ap_config.h revision 9d9e60286e05ae45025b672636490bd12586138d 
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_defs.h"
16#include "common/ieee802_11_common.h"
17#include "wps/wps.h"
18
19/**
20 * mesh_conf - local MBSS state and settings
21 */
22struct mesh_conf {
23	u8 meshid[32];
24	u8 meshid_len;
25	/* Active Path Selection Protocol Identifier */
26	u8 mesh_pp_id;
27	/* Active Path Selection Metric Identifier */
28	u8 mesh_pm_id;
29	/* Congestion Control Mode Identifier */
30	u8 mesh_cc_id;
31	/* Synchronization Protocol Identifier */
32	u8 mesh_sp_id;
33	/* Authentication Protocol Identifier */
34	u8 mesh_auth_id;
35	u8 *ies;
36	int ie_len;
37#define MESH_CONF_SEC_NONE BIT(0)
38#define MESH_CONF_SEC_AUTH BIT(1)
39#define MESH_CONF_SEC_AMPE BIT(2)
40	unsigned int security;
41	int dot11MeshMaxRetries;
42	int dot11MeshRetryTimeout; /* msec */
43	int dot11MeshConfirmTimeout; /* msec */
44	int dot11MeshHoldingTimeout; /* msec */
45};
46
47#define MAX_STA_COUNT 2007
48#define MAX_VLAN_ID 4094
49
50typedef u8 macaddr[ETH_ALEN];
51
52struct mac_acl_entry {
53	macaddr addr;
54	int vlan_id;
55};
56
57struct hostapd_radius_servers;
58struct ft_remote_r0kh;
59struct ft_remote_r1kh;
60
61#define NUM_WEP_KEYS 4
62struct hostapd_wep_keys {
63	u8 idx;
64	u8 *key[NUM_WEP_KEYS];
65	size_t len[NUM_WEP_KEYS];
66	int keys_set;
67	size_t default_len; /* key length used for dynamic key generation */
68};
69
70typedef enum hostap_security_policy {
71	SECURITY_PLAINTEXT = 0,
72	SECURITY_STATIC_WEP = 1,
73	SECURITY_IEEE_802_1X = 2,
74	SECURITY_WPA_PSK = 3,
75	SECURITY_WPA = 4,
76	SECURITY_OSEN = 5
77} secpolicy;
78
79struct hostapd_ssid {
80	u8 ssid[SSID_MAX_LEN];
81	size_t ssid_len;
82	unsigned int ssid_set:1;
83	unsigned int utf8_ssid:1;
84	unsigned int wpa_passphrase_set:1;
85	unsigned int wpa_psk_set:1;
86
87	char vlan[IFNAMSIZ + 1];
88	secpolicy security_policy;
89
90	struct hostapd_wpa_psk *wpa_psk;
91	char *wpa_passphrase;
92	char *wpa_psk_file;
93
94	struct hostapd_wep_keys wep;
95
96#define DYNAMIC_VLAN_DISABLED 0
97#define DYNAMIC_VLAN_OPTIONAL 1
98#define DYNAMIC_VLAN_REQUIRED 2
99	int dynamic_vlan;
100#define DYNAMIC_VLAN_NAMING_WITHOUT_DEVICE 0
101#define DYNAMIC_VLAN_NAMING_WITH_DEVICE 1
102#define DYNAMIC_VLAN_NAMING_END 2
103	int vlan_naming;
104#ifdef CONFIG_FULL_DYNAMIC_VLAN
105	char *vlan_tagged_interface;
106#endif /* CONFIG_FULL_DYNAMIC_VLAN */
107};
108
109
110#define VLAN_ID_WILDCARD -1
111
112struct hostapd_vlan {
113	struct hostapd_vlan *next;
114	int vlan_id; /* VLAN ID or -1 (VLAN_ID_WILDCARD) for wildcard entry */
115	char ifname[IFNAMSIZ + 1];
116	int configured;
117	int dynamic_vlan;
118#ifdef CONFIG_FULL_DYNAMIC_VLAN
119
120#define DVLAN_CLEAN_BR 	0x1
121#define DVLAN_CLEAN_VLAN	0x2
122#define DVLAN_CLEAN_VLAN_PORT	0x4
123#define DVLAN_CLEAN_WLAN_PORT	0x8
124	int clean;
125#endif /* CONFIG_FULL_DYNAMIC_VLAN */
126};
127
128#define PMK_LEN 32
129struct hostapd_sta_wpa_psk_short {
130	struct hostapd_sta_wpa_psk_short *next;
131	u8 psk[PMK_LEN];
132};
133
134struct hostapd_wpa_psk {
135	struct hostapd_wpa_psk *next;
136	int group;
