ap_config.h revision 5393a0f77c5281735888bd9dcf8d8abeb5961461 
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};
78
79
80#define VLAN_ID_WILDCARD -1
81
82struct hostapd_vlan {
83	struct hostapd_vlan *next;
84	int vlan_id; /* VLAN ID or -1 (VLAN_ID_WILDCARD) for wildcard entry */
85	char ifname[IFNAMSIZ + 1];
86	int dynamic_vlan;
87#ifdef CONFIG_FULL_DYNAMIC_VLAN
88
89#define DVLAN_CLEAN_BR 	0x1
90#define DVLAN_CLEAN_VLAN	0x2
91#define DVLAN_CLEAN_VLAN_PORT	0x4
92#define DVLAN_CLEAN_WLAN_PORT	0x8
93	int clean;
94#endif /* CONFIG_FULL_DYNAMIC_VLAN */
95};
96
97#define PMK_LEN 32
98struct hostapd_sta_wpa_psk_short {
99	struct hostapd_sta_wpa_psk_short *next;
100	u8 psk[PMK_LEN];
101};
102
103struct hostapd_wpa_psk {
104	struct hostapd_wpa_psk *next;
105	int group;
106	u8 psk[PMK_LEN];
107	u8 addr[ETH_ALEN];
108};
109
110struct hostapd_eap_user {
111	struct hostapd_eap_user *next;
112	u8 *identity;
113	size_t identity_len;
114	struct {
115		int vendor;
116		u32 method;
117	} methods[EAP_MAX_METHODS];
118	u8 *password;
119	size_t password_len;
120	int phase2;
121	int force_version;
122	unsigned int wildcard_prefix:1;
123	unsigned int password_hash:1; /* whether password is hashed with
124				       * nt_password_hash() */
125	int ttls_auth; /* EAP_TTLS_AUTH_* bitfield */
126};
127
128struct hostapd_radius_attr {
129	u8 type;
130	struct wpabuf *val;
131	struct hostapd_radius_attr *next;
132};
133
134
135#define NUM_TX_QUEUES 4
136
137struct hostapd_tx_queue_params {
138	int aifs;
139	int cwmin;
140	int cwmax;
141	int burst; /* maximum burst time in 0.1 ms, i.e., 10 = 1 ms */
142};
143
144
145#define MAX_ROAMING_CONSORTIUM_LEN 15
146
147struct hostapd_roaming_consortium {
148	u8 len;
149	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
150};
151
152struct hostapd_lang_string {
153	u8 lang[3];
154	u8 name_len;
155	u8 name[252];
156};
157
158#define MAX_NAI_REALMS 10
159#define MAX_NAI_REALMLEN 255
160#define MAX_NAI_EAP_METHODS 5
161#define MAX_NAI_AUTH_TYPES 4
162struct hostapd_nai_realm_data {
163	u8 encoding;
164	char realm_buf[MAX_NAI_REALMLEN + 1];
165	char *realm[MAX_NAI_REALMS];
166	u8 eap_method_count;
167	struct hostapd_nai_realm_eap {
168		u8 eap_method;
169		u8 num_auths;
170		u8 auth_id[MAX_NAI_AUTH_TYPES];
171		u8 auth_val[MAX_NAI_AUTH_TYPES];
172	} eap_method[MAX_NAI_EAP_METHODS];
173};
174
175/**
176 * struct hostapd_bss_config - Per-BSS configuration
177 */
178struct hostapd_bss_config {
179	char iface[IFNAMSIZ + 1];
180	char bridge[IFNAMSIZ + 1];
181	char vlan_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	int start_disabled;
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 *ocsp_stapling_response;
298	char *dh_file;
299	u8 *pac_opaque_encr_key;
300	u8 *eap_fast_a_id;
301	size_t eap_fast_a_id_len;
302	char *eap_fast_a_id_info;
303	int eap_fast_prov;
304	int pac_key_lifetime;
305	int pac_key_refresh_time;
306	int eap_sim_aka_result_ind;
307	int tnc;
308	int fragment_size;
309	u16 pwd_group;
310
311	char *radius_server_clients;
312	int radius_server_auth_port;
313	int radius_server_ipv6;
314
315	char *test_socket; /* UNIX domain socket path for driver_test */
316
317	int use_pae_group_addr; /* Whether to send EAPOL frames to PAE group
318				 * address instead of individual address
319				 * (for driver_wired.c).
