ap_config.h revision 61d9df3e62aaa0e87ad05452fcb95142159a17b6 
1/*
2 * hostapd / Configuration definitions and helpers functions
3 * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9#ifndef HOSTAPD_CONFIG_H
10#define HOSTAPD_CONFIG_H
11
12#include "common/defs.h"
13#include "ip_addr.h"
14#include "common/wpa_common.h"
15#include "common/ieee802_11_common.h"
16#include "wps/wps.h"
17
18#define MAX_STA_COUNT 2007
19#define MAX_VLAN_ID 4094
20
21typedef u8 macaddr[ETH_ALEN];
22
23struct mac_acl_entry {
24	macaddr addr;
25	int vlan_id;
26};
27
28struct hostapd_radius_servers;
29struct ft_remote_r0kh;
30struct ft_remote_r1kh;
31
32#define HOSTAPD_MAX_SSID_LEN 32
33
34#define NUM_WEP_KEYS 4
35struct hostapd_wep_keys {
36	u8 idx;
37	u8 *key[NUM_WEP_KEYS];
38	size_t len[NUM_WEP_KEYS];
39	int keys_set;
40	size_t default_len; /* key length used for dynamic key generation */
41};
42
43typedef enum hostap_security_policy {
44	SECURITY_PLAINTEXT = 0,
45	SECURITY_STATIC_WEP = 1,
46	SECURITY_IEEE_802_1X = 2,
47	SECURITY_WPA_PSK = 3,
48	SECURITY_WPA = 4
49} secpolicy;
50
51struct hostapd_ssid {
52	u8 ssid[HOSTAPD_MAX_SSID_LEN];
53	size_t ssid_len;
54	int ssid_set;
55
56	char vlan[IFNAMSIZ + 1];
57	secpolicy security_policy;
58
59	struct hostapd_wpa_psk *wpa_psk;
60	char *wpa_passphrase;
61	char *wpa_psk_file;
62
63	struct hostapd_wep_keys wep;
64
65#define DYNAMIC_VLAN_DISABLED 0
66#define DYNAMIC_VLAN_OPTIONAL 1
67#define DYNAMIC_VLAN_REQUIRED 2
68	int dynamic_vlan;
69#define DYNAMIC_VLAN_NAMING_WITHOUT_DEVICE 0
70#define DYNAMIC_VLAN_NAMING_WITH_DEVICE 1
71#define DYNAMIC_VLAN_NAMING_END 2
72	int vlan_naming;
73#ifdef CONFIG_FULL_DYNAMIC_VLAN
74	char *vlan_tagged_interface;
75#endif /* CONFIG_FULL_DYNAMIC_VLAN */
76	struct hostapd_wep_keys **dyn_vlan_keys;
77	size_t max_dyn_vlan_keys;
78};
79
80
81#define VLAN_ID_WILDCARD -1
82
83struct hostapd_vlan {
84	struct hostapd_vlan *next;
85	int vlan_id; /* VLAN ID or -1 (VLAN_ID_WILDCARD) for wildcard entry */
86	char ifname[IFNAMSIZ + 1];
87	int dynamic_vlan;
88#ifdef CONFIG_FULL_DYNAMIC_VLAN
89
90#define DVLAN_CLEAN_BR 	0x1
91#define DVLAN_CLEAN_VLAN	0x2
92#define DVLAN_CLEAN_VLAN_PORT	0x4
93#define DVLAN_CLEAN_WLAN_PORT	0x8
94	int clean;
95#endif /* CONFIG_FULL_DYNAMIC_VLAN */
96};
97
98#define PMK_LEN 32
99struct hostapd_wpa_psk {
100	struct hostapd_wpa_psk *next;
101	int group;
102	u8 psk[PMK_LEN];
103	u8 addr[ETH_ALEN];
104};
105
106struct hostapd_eap_user {
107	struct hostapd_eap_user *next;
108	u8 *identity;
109	size_t identity_len;
110	struct {
111		int vendor;
112		u32 method;
113	} methods[EAP_MAX_METHODS];
114	u8 *password;
115	size_t password_len;
116	int phase2;
117	int force_version;
118	unsigned int wildcard_prefix:1;
119	unsigned int password_hash:1; /* whether password is hashed with
120				       * nt_password_hash() */
121	int ttls_auth; /* EAP_TTLS_AUTH_* bitfield */
122};
123
124struct hostapd_radius_attr {
125	u8 type;
126	struct wpabuf *val;
127	struct hostapd_radius_attr *next;
128};
129
130
131#define NUM_TX_QUEUES 4
132
133struct hostapd_tx_queue_params {
134	int aifs;
135	int cwmin;
136	int cwmax;
137	int burst; /* maximum burst time in 0.1 ms, i.e., 10 = 1 ms */
138};
139
140
141#define MAX_ROAMING_CONSORTIUM_LEN 15
142
143struct hostapd_roaming_consortium {
144	u8 len;
145	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
146};
147
148struct hostapd_lang_string {
149	u8 lang[3];
150	u8 name_len;
151	u8 name[252];
152};
153
154#define MAX_NAI_REALMS 10
155#define MAX_NAI_REALMLEN 255
156#define MAX_NAI_EAP_METHODS 5
