2 * hostapd / Initialization and configuration
3 * Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
12 #include "common/defs.h"
13 #include "utils/list.h"
14 #include "ap_config.h"
15 #include "drivers/driver.h"
17 #define OCE_STA_CFON_ENABLED(hapd) \
18 ((hapd->conf->oce & OCE_STA_CFON) && \
19 (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_OCE_STA_CFON))
20 #define OCE_AP_ENABLED(hapd) \
21 ((hapd->conf->oce & OCE_AP) && \
22 (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_OCE_AP))
25 struct radius_server_data;
26 struct upnp_wps_device_sm;
29 struct ieee80211_ht_capabilities;
30 struct full_dynamic_vlan;
35 #endif /* CONFIG_MESH */
39 struct hapd_interfaces {
40 int (*reload_config)(struct hostapd_iface *iface);
41 struct hostapd_config * (*config_read_cb)(const char *config_fname);
42 int (*ctrl_iface_init)(struct hostapd_data *hapd);
43 void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
44 int (*for_each_interface)(struct hapd_interfaces *interfaces,
45 int (*cb)(struct hostapd_iface *iface,
46 void *ctx), void *ctx);
47 int (*driver_init)(struct hostapd_iface *iface);
51 struct dl_list global_ctrl_dst;
52 char *global_iface_path;
53 char *global_iface_name;
54 #ifndef CONFIG_NATIVE_WINDOWS
55 gid_t ctrl_iface_group;
56 #endif /* CONFIG_NATIVE_WINDOWS */
57 struct hostapd_iface **iface;
59 size_t terminate_on_error;
60 #ifndef CONFIG_NO_VLAN
61 struct dynamic_iface *vlan_priv;
62 #endif /* CONFIG_NO_VLAN */
63 #ifdef CONFIG_ETH_P_OUI
64 struct dl_list eth_p_oui; /* OUI Extended EtherType handlers */
65 #endif /* CONFIG_ETH_P_OUI */
66 int eloop_initialized;
70 struct dl_list dpp_bootstrap; /* struct dpp_bootstrap_info */
71 struct dl_list dpp_configurator; /* struct dpp_configurator */
72 #endif /* CONFIG_DPP */
75 enum hostapd_chan_status {
76 HOSTAPD_CHAN_VALID = 0, /* channel is ready */
77 HOSTAPD_CHAN_INVALID = 1, /* no usable channel found */
78 HOSTAPD_CHAN_ACS = 2, /* ACS work being performed */
81 struct hostapd_probereq_cb {
82 int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
83 const u8 *ie, size_t ie_len, int ssi_signal);
87 #define HOSTAPD_RATE_BASIC 0x00000001
89 struct hostapd_rate_data {
90 int rate; /* rate in 100 kbps */
91 int flags; /* HOSTAPD_RATE_ flags */
94 struct hostapd_frame_info {
98 int ssi_signal; /* dBm */
102 WPS_STATUS_SUCCESS = 1,
107 WPS_PBC_STATUS_DISABLE,
108 WPS_PBC_STATUS_ACTIVE,
109 WPS_PBC_STATUS_TIMEOUT,
110 WPS_PBC_STATUS_OVERLAP
114 enum wps_status status;
115 enum wps_error_indication failure_reason;
116 enum pbc_status pbc_status;
117 u8 peer_addr[ETH_ALEN];
120 struct hostapd_neighbor_entry {
123 struct wpa_ssid_value ssid;
126 struct wpabuf *civic;
127 /* LCI update time */
128 struct os_time lci_date;
133 * struct hostapd_data - hostapd per-BSS data structure
135 struct hostapd_data {
136 struct hostapd_iface *iface;
137 struct hostapd_config *iconf;
138 struct hostapd_bss_config *conf;
139 int interface_added; /* virtual interface added for this BSS */
140 unsigned int started:1;
141 unsigned int disabled:1;
142 unsigned int reenable_beacon:1;
144 u8 own_addr[ETH_ALEN];
146 int num_sta; /* number of entries in sta_list */
147 struct sta_info *sta_list; /* STA info list head */
148 #define STA_HASH_SIZE 256
149 #define STA_HASH(sta) (sta[5])
150 struct sta_info *sta_hash[STA_HASH_SIZE];
153 * Bitfield for indicating which AIDs are allocated. Only AID values
154 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
157 #define AID_WORDS ((2008 + 31) / 32)
158 u32 sta_aid[AID_WORDS];
160 const struct wpa_driver_ops *driver;
163 void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
164 struct sta_info *sta, int reassoc);
166 void *msg_ctx; /* ctx for wpa_msg() calls */
167 void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */
169 struct radius_client_data *radius;
171 struct radius_das_data *radius_das;
173 struct iapp_data *iapp;
175 struct hostapd_cached_radius_acl *acl_cache;
176 struct hostapd_acl_query_data *acl_queries;
178 struct wpa_authenticator *wpa_auth;
179 struct eapol_authenticator *eapol_auth;
