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;
69 struct dpp_global *dpp;
70 #endif /* CONFIG_DPP */
73 enum hostapd_chan_status {
74 HOSTAPD_CHAN_VALID = 0, /* channel is ready */
75 HOSTAPD_CHAN_INVALID = 1, /* no usable channel found */
76 HOSTAPD_CHAN_ACS = 2, /* ACS work being performed */
79 struct hostapd_probereq_cb {
80 int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
81 const u8 *ie, size_t ie_len, int ssi_signal);
85 #define HOSTAPD_RATE_BASIC 0x00000001
87 struct hostapd_rate_data {
88 int rate; /* rate in 100 kbps */
89 int flags; /* HOSTAPD_RATE_ flags */
92 struct hostapd_frame_info {
96 int ssi_signal; /* dBm */
100 WPS_STATUS_SUCCESS = 1,
105 WPS_PBC_STATUS_DISABLE,
106 WPS_PBC_STATUS_ACTIVE,
107 WPS_PBC_STATUS_TIMEOUT,
108 WPS_PBC_STATUS_OVERLAP
112 enum wps_status status;
113 enum wps_error_indication failure_reason;
114 enum pbc_status pbc_status;
115 u8 peer_addr[ETH_ALEN];
118 struct hostapd_neighbor_entry {
121 struct wpa_ssid_value ssid;
124 struct wpabuf *civic;
125 /* LCI update time */
126 struct os_time lci_date;
130 struct hostapd_sae_commit_queue {
138 * struct hostapd_data - hostapd per-BSS data structure
140 struct hostapd_data {
141 struct hostapd_iface *iface;
142 struct hostapd_config *iconf;
143 struct hostapd_bss_config *conf;
144 int interface_added; /* virtual interface added for this BSS */
145 unsigned int started:1;
146 unsigned int disabled:1;
147 unsigned int reenable_beacon:1;
149 u8 own_addr[ETH_ALEN];
151 int num_sta; /* number of entries in sta_list */
152 struct sta_info *sta_list; /* STA info list head */
153 #define STA_HASH_SIZE 256
154 #define STA_HASH(sta) (sta[5])
155 struct sta_info *sta_hash[STA_HASH_SIZE];
158 * Bitfield for indicating which AIDs are allocated. Only AID values
159 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
162 #define AID_WORDS ((2008 + 31) / 32)
163 u32 sta_aid[AID_WORDS];
165 const struct wpa_driver_ops *driver;
168 void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
169 struct sta_info *sta, int reassoc);
171 void *msg_ctx; /* ctx for wpa_msg() calls */
172 void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */
174 struct radius_client_data *radius;
176 struct radius_das_data *radius_das;
178 struct iapp_data *iapp;
180 struct hostapd_cached_radius_acl *acl_cache;
181 struct hostapd_acl_query_data *acl_queries;
183 struct wpa_authenticator *wpa_auth;
184 struct eapol_authenticator *eapol_auth;
186 struct rsn_preauth_interface *preauth_iface;
187 struct os_reltime michael_mic_failure;
188 int michael_mic_failures;
189 int tkip_countermeasures;
192 struct dl_list ctrl_dst;
195 void *eap_sim_db_priv;
196 struct radius_server_data *radius_srv;
197 struct dl_list erp_keys; /* struct eap_server_erp_key */
199 int parameter_set_count;
201 /* Time Advertisement */
202 u8 time_update_counter;
203 struct wpabuf *time_adv;
205 #ifdef CONFIG_FULL_DYNAMIC_VLAN
206 struct full_dynamic_vlan *full_dynamic_vlan;
207 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
209 struct l2_packet_data *l2;
211 #ifdef CONFIG_IEEE80211R_AP
212 struct dl_list l2_queue;
213 struct dl_list l2_oui_queue;
214 struct eth_p_oui_ctx *oui_pull;
215 struct eth_p_oui_ctx *oui_resp;
216 struct eth_p_oui_ctx *oui_push;
217 struct eth_p_oui_ctx *oui_sreq;
218 struct eth_p_oui_ctx *oui_sresp;
219 #endif /* CONFIG_IEEE80211R_AP */
221 struct wps_context *wps;
224 struct wpabuf *wps_beacon_ie;
225 struct wpabuf *wps_probe_resp_ie;
227 unsigned int ap_pin_failures;
228 unsigned int ap_pin_failures_consecutive;
229 struct upnp_wps_device_sm *wps_upnp;
230 unsigned int ap_pin_lockout_time;
232 struct wps_stat wps_stats;
233 #endif /* CONFIG_WPS */
