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1 /*
2  * hostapd / Initialization and configuration
3  * Copyright (c) 2002-2014, 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_H
10 #define HOSTAPD_H
11 
12 #ifdef CONFIG_SQLITE
13 #include <sqlite3.h>
14 #endif /* CONFIG_SQLITE */
15 
16 #include "common/defs.h"
17 #include "utils/list.h"
18 #include "ap_config.h"
19 #include "drivers/driver.h"
20 
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))
27 
28 struct wpa_ctrl_dst;
29 struct radius_server_data;
30 struct upnp_wps_device_sm;
31 struct hostapd_data;
32 struct sta_info;
33 struct ieee80211_ht_capabilities;
34 struct full_dynamic_vlan;
35 enum wps_event;
36 union wps_event_data;
37 #ifdef CONFIG_MESH
38 struct mesh_conf;
39 #endif /* CONFIG_MESH */
40 
41 #ifdef CONFIG_CTRL_IFACE_UDP
42 #define CTRL_IFACE_COOKIE_LEN 8
43 #endif /* CONFIG_CTRL_IFACE_UDP */
44 
45 struct hostapd_iface;
46 
47 struct hapd_interfaces {
48 	int (*reload_config)(struct hostapd_iface *iface);
49 	struct hostapd_config * (*config_read_cb)(const char *config_fname);
50 	int (*ctrl_iface_init)(struct hostapd_data *hapd);
51 	void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
52 	int (*for_each_interface)(struct hapd_interfaces *interfaces,
53 				  int (*cb)(struct hostapd_iface *iface,
54 					    void *ctx), void *ctx);
55 	int (*driver_init)(struct hostapd_iface *iface);
56 
57 	size_t count;
58 	int global_ctrl_sock;
59 	struct dl_list global_ctrl_dst;
60 	char *global_iface_path;
61 	char *global_iface_name;
62 #ifndef CONFIG_NATIVE_WINDOWS
63 	gid_t ctrl_iface_group;
64 #endif /* CONFIG_NATIVE_WINDOWS */
65 	struct hostapd_iface **iface;
66 
67 	size_t terminate_on_error;
68 #ifndef CONFIG_NO_VLAN
69 	struct dynamic_iface *vlan_priv;
70 #endif /* CONFIG_NO_VLAN */
71 #ifdef CONFIG_ETH_P_OUI
72 	struct dl_list eth_p_oui; /* OUI Extended EtherType handlers */
73 #endif /* CONFIG_ETH_P_OUI */
74 	int eloop_initialized;
75 
76 #ifdef CONFIG_DPP
77 	struct dpp_global *dpp;
78 #endif /* CONFIG_DPP */
79 
80 #ifdef CONFIG_CTRL_IFACE_UDP
81        unsigned char ctrl_iface_cookie[CTRL_IFACE_COOKIE_LEN];
82 #endif /* CONFIG_CTRL_IFACE_UDP */
83 
84 };
85 
86 enum hostapd_chan_status {
87 	HOSTAPD_CHAN_VALID = 0, /* channel is ready */
88 	HOSTAPD_CHAN_INVALID = 1, /* no usable channel found */
89 	HOSTAPD_CHAN_ACS = 2, /* ACS work being performed */
90 };
91 
92 struct hostapd_probereq_cb {
93 	int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
94 		  const u8 *ie, size_t ie_len, int ssi_signal);
95 	void *ctx;
96 };
97 
98 #define HOSTAPD_RATE_BASIC 0x00000001
99 
100 struct hostapd_rate_data {
101 	int rate; /* rate in 100 kbps */
102 	int flags; /* HOSTAPD_RATE_ flags */
103 };
104 
105 struct hostapd_frame_info {
106 	unsigned int freq;
107 	u32 channel;
108 	u32 datarate;
109 	int ssi_signal; /* dBm */
110 };
111 
112 enum wps_status {
113 	WPS_STATUS_SUCCESS = 1,
114 	WPS_STATUS_FAILURE
115 };
116 
117 enum pbc_status {
118 	WPS_PBC_STATUS_DISABLE,
119 	WPS_PBC_STATUS_ACTIVE,
120 	WPS_PBC_STATUS_TIMEOUT,
121 	WPS_PBC_STATUS_OVERLAP
122 };
123 
124 struct wps_stat {
125 	enum wps_status status;
126 	enum wps_error_indication failure_reason;
127 	enum pbc_status pbc_status;
128 	u8 peer_addr[ETH_ALEN];
129 };
130 
131 struct hostapd_neighbor_entry {
132 	struct dl_list list;