181 struct rsn_preauth_interface *preauth_iface;
182 struct os_reltime michael_mic_failure;
183 int michael_mic_failures;
184 int tkip_countermeasures;
187 struct dl_list ctrl_dst;
190 void *eap_sim_db_priv;
191 struct radius_server_data *radius_srv;
192 struct dl_list erp_keys; /* struct eap_server_erp_key */
194 int parameter_set_count;
196 /* Time Advertisement */
197 u8 time_update_counter;
198 struct wpabuf *time_adv;
200 #ifdef CONFIG_FULL_DYNAMIC_VLAN
201 struct full_dynamic_vlan *full_dynamic_vlan;
202 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
204 struct l2_packet_data *l2;
206 #ifdef CONFIG_IEEE80211R_AP
207 struct dl_list l2_queue;
208 struct dl_list l2_oui_queue;
209 struct eth_p_oui_ctx *oui_pull;
210 struct eth_p_oui_ctx *oui_resp;
211 struct eth_p_oui_ctx *oui_push;
212 struct eth_p_oui_ctx *oui_sreq;
213 struct eth_p_oui_ctx *oui_sresp;
214 #endif /* CONFIG_IEEE80211R_AP */
216 struct wps_context *wps;
219 struct wpabuf *wps_beacon_ie;
220 struct wpabuf *wps_probe_resp_ie;
222 unsigned int ap_pin_failures;
223 unsigned int ap_pin_failures_consecutive;
224 struct upnp_wps_device_sm *wps_upnp;
225 unsigned int ap_pin_lockout_time;
227 struct wps_stat wps_stats;
228 #endif /* CONFIG_WPS */
230 struct hostapd_probereq_cb *probereq_cb;
231 size_t num_probereq_cb;
233 void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
235 void *public_action_cb_ctx;
236 void (*public_action_cb2)(void *ctx, const u8 *buf, size_t len,
238 void *public_action_cb2_ctx;
240 int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
242 void *vendor_action_cb_ctx;
244 void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
246 void *wps_reg_success_cb_ctx;
248 void (*wps_event_cb)(void *ctx, enum wps_event event,
249 union wps_event_data *data);
250 void *wps_event_cb_ctx;
252 void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
253 int authorized, const u8 *p2p_dev_addr);
254 void *sta_authorized_cb_ctx;
256 void (*setup_complete_cb)(void *ctx);
257 void *setup_complete_cb_ctx;
259 void (*new_psk_cb)(void *ctx, const u8 *mac_addr,
260 const u8 *p2p_dev_addr, const u8 *psk,
262 void *new_psk_cb_ctx;
264 /* channel switch parameters */
265 struct hostapd_freq_params cs_freq_params;
268 unsigned int cs_c_off_beacon;
269 unsigned int cs_c_off_proberesp;
271 unsigned int cs_c_off_ecsa_beacon;
272 unsigned int cs_c_off_ecsa_proberesp;
275 struct p2p_data *p2p;
276 struct p2p_group *p2p_group;
277 struct wpabuf *p2p_beacon_ie;
278 struct wpabuf *p2p_probe_resp_ie;
280 /* Number of non-P2P association stations */
283 /* Periodic NoA (used only when no non-P2P clients in the group) */
287 #endif /* CONFIG_P2P */
288 #ifdef CONFIG_PROXYARP
289 struct l2_packet_data *sock_dhcp;
290 struct l2_packet_data *sock_ndisc;
291 #endif /* CONFIG_PROXYARP */
295 void (*mesh_sta_free_cb)(struct hostapd_data *hapd,
296 struct sta_info *sta);
297 struct wpabuf *mesh_pending_auth;
298 struct os_reltime mesh_pending_auth_time;
299 u8 mesh_required_peer[ETH_ALEN];
300 #endif /* CONFIG_MESH */
303 struct hostapd_eap_user tmp_eap_user;
304 #endif /* CONFIG_SQLITE */
307 /** Key used for generating SAE anti-clogging tokens */
309 struct os_reltime last_sae_token_key_update;
310 int dot11RSNASAERetransPeriod; /* msec */
311 #endif /* CONFIG_SAE */
313 #ifdef CONFIG_TESTING_OPTIONS
314 unsigned int ext_mgmt_frame_handling:1;
315 unsigned int ext_eapol_frame_io:1;
317 struct l2_packet_data *l2_test;
319 enum wpa_alg last_gtk_alg;
320 int last_gtk_key_idx;
321 u8 last_gtk[WPA_GTK_MAX_LEN];
324 #ifdef CONFIG_IEEE80211W
325 enum wpa_alg last_igtk_alg;
326 int last_igtk_key_idx;
327 u8 last_igtk[WPA_IGTK_MAX_LEN];
328 size_t last_igtk_len;
329 #endif /* CONFIG_IEEE80211W */
330 #endif /* CONFIG_TESTING_OPTIONS */
333 unsigned int mbo_assoc_disallow;
334 #endif /* CONFIG_MBO */
336 struct dl_list nr_db;
341 unsigned int lci_req_active:1;
342 unsigned int range_req_active:1;
344 int dhcp_sock; /* UDP socket used with the DHCP server */
348 struct dpp_authentication *dpp_auth;
349 u8 dpp_allowed_roles;
351 int dpp_auth_ok_on_ack;