235 struct hostapd_probereq_cb *probereq_cb;
236 size_t num_probereq_cb;
238 void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
240 void *public_action_cb_ctx;
241 void (*public_action_cb2)(void *ctx, const u8 *buf, size_t len,
243 void *public_action_cb2_ctx;
245 int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
247 void *vendor_action_cb_ctx;
249 void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
251 void *wps_reg_success_cb_ctx;
253 void (*wps_event_cb)(void *ctx, enum wps_event event,
254 union wps_event_data *data);
255 void *wps_event_cb_ctx;
257 void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
258 int authorized, const u8 *p2p_dev_addr);
259 void *sta_authorized_cb_ctx;
261 void (*setup_complete_cb)(void *ctx);
262 void *setup_complete_cb_ctx;
264 void (*new_psk_cb)(void *ctx, const u8 *mac_addr,
265 const u8 *p2p_dev_addr, const u8 *psk,
267 void *new_psk_cb_ctx;
269 /* channel switch parameters */
270 struct hostapd_freq_params cs_freq_params;
273 unsigned int cs_c_off_beacon;
274 unsigned int cs_c_off_proberesp;
276 unsigned int cs_c_off_ecsa_beacon;
277 unsigned int cs_c_off_ecsa_proberesp;
280 struct p2p_data *p2p;
281 struct p2p_group *p2p_group;
282 struct wpabuf *p2p_beacon_ie;
283 struct wpabuf *p2p_probe_resp_ie;
285 /* Number of non-P2P association stations */
288 /* Periodic NoA (used only when no non-P2P clients in the group) */
292 #endif /* CONFIG_P2P */
293 #ifdef CONFIG_PROXYARP
294 struct l2_packet_data *sock_dhcp;
295 struct l2_packet_data *sock_ndisc;
296 #endif /* CONFIG_PROXYARP */
300 void (*mesh_sta_free_cb)(struct hostapd_data *hapd,
301 struct sta_info *sta);
302 struct wpabuf *mesh_pending_auth;
303 struct os_reltime mesh_pending_auth_time;
304 u8 mesh_required_peer[ETH_ALEN];
305 #endif /* CONFIG_MESH */
308 struct hostapd_eap_user tmp_eap_user;
309 #endif /* CONFIG_SQLITE */
312 /** Key used for generating SAE anti-clogging tokens */
314 struct os_reltime last_sae_token_key_update;
316 u16 sae_pending_token_idx[256];
317 int dot11RSNASAERetransPeriod; /* msec */
318 struct dl_list sae_commit_queue; /* struct hostapd_sae_commit_queue */
319 #endif /* CONFIG_SAE */
321 #ifdef CONFIG_TESTING_OPTIONS
322 unsigned int ext_mgmt_frame_handling:1;
323 unsigned int ext_eapol_frame_io:1;
325 struct l2_packet_data *l2_test;
327 enum wpa_alg last_gtk_alg;
328 int last_gtk_key_idx;
329 u8 last_gtk[WPA_GTK_MAX_LEN];
332 #ifdef CONFIG_IEEE80211W
333 enum wpa_alg last_igtk_alg;
334 int last_igtk_key_idx;
335 u8 last_igtk[WPA_IGTK_MAX_LEN];
336 size_t last_igtk_len;
337 #endif /* CONFIG_IEEE80211W */
338 #endif /* CONFIG_TESTING_OPTIONS */
341 unsigned int mbo_assoc_disallow;
342 #endif /* CONFIG_MBO */
344 struct dl_list nr_db;
349 unsigned int lci_req_active:1;
350 unsigned int range_req_active:1;
352 int dhcp_sock; /* UDP socket used with the DHCP server */
356 struct dpp_authentication *dpp_auth;
357 u8 dpp_allowed_roles;
359 int dpp_auth_ok_on_ack;
360 int dpp_in_response_listen;
361 struct gas_query_ap *gas;
362 struct dpp_pkex *dpp_pkex;
363 struct dpp_bootstrap_info *dpp_pkex_bi;
365 char *dpp_pkex_identifier;
366 char *dpp_pkex_auth_cmd;
367 char *dpp_configurator_params;
368 struct os_reltime dpp_last_init;
369 struct os_reltime dpp_init_iter_start;
370 unsigned int dpp_init_max_tries;
371 unsigned int dpp_init_retry_time;
372 unsigned int dpp_resp_wait_time;
373 unsigned int dpp_resp_max_tries;
374 unsigned int dpp_resp_retry_time;
375 #ifdef CONFIG_TESTING_OPTIONS
376 char *dpp_config_obj_override;
377 char *dpp_discovery_override;
378 char *dpp_groups_override;
379 unsigned int dpp_ignore_netaccesskey_mismatch:1;
380 #endif /* CONFIG_TESTING_OPTIONS */
381 #endif /* CONFIG_DPP */