157#define MAX_NAI_AUTH_TYPES 4
158struct hostapd_nai_realm_data {
159	u8 encoding;
160	char realm_buf[MAX_NAI_REALMLEN + 1];
161	char *realm[MAX_NAI_REALMS];
162	u8 eap_method_count;
163	struct hostapd_nai_realm_eap {
164		u8 eap_method;
165		u8 num_auths;
166		u8 auth_id[MAX_NAI_AUTH_TYPES];
167		u8 auth_val[MAX_NAI_AUTH_TYPES];
168	} eap_method[MAX_NAI_EAP_METHODS];
169};
170
171/**
172 * struct hostapd_bss_config - Per-BSS configuration
173 */
174struct hostapd_bss_config {
175	char iface[IFNAMSIZ + 1];
176	char bridge[IFNAMSIZ + 1];
177	char wds_bridge[IFNAMSIZ + 1];
178
179	enum hostapd_logger_level logger_syslog_level, logger_stdout_level;
180
181	unsigned int logger_syslog; /* module bitfield */
182	unsigned int logger_stdout; /* module bitfield */
183
184	char *dump_log_name; /* file name for state dump (SIGUSR1) */
185
186	int max_num_sta; /* maximum number of STAs in station table */
187
188	int dtim_period;
189
190	int ieee802_1x; /* use IEEE 802.1X */
191	int eapol_version;
192	int eap_server; /* Use internal EAP server instead of external
193			 * RADIUS server */
194	struct hostapd_eap_user *eap_user;
195	char *eap_sim_db;
196	struct hostapd_ip_addr own_ip_addr;
197	char *nas_identifier;
198	struct hostapd_radius_servers *radius;
199	int acct_interim_interval;
200	int radius_request_cui;
201	struct hostapd_radius_attr *radius_auth_req_attr;
202	struct hostapd_radius_attr *radius_acct_req_attr;
203	int radius_das_port;
204	unsigned int radius_das_time_window;
205	int radius_das_require_event_timestamp;
206	struct hostapd_ip_addr radius_das_client_addr;
207	u8 *radius_das_shared_secret;
208	size_t radius_das_shared_secret_len;
209
210	struct hostapd_ssid ssid;
211
212	char *eap_req_id_text; /* optional displayable message sent with
213				* EAP Request-Identity */
214	size_t eap_req_id_text_len;
215	int eapol_key_index_workaround;
216
217	size_t default_wep_key_len;
218	int individual_wep_key_len;
219	int wep_rekeying_period;
220	int broadcast_key_idx_min, broadcast_key_idx_max;
221	int eap_reauth_period;
222
223	int ieee802_11f; /* use IEEE 802.11f (IAPP) */
224	char iapp_iface[IFNAMSIZ + 1]; /* interface used with IAPP broadcast
225					* frames */
226
227	enum {
228		ACCEPT_UNLESS_DENIED = 0,
229		DENY_UNLESS_ACCEPTED = 1,
230		USE_EXTERNAL_RADIUS_AUTH = 2
231	} macaddr_acl;
232	struct mac_acl_entry *accept_mac;
233	int num_accept_mac;
234	struct mac_acl_entry *deny_mac;
235	int num_deny_mac;
236	int wds_sta;
237	int isolate;
238
239	int auth_algs; /* bitfield of allowed IEEE 802.11 authentication
240			* algorithms, WPA_AUTH_ALG_{OPEN,SHARED,LEAP} */
241
242	int wpa; /* bitfield of WPA_PROTO_WPA, WPA_PROTO_RSN */
243	int wpa_key_mgmt;
244#ifdef CONFIG_IEEE80211W
245	enum mfp_options ieee80211w;
246	/* dot11AssociationSAQueryMaximumTimeout (in TUs) */
247	unsigned int assoc_sa_query_max_timeout;
248	/* dot11AssociationSAQueryRetryTimeout (in TUs) */
249	int assoc_sa_query_retry_timeout;
250#endif /* CONFIG_IEEE80211W */
251	enum {
252		PSK_RADIUS_IGNORED = 0,
253		PSK_RADIUS_ACCEPTED = 1,
254		PSK_RADIUS_REQUIRED = 2
255	} wpa_psk_radius;
256	int wpa_pairwise;
257	int wpa_group;
258	int wpa_group_rekey;
259	int wpa_strict_rekey;
260	int wpa_gmk_rekey;
261	int wpa_ptk_rekey;
262	int rsn_pairwise;
263	int rsn_preauth;
264	char *rsn_preauth_interfaces;
265	int peerkey;
266
267#ifdef CONFIG_IEEE80211R
268	/* IEEE 802.11r - Fast BSS Transition */
269	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
270	u8 r1_key_holder[FT_R1KH_ID_LEN];
271	u32 r0_key_lifetime;
