• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * wpa_supplicant - Internal definitions
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 WPA_SUPPLICANT_I_H
10 #define WPA_SUPPLICANT_I_H
11 
12 #include "utils/list.h"
13 #include "common/defs.h"
14 #include "config_ssid.h"
15 
16 extern const char *wpa_supplicant_version;
17 extern const char *wpa_supplicant_license;
18 #ifndef CONFIG_NO_STDOUT_DEBUG
19 extern const char *wpa_supplicant_full_license1;
20 extern const char *wpa_supplicant_full_license2;
21 extern const char *wpa_supplicant_full_license3;
22 extern const char *wpa_supplicant_full_license4;
23 extern const char *wpa_supplicant_full_license5;
24 #endif /* CONFIG_NO_STDOUT_DEBUG */
25 
26 struct wpa_sm;
27 struct wpa_supplicant;
28 struct ibss_rsn;
29 struct scan_info;
30 struct wpa_bss;
31 struct wpa_scan_results;
32 struct hostapd_hw_modes;
33 struct wpa_driver_associate_params;
34 
35 /*
36  * Forward declarations of private structures used within the ctrl_iface
37  * backends. Other parts of wpa_supplicant do not have access to data stored in
38  * these structures.
39  */
40 struct ctrl_iface_priv;
41 struct ctrl_iface_global_priv;
42 struct wpas_dbus_priv;
43 
44 /**
45  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
46  */
47 struct wpa_interface {
48 	/**
49 	 * confname - Configuration name (file or profile) name
50 	 *
51 	 * This can also be %NULL when a configuration file is not used. In
52 	 * that case, ctrl_interface must be set to allow the interface to be
53 	 * configured.
54 	 */
55 	const char *confname;
56 
57 	/**
58 	 * ctrl_interface - Control interface parameter
59 	 *
60 	 * If a configuration file is not used, this variable can be used to
61 	 * set the ctrl_interface parameter that would have otherwise been read
62 	 * from the configuration file. If both confname and ctrl_interface are
63 	 * set, ctrl_interface is used to override the value from configuration
64 	 * file.
65 	 */
66 	const char *ctrl_interface;
67 
68 	/**
69 	 * driver - Driver interface name, or %NULL to use the default driver
70 	 */
71 	const char *driver;
72 
73 	/**
74 	 * driver_param - Driver interface parameters
75 	 *
76 	 * If a configuration file is not used, this variable can be used to
77 	 * set the driver_param parameters that would have otherwise been read
78 	 * from the configuration file. If both confname and driver_param are
79 	 * set, driver_param is used to override the value from configuration
80 	 * file.
81 	 */
82 	const char *driver_param;
83 
84 	/**
85 	 * ifname - Interface name
86 	 */
87 	const char *ifname;
88 
89 	/**
90 	 * bridge_ifname - Optional bridge interface name
91 	 *
92 	 * If the driver interface (ifname) is included in a Linux bridge
93 	 * device, the bridge interface may need to be used for receiving EAPOL
94 	 * frames. This can be enabled by setting this variable to enable
95 	 * receiving of EAPOL frames from an additional interface.
96 	 */
97 	const char *bridge_ifname;
98 };
99 
100 /**
101  * struct wpa_params - Parameters for wpa_supplicant_init()
102  */
103 struct wpa_params {
104 	/**
105 	 * daemonize - Run %wpa_supplicant in the background
106 	 */
107 	int daemonize;
108 
109 	/**
110 	 * wait_for_monitor - Wait for a monitor program before starting
111 	 */
112 	int wait_for_monitor;
113 
114 	/**
115 	 * pid_file - Path to a PID (process ID) file
116 	 *
117 	 * If this and daemonize are set, process ID of the background process
118 	 * will be written to the specified file.