320				 */
321
322	int ap_max_inactivity;
323	int ignore_broadcast_ssid;
324
325	int wmm_enabled;
326	int wmm_uapsd;
327
328	struct hostapd_vlan *vlan;
329
330	macaddr bssid;
331
332	/*
333	 * Maximum listen interval that STAs can use when associating with this
334	 * BSS. If a STA tries to use larger value, the association will be
335	 * denied with status code 51.
336	 */
337	u16 max_listen_interval;
338
339	int disable_pmksa_caching;
340	int okc; /* Opportunistic Key Caching */
341
342	int wps_state;
343#ifdef CONFIG_WPS
344	int wps_independent;
345	int ap_setup_locked;
346	u8 uuid[16];
347	char *wps_pin_requests;
348	char *device_name;
349	char *manufacturer;
350	char *model_name;
351	char *model_number;
352	char *serial_number;
353	u8 device_type[WPS_DEV_TYPE_LEN];
354	char *config_methods;
355	u8 os_version[4];
356	char *ap_pin;
357	int skip_cred_build;
358	u8 *extra_cred;
359	size_t extra_cred_len;
360	int wps_cred_processing;
361	u8 *ap_settings;
362	size_t ap_settings_len;
363	char *upnp_iface;
364	char *friendly_name;
365	char *manufacturer_url;
366	char *model_description;
367	char *model_url;
368	char *upc;
369	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
370	int wps_nfc_pw_from_config;
371	int wps_nfc_dev_pw_id;
372	struct wpabuf *wps_nfc_dh_pubkey;
373	struct wpabuf *wps_nfc_dh_privkey;
374	struct wpabuf *wps_nfc_dev_pw;
375#endif /* CONFIG_WPS */
376	int pbc_in_m1;
377	char *server_id;
378
379#define P2P_ENABLED BIT(0)
380#define P2P_GROUP_OWNER BIT(1)
381#define P2P_GROUP_FORMATION BIT(2)
382#define P2P_MANAGE BIT(3)
383#define P2P_ALLOW_CROSS_CONNECTION BIT(4)
384	int p2p;
385
386	int disassoc_low_ack;
387	int skip_inactivity_poll;
388
389#define TDLS_PROHIBIT BIT(0)
390#define TDLS_PROHIBIT_CHAN_SWITCH BIT(1)
391	int tdls;
392	int disable_11n;
393	int disable_11ac;
394
395	/* IEEE 802.11v */
396	int time_advertisement;
397	char *time_zone;
398	int wnm_sleep_mode;
399	int bss_transition;
400
401	/* IEEE 802.11u - Interworking */
402	int interworking;
403	int access_network_type;
404	int internet;
405	int asra;
406	int esr;
407	int uesa;
408	int venue_info_set;
409	u8 venue_group;
410	u8 venue_type;
411	u8 hessid[ETH_ALEN];
412
413	/* IEEE 802.11u - Roaming Consortium list */
414	unsigned int roaming_consortium_count;
415	struct hostapd_roaming_consortium *roaming_consortium;
416
417	/* IEEE 802.11u - Venue Name duples */
418	unsigned int venue_name_count;
419	struct hostapd_lang_string *venue_name;
420
421	/* IEEE 802.11u - Network Authentication Type */
422	u8 *network_auth_type;
423	size_t network_auth_type_len;
424
425	/* IEEE 802.11u - IP Address Type Availability */
426	u8 ipaddr_type_availability;
427	u8 ipaddr_type_configured;
428
429	/* IEEE 802.11u - 3GPP Cellular Network */
430	u8 *anqp_3gpp_cell_net;
431	size_t anqp_3gpp_cell_net_len;
432
433	/* IEEE 802.11u - Domain Name */
434	u8 *domain_name;
435	size_t domain_name_len;
436
437	unsigned int nai_realm_count;
438	struct hostapd_nai_realm_data *nai_realm_data;
439
440	u16 gas_comeback_delay;
441	int gas_frag_limit;
442
443#ifdef CONFIG_HS20
444	int hs20;
445	int disable_dgaf;
446	unsigned int hs20_oper_friendly_name_count;
447	struct hostapd_lang_string *hs20_oper_friendly_name;