272	u32 reassociation_deadline;
273	struct ft_remote_r0kh *r0kh_list;
274	struct ft_remote_r1kh *r1kh_list;
275	int pmk_r1_push;
276	int ft_over_ds;
277#endif /* CONFIG_IEEE80211R */
278
279	char *ctrl_interface; /* directory for UNIX domain sockets */
280#ifndef CONFIG_NATIVE_WINDOWS
281	gid_t ctrl_interface_gid;
282#endif /* CONFIG_NATIVE_WINDOWS */
283	int ctrl_interface_gid_set;
284
285	char *ca_cert;
286	char *server_cert;
287	char *private_key;
288	char *private_key_passwd;
289	int check_crl;
290	char *dh_file;
291	u8 *pac_opaque_encr_key;
292	u8 *eap_fast_a_id;
293	size_t eap_fast_a_id_len;
294	char *eap_fast_a_id_info;
295	int eap_fast_prov;
296	int pac_key_lifetime;
297	int pac_key_refresh_time;
298	int eap_sim_aka_result_ind;
299	int tnc;
300	int fragment_size;
301	u16 pwd_group;
302
303	char *radius_server_clients;
304	int radius_server_auth_port;
305	int radius_server_ipv6;
306
307	char *test_socket; /* UNIX domain socket path for driver_test */
308
309	int use_pae_group_addr; /* Whether to send EAPOL frames to PAE group
310				 * address instead of individual address
311				 * (for driver_wired.c).
312				 */
313
314	int ap_max_inactivity;
315	int ignore_broadcast_ssid;
316
317	int wmm_enabled;
318	int wmm_uapsd;
319
320	struct hostapd_vlan *vlan, *vlan_tail;
321
322	macaddr bssid;
323
324	/*
325	 * Maximum listen interval that STAs can use when associating with this
326	 * BSS. If a STA tries to use larger value, the association will be
327	 * denied with status code 51.
328	 */
329	u16 max_listen_interval;
330
331	int disable_pmksa_caching;
332	int okc; /* Opportunistic Key Caching */
333
334	int wps_state;
335#ifdef CONFIG_WPS
336	int ap_setup_locked;
337	u8 uuid[16];
338	char *wps_pin_requests;
339	char *device_name;
340	char *manufacturer;
341	char *model_name;
342	char *model_number;
343	char *serial_number;
344	u8 device_type[WPS_DEV_TYPE_LEN];
345	char *config_methods;
346	u8 os_version[4];
347	char *ap_pin;
348	int skip_cred_build;
349	u8 *extra_cred;
350	size_t extra_cred_len;
351	int wps_cred_processing;
352	u8 *ap_settings;
353	size_t ap_settings_len;
354	char *upnp_iface;
355	char *friendly_name;
356	char *manufacturer_url;
357	char *model_description;
358	char *model_url;
359	char *upc;
360	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
361	int wps_nfc_dev_pw_id;
362	struct wpabuf *wps_nfc_dh_pubkey;
363	struct wpabuf *wps_nfc_dh_privkey;
364	struct wpabuf *wps_nfc_dev_pw;
365#endif /* CONFIG_WPS */
366	int pbc_in_m1;
367
368#define P2P_ENABLED BIT(0)
369#define P2P_GROUP_OWNER BIT(1)
370#define P2P_GROUP_FORMATION BIT(2)
371#define P2P_MANAGE BIT(3)
372#define P2P_ALLOW_CROSS_CONNECTION BIT(4)
373	int p2p;
374
375	int disassoc_low_ack;
376	int skip_inactivity_poll;
377
378#define TDLS_PROHIBIT BIT(0)
379#define TDLS_PROHIBIT_CHAN_SWITCH BIT(1)
380	int tdls;
381	int disable_11n;
382	int disable_11ac;
383
384	/* IEEE 802.11v */
385	int time_advertisement;
386	char *time_zone;
387
388	/* IEEE 802.11u - Interworking */
389	int interworking;
390	int access_network_type;
391	int internet;
392	int asra;
393	int esr;
394	int uesa;
395	int venue_info_set;
396	u8 venue_group;
397	u8 venue_type;
398	u8 hessid[ETH_ALEN];
399
400	/* IEEE 802.11u - Roaming Consortium list */
401	unsigned int roaming_consortium_count;
402	struct hostapd_roaming_consortium *roaming_consortium;
403
404	/* IEEE 802.11u - Venue Name duples */
405	unsigned int venue_name_count;
406	struct hostapd_lang_string *venue_name;
407
408	/* IEEE 802.11u - Network Authentication Type */
409	u8 *network_auth_type;
