ap_config.h revision d5e4923d04122f81300fa68fb07d64ede28fd44d 
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_sta_wpa_psk_short {
100	struct hostapd_sta_wpa_psk_short *next;
101	u8 psk[PMK_LEN];
102};
103
104struct hostapd_wpa_psk {
105	struct hostapd_wpa_psk *next;
106	int group;
107	u8 psk[PMK_LEN];
108	u8 addr[ETH_ALEN];
109};
110
111struct hostapd_eap_user {
112	struct hostapd_eap_user *next;
113	u8 *identity;
114	size_t identity_len;
115	struct {
116		int vendor;
117		u32 method;
118	} methods[EAP_MAX_METHODS];
119	u8 *password;
120	size_t password_len;
121	int phase2;
122	int force_version;
123	unsigned int wildcard_prefix:1;
124	unsigned int password_hash:1; /* whether password is hashed with
125				       * nt_password_hash() */
126	int ttls_auth; /* EAP_TTLS_AUTH_* bitfield */
127};
128
129struct hostapd_radius_attr {
130	u8 type;
131	struct wpabuf *val;
132	struct hostapd_radius_attr *next;
133};
134
135
136#define NUM_TX_QUEUES 4
137
138struct hostapd_tx_queue_params {
139	int aifs;
140	int cwmin;
141	int cwmax;
142	int burst; /* maximum burst time in 0.1 ms, i.e., 10 = 1 ms */
143};
144
145
146#define MAX_ROAMING_CONSORTIUM_LEN 15
147
148struct hostapd_roaming_consortium {
149	u8 len;
150	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
151};
152
153struct hostapd_lang_string {
154	u8 lang[3];
155	u8 name_len;
156	u8 name[252];
157};
158
159#define MAX_NAI_REALMS 10
160#define MAX_NAI_REALMLEN 255
161#define MAX_NAI_EAP_METHODS 5
162#define MAX_NAI_AUTH_TYPES 4
163struct hostapd_nai_realm_data {
164	u8 encoding;
165	char realm_buf[MAX_NAI_REALMLEN + 1];
166	char *realm[MAX_NAI_REALMS];
167	u8 eap_method_count;
168	struct hostapd_nai_realm_eap {
169		u8 eap_method;
170		u8 num_auths;
171		u8 auth_id[MAX_NAI_AUTH_TYPES];
172		u8 auth_val[MAX_NAI_AUTH_TYPES];
173	} eap_method[MAX_NAI_EAP_METHODS];
174};
175
176/**
177 * struct hostapd_bss_config - Per-BSS configuration
178 */
179struct hostapd_bss_config {
180	char iface[IFNAMSIZ + 1];
181	char bridge[IFNAMSIZ + 1];
182	char wds_bridge[IFNAMSIZ + 1];
183
184	enum hostapd_logger_level logger_syslog_level, logger_stdout_level;
185
186	unsigned int logger_syslog; /* module bitfield */
187	unsigned int logger_stdout; /* module bitfield */
188
189	char *dump_log_name; /* file name for state dump (SIGUSR1) */
190
191	int max_num_sta; /* maximum number of STAs in station table */
192
193	int dtim_period;
194
195	int ieee802_1x; /* use IEEE 802.1X */
196	int eapol_version;
197	int eap_server; /* Use internal EAP server instead of external
198			 * RADIUS server */
199	struct hostapd_eap_user *eap_user;
200	char *eap_user_sqlite;
201	char *eap_sim_db;
202	struct hostapd_ip_addr own_ip_addr;
203	char *nas_identifier;
204	struct hostapd_radius_servers *radius;
205	int acct_interim_interval;
206	int radius_request_cui;
207	struct hostapd_radius_attr *radius_auth_req_attr;
208	struct hostapd_radius_attr *radius_acct_req_attr;
209	int radius_das_port;
210	unsigned int radius_das_time_window;
211	int radius_das_require_event_timestamp;
212	struct hostapd_ip_addr radius_das_client_addr;
213	u8 *radius_das_shared_secret;
214	size_t radius_das_shared_secret_len;
215
216	struct hostapd_ssid ssid;
217
218	char *eap_req_id_text; /* optional displayable message sent with
219				* EAP Request-Identity */
220	size_t eap_req_id_text_len;
221	int eapol_key_index_workaround;
222
223	size_t default_wep_key_len;
224	int individual_wep_key_len;
225	int wep_rekeying_period;
226	int broadcast_key_idx_min, broadcast_key_idx_max;
227	int eap_reauth_period;
228
229	int ieee802_11f; /* use IEEE 802.11f (IAPP) */
230	char iapp_iface[IFNAMSIZ + 1]; /* interface used with IAPP broadcast
231					* frames */
232
233	enum {
234		ACCEPT_UNLESS_DENIED = 0,
235		DENY_UNLESS_ACCEPTED = 1,
236		USE_EXTERNAL_RADIUS_AUTH = 2
237	} macaddr_acl;
238	struct mac_acl_entry *accept_mac;
239	int num_accept_mac;
240	struct mac_acl_entry *deny_mac;
241	int num_deny_mac;
242	int wds_sta;
243	int isolate;
244
