2 * hostapd / Configuration helper functions
3 * Copyright (c) 2003-2014, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
9 #include "utils/includes.h"
11 #include "utils/common.h"
12 #include "crypto/sha1.h"
13 #include "radius/radius_client.h"
14 #include "common/ieee802_11_defs.h"
15 #include "common/eapol_common.h"
16 #include "eap_common/eap_wsc_common.h"
17 #include "eap_server/eap.h"
20 #include "ap_config.h"
23 static void hostapd_config_free_vlan(struct hostapd_bss_config
*bss
)
25 struct hostapd_vlan
*vlan
, *prev
;
39 void hostapd_config_defaults_bss(struct hostapd_bss_config
*bss
)
41 dl_list_init(&bss
->anqp_elem
);
43 bss
->logger_syslog_level
= HOSTAPD_LEVEL_INFO
;
44 bss
->logger_stdout_level
= HOSTAPD_LEVEL_INFO
;
45 bss
->logger_syslog
= (unsigned int) -1;
46 bss
->logger_stdout
= (unsigned int) -1;
48 bss
->auth_algs
= WPA_AUTH_ALG_OPEN
| WPA_AUTH_ALG_SHARED
;
50 bss
->wep_rekeying_period
= 300;
51 /* use key0 in individual key and key1 in broadcast key */
52 bss
->broadcast_key_idx_min
= 1;
53 bss
->broadcast_key_idx_max
= 2;
54 bss
->eap_reauth_period
= 3600;
56 bss
->wpa_group_rekey
= 600;
57 bss
->wpa_gmk_rekey
= 86400;
58 bss
->wpa_key_mgmt
= WPA_KEY_MGMT_PSK
;
59 bss
->wpa_pairwise
= WPA_CIPHER_TKIP
;
60 bss
->wpa_group
= WPA_CIPHER_TKIP
;
61 bss
->rsn_pairwise
= 0;
63 bss
->max_num_sta
= MAX_STA_COUNT
;
67 bss
->radius_server_auth_port
= 1812;
68 bss
->eap_sim_db_timeout
= 1;
69 bss
->ap_max_inactivity
= AP_MAX_INACTIVITY
;
70 bss
->eapol_version
= EAPOL_VERSION
;
72 bss
->max_listen_interval
= 65535;
74 bss
->pwd_group
= 19; /* ECC: GF(p=256) */
76 #ifdef CONFIG_IEEE80211W
77 bss
->assoc_sa_query_max_timeout
= 1000;
78 bss
->assoc_sa_query_retry_timeout
= 201;
79 bss
->group_mgmt_cipher
= WPA_CIPHER_AES_128_CMAC
;
80 #endif /* CONFIG_IEEE80211W */
81 #ifdef EAP_SERVER_FAST
82 /* both anonymous and authenticated provisioning */
83 bss
->eap_fast_prov
= 3;
84 bss
->pac_key_lifetime
= 7 * 24 * 60 * 60;
85 bss
->pac_key_refresh_time
= 1 * 24 * 60 * 60;
86 #endif /* EAP_SERVER_FAST */
88 /* Set to -1 as defaults depends on HT in setup */
89 bss
->wmm_enabled
= -1;
91 #ifdef CONFIG_IEEE80211R
93 #endif /* CONFIG_IEEE80211R */
95 bss
->radius_das_time_window
= 300;
97 bss
->sae_anti_clogging_threshold
= 5;
101 struct hostapd_config
* hostapd_config_defaults(void)
103 #define ecw2cw(ecw) ((1 << (ecw)) - 1)
105 struct hostapd_config
*conf
;
106 struct hostapd_bss_config
*bss
;
107 const int aCWmin
= 4, aCWmax
= 10;
108 const struct hostapd_wmm_ac_params ac_bk
=
109 { aCWmin
, aCWmax
, 7, 0, 0 }; /* background traffic */
110 const struct hostapd_wmm_ac_params ac_be
=
111 { aCWmin
, aCWmax
, 3, 0, 0 }; /* best effort traffic */
112 const struct hostapd_wmm_ac_params ac_vi
= /* video traffic */
113 { aCWmin
- 1, aCWmin
, 2, 3008 / 32, 0 };
114 const struct hostapd_wmm_ac_params ac_vo
= /* voice traffic */
115 { aCWmin
- 2, aCWmin
- 1, 2, 1504 / 32, 0 };