133 	u8 bssid[ETH_ALEN];
134 	struct wpa_ssid_value ssid;
135 	struct wpabuf *nr;
136 	struct wpabuf *lci;
137 	struct wpabuf *civic;
138 	/* LCI update time */
139 	struct os_time lci_date;
140 	int stationary;
141 };
142 
143 struct hostapd_sae_commit_queue {
144 	struct dl_list list;
145 	int rssi;
146 	size_t len;
147 	u8 msg[];
148 };
149 
150 /**
151  * struct hostapd_data - hostapd per-BSS data structure
152  */
153 struct hostapd_data {
154 	struct hostapd_iface *iface;
155 	struct hostapd_config *iconf;
156 	struct hostapd_bss_config *conf;
157 	int interface_added; /* virtual interface added for this BSS */
158 	unsigned int started:1;
159 	unsigned int disabled:1;
160 	unsigned int reenable_beacon:1;
161 
162 	u8 own_addr[ETH_ALEN];
163 
164 	int num_sta; /* number of entries in sta_list */
165 	struct sta_info *sta_list; /* STA info list head */
166 #define STA_HASH_SIZE 256
167 #define STA_HASH(sta) (sta[5])
168 	struct sta_info *sta_hash[STA_HASH_SIZE];
169 
170 	/*
171 	 * Bitfield for indicating which AIDs are allocated. Only AID values
172 	 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
173 	 * 1.
174 	 */
175 #define AID_WORDS ((2008 + 31) / 32)
176 	u32 sta_aid[AID_WORDS];
177 
178 	const struct wpa_driver_ops *driver;
179 	void *drv_priv;
180 
181 	void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
182 				 struct sta_info *sta, int reassoc);
183 
184 	void *msg_ctx; /* ctx for wpa_msg() calls */
185 	void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */
186 
187 	struct radius_client_data *radius;
188 	u64 acct_session_id;
189 	struct radius_das_data *radius_das;
190 
191 	struct hostapd_cached_radius_acl *acl_cache;
192 	struct hostapd_acl_query_data *acl_queries;
193 
194 	struct wpa_authenticator *wpa_auth;
195 	struct eapol_authenticator *eapol_auth;
196 	struct eap_config *eap_cfg;
197 
198 	struct rsn_preauth_interface *preauth_iface;
199 	struct os_reltime michael_mic_failure;
200 	int michael_mic_failures;
201 	int tkip_countermeasures;
202 
203 	int ctrl_sock;
204 	struct dl_list ctrl_dst;
205 
206 	void *ssl_ctx;
207 	void *eap_sim_db_priv;
208 	struct radius_server_data *radius_srv;
209 	struct dl_list erp_keys; /* struct eap_server_erp_key */
210 
211 	int parameter_set_count;
212 
213 	/* Time Advertisement */
214 	u8 time_update_counter;
215 	struct wpabuf *time_adv;
216 
217 #ifdef CONFIG_FULL_DYNAMIC_VLAN
218 	struct full_dynamic_vlan *full_dynamic_vlan;
219 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
220 
221 	struct l2_packet_data *l2;
222 
223 #ifdef CONFIG_IEEE80211R_AP
224 	struct dl_list l2_queue;
225 	struct dl_list l2_oui_queue;
226 	struct eth_p_oui_ctx *oui_pull;
227 	struct eth_p_oui_ctx *oui_resp;
228 	struct eth_p_oui_ctx *oui_push;
229 	struct eth_p_oui_ctx *oui_sreq;
230 	struct eth_p_oui_ctx *oui_sresp;
231 #endif /* CONFIG_IEEE80211R_AP */
232 
233 	struct wps_context *wps;
234 
235 	int beacon_set_done;
236 	struct wpabuf *wps_beacon_ie;
237 	struct wpabuf *wps_probe_resp_ie;
238 #ifdef CONFIG_WPS
239 	unsigned int ap_pin_failures;
240 	unsigned int ap_pin_failures_consecutive;
241 	struct upnp_wps_device_sm *wps_upnp;
242 	unsigned int ap_pin_lockout_time;
243 
244 	struct wps_stat wps_stats;
245 #endif /* CONFIG_WPS */
246 
247 #ifdef CONFIG_MACSEC
248 	struct ieee802_1x_kay *kay;
249 #endif /* CONFIG_MACSEC */