137	u8 psk[PMK_LEN];
138	u8 addr[ETH_ALEN];
139	u8 p2p_dev_addr[ETH_ALEN];
140};
141
142struct hostapd_eap_user {
143	struct hostapd_eap_user *next;
144	u8 *identity;
145	size_t identity_len;
146	struct {
147		int vendor;
148		u32 method;
149	} methods[EAP_MAX_METHODS];
150	u8 *password;
151	size_t password_len;
152	int phase2;
153	int force_version;
154	unsigned int wildcard_prefix:1;
155	unsigned int password_hash:1; /* whether password is hashed with
156				       * nt_password_hash() */
157	unsigned int remediation:1;
158	unsigned int macacl:1;
159	int ttls_auth; /* EAP_TTLS_AUTH_* bitfield */
160	struct hostapd_radius_attr *accept_attr;
161};
162
163struct hostapd_radius_attr {
164	u8 type;
165	struct wpabuf *val;
166	struct hostapd_radius_attr *next;
167};
168
169
170#define NUM_TX_QUEUES 4
171
172struct hostapd_tx_queue_params {
173	int aifs;
174	int cwmin;
175	int cwmax;
176	int burst; /* maximum burst time in 0.1 ms, i.e., 10 = 1 ms */
177};
178
179
180#define MAX_ROAMING_CONSORTIUM_LEN 15
181
182struct hostapd_roaming_consortium {
183	u8 len;
184	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
185};
186
187struct hostapd_lang_string {
188	u8 lang[3];
189	u8 name_len;
190	u8 name[252];
191};
192
193#define MAX_NAI_REALMS 10
194#define MAX_NAI_REALMLEN 255
195#define MAX_NAI_EAP_METHODS 5
196#define MAX_NAI_AUTH_TYPES 4
197struct hostapd_nai_realm_data {
198	u8 encoding;
199	char realm_buf[MAX_NAI_REALMLEN + 1];
200	char *realm[MAX_NAI_REALMS];
201	u8 eap_method_count;
202	struct hostapd_nai_realm_eap {
203		u8 eap_method;
204		u8 num_auths;
205		u8 auth_id[MAX_NAI_AUTH_TYPES];
206		u8 auth_val[MAX_NAI_AUTH_TYPES];
207	} eap_method[MAX_NAI_EAP_METHODS];
208};
209
210/**
211 * struct hostapd_bss_config - Per-BSS configuration
212 */
213struct hostapd_bss_config {
214	char iface[IFNAMSIZ + 1];
215	char bridge[IFNAMSIZ + 1];
216	char vlan_bridge[IFNAMSIZ + 1];
217	char wds_bridge[IFNAMSIZ + 1];
218
219	enum hostapd_logger_level logger_syslog_level, logger_stdout_level;
220
221	unsigned int logger_syslog; /* module bitfield */
222	unsigned int logger_stdout; /* module bitfield */
223
224	int max_num_sta; /* maximum number of STAs in station table */
225
226	int dtim_period;
227	int bss_load_update_period;
228
229	int ieee802_1x; /* use IEEE 802.1X */
230	int eapol_version;
231	int eap_server; /* Use internal EAP server instead of external
232			 * RADIUS server */
233	struct hostapd_eap_user *eap_user;
234	char *eap_user_sqlite;
235	char *eap_sim_db;
236	int eap_server_erp; /* Whether ERP is enabled on internal EAP server */
237	struct hostapd_ip_addr own_ip_addr;
238	char *nas_identifier;
239	struct hostapd_radius_servers *radius;
240	int acct_interim_interval;
241	int radius_request_cui;
242	struct hostapd_radius_attr *radius_auth_req_attr;
243	struct hostapd_radius_attr *radius_acct_req_attr;
244	int radius_das_port;
245	unsigned int radius_das_time_window;
246	int radius_das_require_event_timestamp;
247	struct hostapd_ip_addr radius_das_client_addr;
248	u8 *radius_das_shared_secret;
249	size_t radius_das_shared_secret_len;
250
251	struct hostapd_ssid ssid;