116 const struct hostapd_tx_queue_params txq_bk
=
117 { 7, ecw2cw(aCWmin
), ecw2cw(aCWmax
), 0 };
118 const struct hostapd_tx_queue_params txq_be
=
119 { 3, ecw2cw(aCWmin
), 4 * (ecw2cw(aCWmin
) + 1) - 1, 0};
120 const struct hostapd_tx_queue_params txq_vi
=
121 { 1, (ecw2cw(aCWmin
) + 1) / 2 - 1, ecw2cw(aCWmin
), 30};
122 const struct hostapd_tx_queue_params txq_vo
=
123 { 1, (ecw2cw(aCWmin
) + 1) / 4 - 1,
124 (ecw2cw(aCWmin
) + 1) / 2 - 1, 15};
128 conf
= os_zalloc(sizeof(*conf
));
129 bss
= os_zalloc(sizeof(*bss
));
130 if (conf
== NULL
|| bss
== NULL
) {
131 wpa_printf(MSG_ERROR
, "Failed to allocate memory for "
132 "configuration data.");
137 conf
->bss
= os_calloc(1, sizeof(struct hostapd_bss_config
*));
138 if (conf
->bss
== NULL
) {
145 bss
->radius
= os_zalloc(sizeof(*bss
->radius
));
146 if (bss
->radius
== NULL
) {
153 hostapd_config_defaults_bss(bss
);
157 conf
->beacon_int
= 100;
158 conf
->rts_threshold
= -1; /* use driver default: 2347 */
159 conf
->fragm_threshold
= -1; /* user driver default: 2346 */
160 conf
->send_probe_response
= 1;
161 /* Set to invalid value means do not add Power Constraint IE */
162 conf
->local_pwr_constraint
= -1;
164 conf
->wmm_ac_params
[0] = ac_be
;
165 conf
->wmm_ac_params
[1] = ac_bk
;
166 conf
->wmm_ac_params
[2] = ac_vi
;
167 conf
->wmm_ac_params
[3] = ac_vo
;
169 conf
->tx_queue
[0] = txq_vo
;
170 conf
->tx_queue
[1] = txq_vi
;
171 conf
->tx_queue
[2] = txq_be
;
172 conf
->tx_queue
[3] = txq_bk
;
174 conf
->ht_capab
= HT_CAP_INFO_SMPS_DISABLED
;
176 conf
->ap_table_max_size
= 255;
177 conf
->ap_table_expiration_time
= 60;
178 conf
->track_sta_max_age
= 180;
180 #ifdef CONFIG_TESTING_OPTIONS
181 conf
->ignore_probe_probability
= 0.0;
182 conf
->ignore_auth_probability
= 0.0;
183 conf
->ignore_assoc_probability
= 0.0;
184 conf
->ignore_reassoc_probability
= 0.0;
185 conf
->corrupt_gtk_rekey_mic_probability
= 0.0;
186 conf
->ecsa_ie_only
= 0;
187 #endif /* CONFIG_TESTING_OPTIONS */
190 conf
->acs_ch_list
.num
= 0;
192 conf
->acs_num_scans
= 5;
193 #endif /* CONFIG_ACS */
199 int hostapd_mac_comp(const void *a
, const void *b
)
201 return os_memcmp(a
, b
, sizeof(macaddr
));
205 static int hostapd_config_read_wpa_psk(const char *fname
,
206 struct hostapd_ssid
*ssid
)
210 int line
= 0, ret
= 0, len
, ok
;
212 struct hostapd_wpa_psk
*psk
;
217 f
= fopen(fname
, "r");
219 wpa_printf(MSG_ERROR
, "WPA PSK file '%s' not found.", fname
);
223 while (fgets(buf
, sizeof(buf
), f
)) {
229 while (*pos
!= '\0') {
239 if (hwaddr_aton(buf
, addr
)) {
240 wpa_printf(MSG_ERROR
, "Invalid MAC address '%s' on "
241 "line %d in '%s'", buf
, line
, fname
);
246 psk
= os_zalloc(sizeof(*psk
));
248 wpa_printf(MSG_ERROR
, "WPA PSK allocation failed");
252 if (is_zero_ether_addr(addr
))
255 os_memcpy(psk
->addr
, addr
, ETH_ALEN
);
259 wpa_printf(MSG_ERROR
, "No PSK on line %d in '%s'",
268 len
= os_strlen(pos
);
269 if (len
== 64 && hexstr2bin(pos
, psk