250 
251 	struct hostapd_probereq_cb *probereq_cb;
252 	size_t num_probereq_cb;
253 
254 	void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
255 				 int freq);
256 	void *public_action_cb_ctx;
257 	void (*public_action_cb2)(void *ctx, const u8 *buf, size_t len,
258 				  int freq);
259 	void *public_action_cb2_ctx;
260 
261 	int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
262 				int freq);
263 	void *vendor_action_cb_ctx;
264 
265 	void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
266 				   const u8 *uuid_e);
267 	void *wps_reg_success_cb_ctx;
268 
269 	void (*wps_event_cb)(void *ctx, enum wps_event event,
270 			     union wps_event_data *data);
271 	void *wps_event_cb_ctx;
272 
273 	void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
274 				  int authorized, const u8 *p2p_dev_addr);
275 	void *sta_authorized_cb_ctx;
276 
277 	void (*setup_complete_cb)(void *ctx);
278 	void *setup_complete_cb_ctx;
279 
280 	void (*new_psk_cb)(void *ctx, const u8 *mac_addr,
281 			   const u8 *p2p_dev_addr, const u8 *psk,
282 			   size_t psk_len);
283 	void *new_psk_cb_ctx;
284 
285 	/* channel switch parameters */
286 	struct hostapd_freq_params cs_freq_params;
287 	u8 cs_count;
288 	int cs_block_tx;
289 	unsigned int cs_c_off_beacon;
290 	unsigned int cs_c_off_proberesp;
291 	int csa_in_progress;
292 	unsigned int cs_c_off_ecsa_beacon;
293 	unsigned int cs_c_off_ecsa_proberesp;
294 
295 #ifdef CONFIG_P2P
296 	struct p2p_data *p2p;
297 	struct p2p_group *p2p_group;
298 	struct wpabuf *p2p_beacon_ie;
299 	struct wpabuf *p2p_probe_resp_ie;
300 
301 	/* Number of non-P2P association stations */
302 	int num_sta_no_p2p;
303 
304 	/* Periodic NoA (used only when no non-P2P clients in the group) */
305 	int noa_enabled;
306 	int noa_start;
307 	int noa_duration;
308 #endif /* CONFIG_P2P */
309 #ifdef CONFIG_PROXYARP
310 	struct l2_packet_data *sock_dhcp;
311 	struct l2_packet_data *sock_ndisc;
312 #endif /* CONFIG_PROXYARP */
313 #ifdef CONFIG_MESH
314 	int num_plinks;
315 	int max_plinks;
316 	void (*mesh_sta_free_cb)(struct hostapd_data *hapd,
317 				 struct sta_info *sta);
318 	struct wpabuf *mesh_pending_auth;
319 	struct os_reltime mesh_pending_auth_time;
320 	u8 mesh_required_peer[ETH_ALEN];
321 #endif /* CONFIG_MESH */
322 
323 #ifdef CONFIG_SQLITE
324 	struct hostapd_eap_user tmp_eap_user;
325 #endif /* CONFIG_SQLITE */
326 
327 #ifdef CONFIG_SAE
328 	/** Key used for generating SAE anti-clogging tokens */
329 	u8 sae_token_key[8];
330 	struct os_reltime last_sae_token_key_update;
331 	u16 sae_token_idx;
332 	u16 sae_pending_token_idx[256];
333 	int dot11RSNASAERetransPeriod; /* msec */
334 	struct dl_list sae_commit_queue; /* struct hostapd_sae_commit_queue */
335 #endif /* CONFIG_SAE */
336 
337 #ifdef CONFIG_TESTING_OPTIONS
338 	unsigned int ext_mgmt_frame_handling:1;
339 	unsigned int ext_eapol_frame_io:1;
340 
341 	struct l2_packet_data *l2_test;
342 
343 	enum wpa_alg last_gtk_alg;
344 	int last_gtk_key_idx;
345 	u8 last_gtk[WPA_GTK_MAX_LEN];
346 	size_t last_gtk_len;
347 
348 	enum wpa_alg last_igtk_alg;
349 	int last_igtk_key_idx;
350 	u8 last_igtk[WPA_IGTK_MAX_LEN];
351 	size_t last_igtk_len;
352 
353 	enum wpa_alg last_bigtk_alg;
354 	int last_bigtk_key_idx;
355 	u8 last_bigtk[WPA_BIGTK_MAX_LEN];
356 	size_t last_bigtk_len;
357 #endif /* CONFIG_TESTING_OPTIONS */