252
253	char *eap_req_id_text; /* optional displayable message sent with
254				* EAP Request-Identity */
255	size_t eap_req_id_text_len;
256	int eapol_key_index_workaround;
257
258	size_t default_wep_key_len;
259	int individual_wep_key_len;
260	int wep_rekeying_period;
261	int broadcast_key_idx_min, broadcast_key_idx_max;
262	int eap_reauth_period;
263	int erp_send_reauth_start;
264	char *erp_domain;
265
266	int ieee802_11f; /* use IEEE 802.11f (IAPP) */
267	char iapp_iface[IFNAMSIZ + 1]; /* interface used with IAPP broadcast
268					* frames */
269
270	enum {
271		ACCEPT_UNLESS_DENIED = 0,
272		DENY_UNLESS_ACCEPTED = 1,
273		USE_EXTERNAL_RADIUS_AUTH = 2
274	} macaddr_acl;
275	struct mac_acl_entry *accept_mac;
276	int num_accept_mac;
277	struct mac_acl_entry *deny_mac;
278	int num_deny_mac;
279	int wds_sta;
280	int isolate;
281	int start_disabled;
282
283	int auth_algs; /* bitfield of allowed IEEE 802.11 authentication
284			* algorithms, WPA_AUTH_ALG_{OPEN,SHARED,LEAP} */
285
286	int wpa; /* bitfield of WPA_PROTO_WPA, WPA_PROTO_RSN */
287	int wpa_key_mgmt;
288#ifdef CONFIG_IEEE80211W
289	enum mfp_options ieee80211w;
290	int group_mgmt_cipher;
291	/* dot11AssociationSAQueryMaximumTimeout (in TUs) */
292	unsigned int assoc_sa_query_max_timeout;
293	/* dot11AssociationSAQueryRetryTimeout (in TUs) */
294	int assoc_sa_query_retry_timeout;
295#endif /* CONFIG_IEEE80211W */
296	enum {
297		PSK_RADIUS_IGNORED = 0,
298		PSK_RADIUS_ACCEPTED = 1,
299		PSK_RADIUS_REQUIRED = 2
300	} wpa_psk_radius;
301	int wpa_pairwise;
302	int wpa_group;
303	int wpa_group_rekey;
304	int wpa_strict_rekey;
305	int wpa_gmk_rekey;
306	int wpa_ptk_rekey;
307	int rsn_pairwise;
308	int rsn_preauth;
309	char *rsn_preauth_interfaces;
310	int peerkey;
311
312#ifdef CONFIG_IEEE80211R
313	/* IEEE 802.11r - Fast BSS Transition */
314	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
315	u8 r1_key_holder[FT_R1KH_ID_LEN];
316	u32 r0_key_lifetime;
317	u32 reassociation_deadline;
318	struct ft_remote_r0kh *r0kh_list;
319	struct ft_remote_r1kh *r1kh_list;
320	int pmk_r1_push;
321	int ft_over_ds;
322#endif /* CONFIG_IEEE80211R */
323
324	char *ctrl_interface; /* directory for UNIX domain sockets */
325#ifndef CONFIG_NATIVE_WINDOWS
326	gid_t ctrl_interface_gid;
327#endif /* CONFIG_NATIVE_WINDOWS */
328	int ctrl_interface_gid_set;
329
330	char *ca_cert;
331	char *server_cert;
332	char *private_key;
333	char *private_key_passwd;
334	int check_crl;
335	char *ocsp_stapling_response;
336	char *dh_file;
337	char *openssl_ciphers;
338	u8 *pac_opaque_encr_key;
339	u8 *eap_fast_a_id;
340	size_t eap_fast_a_id_len;
341	char *eap_fast_a_id_info;
342	int eap_fast_prov;
343	int pac_key_lifetime;
344	int pac_key_refresh_time;
345	int eap_sim_aka_result_ind;
346	int tnc;
347	int fragment_size;
348	u16 pwd_group;
349
350	char *radius_server_clients;
351	int radius_server_auth_port;
352	int radius_server_acct_port;
353	int radius_server_ipv6;
354
355	int use_pae_group_addr; /* Whether to send EAPOL frames to PAE group
356				 * address instead of individual address
357				 * (for driver_wired.c).