->psk
, PMK_LEN
) == 0)
271 else if (len
>= 8 && len
< 64) {
272 pbkdf2_sha1(pos
, ssid
->ssid
, ssid
->ssid_len
,
273 4096, psk
->psk
, PMK_LEN
);
277 wpa_printf(MSG_ERROR
, "Invalid PSK '%s' on line %d in "
278 "'%s'", pos
, line
, fname
);
284 psk
->next
= ssid
->wpa_psk
;
294 static int hostapd_derive_psk(struct hostapd_ssid
*ssid
)
296 ssid
->wpa_psk
= os_zalloc(sizeof(struct hostapd_wpa_psk
));
297 if (ssid
->wpa_psk
== NULL
) {
298 wpa_printf(MSG_ERROR
, "Unable to alloc space for PSK");
301 wpa_hexdump_ascii(MSG_DEBUG
, "SSID",
302 (u8
*) ssid
->ssid
, ssid
->ssid_len
);
303 wpa_hexdump_ascii_key(MSG_DEBUG
, "PSK (ASCII passphrase)",
304 (u8
*) ssid
->wpa_passphrase
,
305 os_strlen(ssid
->wpa_passphrase
));
306 pbkdf2_sha1(ssid
->wpa_passphrase
,
307 ssid
->ssid
, ssid
->ssid_len
,
308 4096, ssid
->wpa_psk
->psk
, PMK_LEN
);
309 wpa_hexdump_key(MSG_DEBUG
, "PSK (from passphrase)",
310 ssid
->wpa_psk
->psk
, PMK_LEN
);
315 int hostapd_setup_wpa_psk(struct hostapd_bss_config
*conf
)
317 struct hostapd_ssid
*ssid
= &conf
->ssid
;
319 if (ssid
->wpa_passphrase
!= NULL
) {
320 if (ssid
->wpa_psk
!= NULL
) {
321 wpa_printf(MSG_DEBUG
, "Using pre-configured WPA PSK "
322 "instead of passphrase");
324 wpa_printf(MSG_DEBUG
, "Deriving WPA PSK based on "
326 if (hostapd_derive_psk(ssid
) < 0)
329 ssid
->wpa_psk
->group
= 1;
332 if (ssid
->wpa_psk_file
) {
333 if (hostapd_config_read_wpa_psk(ssid
->wpa_psk_file
,
342 static void hostapd_config_free_radius(struct hostapd_radius_server
*servers
,
347 for (i
= 0; i
< num_servers
; i
++) {
348 os_free(servers
[i
].shared_secret
);
354 struct hostapd_radius_attr
*
355 hostapd_config_get_radius_attr(struct hostapd_radius_attr
*attr
, u8 type
)
357 for (; attr
; attr
= attr
->next
) {
358 if (attr
->type
== type
)
365 static void hostapd_config_free_radius_attr(struct hostapd_radius_attr
*attr
)
367 struct hostapd_radius_attr
*prev
;
372 wpabuf_free(prev
->val
);
378 void hostapd_config_free_eap_user(struct hostapd_eap_user
*user
)
380 hostapd_config_free_radius_attr(user
->accept_attr
);
381 os_free(user
->identity
);
382 bin_clear_free(user
->password
, user
->password_len
);
387 static void hostapd_config_free_wep(struct hostapd_wep_keys
*keys
)
390 for (i
= 0; i
< NUM_WEP_KEYS
; i
++) {
391 bin_clear_free(keys
->key
[i
], keys
->len
[i
]);
397 void hostapd_config_clear_wpa_psk(struct hostapd_wpa_psk
**l
)
399 struct hostapd_wpa_psk
*psk
, *tmp
;
401 for (psk
= *l
; psk
;) {
404 bin_clear_free(tmp
, sizeof(*tmp
));
410 static void hostapd_config_free_anqp_elem(struct hostapd_bss_config
*conf
)
412 struct anqp_element
*elem
;
414 while ((elem
= dl_list_first(&conf
->anqp_elem
, struct anqp_element
,
416 dl_list_del(&elem
->list
);
417 wpabuf_free(elem
->payload
);
423 void hostapd_config_free_bss(struct hostapd_bss_config
*conf
)
425 struct hostapd_eap_user
*user
, *prev_user
;
430 hostapd_config_clear_wpa_psk(&conf
->ssid
.wpa_psk
);