358 
359 #ifdef CONFIG_MBO
360 	unsigned int mbo_assoc_disallow;
361 #endif /* CONFIG_MBO */
362 
363 	struct dl_list nr_db;
364 
365 	u8 beacon_req_token;
366 	u8 lci_req_token;
367 	u8 range_req_token;
368 	unsigned int lci_req_active:1;
369 	unsigned int range_req_active:1;
370 
371 	int dhcp_sock; /* UDP socket used with the DHCP server */
372 
373 #ifdef CONFIG_DPP
374 	int dpp_init_done;
375 	struct dpp_authentication *dpp_auth;
376 	u8 dpp_allowed_roles;
377 	int dpp_qr_mutual;
378 	int dpp_auth_ok_on_ack;
379 	int dpp_in_response_listen;
380 	struct gas_query_ap *gas;
381 	struct dpp_pkex *dpp_pkex;
382 	struct dpp_bootstrap_info *dpp_pkex_bi;
383 	char *dpp_pkex_code;
384 	char *dpp_pkex_identifier;
385 	char *dpp_pkex_auth_cmd;
386 	char *dpp_configurator_params;
387 	struct os_reltime dpp_last_init;
388 	struct os_reltime dpp_init_iter_start;
389 	unsigned int dpp_init_max_tries;
390 	unsigned int dpp_init_retry_time;
391 	unsigned int dpp_resp_wait_time;
392 	unsigned int dpp_resp_max_tries;
393 	unsigned int dpp_resp_retry_time;
394 #ifdef CONFIG_DPP2
395 	struct wpabuf *dpp_presence_announcement;
396 	struct dpp_bootstrap_info *dpp_chirp_bi;
397 	int dpp_chirp_freq;
398 	int *dpp_chirp_freqs;
399 	int dpp_chirp_iter;
400 	int dpp_chirp_round;
401 	int dpp_chirp_scan_done;
402 	int dpp_chirp_listen;
403 #endif /* CONFIG_DPP2 */
404 #ifdef CONFIG_TESTING_OPTIONS
405 	char *dpp_config_obj_override;
406 	char *dpp_discovery_override;
407 	char *dpp_groups_override;
408 	unsigned int dpp_ignore_netaccesskey_mismatch:1;
409 #endif /* CONFIG_TESTING_OPTIONS */
410 #endif /* CONFIG_DPP */
411 
412 #ifdef CONFIG_AIRTIME_POLICY
413 	unsigned int num_backlogged_sta;
414 	unsigned int airtime_weight;
415 #endif /* CONFIG_AIRTIME_POLICY */
416 
417 	u8 last_1x_eapol_key_replay_counter[8];
418 
419 #ifdef CONFIG_SQLITE
420 	sqlite3 *rad_attr_db;
421 #endif /* CONFIG_SQLITE */
422 
423 #ifdef CONFIG_CTRL_IFACE_UDP
424        unsigned char ctrl_iface_cookie[CTRL_IFACE_COOKIE_LEN];
425 #endif /* CONFIG_CTRL_IFACE_UDP */
426 };
427 
428 
429 struct hostapd_sta_info {
430 	struct dl_list list;
431 	u8 addr[ETH_ALEN];
432 	struct os_reltime last_seen;
433 	int ssi_signal;
434 #ifdef CONFIG_TAXONOMY
435 	struct wpabuf *probe_ie_taxonomy;
436 #endif /* CONFIG_TAXONOMY */
437 };
438 
439 enum hostapd_iface_state {
440 	HAPD_IFACE_UNINITIALIZED,
441 	HAPD_IFACE_DISABLED,
442 	HAPD_IFACE_COUNTRY_UPDATE,
443 	HAPD_IFACE_ACS,
444 	HAPD_IFACE_HT_SCAN,
445 	HAPD_IFACE_DFS,
446 	HAPD_IFACE_ENABLED
447 };
448 
449 /**
450  * struct hostapd_iface - hostapd per-interface data structure
451  */
452 struct hostapd_iface {
453 	struct hapd_interfaces *interfaces;
454 	void *owner;
455 	char *config_fname;
456 	struct hostapd_config *conf;
457 	char phy[16]; /* Name of the PHY (radio) */
458 
459         enum hostapd_iface_state state;
460 #ifdef CONFIG_MESH
461 	struct mesh_conf *mconf;
462 #endif /* CONFIG_MESH */
463 
464 	size_t num_bss;
465 	struct hostapd_data **bss;
466 
467 	unsigned int wait_channel_update:1;
468 	unsigned int cac_started:1;
469 #ifdef CONFIG_FST
470 	struct fst_iface *fst;
471 	const struct wpabuf *fst_ies;
472 #endif /* CONFIG_FST */
473 
474 	/*
475 	 * When set, indicates that the driver will handle the AP
476 	 * teardown: delete global keys, station keys, and stations.