352 int dpp_in_response_listen;
353 struct gas_query_ap *gas;
354 struct dpp_pkex *dpp_pkex;
355 struct dpp_bootstrap_info *dpp_pkex_bi;
357 char *dpp_pkex_identifier;
358 char *dpp_pkex_auth_cmd;
359 char *dpp_configurator_params;
360 struct os_reltime dpp_last_init;
361 struct os_reltime dpp_init_iter_start;
362 unsigned int dpp_init_max_tries;
363 unsigned int dpp_init_retry_time;
364 unsigned int dpp_resp_wait_time;
365 unsigned int dpp_resp_max_tries;
366 unsigned int dpp_resp_retry_time;
367 #ifdef CONFIG_TESTING_OPTIONS
368 char *dpp_config_obj_override;
369 char *dpp_discovery_override;
370 char *dpp_groups_override;
371 unsigned int dpp_ignore_netaccesskey_mismatch:1;
372 #endif /* CONFIG_TESTING_OPTIONS */
373 #endif /* CONFIG_DPP */
377 struct hostapd_sta_info {
380 struct os_reltime last_seen;
382 #ifdef CONFIG_TAXONOMY
383 struct wpabuf *probe_ie_taxonomy;
384 #endif /* CONFIG_TAXONOMY */
388 * struct hostapd_iface - hostapd per-interface data structure
390 struct hostapd_iface {
391 struct hapd_interfaces *interfaces;
394 struct hostapd_config *conf;
395 char phy[16]; /* Name of the PHY (radio) */
397 enum hostapd_iface_state {
398 HAPD_IFACE_UNINITIALIZED,
400 HAPD_IFACE_COUNTRY_UPDATE,
408 struct mesh_conf *mconf;
409 #endif /* CONFIG_MESH */
412 struct hostapd_data **bss;
414 unsigned int wait_channel_update:1;
415 unsigned int cac_started:1;
417 struct fst_iface *fst;
418 const struct wpabuf *fst_ies;
419 #endif /* CONFIG_FST */
422 * When set, indicates that the driver will handle the AP
423 * teardown: delete global keys, station keys, and stations.
425 unsigned int driver_ap_teardown:1;
428 * When set, indicates that this interface is part of list of
429 * interfaces that need to be started together (synchronously).
431 unsigned int need_to_start_in_sync:1;
433 /* Ready to start but waiting for other interfaces to become ready. */
434 unsigned int ready_to_start_in_sync:1;
436 int num_ap; /* number of entries in ap_list */
437 struct ap_info *ap_list; /* AP info list head */
438 struct ap_info *ap_hash[STA_HASH_SIZE];
442 /* SMPS modes supported by the driver (WPA_DRIVER_SMPS_MODE_*) */
443 unsigned int smps_modes;
446 * A bitmap of supported protocols for probe response offload. See
447 * struct wpa_driver_capa in driver.h
449 unsigned int probe_resp_offloads;
451 /* extended capabilities supported by the driver */
452 const u8 *extended_capa, *extended_capa_mask;
453 unsigned int extended_capa_len;
455 unsigned int drv_max_acl_mac_addrs;
457 struct hostapd_hw_modes *hw_features;
459 struct hostapd_hw_modes *current_mode;
460 /* Rates that are currently used (i.e., filtered copy of
461 * current_mode->channels */
463 struct hostapd_rate_data *current_rates;
469 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
473 /* Number of associated stations that do not support Short Slot Time */
474 int num_sta_no_short_slot_time;
476 /* Number of associated stations that do not support Short Preamble */
477 int num_sta_no_short_preamble;
479 int olbc; /* Overlapping Legacy BSS Condition */
481 /* Number of HT associated stations that do not support greenfield */
482 int num_sta_ht_no_gf;
484 /* Number of associated non-HT stations */
487 /* Number of HT associated stations 20 MHz */
488 int num_sta_ht_20mhz;
490 /* Number of HT40 intolerant stations */
491 int num_sta_ht40_intolerant;
493 /* Overlapping BSS information */
498 /* surveying helpers */
500 /* number of channels surveyed */
501 unsigned int chans_surveyed;
503 /* lowest observed noise floor in dBm */
506 /* channel utilization calculation */
507 u64 last_channel_time;
508 u64 last_channel_time_busy;
509 u8 channel_utilization;
511 unsigned int chan_util_samples_sum;
512 unsigned int chan_util_num_sample_periods;
513 unsigned int chan_util_average;
515 /* eCSA IE will be added only if operating class is specified */
518 unsigned int dfs_cac_ms;
519 struct os_reltime dfs_cac_start;
521 /* Latched with the actual secondary channel information and will be
522 * used while juggling between HT20 and HT40 modes. */