432 str_clear_free(conf
->ssid
.wpa_passphrase
);
433 os_free(conf
->ssid
.wpa_psk_file
);
434 hostapd_config_free_wep(&conf
->ssid
.wep
);
435 #ifdef CONFIG_FULL_DYNAMIC_VLAN
436 os_free(conf
->ssid
.vlan_tagged_interface
);
437 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
439 user
= conf
->eap_user
;
443 hostapd_config_free_eap_user(prev_user
);
445 os_free(conf
->eap_user_sqlite
);
447 os_free(conf
->eap_req_id_text
);
448 os_free(conf
->erp_domain
);
449 os_free(conf
->accept_mac
);
450 os_free(conf
->deny_mac
);
451 os_free(conf
->nas_identifier
);
453 hostapd_config_free_radius(conf
->radius
->auth_servers
,
454 conf
->radius
->num_auth_servers
);
455 hostapd_config_free_radius(conf
->radius
->acct_servers
,
456 conf
->radius
->num_acct_servers
);
458 hostapd_config_free_radius_attr(conf
->radius_auth_req_attr
);
459 hostapd_config_free_radius_attr(conf
->radius_acct_req_attr
);
460 os_free(conf
->rsn_preauth_interfaces
);
461 os_free(conf
->ctrl_interface
);
462 os_free(conf
->ca_cert
);
463 os_free(conf
->server_cert
);
464 os_free(conf
->private_key
);
465 os_free(conf
->private_key_passwd
);
466 os_free(conf
->ocsp_stapling_response
);
467 os_free(conf
->ocsp_stapling_response_multi
);
468 os_free(conf
->dh_file
);
469 os_free(conf
->openssl_ciphers
);
470 os_free(conf
->pac_opaque_encr_key
);
471 os_free(conf
->eap_fast_a_id
);
472 os_free(conf
->eap_fast_a_id_info
);
473 os_free(conf
->eap_sim_db
);
474 os_free(conf
->radius_server_clients
);
475 os_free(conf
->radius
);
476 os_free(conf
->radius_das_shared_secret
);
477 hostapd_config_free_vlan(conf
);
478 os_free(conf
->time_zone
);
480 #ifdef CONFIG_IEEE80211R
482 struct ft_remote_r0kh
*r0kh
, *r0kh_prev
;
483 struct ft_remote_r1kh
*r1kh
, *r1kh_prev
;
485 r0kh
= conf
->r0kh_list
;
486 conf
->r0kh_list
= NULL
;
493 r1kh
= conf
->r1kh_list
;
494 conf
->r1kh_list
= NULL
;
501 #endif /* CONFIG_IEEE80211R */
504 os_free(conf
->wps_pin_requests
);
505 os_free(conf
->device_name
);
506 os_free(conf
->manufacturer
);
507 os_free(conf
->model_name
);
508 os_free(conf
->model_number
);
509 os_free(conf
->serial_number
);
510 os_free(conf
->config_methods
);
511 os_free(conf
->ap_pin
);
512 os_free(conf
->extra_cred
);
513 os_free(conf
->ap_settings
);
514 os_free(conf
->upnp_iface
);
515 os_free(conf
->friendly_name
);
516 os_free(conf
->manufacturer_url
);
517 os_free(conf
->model_description
);
518 os_free(conf
->model_url
);
523 for (i
= 0; i
< MAX_WPS_VENDOR_EXTENSIONS
; i
++)
524 wpabuf_free(conf
->wps_vendor_ext
[i
]);
526 wpabuf_free(conf
->wps_nfc_dh_pubkey
);
527 wpabuf_free(conf
->wps_nfc_dh_privkey
);
528 wpabuf_free(conf
->wps_nfc_dev_pw
);
529 #endif /* CONFIG_WPS */
531 os_free(conf
->roaming_consortium
);
532 os_free(conf
->venue_name
);
533 os_free(conf
->nai_realm_data
);
534 os_free(conf
->network_auth_type
);
535 os_free(conf
->anqp_3gpp_cell_net
);
536 os_free(conf
->domain_name
);