477 	 */
478 	unsigned int driver_ap_teardown:1;
479 
480 	/*
481 	 * When set, indicates that this interface is part of list of
482 	 * interfaces that need to be started together (synchronously).
483 	 */
484 	unsigned int need_to_start_in_sync:1;
485 
486 	/* Ready to start but waiting for other interfaces to become ready. */
487 	unsigned int ready_to_start_in_sync:1;
488 
489 	int num_ap; /* number of entries in ap_list */
490 	struct ap_info *ap_list; /* AP info list head */
491 	struct ap_info *ap_hash[STA_HASH_SIZE];
492 
493 	u64 drv_flags;
494 	u64 drv_flags2;
495 
496 	/*
497 	 * A bitmap of supported protocols for probe response offload. See
498 	 * struct wpa_driver_capa in driver.h
499 	 */
500 	unsigned int probe_resp_offloads;
501 
502 	/* extended capabilities supported by the driver */
503 	const u8 *extended_capa, *extended_capa_mask;
504 	unsigned int extended_capa_len;
505 
506 	unsigned int drv_max_acl_mac_addrs;
507 
508 	struct hostapd_hw_modes *hw_features;
509 	int num_hw_features;
510 	struct hostapd_hw_modes *current_mode;
511 	/* Rates that are currently used (i.e., filtered copy of
512 	 * current_mode->channels */
513 	int num_rates;
514 	struct hostapd_rate_data *current_rates;
515 	int *basic_rates;
516 	int freq;
517 
518 	u16 hw_flags;
519 
520 	/* Number of associated Non-ERP stations (i.e., stations using 802.11b
521 	 * in 802.11g BSS) */
522 	int num_sta_non_erp;
523 
524 	/* Number of associated stations that do not support Short Slot Time */
525 	int num_sta_no_short_slot_time;
526 
527 	/* Number of associated stations that do not support Short Preamble */
528 	int num_sta_no_short_preamble;
529 
530 	int olbc; /* Overlapping Legacy BSS Condition */
531 
532 	/* Number of HT associated stations that do not support greenfield */
533 	int num_sta_ht_no_gf;
534 
535 	/* Number of associated non-HT stations */
536 	int num_sta_no_ht;
537 
538 	/* Number of HT associated stations 20 MHz */
539 	int num_sta_ht_20mhz;
540 
541 	/* Number of HT40 intolerant stations */
542 	int num_sta_ht40_intolerant;
543 
544 	/* Overlapping BSS information */
545 	int olbc_ht;
546 
547 	u16 ht_op_mode;
548 
549 	/* surveying helpers */
550 
551 	/* number of channels surveyed */
552 	unsigned int chans_surveyed;
553 
554 	/* lowest observed noise floor in dBm */
555 	s8 lowest_nf;
556 
557 	/* channel utilization calculation */
558 	u64 last_channel_time;
559 	u64 last_channel_time_busy;
560 	u8 channel_utilization;
561 
562 	unsigned int chan_util_samples_sum;
563 	unsigned int chan_util_num_sample_periods;
564 	unsigned int chan_util_average;
565 
566 	/* eCSA IE will be added only if operating class is specified */
567 	u8 cs_oper_class;
568 
569 	unsigned int dfs_cac_ms;
570 	struct os_reltime dfs_cac_start;
571 
572 	/* Latched with the actual secondary channel information and will be
573 	 * used while juggling between HT20 and HT40 modes. */
574 	int secondary_ch;
575 
576 #ifdef CONFIG_ACS
577 	unsigned int acs_num_completed_scans;
578 #endif /* CONFIG_ACS */
579 
580 	void (*scan_cb)(struct hostapd_iface *iface);
581 	int num_ht40_scan_tries;
582 
583 	struct dl_list sta_seen; /* struct hostapd_sta_info */
584 	unsigned int num_sta_seen;
585 
586 	u8 dfs_domain;
587 #ifdef CONFIG_AIRTIME_POLICY
588 	unsigned int airtime_quantum;
589 #endif /* CONFIG_AIRTIME_POLICY */
590 
591 	/* Previous WMM element information */
592 	struct hostapd_wmm_ac_params prev_wmm[WMM_AC_NUM];
593 };
594 
595 /* hostapd.c */
596 int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
597 			       int (*cb)(struct hostapd_iface *iface,
598 					 void *ctx), void *ctx);
599 int hostapd_reload_config(struct hostapd_iface *iface);
600 void hostapd_reconfig_encryption(struct hostapd_data *hapd);
601 struct hostapd_data *
602 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
