ap_config.h revision 8da800a193fb6f8832218715f82a7b4e2d2ad338 
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	unsigned int ssid_set:1;
55	unsigned int utf8_ssid:1;
56
57	char vlan[IFNAMSIZ + 1];
58	secpolicy security_policy;
59
60	struct hostapd_wpa_psk *wpa_psk;
61	char *wpa_passphrase;
62	char *wpa_psk_file;
63
64	struct hostapd_wep_keys wep;
65
66#define DYNAMIC_VLAN_DISABLED 0
67#define DYNAMIC_VLAN_OPTIONAL 1
68#define DYNAMIC_VLAN_REQUIRED 2
69	int dynamic_vlan;
70#define DYNAMIC_VLAN_NAMING_WITHOUT_DEVICE 0
71#define DYNAMIC_VLAN_NAMING_WITH_DEVICE 1
72#define DYNAMIC_VLAN_NAMING_END 2
73	int vlan_naming;
74#ifdef CONFIG_FULL_DYNAMIC_VLAN
75	char *vlan_tagged_interface;
76#endif /* CONFIG_FULL_DYNAMIC_VLAN */
77	struct hostapd_wep_keys **dyn_vlan_keys;
78	size_t max_dyn_vlan_keys;
79};
80
81
82#define VLAN_ID_WILDCARD -1
83
84struct hostapd_vlan {
85	struct hostapd_vlan *next;
86	int vlan_id; /* VLAN ID or -1 (VLAN_ID_WILDCARD) for wildcard entry */
87	char ifname[IFNAMSIZ + 1];
88	int dynamic_vlan;
89#ifdef CONFIG_FULL_DYNAMIC_VLAN
90
91#define DVLAN_CLEAN_BR 	0x1
92#define DVLAN_CLEAN_VLAN	0x2
93#define DVLAN_CLEAN_VLAN_PORT	0x4
94#define DVLAN_CLEAN_WLAN_PORT	0x8
95	int clean;
96#endif /* CONFIG_FULL_DYNAMIC_VLAN */
97};
98
99#define PMK_LEN 32
100struct hostapd_sta_wpa_psk_short {
101	struct hostapd_sta_wpa_psk_short *next;
102	u8 psk[PMK_LEN];
103};
104
105struct hostapd_wpa_psk {
106	struct hostapd_wpa_psk *next;
107	int group;
108	u8 psk[PMK_LEN];
109	u8 addr[ETH_ALEN];
110};
111
112struct hostapd_eap_user {
113	struct hostapd_eap_user *next;
114	u8 *identity;
115	size_t identity_len;
116	struct {
117		int vendor;
118		u32 method;
119	} methods[EAP_MAX_METHODS];
120	u8 *password;
121	size_t password_len;
122	int phase2;
123	int force_version;
124	unsigned int wildcard_prefix:1;
125	unsigned int password_hash:1; /* whether password is hashed with
126				       * nt_password_hash() */
127	int ttls_auth; /* EAP_TTLS_AUTH_* bitfield */
128};
129
130struct hostapd_radius_attr {
131	u8 type;
132	struct wpabuf *val;
133	struct hostapd_radius_attr *next;
134};
135
136
137#define NUM_TX_QUEUES 4
138
139struct hostapd_tx_queue_params {
140	int aifs;
141	int cwmin;
142	int cwmax;
143	int burst; /* maximum burst time in 0.1 ms, i.e., 10 = 1 ms */
144};
145
146
147#define MAX_ROAMING_CONSORTIUM_LEN 15
148
149struct hostapd_roaming_consortium {
150	u8 len;
151	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
152};
153
154struct hostapd_lang_string {
155	u8 lang[3];
156	u8 name_len;
157	u8 name[252];
158};
159
160#define MAX_NAI_REALMS 10
161#define MAX_NAI_REALMLEN 255
162#define MAX_NAI_EAP_METHODS 5
163#define MAX_NAI_AUTH_TYPES 4
164struct hostapd_nai_realm_data {
165	u8 encoding;
166	char realm_buf[MAX_NAI_REALMLEN + 1];
167	char *realm[MAX_NAI_REALMS];
168	u8 eap_method_count;
169	struct hostapd_nai_realm_eap {
170		u8 eap_method;
171		u8 num_auths;
172		u8 auth_id[MAX_NAI_AUTH_TYPES];
173		u8 auth_val[MAX_NAI_AUTH_TYPES];
174	} eap_method[MAX_NAI_EAP_METHODS];
175};
176
177/**
178 * struct hostapd_bss_config - Per-BSS configuration
179 */
180struct hostapd_bss_config {
181	char iface[IFNAMSIZ + 1];
182	char bridge[IFNAMSIZ + 1];
183	char wds_bridge[IFNAMSIZ + 1];
184
185	enum hostapd_logger_level logger_syslog_level, logger_stdout_level;
186
187	unsigned int logger_syslog; /* module bitfield */
188	unsigned int logger_stdout; /* module bitfield */
189
190	char *dump_log_name; /* file name for state dump (SIGUSR1) */
191
192	int max_num_sta; /* maximum number of STAs in station table */
193
194	int dtim_period;
195
196	int ieee802_1x; /* use IEEE 802.1X */
197	int eapol_version;