526 unsigned int acs_num_completed_scans;
527 #endif /* CONFIG_ACS */
529 void (*scan_cb)(struct hostapd_iface *iface);
530 int num_ht40_scan_tries;
532 struct dl_list sta_seen; /* struct hostapd_sta_info */
533 unsigned int num_sta_seen;
539 int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
540 int (*cb)(struct hostapd_iface *iface,
541 void *ctx), void *ctx);
542 int hostapd_reload_config(struct hostapd_iface *iface);
543 void hostapd_reconfig_encryption(struct hostapd_data *hapd);
544 struct hostapd_data *
545 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
546 struct hostapd_config *conf,
547 struct hostapd_bss_config *bss);
548 int hostapd_setup_interface(struct hostapd_iface *iface);
549 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
550 void hostapd_interface_deinit(struct hostapd_iface *iface);
551 void hostapd_interface_free(struct hostapd_iface *iface);
552 struct hostapd_iface * hostapd_alloc_iface(void);
553 struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces,
554 const char *config_file);
555 struct hostapd_iface *
556 hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy,
557 const char *config_fname, int debug);
558 void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
560 void hostapd_interface_deinit_free(struct hostapd_iface *iface);
561 int hostapd_enable_iface(struct hostapd_iface *hapd_iface);
562 int hostapd_reload_iface(struct hostapd_iface *hapd_iface);
563 int hostapd_disable_iface(struct hostapd_iface *hapd_iface);
564 int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf);
565 int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf);
566 void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator);
567 void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s);
568 const char * hostapd_state_text(enum hostapd_iface_state s);
569 int hostapd_csa_in_progress(struct hostapd_iface *iface);
570 void hostapd_chan_switch_vht_config(struct hostapd_data *hapd, int vht_enabled);
571 int hostapd_switch_channel(struct hostapd_data *hapd,
572 struct csa_settings *settings);
574 hostapd_switch_channel_fallback(struct hostapd_iface *iface,
575 const struct hostapd_freq_params *freq_params);
576 void hostapd_cleanup_cs_params(struct hostapd_data *hapd);
577 void hostapd_periodic_iface(struct hostapd_iface *iface);
578 int hostapd_owe_trans_get_info(struct hostapd_data *hapd);
581 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
582 int (*cb)(void *ctx, const u8 *sa,
583 const u8 *da, const u8 *bssid,
584 const u8 *ie, size_t ie_len,
587 void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
589 /* drv_callbacks.c (TODO: move to somewhere else?) */
590 void hostapd_notify_assoc_fils_finish(struct hostapd_data *hapd,
591 struct sta_info *sta);
592 int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
593 const u8 *ie, size_t ielen, int reassoc);
594 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
595 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
596 void hostapd_event_connect_failed_reason(struct hostapd_data *hapd,
597 const u8 *addr, int reason_code);
598 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
599 const u8 *bssid, const u8 *ie, size_t ie_len,
601 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
602 int offset, int width, int cf1, int cf2);
603 struct survey_results;
604 void hostapd_event_get_survey(struct hostapd_iface *iface,
605 struct survey_results *survey_results);
606 void hostapd_acs_channel_selected(struct hostapd_data *hapd,
607 struct acs_selected_channels *acs_res);
609 const struct hostapd_eap_user *
610 hostapd_get_eap_user(struct hostapd_data *hapd, const u8 *identity,
611 size_t identity_len, int phase2);
613 struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces,
615 void hostapd_event_sta_opmode_changed(struct hostapd_data *hapd, const u8 *addr,
616 enum smps_mode smps_mode,
617 enum chan_width chan_width, u8 rx_nss);
620 void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd,
621 struct fst_wpa_obj *iface_obj);
622 #endif /* CONFIG_FST */
624 #endif /* HOSTAPD_H */