385 struct hostapd_sta_info {
388 struct os_reltime last_seen;
390 #ifdef CONFIG_TAXONOMY
391 struct wpabuf *probe_ie_taxonomy;
392 #endif /* CONFIG_TAXONOMY */
396 * struct hostapd_iface - hostapd per-interface data structure
398 struct hostapd_iface {
399 struct hapd_interfaces *interfaces;
402 struct hostapd_config *conf;
403 char phy[16]; /* Name of the PHY (radio) */
405 enum hostapd_iface_state {
406 HAPD_IFACE_UNINITIALIZED,
408 HAPD_IFACE_COUNTRY_UPDATE,
416 struct mesh_conf *mconf;
417 #endif /* CONFIG_MESH */
420 struct hostapd_data **bss;
422 unsigned int wait_channel_update:1;
423 unsigned int cac_started:1;
425 struct fst_iface *fst;
426 const struct wpabuf *fst_ies;
427 #endif /* CONFIG_FST */
430 * When set, indicates that the driver will handle the AP
431 * teardown: delete global keys, station keys, and stations.
433 unsigned int driver_ap_teardown:1;
436 * When set, indicates that this interface is part of list of
437 * interfaces that need to be started together (synchronously).
439 unsigned int need_to_start_in_sync:1;
441 /* Ready to start but waiting for other interfaces to become ready. */
442 unsigned int ready_to_start_in_sync:1;
444 int num_ap; /* number of entries in ap_list */
445 struct ap_info *ap_list; /* AP info list head */
446 struct ap_info *ap_hash[STA_HASH_SIZE];
450 /* SMPS modes supported by the driver (WPA_DRIVER_SMPS_MODE_*) */
451 unsigned int smps_modes;
454 * A bitmap of supported protocols for probe response offload. See
455 * struct wpa_driver_capa in driver.h
457 unsigned int probe_resp_offloads;
459 /* extended capabilities supported by the driver */
460 const u8 *extended_capa, *extended_capa_mask;
461 unsigned int extended_capa_len;
463 unsigned int drv_max_acl_mac_addrs;
465 struct hostapd_hw_modes *hw_features;
467 struct hostapd_hw_modes *current_mode;
468 /* Rates that are currently used (i.e., filtered copy of
469 * current_mode->channels */
471 struct hostapd_rate_data *current_rates;
477 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
481 /* Number of associated stations that do not support Short Slot Time */
482 int num_sta_no_short_slot_time;
484 /* Number of associated stations that do not support Short Preamble */
485 int num_sta_no_short_preamble;
487 int olbc; /* Overlapping Legacy BSS Condition */
489 /* Number of HT associated stations that do not support greenfield */
490 int num_sta_ht_no_gf;
492 /* Number of associated non-HT stations */
495 /* Number of HT associated stations 20 MHz */
496 int num_sta_ht_20mhz;
498 /* Number of HT40 intolerant stations */
499 int num_sta_ht40_intolerant;
501 /* Overlapping BSS information */
506 /* surveying helpers */
508 /* number of channels surveyed */
509 unsigned int chans_surveyed;
511 /* lowest observed noise floor in dBm */
514 /* channel utilization calculation */
515 u64 last_channel_time;
516 u64 last_channel_time_busy;
517 u8 channel_utilization;
519 unsigned int chan_util_samples_sum;
520 unsigned int chan_util_num_sample_periods;
521 unsigned int chan_util_average;
523 /* eCSA IE will be added only if operating class is specified */
526 unsigned int dfs_cac_ms;
527 struct os_reltime dfs_cac_start;
529 /* Latched with the actual secondary channel information and will be
530 * used while juggling between HT20 and HT40 modes. */
534 unsigned int acs_num_completed_scans;
535 #endif /* CONFIG_ACS */
537 void (*scan_cb)(struct hostapd_iface *iface);
538 int num_ht40_scan_tries;
540 struct dl_list sta_seen; /* struct hostapd_sta_info */
541 unsigned int num_sta_seen;
547 int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
548 int (*cb)(struct hostapd_iface *iface,
549 void *ctx), void *ctx);