537 hostapd_config_free_anqp_elem(conf
);
539 #ifdef CONFIG_RADIUS_TEST
540 os_free(conf
->dump_msk_file
);
541 #endif /* CONFIG_RADIUS_TEST */
544 os_free(conf
->hs20_oper_friendly_name
);
545 os_free(conf
->hs20_wan_metrics
);
546 os_free(conf
->hs20_connection_capability
);
547 os_free(conf
->hs20_operating_class
);
548 os_free(conf
->hs20_icons
);
549 if (conf
->hs20_osu_providers
) {
551 for (i
= 0; i
< conf
->hs20_osu_providers_count
; i
++) {
552 struct hs20_osu_provider
*p
;
554 p
= &conf
->hs20_osu_providers
[i
];
555 os_free(p
->friendly_name
);
556 os_free(p
->server_uri
);
557 os_free(p
->method_list
);
558 for (j
= 0; j
< p
->icons_count
; j
++)
559 os_free(p
->icons
[j
]);
562 os_free(p
->service_desc
);
564 os_free(conf
->hs20_osu_providers
);
566 os_free(conf
->subscr_remediation_url
);
567 #endif /* CONFIG_HS20 */
569 wpabuf_free(conf
->vendor_elements
);
570 wpabuf_free(conf
->assocresp_elements
);
572 os_free(conf
->sae_groups
);
574 os_free(conf
->wowlan_triggers
);
576 os_free(conf
->server_id
);
578 #ifdef CONFIG_TESTING_OPTIONS
579 wpabuf_free(conf
->own_ie_override
);
580 #endif /* CONFIG_TESTING_OPTIONS */
582 os_free(conf
->no_probe_resp_if_seen_on
);
583 os_free(conf
->no_auth_if_seen_on
);
590 * hostapd_config_free - Free hostapd configuration
591 * @conf: Configuration data from hostapd_config_read().
593 void hostapd_config_free(struct hostapd_config
*conf
)
600 for (i
= 0; i
< conf
->num_bss
; i
++)
601 hostapd_config_free_bss(conf
->bss
[i
]);
603 os_free(conf
->supported_rates
);
604 os_free(conf
->basic_rates
);
605 os_free(conf
->acs_ch_list
.range
);
606 os_free(conf
->driver_params
);
608 os_free(conf
->acs_chan_bias
);
609 #endif /* CONFIG_ACS */
610 wpabuf_free(conf
->lci
);
611 wpabuf_free(conf
->civic
);
618 * hostapd_maclist_found - Find a MAC address from a list
619 * @list: MAC address list
620 * @num_entries: Number of addresses in the list
621 * @addr: Address to search for
622 * @vlan_id: Buffer for returning VLAN ID or %NULL if not needed
623 * Returns: 1 if address is in the list or 0 if not.
625 * Perform a binary search for given MAC address from a pre-sorted list.
627 int hostapd_maclist_found(struct mac_acl_entry
*list
, int num_entries
,
628 const u8
*addr
, struct vlan_description
*vlan_id
)
630 int start
, end
, middle
, res
;
633 end
= num_entries
- 1;
635 while (start
<= end
) {
636 middle
= (start
+ end
) / 2;
637 res
= os_memcmp(list
[middle
].addr
, addr
, ETH_ALEN
);
640 *vlan_id
= list
[middle
].vlan_id
;
653 int hostapd_rate_found(int *list
, int rate
)
660 for (i
= 0; list
[i
] >= 0; i
++)
668 int hostapd_vlan_valid(struct hostapd_vlan
*vlan
,
669 struct vlan_description
*vlan_desc
)
671 struct hostapd_vlan
*v
= vlan
;
674 if (!vlan_desc
->notempty
|| vlan_desc
->untagged
< 0 ||
675 vlan_desc
->untagged
> MAX_VLAN_ID
)
677 for (i
= 0; i
< MAX_NUM_TAGGED_VLAN
; i
++) {
678 if (vlan_desc
->tagged
[i
] < 0 ||
679 vlan_desc
->tagged