245	int auth_algs; /* bitfield of allowed IEEE 802.11 authentication
246			* algorithms, WPA_AUTH_ALG_{OPEN,SHARED,LEAP} */
247
248	int wpa; /* bitfield of WPA_PROTO_WPA, WPA_PROTO_RSN */
249	int wpa_key_mgmt;
250#ifdef CONFIG_IEEE80211W
251	enum mfp_options ieee80211w;
252	/* dot11AssociationSAQueryMaximumTimeout (in TUs) */
253	unsigned int assoc_sa_query_max_timeout;
254	/* dot11AssociationSAQueryRetryTimeout (in TUs) */
255	int assoc_sa_query_retry_timeout;
256#endif /* CONFIG_IEEE80211W */
257	enum {
258		PSK_RADIUS_IGNORED = 0,
259		PSK_RADIUS_ACCEPTED = 1,
260		PSK_RADIUS_REQUIRED = 2
261	} wpa_psk_radius;
262	int wpa_pairwise;
263	int wpa_group;
264	int wpa_group_rekey;
265	int wpa_strict_rekey;
266	int wpa_gmk_rekey;
267	int wpa_ptk_rekey;
268	int rsn_pairwise;
269	int rsn_preauth;
270	char *rsn_preauth_interfaces;
271	int peerkey;
272
273#ifdef CONFIG_IEEE80211R
274	/* IEEE 802.11r - Fast BSS Transition */
275	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
276	u8 r1_key_holder[FT_R1KH_ID_LEN];
277	u32 r0_key_lifetime;
278	u32 reassociation_deadline;
279	struct ft_remote_r0kh *r0kh_list;
280	struct ft_remote_r1kh *r1kh_list;
281	int pmk_r1_push;
282	int ft_over_ds;
283#endif /* CONFIG_IEEE80211R */
284
285	char *ctrl_interface; /* directory for UNIX domain sockets */
286#ifndef CONFIG_NATIVE_WINDOWS
287	gid_t ctrl_interface_gid;
288#endif /* CONFIG_NATIVE_WINDOWS */
289	int ctrl_interface_gid_set;
290
291	char *ca_cert;
292	char *server_cert;
293	char *private_key;
294	char *private_key_passwd;
295	int check_crl;
296	char *dh_file;
297	u8 *pac_opaque_encr_key;
298	u8 *eap_fast_a_id;
299	size_t eap_fast_a_id_len;
300	char *eap_fast_a_id_info;
301	int eap_fast_prov;
302	int pac_key_lifetime;
303	int pac_key_refresh_time;
304	int eap_sim_aka_result_ind;
305	int tnc;
306	int fragment_size;
307	u16 pwd_group;
308
309	char *radius_server_clients;
310	int radius_server_auth_port;
311	int radius_server_ipv6;
312
313	char *test_socket; /* UNIX domain socket path for driver_test */
314
315	int use_pae_group_addr; /* Whether to send EAPOL frames to PAE group
316				 * address instead of individual address
317				 * (for driver_wired.c).
318				 */
319
320	int ap_max_inactivity;
321	int ignore_broadcast_ssid;
322
323	int wmm_enabled;
324	int wmm_uapsd;
325
326	struct hostapd_vlan *vlan, *vlan_tail;
327
328	macaddr bssid;
329
330	/*
331	 * Maximum listen interval that STAs can use when associating with this
332	 * BSS. If a STA tries to use larger value, the association will be
333	 * denied with status code 51.
334	 */
335	u16 max_listen_interval;
336
337	int disable_pmksa_caching;
338	int okc; /* Opportunistic Key Caching */
339
340	int wps_state;
341#ifdef CONFIG_WPS
342	int ap_setup_locked;
343	u8 uuid[16];
344	char *wps_pin_requests;
345	char *device_name;
346	char *manufacturer;
347	char *model_name;
348	char *model_number;
349	char *serial_number;
350	u8 device_type[WPS_DEV_TYPE_LEN];
351	char *config_methods;
352	u8 os_version[4];
353	char *ap_pin;
354	int skip_cred_build;
355	u8 *extra_cred;
356	size_t extra_cred_len;
357	int wps_cred_processing;
358	u8 *ap_settings;
359	size_t ap_settings_len;
360	char *upnp_iface;
361	char *friendly_name;
362	char *manufacturer_url;
363	char *model_description;
364	char *model_url;
365	char *upc;
366	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
367	int wps_nfc_dev_pw_id;
368	struct wpabuf *wps_nfc_dh_pubkey;
369	struct wpabuf *wps_nfc_dh_privkey;
370	struct wpabuf *wps_nfc_dev_pw;
371#endif /* CONFIG_WPS */
372	int pbc_in_m1;
373
374#define P2P_ENABLED BIT(0)
375#define P2P_GROUP_OWNER BIT(1)
376#define P2P_GROUP_FORMATION BIT(2)
377#define P2P_MANAGE BIT(3)
378#define P2P_ALLOW_CROSS_CONNECTION BIT(4)
379	int p2p;
380
381	int disassoc_low_ack;
382	int skip_inactivity_poll;
383
384#define TDLS_PROHIBIT BIT(0)
385#define TDLS_PROHIBIT_CHAN_SWITCH BIT(1)
386	int tdls;
387	int disable_11n;
388	int disable_11ac;
389
390	/* IEEE 802.11v */
391	int time_advertisement;
392	char *time_zone;
393