448	u8 *hs20_wan_metrics;
449	u8 *hs20_connection_capability;
450	size_t hs20_connection_capability_len;
451	u8 *hs20_operating_class;
452	u8 hs20_operating_class_len;
453#endif /* CONFIG_HS20 */
454
455	u8 wps_rf_bands; /* RF bands for WPS (WPS_RF_*) */
456
457#ifdef CONFIG_RADIUS_TEST
458	char *dump_msk_file;
459#endif /* CONFIG_RADIUS_TEST */
460
461	struct wpabuf *vendor_elements;
462
463	unsigned int sae_anti_clogging_threshold;
464	int *sae_groups;
465};
466
467
468/**
469 * struct hostapd_config - Per-radio interface configuration
470 */
471struct hostapd_config {
472	struct hostapd_bss_config *bss, *last_bss;
473	size_t num_bss;
474
475	u16 beacon_int;
476	int rts_threshold;
477	int fragm_threshold;
478	u8 send_probe_response;
479	u8 channel;
480	enum hostapd_hw_mode hw_mode; /* HOSTAPD_MODE_IEEE80211A, .. */
481	enum {
482		LONG_PREAMBLE = 0,
483		SHORT_PREAMBLE = 1
484	} preamble;
485
486	int *supported_rates;
487	int *basic_rates;
488
489	const struct wpa_driver_ops *driver;
490
491	int ap_table_max_size;
492	int ap_table_expiration_time;
493
494	char country[3]; /* first two octets: country code as described in
495			  * ISO/IEC 3166-1. Third octet:
496			  * ' ' (ascii 32): all environments
497			  * 'O': Outdoor environemnt only
498			  * 'I': Indoor environment only
499			  */
500
501	int ieee80211d;
502
503	int ieee80211h; /* DFS */
504
505	struct hostapd_tx_queue_params tx_queue[NUM_TX_QUEUES];
506
507	/*
508	 * WMM AC parameters, in same order as 802.1D, i.e.
509	 * 0 = BE (best effort)
510	 * 1 = BK (background)
511	 * 2 = VI (video)
512	 * 3 = VO (voice)
513	 */
514	struct hostapd_wmm_ac_params wmm_ac_params[4];
515
516	int ht_op_mode_fixed;
517	u16 ht_capab;
518	int ieee80211n;
519	int secondary_channel;
520	int require_ht;
521	u32 vht_capab;
522	int ieee80211ac;
523	int require_vht;
524	u8 vht_oper_chwidth;
525	u8 vht_oper_centr_freq_seg0_idx;
526	u8 vht_oper_centr_freq_seg1_idx;
527
528#ifdef CONFIG_TESTING_OPTIONS
529	double ignore_probe_probability;
530	double ignore_auth_probability;
531	double ignore_assoc_probability;
532	double ignore_reassoc_probability;
533	double corrupt_gtk_rekey_mic_probability;
534#endif /* CONFIG_TESTING_OPTIONS */
535};
536
537
538int hostapd_mac_comp(const void *a, const void *b);
539int hostapd_mac_comp_empty(const void *a);
540struct hostapd_config * hostapd_config_defaults(void);
541void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
542void hostapd_config_free(struct hostapd_config *conf);
543int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
544			  const u8 *addr, int *vlan_id);
545int hostapd_rate_found(int *list, int rate);
546int hostapd_wep_key_cmp(struct hostapd_wep_keys *a,
547			struct hostapd_wep_keys *b);
548const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
549			   const u8 *addr, const u8 *prev_psk);
550int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf);
551int hostapd_vlan_id_valid(struct hostapd_vlan *vlan, int vlan_id);
552const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan,
553					int vlan_id);
554struct hostapd_radius_attr *
555hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type);
556
557#endif /* HOSTAPD_CONFIG_H */
558