[i
] > MAX_VLAN_ID
)
682 if (!vlan_desc
->untagged
&& !vlan_desc
->tagged
[0])
686 if (!vlan_compare(&v
->vlan_desc
, vlan_desc
) ||
687 v
->vlan_id
== VLAN_ID_WILDCARD
)
695 const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan
*vlan
, int vlan_id
)
697 struct hostapd_vlan
*v
= vlan
;
699 if (v
->vlan_id
== vlan_id
)
707 const u8
* hostapd_get_psk(const struct hostapd_bss_config
*conf
,
708 const u8
*addr
, const u8
*p2p_dev_addr
,
711 struct hostapd_wpa_psk
*psk
;
712 int next_ok
= prev_psk
== NULL
;
714 if (p2p_dev_addr
&& !is_zero_ether_addr(p2p_dev_addr
)) {
715 wpa_printf(MSG_DEBUG
, "Searching a PSK for " MACSTR
716 " p2p_dev_addr=" MACSTR
" prev_psk=%p",
717 MAC2STR(addr
), MAC2STR(p2p_dev_addr
), prev_psk
);
718 addr
= NULL
; /* Use P2P Device Address for matching */
720 wpa_printf(MSG_DEBUG
, "Searching a PSK for " MACSTR
722 MAC2STR(addr
), prev_psk
);
725 for (psk
= conf
->ssid
.wpa_psk
; psk
!= NULL
; psk
= psk
->next
) {
728 (addr
&& os_memcmp(psk
->addr
, addr
, ETH_ALEN
) == 0) ||
729 (!addr
&& p2p_dev_addr
&&
730 os_memcmp(psk
->p2p_dev_addr
, p2p_dev_addr
, ETH_ALEN
) ==
734 if (psk
->psk
== prev_psk
)
742 static int hostapd_config_check_bss(struct hostapd_bss_config
*bss
,
743 struct hostapd_config
*conf
,
746 if (full_config
&& bss
->ieee802_1x
&& !bss
->eap_server
&&
747 !bss
->radius
->auth_servers
) {
748 wpa_printf(MSG_ERROR
, "Invalid IEEE 802.1X configuration (no "
749 "EAP authenticator configured).");
756 wep
= bss
->default_wep_key_len
> 0 ||
757 bss
->individual_wep_key_len
> 0;
758 for (i
= 0; i
< NUM_WEP_KEYS
; i
++) {
759 if (bss
->ssid
.wep
.keys_set
) {
766 wpa_printf(MSG_ERROR
, "WEP configuration in a WPA network is not supported");
771 if (full_config
&& bss
->wpa
&&
772 bss
->wpa_psk_radius
!= PSK_RADIUS_IGNORED
&&
773 bss
->macaddr_acl
!= USE_EXTERNAL_RADIUS_AUTH
) {
774 wpa_printf(MSG_ERROR
, "WPA-PSK using RADIUS enabled, but no "
775 "RADIUS checking (macaddr_acl=2) enabled.");
779 if (full_config
&& bss
->wpa
&& (bss
->wpa_key_mgmt
& WPA_KEY_MGMT_PSK
) &&
780 bss
->ssid
.wpa_psk
== NULL
&& bss
->ssid
.wpa_passphrase
== NULL
&&
781 bss
->ssid
.wpa_psk_file
== NULL
&&
782 (bss
->wpa_psk_radius
!= PSK_RADIUS_REQUIRED
||
783 bss
->macaddr_acl
!= USE_EXTERNAL_RADIUS_AUTH
)) {
784 wpa_printf(MSG_ERROR
, "WPA-PSK enabled, but PSK or passphrase "
785 "is not configured.");
789 if (full_config
&& !is_zero_ether_addr(bss
->bssid
)) {
792 for (i
= 0; i
< conf
->num_bss
; i
++) {
793 if (conf
->bss
[i
] != bss
&&
794 (hostapd_mac_comp(conf
->bss
[i
]->bssid
,
796 wpa_printf(MSG_ERROR
, "Duplicate BSSID " MACSTR
797 " on interface '%s' and '%s'.",
799 conf
->bss
[i
]->iface
, bss
->iface
);
805 #ifdef CONFIG_IEEE80211R
806 if (full_config
&& wpa_key_mgmt_ft(bss
->wpa_key_mgmt
) &&
807 (bss
->nas_identifier
== NULL
||
808 os_strlen(bss
->nas_identifier
) < 1 ||
809 os_strlen(bss
->nas_identifier
) > FT_R0KH_ID_MAX_LEN
)) {
810 wpa_printf(MSG_ERROR