198	int eap_server; /* Use internal EAP server instead of external
199			 * RADIUS server */
200	struct hostapd_eap_user *eap_user;
201	char *eap_user_sqlite;
202	char *eap_sim_db;
203	struct hostapd_ip_addr own_ip_addr;
204	char *nas_identifier;
205	struct hostapd_radius_servers *radius;
206	int acct_interim_interval;
207	int radius_request_cui;
208	struct hostapd_radius_attr *radius_auth_req_attr;
209	struct hostapd_radius_attr *radius_acct_req_attr;
210	int radius_das_port;
211	unsigned int radius_das_time_window;
212	int radius_das_require_event_timestamp;
213	struct hostapd_ip_addr radius_das_client_addr;
214	u8 *radius_das_shared_secret;
215	size_t radius_das_shared_secret_len;
216
217	struct hostapd_ssid ssid;
218
219	char *eap_req_id_text; /* optional displayable message sent with
220				* EAP Request-Identity */
221	size_t eap_req_id_text_len;
222	int eapol_key_index_workaround;
223
224	size_t default_wep_key_len;
225	int individual_wep_key_len;
226	int wep_rekeying_period;
227	int broadcast_key_idx_min, broadcast_key_idx_max;
228	int eap_reauth_period;
229
230	int ieee802_11f; /* use IEEE 802.11f (IAPP) */
231	char iapp_iface[IFNAMSIZ + 1]; /* interface used with IAPP broadcast
232					* frames */
233
234	enum {
235		ACCEPT_UNLESS_DENIED = 0,
236		DENY_UNLESS_ACCEPTED = 1,
237		USE_EXTERNAL_RADIUS_AUTH = 2
238	} macaddr_acl;
239	struct mac_acl_entry *accept_mac;
240	int num_accept_mac;
241	struct mac_acl_entry *deny_mac;
242	int num_deny_mac;
243	int wds_sta;
244	int isolate;
245
246	int auth_algs; /* bitfield of allowed IEEE 802.11 authentication
247			* algorithms, WPA_AUTH_ALG_{OPEN,SHARED,LEAP} */
248
249	int wpa; /* bitfield of WPA_PROTO_WPA, WPA_PROTO_RSN */
250	int wpa_key_mgmt;
251#ifdef CONFIG_IEEE80211W
252	enum mfp_options ieee80211w;
253	/* dot11AssociationSAQueryMaximumTimeout (in TUs) */
254	unsigned int assoc_sa_query_max_timeout;
255	/* dot11AssociationSAQueryRetryTimeout (in TUs) */
256	int assoc_sa_query_retry_timeout;
257#endif /* CONFIG_IEEE80211W */
258	enum {
259		PSK_RADIUS_IGNORED = 0,
260		PSK_RADIUS_ACCEPTED = 1,
261		PSK_RADIUS_REQUIRED = 2
262	} wpa_psk_radius;
263	int wpa_pairwise;
264	int wpa_group;
265	int wpa_group_rekey;
266	int wpa_strict_rekey;
267	int wpa_gmk_rekey;
268	int wpa_ptk_rekey;
269	int rsn_pairwise;
270	int rsn_preauth;
271	char *rsn_preauth_interfaces;
272	int peerkey;
273
274#ifdef CONFIG_IEEE80211R
275	/* IEEE 802.11r - Fast BSS Transition */
276	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
277	u8 r1_key_holder[FT_R1KH_ID_LEN];
278	u32 r0_key_lifetime;
279	u32 reassociation_deadline;
280	struct ft_remote_r0kh *r0kh_list;
281	struct ft_remote_r1kh *r1kh_list;
282	int pmk_r1_push;
283	int ft_over_ds;
284#endif /* CONFIG_IEEE80211R */
285
286	char *ctrl_interface; /* directory for UNIX domain sockets */
287#ifndef CONFIG_NATIVE_WINDOWS
288	gid_t ctrl_interface_gid;
289#endif /* CONFIG_NATIVE_WINDOWS */
290	int ctrl_interface_gid_set;
291
292	char *ca_cert;
293	char *server_cert;
294	char *private_key;
295	char *private_key_passwd;
296	int check_crl;
297	char *dh_file;
298	u8 *pac_opaque_encr_key;
299	u8 *eap_fast_a_id;
300	size_t eap_fast_a_id_len;
301	char *eap_fast_a_id_info;
302	int eap_fast_prov;
303	int pac_key_lifetime;
304	int pac_key_refresh_time;
305	int eap_sim_aka_result_ind;
306	int tnc;
307	int fragment_size;
308	u16 pwd_group;
309
310	char *radius_server_clients;
311	int radius_server_auth_port;
312	int radius_server_ipv6;
313
314	char *test_socket; /* UNIX domain socket path for driver_test */
315
316	int use_pae_group_addr; /* Whether to send EAPOL frames to PAE group
317				 * address instead of individual address
318				 * (for driver_wired.c).