603 		       struct hostapd_config *conf,
604 		       struct hostapd_bss_config *bss);
605 int hostapd_setup_interface(struct hostapd_iface *iface);
606 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
607 void hostapd_interface_deinit(struct hostapd_iface *iface);
608 void hostapd_interface_free(struct hostapd_iface *iface);
609 struct hostapd_iface * hostapd_alloc_iface(void);
610 struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces,
611 				    const char *config_file);
612 struct hostapd_iface *
613 hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy,
614 			   const char *config_fname, int debug);
615 void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
616 			   int reassoc);
617 void hostapd_interface_deinit_free(struct hostapd_iface *iface);
618 int hostapd_enable_iface(struct hostapd_iface *hapd_iface);
619 int hostapd_reload_iface(struct hostapd_iface *hapd_iface);
620 int hostapd_disable_iface(struct hostapd_iface *hapd_iface);
621 int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf);
622 int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf);
623 void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator);
624 void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s);
625 const char * hostapd_state_text(enum hostapd_iface_state s);
626 int hostapd_csa_in_progress(struct hostapd_iface *iface);
627 void hostapd_chan_switch_vht_config(struct hostapd_data *hapd, int vht_enabled);
628 int hostapd_switch_channel(struct hostapd_data *hapd,
629 			   struct csa_settings *settings);
630 void
631 hostapd_switch_channel_fallback(struct hostapd_iface *iface,
632 				const struct hostapd_freq_params *freq_params);
633 void hostapd_cleanup_cs_params(struct hostapd_data *hapd);
634 void hostapd_periodic_iface(struct hostapd_iface *iface);
635 int hostapd_owe_trans_get_info(struct hostapd_data *hapd);
636 
637 /* utils.c */
638 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
639 				 int (*cb)(void *ctx, const u8 *sa,
640 					   const u8 *da, const u8 *bssid,
641 					   const u8 *ie, size_t ie_len,
642 					   int ssi_signal),
643 				 void *ctx);
644 void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
645 
646 /* drv_callbacks.c (TODO: move to somewhere else?) */
647 void hostapd_notify_assoc_fils_finish(struct hostapd_data *hapd,
648 				      struct sta_info *sta);
649 int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
650 			const u8 *ie, size_t ielen, int reassoc);
651 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
652 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
653 void hostapd_event_connect_failed_reason(struct hostapd_data *hapd,
654 					 const u8 *addr, int reason_code);
655 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
656 			 const u8 *bssid, const u8 *ie, size_t ie_len,
657 			 int ssi_signal);
658 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
659 			     int offset, int width, int cf1, int cf2,
660 			     int finished);
661 struct survey_results;
662 void hostapd_event_get_survey(struct hostapd_iface *iface,
663 			      struct survey_results *survey_results);
664 void hostapd_acs_channel_selected(struct hostapd_data *hapd,
665 				  struct acs_selected_channels *acs_res);
666 
667 const struct hostapd_eap_user *
668 hostapd_get_eap_user(struct hostapd_data *hapd, const u8 *identity,
669 		     size_t identity_len, int phase2);
670 
671 struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces,
672 					const char *ifname);
673 void hostapd_event_sta_opmode_changed(struct hostapd_data *hapd, const u8 *addr,
674 				      enum smps_mode smps_mode,
675 				      enum chan_width chan_width, u8 rx_nss);
676 
677 #ifdef CONFIG_FST
678 void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd,
679 				struct fst_wpa_obj *iface_obj);
680 #endif /* CONFIG_FST */
681 
682 #endif /* HOSTAPD_H */
683