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.
14 #endif /* CONFIG_SQLITE */
16 #include "common/defs.h"
17 #include "utils/list.h"
18 #include "ap_config.h"
19 #include "drivers/driver.h"
21 #define OCE_STA_CFON_ENABLED(hapd) \
22 ((hapd->conf->oce & OCE_STA_CFON) && \
23 (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_OCE_STA_CFON))
24 #define OCE_AP_ENABLED(hapd) \
25 ((hapd->conf->oce & OCE_AP) && \
26 (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_OCE_AP))
29 struct radius_server_data;
30 struct upnp_wps_device_sm;
33 struct ieee80211_ht_capabilities;
34 struct full_dynamic_vlan;
39 #endif /* CONFIG_MESH */
43 struct hapd_interfaces {
44 int (*reload_config)(struct hostapd_iface *iface);
45 struct hostapd_config * (*config_read_cb)(const char *config_fname);
46 int (*ctrl_iface_init)(struct hostapd_data *hapd);
47 void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
48 int (*for_each_interface)(struct hapd_interfaces *interfaces,
49 int (*cb)(struct hostapd_iface *iface,
50 void *ctx), void *ctx);
51 int (*driver_init)(struct hostapd_iface *iface);
55 struct dl_list global_ctrl_dst;
56 char *global_iface_path;
57 char *global_iface_name;
58 #ifndef CONFIG_NATIVE_WINDOWS
59 gid_t ctrl_iface_group;
60 #endif /* CONFIG_NATIVE_WINDOWS */
61 struct hostapd_iface **iface;
63 size_t terminate_on_error;
64 #ifndef CONFIG_NO_VLAN
65 struct dynamic_iface *vlan_priv;
66 #endif /* CONFIG_NO_VLAN */
67 #ifdef CONFIG_ETH_P_OUI
68 struct dl_list eth_p_oui; /* OUI Extended EtherType handlers */
69 #endif /* CONFIG_ETH_P_OUI */
70 int eloop_initialized;
73 struct dpp_global *dpp;
74 #endif /* CONFIG_DPP */
77 enum hostapd_chan_status {
78 HOSTAPD_CHAN_VALID = 0, /* channel is ready */
79 HOSTAPD_CHAN_INVALID = 1, /* no usable channel found */
80 HOSTAPD_CHAN_ACS = 2, /* ACS work being performed */
83 struct hostapd_probereq_cb {
84 int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
85 const u8 *ie, size_t ie_len, int ssi_signal);
89 #define HOSTAPD_RATE_BASIC 0x00000001
91 struct hostapd_rate_data {
92 int rate; /* rate in 100 kbps */
93 int flags; /* HOSTAPD_RATE_ flags */
96 struct hostapd_frame_info {
100 int ssi_signal; /* dBm */
104 WPS_STATUS_SUCCESS = 1,
109 WPS_PBC_STATUS_DISABLE,
110 WPS_PBC_STATUS_ACTIVE,
111 WPS_PBC_STATUS_TIMEOUT,
112 WPS_PBC_STATUS_OVERLAP
116 enum wps_status status;
117 enum wps_error_indication failure_reason;
118 enum pbc_status pbc_status;
119 u8 peer_addr[ETH_ALEN];
122 struct hostapd_neighbor_entry {
125 struct wpa_ssid_value ssid;
128 struct wpabuf *civic;
129 /* LCI update time */
130 struct os_time lci_date;
134 struct hostapd_sae_commit_queue {
142 * struct hostapd_data - hostapd per-BSS data structure
144 struct hostapd_data {
145 struct hostapd_iface *iface;
146 struct hostapd_config *iconf;
147 struct hostapd_bss_config *conf;
148 int interface_added; /* virtual interface added for this BSS */
149 unsigned int started:1;
150 unsigned int disabled:1;
151 unsigned int reenable_beacon:1;
153 u8 own_addr[ETH_ALEN];
155 int num_sta; /* number of entries in sta_list */
156 struct sta_info *sta_list; /* STA info list head */
157 #define STA_HASH_SIZE 256
158 #define STA_HASH(sta) (sta[5])
159 struct sta_info *sta_hash[STA_HASH_SIZE];
162 * Bitfield for indicating which AIDs are allocated. Only AID values
163 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