319				 */
320
321	int ap_max_inactivity;
322	int ignore_broadcast_ssid;
323
324	int wmm_enabled;
325	int wmm_uapsd;
326
327	struct hostapd_vlan *vlan, *vlan_tail;
328
329	macaddr bssid;
330
331	/*
332	 * Maximum listen interval that STAs can use when associating with this
333	 * BSS. If a STA tries to use larger value, the association will be
334	 * denied with status code 51.
335	 */
336	u16 max_listen_interval;
337
338	int disable_pmksa_caching;
339	int okc; /* Opportunistic Key Caching */
340
341	int wps_state;
342#ifdef CONFIG_WPS
343	int wps_independent;
344	int ap_setup_locked;
345	u8 uuid[16];
346	char *wps_pin_requests;
347	char *device_name;
348	char *manufacturer;
349	char *model_name;
350	char *model_number;
351	char *serial_number;
352	u8 device_type[WPS_DEV_TYPE_LEN];
353	char *config_methods;
354	u8 os_version[4];
355	char *ap_pin;
356	int skip_cred_build;
357	u8 *extra_cred;
358	size_t extra_cred_len;
359	int wps_cred_processing;
360	u8 *ap_settings;
361	size_t ap_settings_len;
362	char *upnp_iface;
363	char *friendly_name;
364	char *manufacturer_url;
365	char *model_description;
366	char *model_url;
367	char *upc;
368	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
369	int wps_nfc_pw_from_config;
370	int wps_nfc_dev_pw_id;
371	struct wpabuf *wps_nfc_dh_pubkey;
372	struct wpabuf *wps_nfc_dh_privkey;
373	struct wpabuf *wps_nfc_dev_pw;
374#endif /* CONFIG_WPS */
375	int pbc_in_m1;
376
377#define P2P_ENABLED BIT(0)
378#define P2P_GROUP_OWNER BIT(1)
379#define P2P_GROUP_FORMATION BIT(2)
380#define P2P_MANAGE BIT(3)
381#define P2P_ALLOW_CROSS_CONNECTION BIT(4)
382	int p2p;
383
384	int disassoc_low_ack;
385	int skip_inactivity_poll;
386
387#define TDLS_PROHIBIT BIT(0)
388#define TDLS_PROHIBIT_CHAN_SWITCH BIT(1)
389	int tdls;
390	int disable_11n;
391	int disable_11ac;
392
393	/* IEEE 802.11v */
394	int time_advertisement;
395	char *time_zone;
396	int wnm_sleep_mode;
397	int bss_transition;
398
399	/* IEEE 802.11u - Interworking */
400	int interworking;
401	int access_network_type;
402	int internet;
403	int asra;
404	int esr;
405	int uesa;
406	int venue_info_set;
407	u8 venue_group;
408	u8 venue_type;
409	u8 hessid[ETH_ALEN];
410
411	/* IEEE 802.11u - Roaming Consortium list */
412	unsigned int roaming_consortium_count;
413	struct hostapd_roaming_consortium *roaming_consortium;
414
415	/* IEEE 802.11u - Venue Name duples */
416	unsigned int venue_name_count;
417	struct hostapd_lang_string *venue_name;
418
419	/* IEEE 802.11u - Network Authentication Type */
420	u8 *network_auth_type;
421	size_t network_auth_type_len;
422
423	/* IEEE 802.11u - IP Address Type Availability */
424	u8 ipaddr_type_availability;
425	u8 ipaddr_type_configured;
426
427	/* IEEE 802.11u - 3GPP Cellular Network */
428	u8 *anqp_3gpp_cell_net;
429	size_t anqp_3gpp_cell_net_len;
430
431	/* IEEE 802.11u - Domain Name */
432	u8 *domain_name;
433	size_t domain_name_len;
434
435	unsigned int nai_realm_count;
436	struct hostapd_nai_realm_data *nai_realm_data;
437
438	u16 gas_comeback_delay;
439	int gas_frag_limit;
440
441#ifdef CONFIG_HS20
442	int hs20;
443	int disable_dgaf;