358				 */
359
360	int ap_max_inactivity;
361	int ignore_broadcast_ssid;
362
363	int wmm_enabled;
364	int wmm_uapsd;
365
366	struct hostapd_vlan *vlan;
367
368	macaddr bssid;
369
370	/*
371	 * Maximum listen interval that STAs can use when associating with this
372	 * BSS. If a STA tries to use larger value, the association will be
373	 * denied with status code 51.
374	 */
375	u16 max_listen_interval;
376
377	int disable_pmksa_caching;
378	int okc; /* Opportunistic Key Caching */
379
380	int wps_state;
381#ifdef CONFIG_WPS
382	int wps_independent;
383	int ap_setup_locked;
384	u8 uuid[16];
385	char *wps_pin_requests;
386	char *device_name;
387	char *manufacturer;
388	char *model_name;
389	char *model_number;
390	char *serial_number;
391	u8 device_type[WPS_DEV_TYPE_LEN];
392	char *config_methods;
393	u8 os_version[4];
394	char *ap_pin;
395	int skip_cred_build;
396	u8 *extra_cred;
397	size_t extra_cred_len;
398	int wps_cred_processing;
399	int force_per_enrollee_psk;
400	u8 *ap_settings;
401	size_t ap_settings_len;
402	char *upnp_iface;
403	char *friendly_name;
404	char *manufacturer_url;
405	char *model_description;
406	char *model_url;
407	char *upc;
408	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
409	int wps_nfc_pw_from_config;
410	int wps_nfc_dev_pw_id;
411	struct wpabuf *wps_nfc_dh_pubkey;
412	struct wpabuf *wps_nfc_dh_privkey;
413	struct wpabuf *wps_nfc_dev_pw;
414#endif /* CONFIG_WPS */
415	int pbc_in_m1;
416	char *server_id;
417
418#define P2P_ENABLED BIT(0)
419#define P2P_GROUP_OWNER BIT(1)
420#define P2P_GROUP_FORMATION BIT(2)
421#define P2P_MANAGE BIT(3)
422#define P2P_ALLOW_CROSS_CONNECTION BIT(4)
423	int p2p;
424#ifdef CONFIG_P2P
425	u8 ip_addr_go[4];
426	u8 ip_addr_mask[4];
427	u8 ip_addr_start[4];
428	u8 ip_addr_end[4];
429#endif /* CONFIG_P2P */
430
431	int disassoc_low_ack;
432	int skip_inactivity_poll;
433
434#define TDLS_PROHIBIT BIT(0)
435#define TDLS_PROHIBIT_CHAN_SWITCH BIT(1)
436	int tdls;
437	int disable_11n;
438	int disable_11ac;
439
440	/* IEEE 802.11v */
441	int time_advertisement;
442	char *time_zone;
443	int wnm_sleep_mode;
444	int bss_transition;
445
446	/* IEEE 802.11u - Interworking */
447	int interworking;
448	int access_network_type;
449	int internet;
450	int asra;
451	int esr;
452	int uesa;
453	int venue_info_set;
454	u8 venue_group;
455	u8 venue_type;
456	u8 hessid[ETH_ALEN];
457
458	/* IEEE 802.11u - Roaming Consortium list */
459	unsigned int roaming_consortium_count;
460	struct hostapd_roaming_consortium *roaming_consortium;
461
462	/* IEEE 802.11u - Venue Name duples */
463	unsigned int venue_name_count;
464	struct hostapd_lang_string *venue_name;
465
466	/* IEEE 802.11u - Network Authentication Type */
467	u8 *network_auth_type;
468	size_t network_auth_type_len;
469
470	/* IEEE 802.11u - IP Address Type Availability */
471	u8 ipaddr_type_availability;
472	u8 ipaddr_type_configured;
473
474	/* IEEE 802.11u - 3GPP Cellular Network */
475	u8 *anqp_3gpp_cell_net;
476	size_t anqp_3gpp_cell_net_len;
477
478	/* IEEE 802.11u - Domain Name */
479	u8 *domain_name;
480	size_t domain_name_len;
481