166 #define AID_WORDS ((2008 + 31) / 32)
167 u32 sta_aid[AID_WORDS];
169 const struct wpa_driver_ops *driver;
172 void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
173 struct sta_info *sta, int reassoc);
175 void *msg_ctx; /* ctx for wpa_msg() calls */
176 void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */
178 struct radius_client_data *radius;
180 struct radius_das_data *radius_das;
182 struct iapp_data *iapp;
184 struct hostapd_cached_radius_acl *acl_cache;
185 struct hostapd_acl_query_data *acl_queries;
187 struct wpa_authenticator *wpa_auth;
188 struct eapol_authenticator *eapol_auth;
190 struct rsn_preauth_interface *preauth_iface;
191 struct os_reltime michael_mic_failure;
192 int michael_mic_failures;
193 int tkip_countermeasures;
196 struct dl_list ctrl_dst;
199 void *eap_sim_db_priv;
200 struct radius_server_data *radius_srv;
201 struct dl_list erp_keys; /* struct eap_server_erp_key */
203 int parameter_set_count;
205 /* Time Advertisement */
206 u8 time_update_counter;
207 struct wpabuf *time_adv;
209 #ifdef CONFIG_FULL_DYNAMIC_VLAN
210 struct full_dynamic_vlan *full_dynamic_vlan;
211 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
213 struct l2_packet_data *l2;
215 #ifdef CONFIG_IEEE80211R_AP
216 struct dl_list l2_queue;
217 struct dl_list l2_oui_queue;
218 struct eth_p_oui_ctx *oui_pull;
219 struct eth_p_oui_ctx *oui_resp;
220 struct eth_p_oui_ctx *oui_push;
221 struct eth_p_oui_ctx *oui_sreq;
222 struct eth_p_oui_ctx *oui_sresp;
223 #endif /* CONFIG_IEEE80211R_AP */
225 struct wps_context *wps;
228 struct wpabuf *wps_beacon_ie;
229 struct wpabuf *wps_probe_resp_ie;
231 unsigned int ap_pin_failures;
232 unsigned int ap_pin_failures_consecutive;
233 struct upnp_wps_device_sm *wps_upnp;
234 unsigned int ap_pin_lockout_time;
236 struct wps_stat wps_stats;
237 #endif /* CONFIG_WPS */
240 struct ieee802_1x_kay *kay;
241 #endif /* CONFIG_MACSEC */
243 struct hostapd_probereq_cb *probereq_cb;
244 size_t num_probereq_cb;
246 void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
248 void *public_action_cb_ctx;
249 void (*public_action_cb2)(void *ctx, const u8 *buf, size_t len,
251 void *public_action_cb2_ctx;
253 int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
255 void *vendor_action_cb_ctx;
257 void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
259 void *wps_reg_success_cb_ctx;
261 void (*wps_event_cb)(void *ctx, enum wps_event event,
262 union wps_event_data *data);
263 void *wps_event_cb_ctx;
265 void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
266 int authorized, const u8 *p2p_dev_addr);
267 void *sta_authorized_cb_ctx;
269 void (*setup_complete_cb)(void *ctx);
270 void *setup_complete_cb_ctx;
272 void (*new_psk_cb)(void *ctx, const u8 *mac_addr,
273 const u8 *p2p_dev_addr, const u8 *psk,
275 void *new_psk_cb_ctx;
277 /* channel switch parameters */
278 struct hostapd_freq_params cs_freq_params;
281 unsigned int cs_c_off_beacon;
282 unsigned int cs_c_off_proberesp;
284 unsigned int cs_c_off_ecsa_beacon;
285 unsigned int cs_c_off_ecsa_proberesp;
288 struct p2p_data *p2p;
289 struct p2p_group *p2p_group;
290 struct wpabuf *p2p_beacon_ie;
291 struct wpabuf *p2p_probe_resp_ie;
293 /* Number of non-P2P association stations */
296 /* Periodic NoA (used only when no non-P2P clients in the group) */
300 #endif /* CONFIG_P2P */