, "FT (IEEE 802.11r) requires "
811 "nas_identifier to be configured as a 1..48 octet "
815 #endif /* CONFIG_IEEE80211R */
817 #ifdef CONFIG_IEEE80211N
818 if (full_config
&& conf
->ieee80211n
&&
819 conf
->hw_mode
== HOSTAPD_MODE_IEEE80211B
) {
820 bss
->disable_11n
= 1;
821 wpa_printf(MSG_ERROR
, "HT (IEEE 802.11n) in 11b mode is not "
822 "allowed, disabling HT capabilities");
825 if (full_config
&& conf
->ieee80211n
&&
826 bss
->ssid
.security_policy
== SECURITY_STATIC_WEP
) {
827 bss
->disable_11n
= 1;
828 wpa_printf(MSG_ERROR
, "HT (IEEE 802.11n) with WEP is not "
829 "allowed, disabling HT capabilities");
832 if (full_config
&& conf
->ieee80211n
&& bss
->wpa
&&
833 !(bss
->wpa_pairwise
& WPA_CIPHER_CCMP
) &&
834 !(bss
->rsn_pairwise
& (WPA_CIPHER_CCMP
| WPA_CIPHER_GCMP
|
835 WPA_CIPHER_CCMP_256
| WPA_CIPHER_GCMP_256
)))
837 bss
->disable_11n
= 1;
838 wpa_printf(MSG_ERROR
, "HT (IEEE 802.11n) with WPA/WPA2 "
839 "requires CCMP/GCMP to be enabled, disabling HT "
842 #endif /* CONFIG_IEEE80211N */
845 if (full_config
&& bss
->wps_state
&& bss
->ignore_broadcast_ssid
) {
846 wpa_printf(MSG_INFO
, "WPS: ignore_broadcast_ssid "
847 "configuration forced WPS to be disabled");
851 if (full_config
&& bss
->wps_state
&&
852 bss
->ssid
.wep
.keys_set
&& bss
->wpa
== 0) {
853 wpa_printf(MSG_INFO
, "WPS: WEP configuration forced WPS to be "
858 if (full_config
&& bss
->wps_state
&& bss
->wpa
&&
860 !(bss
->rsn_pairwise
& (WPA_CIPHER_CCMP
| WPA_CIPHER_GCMP
)))) {
861 wpa_printf(MSG_INFO
, "WPS: WPA/TKIP configuration without "
862 "WPA2/CCMP/GCMP forced WPS to be disabled");
865 #endif /* CONFIG_WPS */
868 if (full_config
&& bss
->hs20
&&
870 !(bss
->rsn_pairwise
& (WPA_CIPHER_CCMP
| WPA_CIPHER_GCMP
|
871 WPA_CIPHER_CCMP_256
|
872 WPA_CIPHER_GCMP_256
)))) {
873 wpa_printf(MSG_ERROR
, "HS 2.0: WPA2-Enterprise/CCMP "
874 "configuration is required for Hotspot 2.0 "
878 #endif /* CONFIG_HS20 */
881 if (full_config
&& bss
->mbo_enabled
&& (bss
->wpa
& 2) &&
882 bss
->ieee80211w
== NO_MGMT_FRAME_PROTECTION
) {
883 wpa_printf(MSG_ERROR
,
884 "MBO: PMF needs to be enabled whenever using WPA2 with MBO");
887 #endif /* CONFIG_MBO */
893 static int hostapd_config_check_cw(struct hostapd_config
*conf
, int queue
)
895 int tx_cwmin
= conf
->tx_queue
[queue
].cwmin
;
896 int tx_cwmax
= conf
->tx_queue
[queue
].cwmax
;
897 int ac_cwmin
= conf
->wmm_ac_params
[queue
].cwmin
;
898 int ac_cwmax
= conf
->wmm_ac_params
[queue
].cwmax
;
900 if (tx_cwmin
> tx_cwmax
) {
901 wpa_printf(MSG_ERROR
,
902 "Invalid TX queue cwMin/cwMax values. cwMin(%d) greater than cwMax(%d)",
906 if (ac_cwmin
> ac_cwmax
) {
907 wpa_printf(MSG_ERROR
,
908 "Invalid WMM AC cwMin/cwMax values. cwMin(%d) greater than cwMax(%d)",
916 int hostapd_config_check(struct hostapd_config
*conf
, int full_config
)
920 if (full_config
&& conf
->ieee80211d
&&
921 (!conf
->country
[0] || !conf
->country
[1])) {
922 wpa_printf(MSG_ERROR