394	/* IEEE 802.11u - Interworking */
395	int interworking;
396	int access_network_type;
397	int internet;
398	int asra;
399	int esr;
400	int uesa;
401	int venue_info_set;
402	u8 venue_group;
403	u8 venue_type;
404	u8 hessid[ETH_ALEN];
405
406	/* IEEE 802.11u - Roaming Consortium list */
407	unsigned int roaming_consortium_count;
408	struct hostapd_roaming_consortium *roaming_consortium;
409
410	/* IEEE 802.11u - Venue Name duples */
411	unsigned int venue_name_count;
412	struct hostapd_lang_string *venue_name;
413
414	/* IEEE 802.11u - Network Authentication Type */
415	u8 *network_auth_type;
416	size_t network_auth_type_len;
417
418	/* IEEE 802.11u - IP Address Type Availability */
419	u8 ipaddr_type_availability;
420	u8 ipaddr_type_configured;
421
422	/* IEEE 802.11u - 3GPP Cellular Network */
423	u8 *anqp_3gpp_cell_net;
424	size_t anqp_3gpp_cell_net_len;
425
426	/* IEEE 802.11u - Domain Name */
427	u8 *domain_name;
428	size_t domain_name_len;
429
430	unsigned int nai_realm_count;
431	struct hostapd_nai_realm_data *nai_realm_data;
432
433	u16 gas_comeback_delay;
434	int gas_frag_limit;
435
436#ifdef CONFIG_HS20
437	int hs20;
438	int disable_dgaf;
439	unsigned int hs20_oper_friendly_name_count;
440	struct hostapd_lang_string *hs20_oper_friendly_name;
441	u8 *hs20_wan_metrics;
442	u8 *hs20_connection_capability;
443	size_t hs20_connection_capability_len;
444	u8 *hs20_operating_class;
445	u8 hs20_operating_class_len;
446#endif /* CONFIG_HS20 */
447
448	u8 wps_rf_bands; /* RF bands for WPS (WPS_RF_*) */
449
450#ifdef CONFIG_RADIUS_TEST
451	char *dump_msk_file;
452#endif /* CONFIG_RADIUS_TEST */
453
454	struct wpabuf *vendor_elements;
455};
456
457
458/**
459 * struct hostapd_config - Per-radio interface configuration
460 */
461struct hostapd_config {
462	struct hostapd_bss_config *bss, *last_bss;
463	size_t num_bss;
464
465	u16 beacon_int;
466	int rts_threshold;
467	int fragm_threshold;
468	u8 send_probe_response;
469	u8 channel;
470	enum hostapd_hw_mode hw_mode; /* HOSTAPD_MODE_IEEE80211A, .. */
471	enum {
472		LONG_PREAMBLE = 0,
473		SHORT_PREAMBLE = 1
474	} preamble;
475
476	int *supported_rates;
477	int *basic_rates;
478
479	const struct wpa_driver_ops *driver;
480
481	int ap_table_max_size;
482	int ap_table_expiration_time;
483
484	char country[3]; /* first two octets: country code as described in
485			  * ISO/IEC 3166-1. Third octet:
486			  * ' ' (ascii 32): all environments
487			  * 'O': Outdoor environemnt only
488			  * 'I': Indoor environment only
489			  */
490
491	int ieee80211d;
492
493	struct hostapd_tx_queue_params tx_queue[NUM_TX_QUEUES];
494
495	/*
496	 * WMM AC parameters, in same order as 802.1D, i.e.
497	 * 0 = BE (best effort)
498	 * 1 = BK (background)
499	 * 2 = VI (video)
500	 * 3 = VO (voice)
501	 */
502	struct hostapd_wmm_ac_params wmm_ac_params[4];
503
504	int ht_op_mode_fixed;
505	u16 ht_capab;
506	int ieee80211n;
507	int secondary_channel;
508	int require_ht;
509	u32 vht_capab;
510	int ieee80211ac;
511	int require_vht;
512	u8 vht_oper_chwidth;
513	u8 vht_oper_centr_freq_seg0_idx;
514	u8 vht_oper_centr_freq_seg1_idx;
515};
516
517
518int hostapd_mac_comp(const void *a, const void *b);
519int hostapd_mac_comp_empty(const void *a);
520struct hostapd_config * hostapd_config_defaults(void);
521void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
522void hostapd_config_free(struct hostapd_config *conf);
523int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
524			  const u8 *addr, int *vlan_id);
525int hostapd_rate_found(int *list, int rate);
526int hostapd_wep_key_cmp(struct hostapd_wep_keys *a,
527			struct hostapd_wep_keys *b);
528const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
529			   const u8 *addr, const u8 *prev_psk);
530int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf);
531const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan,
532					int vlan_id);
533struct hostapd_radius_attr *
534hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type);
535
536#endif /* HOSTAPD_CONFIG_H */
537