301 #ifdef CONFIG_PROXYARP
302 struct l2_packet_data *sock_dhcp;
303 struct l2_packet_data *sock_ndisc;
304 #endif /* CONFIG_PROXYARP */
308 void (*mesh_sta_free_cb)(struct hostapd_data *hapd,
309 struct sta_info *sta);
310 struct wpabuf *mesh_pending_auth;
311 struct os_reltime mesh_pending_auth_time;
312 u8 mesh_required_peer[ETH_ALEN];
313 #endif /* CONFIG_MESH */
316 struct hostapd_eap_user tmp_eap_user;
317 #endif /* CONFIG_SQLITE */
320 /** Key used for generating SAE anti-clogging tokens */
322 struct os_reltime last_sae_token_key_update;
324 u16 sae_pending_token_idx[256];
325 int dot11RSNASAERetransPeriod; /* msec */
326 struct dl_list sae_commit_queue; /* struct hostapd_sae_commit_queue */
327 #endif /* CONFIG_SAE */
329 #ifdef CONFIG_TESTING_OPTIONS
330 unsigned int ext_mgmt_frame_handling:1;
331 unsigned int ext_eapol_frame_io:1;
333 struct l2_packet_data *l2_test;
335 enum wpa_alg last_gtk_alg;
336 int last_gtk_key_idx;
337 u8 last_gtk[WPA_GTK_MAX_LEN];
340 #ifdef CONFIG_IEEE80211W
341 enum wpa_alg last_igtk_alg;
342 int last_igtk_key_idx;
343 u8 last_igtk[WPA_IGTK_MAX_LEN];
344 size_t last_igtk_len;
345 #endif /* CONFIG_IEEE80211W */
346 #endif /* CONFIG_TESTING_OPTIONS */
349 unsigned int mbo_assoc_disallow;
350 #endif /* CONFIG_MBO */
352 struct dl_list nr_db;
357 unsigned int lci_req_active:1;
358 unsigned int range_req_active:1;
360 int dhcp_sock; /* UDP socket used with the DHCP server */
364 struct dpp_authentication *dpp_auth;
365 u8 dpp_allowed_roles;
367 int dpp_auth_ok_on_ack;
368 int dpp_in_response_listen;
369 struct gas_query_ap *gas;
370 struct dpp_pkex *dpp_pkex;
371 struct dpp_bootstrap_info *dpp_pkex_bi;
373 char *dpp_pkex_identifier;
374 char *dpp_pkex_auth_cmd;
375 char *dpp_configurator_params;
376 struct os_reltime dpp_last_init;
377 struct os_reltime dpp_init_iter_start;
378 unsigned int dpp_init_max_tries;
379 unsigned int dpp_init_retry_time;
380 unsigned int dpp_resp_wait_time;
381 unsigned int dpp_resp_max_tries;
382 unsigned int dpp_resp_retry_time;
383 #ifdef CONFIG_TESTING_OPTIONS
384 char *dpp_config_obj_override;
385 char *dpp_discovery_override;
386 char *dpp_groups_override;
387 unsigned int dpp_ignore_netaccesskey_mismatch:1;
388 #endif /* CONFIG_TESTING_OPTIONS */
389 #endif /* CONFIG_DPP */
391 #ifdef CONFIG_AIRTIME_POLICY
392 unsigned int num_backlogged_sta;
393 unsigned int airtime_weight;
394 #endif /* CONFIG_AIRTIME_POLICY */
396 u8 last_1x_eapol_key_replay_counter[8];
399 sqlite3 *rad_attr_db;
400 #endif /* CONFIG_SQLITE */
404 struct hostapd_sta_info {
407 struct os_reltime last_seen;
409 #ifdef CONFIG_TAXONOMY
410 struct wpabuf *probe_ie_taxonomy;
411 #endif /* CONFIG_TAXONOMY */
415 * struct hostapd_iface - hostapd per-interface data structure
417 struct hostapd_iface {
418 struct hapd_interfaces *interfaces;
421 struct hostapd_config *conf;
422 char phy[16]; /* Name of the PHY (radio) */
424 enum hostapd_iface_state {
425 HAPD_IFACE_UNINITIALIZED,
427 HAPD_IFACE_COUNTRY_UPDATE,
435 struct mesh_conf *mconf;
436 #endif /* CONFIG_MESH */
439 struct hostapd_data **bss;
441 unsigned int wait_channel_update:1;
442 unsigned int cac_started:1;
444 struct fst_iface *fst;
445 const struct wpabuf *fst_ies;
446 #endif /* CONFIG_FST */
449 * When set, indicates that the driver will handle the AP
450 * teardown: delete global keys, station keys, and stations.