444	unsigned int hs20_oper_friendly_name_count;
445	struct hostapd_lang_string *hs20_oper_friendly_name;
446	u8 *hs20_wan_metrics;
447	u8 *hs20_connection_capability;
448	size_t hs20_connection_capability_len;
449	u8 *hs20_operating_class;
450	u8 hs20_operating_class_len;
451#endif /* CONFIG_HS20 */
452
453	u8 wps_rf_bands; /* RF bands for WPS (WPS_RF_*) */
454
455#ifdef CONFIG_RADIUS_TEST
456	char *dump_msk_file;
457#endif /* CONFIG_RADIUS_TEST */
458
459	struct wpabuf *vendor_elements;
460
461	unsigned int sae_anti_clogging_threshold;
462	int *sae_groups;
463};
464
465
466/**
467 * struct hostapd_config - Per-radio interface configuration
468 */
469struct hostapd_config {
470	struct hostapd_bss_config *bss, *last_bss;
471	size_t num_bss;
472
473	u16 beacon_int;
474	int rts_threshold;
475	int fragm_threshold;
476	u8 send_probe_response;
477	u8 channel;
478	enum hostapd_hw_mode hw_mode; /* HOSTAPD_MODE_IEEE80211A, .. */
479	enum {
480		LONG_PREAMBLE = 0,
481		SHORT_PREAMBLE = 1
482	} preamble;
483
484	int *supported_rates;
485	int *basic_rates;
486
487	const struct wpa_driver_ops *driver;
488
489	int ap_table_max_size;
490	int ap_table_expiration_time;
491
492	char country[3]; /* first two octets: country code as described in
493			  * ISO/IEC 3166-1. Third octet:
494			  * ' ' (ascii 32): all environments
495			  * 'O': Outdoor environemnt only
496			  * 'I': Indoor environment only
497			  */
498
499	int ieee80211d;
500
501	struct hostapd_tx_queue_params tx_queue[NUM_TX_QUEUES];
502
503	/*
504	 * WMM AC parameters, in same order as 802.1D, i.e.
505	 * 0 = BE (best effort)
506	 * 1 = BK (background)
507	 * 2 = VI (video)
508	 * 3 = VO (voice)
509	 */
510	struct hostapd_wmm_ac_params wmm_ac_params[4];
511
512	int ht_op_mode_fixed;
513	u16 ht_capab;
514	int ieee80211n;
515	int secondary_channel;
516	int require_ht;
517	u32 vht_capab;
518	int ieee80211ac;
519	int require_vht;
520	u8 vht_oper_chwidth;
521	u8 vht_oper_centr_freq_seg0_idx;
522	u8 vht_oper_centr_freq_seg1_idx;
523
524#ifdef CONFIG_TESTING_OPTIONS
525	double ignore_probe_probability;
526	double ignore_auth_probability;
527	double ignore_assoc_probability;
528	double ignore_reassoc_probability;
529#endif /* CONFIG_TESTING_OPTIONS */
530};
531
532
533int hostapd_mac_comp(const void *a, const void *b);
534int hostapd_mac_comp_empty(const void *a);
535struct hostapd_config * hostapd_config_defaults(void);
536void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
537void hostapd_config_free(struct hostapd_config *conf);
538int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
539			  const u8 *addr, int *vlan_id);
540int hostapd_rate_found(int *list, int rate);
541int hostapd_wep_key_cmp(struct hostapd_wep_keys *a,
542			struct hostapd_wep_keys *b);
543const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
544			   const u8 *addr, const u8 *prev_psk);
545int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf);
546const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan,
547					int vlan_id);
548struct hostapd_radius_attr *
549hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type);
550
551#endif /* HOSTAPD_CONFIG_H */
552