, "Cannot enable IEEE 802.11d without "
923 "setting the country_code");
927 if (full_config
&& conf
->ieee80211h
&& !conf
->ieee80211d
) {
928 wpa_printf(MSG_ERROR
, "Cannot enable IEEE 802.11h without "
929 "IEEE 802.11d enabled");
933 if (full_config
&& conf
->local_pwr_constraint
!= -1 &&
935 wpa_printf(MSG_ERROR
, "Cannot add Power Constraint element without Country element");
939 if (full_config
&& conf
->spectrum_mgmt_required
&&
940 conf
->local_pwr_constraint
== -1) {
941 wpa_printf(MSG_ERROR
, "Cannot set Spectrum Management bit without Country and Power Constraint elements");
945 for (i
= 0; i
< NUM_TX_QUEUES
; i
++) {
946 if (hostapd_config_check_cw(conf
, i
))
950 for (i
= 0; i
< conf
->num_bss
; i
++) {
951 if (hostapd_config_check_bss(conf
->bss
[i
], conf
, full_config
))
959 void hostapd_set_security_params(struct hostapd_bss_config
*bss
,
962 if (bss
->individual_wep_key_len
== 0) {
963 /* individual keys are not use; can use key idx0 for
965 bss
->broadcast_key_idx_min
= 0;
968 if ((bss
->wpa
& 2) && bss
->rsn_pairwise
== 0)
969 bss
->rsn_pairwise
= bss
->wpa_pairwise
;
970 bss
->wpa_group
= wpa_select_ap_group_cipher(bss
->wpa
, bss
->wpa_pairwise
,
974 bss
->radius
->auth_server
= bss
->radius
->auth_servers
;
975 bss
->radius
->acct_server
= bss
->radius
->acct_servers
;
978 if (bss
->wpa
&& bss
->ieee802_1x
) {
979 bss
->ssid
.security_policy
= SECURITY_WPA
;
980 } else if (bss
->wpa
) {
981 bss
->ssid
.security_policy
= SECURITY_WPA_PSK
;
982 } else if (bss
->ieee802_1x
) {
983 int cipher
= WPA_CIPHER_NONE
;
984 bss
->ssid
.security_policy
= SECURITY_IEEE_802_1X
;
985 bss
->ssid
.wep
.default_len
= bss
->default_wep_key_len
;
986 if (full_config
&& bss
->default_wep_key_len
) {
987 cipher
= bss
->default_wep_key_len
>= 13 ?
988 WPA_CIPHER_WEP104
: WPA_CIPHER_WEP40
;
989 } else if (full_config
&& bss
->ssid
.wep
.keys_set
) {
990 if (bss
->ssid
.wep
.len
[0] >= 13)
991 cipher
= WPA_CIPHER_WEP104
;
993 cipher
= WPA_CIPHER_WEP40
;
995 bss
->wpa_group
= cipher
;
996 bss
->wpa_pairwise
= cipher
;
997 bss
->rsn_pairwise
= cipher
;
999 bss
->wpa_key_mgmt
= WPA_KEY_MGMT_IEEE8021X_NO_WPA
;
1000 } else if (bss
->ssid
.wep
.keys_set
) {
1001 int cipher
= WPA_CIPHER_WEP40
;
1002 if (bss
->ssid
.wep
.len
[0] >= 13)
1003 cipher
= WPA_CIPHER_WEP104
;
1004 bss
->ssid
.security_policy
= SECURITY_STATIC_WEP
;
1005 bss
->wpa_group
= cipher
;
1006 bss
->wpa_pairwise
= cipher
;
1007 bss
->rsn_pairwise
= cipher
;
1009 bss
->wpa_key_mgmt
= WPA_KEY_MGMT_NONE
;
1010 } else if (bss
->osen
) {
1011 bss
->ssid
.security_policy
= SECURITY_OSEN
;
1012 bss
->wpa_group
= WPA_CIPHER_CCMP
;
1013 bss
->wpa_pairwise
= 0;
1014 bss
->rsn_pairwise
= WPA_CIPHER_CCMP
;
1016 bss
->ssid
.security_policy
= SECURITY_PLAINTEXT
;
1018 bss
->wpa_group
= WPA_CIPHER_NONE
;
1019 bss
->wpa_pairwise
= WPA_CIPHER_NONE
;
1020 bss
->rsn_pairwise
= WPA_CIPHER_NONE
;
1021 bss
->wpa_key_mgmt
= WPA_KEY_MGMT_NONE
;