482	unsigned int nai_realm_count;
483	struct hostapd_nai_realm_data *nai_realm_data;
484
485	u16 gas_comeback_delay;
486	int gas_frag_limit;
487
488	u8 qos_map_set[16 + 2 * 21];
489	unsigned int qos_map_set_len;
490
491	int osen;
492	int proxy_arp;
493#ifdef CONFIG_HS20
494	int hs20;
495	int disable_dgaf;
496	u16 anqp_domain_id;
497	unsigned int hs20_oper_friendly_name_count;
498	struct hostapd_lang_string *hs20_oper_friendly_name;
499	u8 *hs20_wan_metrics;
500	u8 *hs20_connection_capability;
501	size_t hs20_connection_capability_len;
502	u8 *hs20_operating_class;
503	u8 hs20_operating_class_len;
504	struct hs20_icon {
505		u16 width;
506		u16 height;
507		char language[3];
508		char type[256];
509		char name[256];
510		char file[256];
511	} *hs20_icons;
512	size_t hs20_icons_count;
513	u8 osu_ssid[SSID_MAX_LEN];
514	size_t osu_ssid_len;
515	struct hs20_osu_provider {
516		unsigned int friendly_name_count;
517		struct hostapd_lang_string *friendly_name;
518		char *server_uri;
519		int *method_list;
520		char **icons;
521		size_t icons_count;
522		char *osu_nai;
523		unsigned int service_desc_count;
524		struct hostapd_lang_string *service_desc;
525	} *hs20_osu_providers, *last_osu;
526	size_t hs20_osu_providers_count;
527	unsigned int hs20_deauth_req_timeout;
528	char *subscr_remediation_url;
529	u8 subscr_remediation_method;
530#endif /* CONFIG_HS20 */
531
532	u8 wps_rf_bands; /* RF bands for WPS (WPS_RF_*) */
533
534#ifdef CONFIG_RADIUS_TEST
535	char *dump_msk_file;
536#endif /* CONFIG_RADIUS_TEST */
537
538	struct wpabuf *vendor_elements;
539
540	unsigned int sae_anti_clogging_threshold;
541	int *sae_groups;
542
543	char *wowlan_triggers; /* Wake-on-WLAN triggers */
544
545#ifdef CONFIG_TESTING_OPTIONS
546	u8 bss_load_test[5];
547	u8 bss_load_test_set;
548#endif /* CONFIG_TESTING_OPTIONS */
549
550#define MESH_ENABLED BIT(0)
551	int mesh;
552
553	int radio_measurements;
554
555	int vendor_vht;
556};
557
558
559/**
560 * struct hostapd_config - Per-radio interface configuration
561 */
562struct hostapd_config {
563	struct hostapd_bss_config **bss, *last_bss;
564	size_t num_bss;
565
566	u16 beacon_int;
567	int rts_threshold;
568	int fragm_threshold;
569	u8 send_probe_response;
570	u8 channel;
571	u8 acs;
572	struct wpa_freq_range_list acs_ch_list;
573	enum hostapd_hw_mode hw_mode; /* HOSTAPD_MODE_IEEE80211A, .. */
574	enum {
575		LONG_PREAMBLE = 0,
576		SHORT_PREAMBLE = 1
577	} preamble;
578
579	int *supported_rates;
580	int *basic_rates;
581
582	const struct wpa_driver_ops *driver;
583	char *driver_params;
584
585	int ap_table_max_size;
586	int ap_table_expiration_time;
587
588	char country[3]; /* first two octets: country code as described in
589			  * ISO/IEC 3166-1. Third octet:
590			  * ' ' (ascii 32): all environments
591			  * 'O': Outdoor environemnt only
592			  * 'I': Indoor environment only
593			  */
594
595	int ieee80211d;
596
597	int ieee80211h; /* DFS */
598
599	/*
600	 * Local power constraint is an octet encoded as an unsigned integer in
601	 * units of decibels. Invalid value -1 indicates that Power Constraint
602	 * element will not be added.