410	size_t network_auth_type_len;
411
412	/* IEEE 802.11u - IP Address Type Availability */
413	u8 ipaddr_type_availability;
414	u8 ipaddr_type_configured;
415
416	/* IEEE 802.11u - 3GPP Cellular Network */
417	u8 *anqp_3gpp_cell_net;
418	size_t anqp_3gpp_cell_net_len;
419
420	/* IEEE 802.11u - Domain Name */
421	u8 *domain_name;
422	size_t domain_name_len;
423
424	unsigned int nai_realm_count;
425	struct hostapd_nai_realm_data *nai_realm_data;
426
427	u16 gas_comeback_delay;
428	int gas_frag_limit;
429
430#ifdef CONFIG_HS20
431	int hs20;
432	int disable_dgaf;
433	unsigned int hs20_oper_friendly_name_count;
434	struct hostapd_lang_string *hs20_oper_friendly_name;
435	u8 *hs20_wan_metrics;
436	u8 *hs20_connection_capability;
437	size_t hs20_connection_capability_len;
438	u8 *hs20_operating_class;
439	u8 hs20_operating_class_len;
440#endif /* CONFIG_HS20 */
441
442	u8 wps_rf_bands; /* RF bands for WPS (WPS_RF_*) */
443
444#ifdef CONFIG_RADIUS_TEST
445	char *dump_msk_file;
446#endif /* CONFIG_RADIUS_TEST */
447
448	struct wpabuf *vendor_elements;
449};
450
451
452/**
453 * struct hostapd_config - Per-radio interface configuration
454 */
455struct hostapd_config {
456	struct hostapd_bss_config *bss, *last_bss;
457	size_t num_bss;
458
459	u16 beacon_int;
460	int rts_threshold;
461	int fragm_threshold;
462	u8 send_probe_response;
463	u8 channel;
464	enum hostapd_hw_mode hw_mode; /* HOSTAPD_MODE_IEEE80211A, .. */
465	enum {
466		LONG_PREAMBLE = 0,
467		SHORT_PREAMBLE = 1
468	} preamble;
469
470	int *supported_rates;
471	int *basic_rates;
472
473	const struct wpa_driver_ops *driver;
474
475	int ap_table_max_size;
476	int ap_table_expiration_time;
477
478	char country[3]; /* first two octets: country code as described in
479			  * ISO/IEC 3166-1. Third octet:
480			  * ' ' (ascii 32): all environments
481			  * 'O': Outdoor environemnt only
482			  * 'I': Indoor environment only
483			  */
484
485	int ieee80211d;
486
487	struct hostapd_tx_queue_params tx_queue[NUM_TX_QUEUES];
488
489	/*
490	 * WMM AC parameters, in same order as 802.1D, i.e.
491	 * 0 = BE (best effort)
492	 * 1 = BK (background)
493	 * 2 = VI (video)
494	 * 3 = VO (voice)
495	 */
496	struct hostapd_wmm_ac_params wmm_ac_params[4];
497
498	int ht_op_mode_fixed;
499	u16 ht_capab;
500	int ieee80211n;
501	int secondary_channel;
502	int require_ht;
503	u32 vht_capab;
504	int ieee80211ac;
505	int require_vht;
506	u8 vht_oper_chwidth;
507	u8 vht_oper_centr_freq_seg0_idx;
508};
509
510
511int hostapd_mac_comp(const void *a, const void *b);
512int hostapd_mac_comp_empty(const void *a);
513struct hostapd_config * hostapd_config_defaults(void);
514void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
515void hostapd_config_free(struct hostapd_config *conf);
516int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
517			  const u8 *addr, int *vlan_id);
518int hostapd_rate_found(int *list, int rate);
519int hostapd_wep_key_cmp(struct hostapd_wep_keys *a,
520			struct hostapd_wep_keys *b);
521const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
522			   const u8 *addr, const u8 *prev_psk);
523int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf);
524const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan,
525					int vlan_id);
526const struct hostapd_eap_user *
527hostapd_get_eap_user(const struct hostapd_bss_config *conf, const u8 *identity,
528		     size_t identity_len, int phase2);
529struct hostapd_radius_attr *
530hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type);
531
532#endif /* HOSTAPD_CONFIG_H */
533