452 unsigned int driver_ap_teardown:1;
455 * When set, indicates that this interface is part of list of
456 * interfaces that need to be started together (synchronously).
458 unsigned int need_to_start_in_sync:1;
460 /* Ready to start but waiting for other interfaces to become ready. */
461 unsigned int ready_to_start_in_sync:1;
463 int num_ap; /* number of entries in ap_list */
464 struct ap_info *ap_list; /* AP info list head */
465 struct ap_info *ap_hash[STA_HASH_SIZE];
469 /* SMPS modes supported by the driver (WPA_DRIVER_SMPS_MODE_*) */
470 unsigned int smps_modes;
473 * A bitmap of supported protocols for probe response offload. See
474 * struct wpa_driver_capa in driver.h
476 unsigned int probe_resp_offloads;
478 /* extended capabilities supported by the driver */
479 const u8 *extended_capa, *extended_capa_mask;
480 unsigned int extended_capa_len;
482 unsigned int drv_max_acl_mac_addrs;
484 struct hostapd_hw_modes *hw_features;
486 struct hostapd_hw_modes *current_mode;
487 /* Rates that are currently used (i.e., filtered copy of
488 * current_mode->channels */
490 struct hostapd_rate_data *current_rates;
496 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
500 /* Number of associated stations that do not support Short Slot Time */
501 int num_sta_no_short_slot_time;
503 /* Number of associated stations that do not support Short Preamble */
504 int num_sta_no_short_preamble;
506 int olbc; /* Overlapping Legacy BSS Condition */
508 /* Number of HT associated stations that do not support greenfield */
509 int num_sta_ht_no_gf;
511 /* Number of associated non-HT stations */
514 /* Number of HT associated stations 20 MHz */
515 int num_sta_ht_20mhz;
517 /* Number of HT40 intolerant stations */
518 int num_sta_ht40_intolerant;
520 /* Overlapping BSS information */
525 /* surveying helpers */
527 /* number of channels surveyed */
528 unsigned int chans_surveyed;
530 /* lowest observed noise floor in dBm */
533 /* channel utilization calculation */
534 u64 last_channel_time;
535 u64 last_channel_time_busy;
536 u8 channel_utilization;
538 unsigned int chan_util_samples_sum;
539 unsigned int chan_util_num_sample_periods;
540 unsigned int chan_util_average;
542 /* eCSA IE will be added only if operating class is specified */
545 unsigned int dfs_cac_ms;
546 struct os_reltime dfs_cac_start;
548 /* Latched with the actual secondary channel information and will be
549 * used while juggling between HT20 and HT40 modes. */
553 unsigned int acs_num_completed_scans;
554 #endif /* CONFIG_ACS */
556 void (*scan_cb)(struct hostapd_iface *iface);
557 int num_ht40_scan_tries;
559 struct dl_list sta_seen; /* struct hostapd_sta_info */
560 unsigned int num_sta_seen;
563 #ifdef CONFIG_AIRTIME_POLICY
564 unsigned int airtime_quantum;
565 #endif /* CONFIG_AIRTIME_POLICY */
567 /* Previous WMM element information */
568 struct hostapd_wmm_ac_params prev_wmm[WMM_AC_NUM];
572 int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
573 int (*cb)(struct hostapd_iface *iface,
574 void *ctx), void *ctx);
575 int hostapd_reload_config(struct hostapd_iface *iface);
576 void hostapd_reconfig_encryption(struct hostapd_data *hapd);
577 struct hostapd_data *
578 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
579 struct hostapd_config *conf,
580 struct hostapd_bss_config *bss);
581 int hostapd_setup_interface(struct hostapd_iface *iface);