119 	 */
120 	char *pid_file;
121 
122 	/**
123 	 * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
124 	 */
125 	int wpa_debug_level;
126 
127 	/**
128 	 * wpa_debug_show_keys - Whether keying material is included in debug
129 	 *
130 	 * This parameter can be used to allow keying material to be included
131 	 * in debug messages. This is a security risk and this option should
132 	 * not be enabled in normal configuration. If needed during
133 	 * development or while troubleshooting, this option can provide more
134 	 * details for figuring out what is happening.
135 	 */
136 	int wpa_debug_show_keys;
137 
138 	/**
139 	 * wpa_debug_timestamp - Whether to include timestamp in debug messages
140 	 */
141 	int wpa_debug_timestamp;
142 
143 	/**
144 	 * ctrl_interface - Global ctrl_iface path/parameter
145 	 */
146 	char *ctrl_interface;
147 
148 	/**
149 	 * dbus_ctrl_interface - Enable the DBus control interface
150 	 */
151 	int dbus_ctrl_interface;
152 
153 	/**
154 	 * wpa_debug_file_path - Path of debug file or %NULL to use stdout
155 	 */
156 	const char *wpa_debug_file_path;
157 
158 	/**
159 	 * wpa_debug_syslog - Enable log output through syslog
160 	 */
161 	int wpa_debug_syslog;
162 
163 	/**
164 	 * wpa_debug_tracing - Enable log output through Linux tracing
165 	 */
166 	int wpa_debug_tracing;
167 
168 	/**
169 	 * override_driver - Optional driver parameter override
170 	 *
171 	 * This parameter can be used to override the driver parameter in
172 	 * dynamic interface addition to force a specific driver wrapper to be
173 	 * used instead.
174 	 */
175 	char *override_driver;
176 
177 	/**
178 	 * override_ctrl_interface - Optional ctrl_interface override
179 	 *
180 	 * This parameter can be used to override the ctrl_interface parameter
181 	 * in dynamic interface addition to force a control interface to be
182 	 * created.
183 	 */
184 	char *override_ctrl_interface;
185 
186 	/**
187 	 * entropy_file - Optional entropy file
188 	 *
189 	 * This parameter can be used to configure wpa_supplicant to maintain
190 	 * its internal entropy store over restarts.
191 	 */
192 	char *entropy_file;
193 };
194 
195 struct p2p_srv_bonjour {
196 	struct dl_list list;
197 	struct wpabuf *query;
198 	struct wpabuf *resp;
199 };
200 
201 struct p2p_srv_upnp {
202 	struct dl_list list;
203 	u8 version;
204 	char *service;
205 };
206 
207 struct wpa_freq_range {
208 	unsigned int min;
209 	unsigned int max;
210 };
211 
212 
213 /**
214  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
215  *
216  * This structure is initialized by calling wpa_supplicant_init() when starting
217  * %wpa_supplicant.
218  */
219 struct wpa_global {
220 	struct wpa_supplicant *ifaces;
221 	struct wpa_params params;
222 	struct ctrl_iface_global_priv *ctrl_iface;
223 	struct wpas_dbus_priv *dbus;
224 	void **drv_priv;
225 	size_t drv_count;
226 	struct os_time suspend_time;
227 	struct p2p_data *p2p;
228 	struct wpa_supplicant *p2p_init_wpa_s;
229 	struct wpa_supplicant *p2p_group_formation;
230 	u8 p2p_dev_addr[ETH_ALEN];
231 	struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
232 	struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
233 	int p2p_disabled;
234 	int cross_connection;
235 	struct wpa_freq_range *p2p_disallow_freq;
236 	unsigned int num_p2p_disallow_freq;
237 	enum wpa_conc_pref {
238 		WPA_CONC_PREF_NOT_SET,
239 		WPA_CONC_PREF_STA,
240 		WPA_CONC_PREF_P2P
241 	} conc_pref;
242 	unsigned int p2p_cb_on_scan_complete:1;
243 
244 #ifdef CONFIG_WIFI_DISPLAY
245 	int wifi_display;
246 #define MAX_WFD_SUBELEMS 10
247 	struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
248 #endif /* CONFIG_WIFI_DISPLAY */
249 };
250 
251 
252 enum offchannel_send_action_result {
253 	OFFCHANNEL_SEND_ACTION_SUCCESS /* Frame was send and acknowledged */,
254 	OFFCHANNEL_SEND_ACTION_NO_ACK /* Frame was sent, but not acknowledged
255 				       */,
256 	OFFCHANNEL_SEND_ACTION_FAILED /* Frame was not sent due to a failure */
257 };
258 
259 struct wps_ap_info {
260 	u8 bssid[ETH_ALEN];
261 	enum wps_ap_info_type {
262 		WPS_AP_NOT_SEL_REG,
263 		WPS_AP_SEL_REG,
264 		WPS_AP_SEL_REG_OUR
265 	} type;
266 	unsigned int tries;
267 	struct os_time last_attempt;
268 };
269 
270 /**
271  * struct wpa_supplicant - Internal data for wpa_supplicant interface
272  *
273  * This structure contains the internal data for core wpa_supplicant code. This
274  * should be only used directly from the core code. However, a pointer to this
275  * data is used from other files as an arbitrary context pointer in calls to
276  * core functions.