603	 */
604	int local_pwr_constraint;
605
606	/* Control Spectrum Management bit */
607	int spectrum_mgmt_required;
608
609	struct hostapd_tx_queue_params tx_queue[NUM_TX_QUEUES];
610
611	/*
612	 * WMM AC parameters, in same order as 802.1D, i.e.
613	 * 0 = BE (best effort)
614	 * 1 = BK (background)
615	 * 2 = VI (video)
616	 * 3 = VO (voice)
617	 */
618	struct hostapd_wmm_ac_params wmm_ac_params[4];
619
620	int ht_op_mode_fixed;
621	u16 ht_capab;
622	int ieee80211n;
623	int secondary_channel;
624	int require_ht;
625	int obss_interval;
626	u32 vht_capab;
627	int ieee80211ac;
628	int require_vht;
629	u8 vht_oper_chwidth;
630	u8 vht_oper_centr_freq_seg0_idx;
631	u8 vht_oper_centr_freq_seg1_idx;
632
633#ifdef CONFIG_P2P
634	u8 p2p_go_ctwindow;
635#endif /* CONFIG_P2P */
636
637#ifdef CONFIG_TESTING_OPTIONS
638	double ignore_probe_probability;
639	double ignore_auth_probability;
640	double ignore_assoc_probability;
641	double ignore_reassoc_probability;
642	double corrupt_gtk_rekey_mic_probability;
643#endif /* CONFIG_TESTING_OPTIONS */
644
645#ifdef CONFIG_ACS
646	unsigned int acs_num_scans;
647	struct acs_bias {
648		int channel;
649		double bias;
650	} *acs_chan_bias;
651	unsigned int num_acs_chan_bias;
652#endif /* CONFIG_ACS */
653};
654
655
656int hostapd_mac_comp(const void *a, const void *b);
657int hostapd_mac_comp_empty(const void *a);
658struct hostapd_config * hostapd_config_defaults(void);
659void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
660void hostapd_config_free_eap_user(struct hostapd_eap_user *user);
661void hostapd_config_clear_wpa_psk(struct hostapd_wpa_psk **p);
662void hostapd_config_free_bss(struct hostapd_bss_config *conf);
663void hostapd_config_free(struct hostapd_config *conf);
664int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
665			  const u8 *addr, int *vlan_id);
666int hostapd_rate_found(int *list, int rate);
667const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
668			   const u8 *addr, const u8 *p2p_dev_addr,
669			   const u8 *prev_psk);
670int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf);
671int hostapd_vlan_id_valid(struct hostapd_vlan *vlan, int vlan_id);
672const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan,
673					int vlan_id);
674struct hostapd_radius_attr *
675hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type);
676int hostapd_config_check(struct hostapd_config *conf, int full_config);
677void hostapd_set_security_params(struct hostapd_bss_config *bss,
678				 int full_config);
679
680#endif /* HOSTAPD_CONFIG_H */
681