582 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
583 void hostapd_interface_deinit(struct hostapd_iface *iface);
584 void hostapd_interface_free(struct hostapd_iface *iface);
585 struct hostapd_iface * hostapd_alloc_iface(void);
586 struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces,
587 const char *config_file);
588 struct hostapd_iface *
589 hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy,
590 const char *config_fname, int debug);
591 void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
593 void hostapd_interface_deinit_free(struct hostapd_iface *iface);
594 int hostapd_enable_iface(struct hostapd_iface *hapd_iface);
595 int hostapd_reload_iface(struct hostapd_iface *hapd_iface);
596 int hostapd_disable_iface(struct hostapd_iface *hapd_iface);
597 int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf);
598 int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf);
599 void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator);
600 void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s);
601 const char * hostapd_state_text(enum hostapd_iface_state s);
602 int hostapd_csa_in_progress(struct hostapd_iface *iface);
603 void hostapd_chan_switch_vht_config(struct hostapd_data *hapd, int vht_enabled);
604 int hostapd_switch_channel(struct hostapd_data *hapd,
605 struct csa_settings *settings);
607 hostapd_switch_channel_fallback(struct hostapd_iface *iface,
608 const struct hostapd_freq_params *freq_params);
609 void hostapd_cleanup_cs_params(struct hostapd_data *hapd);
610 void hostapd_periodic_iface(struct hostapd_iface *iface);
611 int hostapd_owe_trans_get_info(struct hostapd_data *hapd);
614 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
615 int (*cb)(void *ctx, const u8 *sa,
616 const u8 *da, const u8 *bssid,
617 const u8 *ie, size_t ie_len,
620 void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
622 /* drv_callbacks.c (TODO: move to somewhere else?) */
623 void hostapd_notify_assoc_fils_finish(struct hostapd_data *hapd,
624 struct sta_info *sta);
625 int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
626 const u8 *ie, size_t ielen, int reassoc);
627 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
628 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
629 void hostapd_event_connect_failed_reason(struct hostapd_data *hapd,
630 const u8 *addr, int reason_code);
631 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
632 const u8 *bssid, const u8 *ie, size_t ie_len,
634 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
635 int offset, int width, int cf1, int cf2,
637 struct survey_results;
638 void hostapd_event_get_survey(struct hostapd_iface *iface,
639 struct survey_results *survey_results);
640 void hostapd_acs_channel_selected(struct hostapd_data *hapd,
641 struct acs_selected_channels *acs_res);
643 const struct hostapd_eap_user *
644 hostapd_get_eap_user(struct hostapd_data *hapd, const u8 *identity,
645 size_t identity_len, int phase2);
647 struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces,
649 void hostapd_event_sta_opmode_changed(struct hostapd_data *hapd, const u8 *addr,
650 enum smps_mode smps_mode,
651 enum chan_width chan_width, u8 rx_nss);
654 void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd,
655 struct fst_wpa_obj *iface_obj);
656 #endif /* CONFIG_FST */
658 #endif /* HOSTAPD_H */