550 int hostapd_reload_config(struct hostapd_iface *iface);
551 void hostapd_reconfig_encryption(struct hostapd_data *hapd);
552 struct hostapd_data *
553 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
554 struct hostapd_config *conf,
555 struct hostapd_bss_config *bss);
556 int hostapd_setup_interface(struct hostapd_iface *iface);
557 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
558 void hostapd_interface_deinit(struct hostapd_iface *iface);
559 void hostapd_interface_free(struct hostapd_iface *iface);
560 struct hostapd_iface * hostapd_alloc_iface(void);
561 struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces,
562 const char *config_file);
563 struct hostapd_iface *
564 hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy,
565 const char *config_fname, int debug);
566 void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
568 void hostapd_interface_deinit_free(struct hostapd_iface *iface);
569 int hostapd_enable_iface(struct hostapd_iface *hapd_iface);
570 int hostapd_reload_iface(struct hostapd_iface *hapd_iface);
571 int hostapd_disable_iface(struct hostapd_iface *hapd_iface);
572 int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf);
573 int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf);
574 void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator);
575 void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s);
576 const char * hostapd_state_text(enum hostapd_iface_state s);
577 int hostapd_csa_in_progress(struct hostapd_iface *iface);
578 void hostapd_chan_switch_vht_config(struct hostapd_data *hapd, int vht_enabled);
579 int hostapd_switch_channel(struct hostapd_data *hapd,
580 struct csa_settings *settings);
582 hostapd_switch_channel_fallback(struct hostapd_iface *iface,
583 const struct hostapd_freq_params *freq_params);
584 void hostapd_cleanup_cs_params(struct hostapd_data *hapd);
585 void hostapd_periodic_iface(struct hostapd_iface *iface);
586 int hostapd_owe_trans_get_info(struct hostapd_data *hapd);
589 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
590 int (*cb)(void *ctx, const u8 *sa,
591 const u8 *da, const u8 *bssid,
592 const u8 *ie, size_t ie_len,
595 void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
597 /* drv_callbacks.c (TODO: move to somewhere else?) */
598 void hostapd_notify_assoc_fils_finish(struct hostapd_data *hapd,
599 struct sta_info *sta);
600 int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
601 const u8 *ie, size_t ielen, int reassoc);
602 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
603 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
604 void hostapd_event_connect_failed_reason(struct hostapd_data *hapd,
605 const u8 *addr, int reason_code);
606 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
607 const u8 *bssid, const u8 *ie, size_t ie_len,
609 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
610 int offset, int width, int cf1, int cf2);
611 struct survey_results;
612 void hostapd_event_get_survey(struct hostapd_iface *iface,
613 struct survey_results *survey_results);
614 void hostapd_acs_channel_selected(struct hostapd_data *hapd,
615 struct acs_selected_channels *acs_res);
617 const struct hostapd_eap_user *
618 hostapd_get_eap_user(struct hostapd_data *hapd, const u8 *identity,
619 size_t identity_len, int phase2);
621 struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces,
623 void hostapd_event_sta_opmode_changed(struct hostapd_data *hapd, const u8 *addr,
624 enum smps_mode smps_mode,
625 enum chan_width chan_width, u8 rx_nss);
628 void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd,
629 struct fst_wpa_obj *iface_obj);
630 #endif /* CONFIG_FST */
632 #endif /* HOSTAPD_H */