277  */
278 struct wpa_supplicant {
279 	struct wpa_global *global;
280 	struct wpa_supplicant *parent;
281 	struct wpa_supplicant *next;
282 	struct l2_packet_data *l2;
283 	struct l2_packet_data *l2_br;
284 	unsigned char own_addr[ETH_ALEN];
285 	char ifname[100];
286 #ifdef CONFIG_CTRL_IFACE_DBUS
287 	char *dbus_path;
288 #endif /* CONFIG_CTRL_IFACE_DBUS */
289 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
290 	char *dbus_new_path;
291 	char *dbus_groupobj_path;
292 #ifdef CONFIG_AP
293 	char *preq_notify_peer;
294 #endif /* CONFIG_AP */
295 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
296 	char bridge_ifname[16];
297 
298 	char *confname;
299 	struct wpa_config *conf;
300 	int countermeasures;
301 	os_time_t last_michael_mic_error;
302 	u8 bssid[ETH_ALEN];
303 	u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
304 				     * field contains the target BSSID. */
305 	int reassociate; /* reassociation requested */
306 	int disconnected; /* all connections disabled; i.e., do no reassociate
307 			   * before this has been cleared */
308 	struct wpa_ssid *current_ssid;
309 	struct wpa_bss *current_bss;
310 	int ap_ies_from_associnfo;
311 	unsigned int assoc_freq;
312 
313 	/* Selected configuration (based on Beacon/ProbeResp WPA IE) */
314 	int pairwise_cipher;
315 	int group_cipher;
316 	int key_mgmt;
317 	int wpa_proto;
318 	int mgmt_group_cipher;
319 
320 	void *drv_priv; /* private data used by driver_ops */
321 	void *global_drv_priv;
322 
323 	u8 *bssid_filter;
324 	size_t bssid_filter_count;
325 
326 	/* previous scan was wildcard when interleaving between
327 	 * wildcard scans and specific SSID scan when max_ssids=1 */
328 	int prev_scan_wildcard;
329 	struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
330 					  * NULL = not yet initialized (start
331 					  * with wildcard SSID)
332 					  * WILDCARD_SSID_SCAN = wildcard
333 					  * SSID was used in the previous scan
334 					  */
335 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
336 
337 	struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
338 	int sched_scan_timeout;
339 	int sched_scan_interval;
340 	int first_sched_scan;
341 	int sched_scan_timed_out;
342 
343 	void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
344 				 struct wpa_scan_results *scan_res);
345 	struct dl_list bss; /* struct wpa_bss::list */
346 	struct dl_list bss_id; /* struct wpa_bss::list_id */
347 	size_t num_bss;
348 	unsigned int bss_update_idx;
349 	unsigned int bss_next_id;
350 
351 	 /*
352 	  * Pointers to BSS entries in the order they were in the last scan
353 	  * results.
354 	  */
355 	struct wpa_bss **last_scan_res;
356 	unsigned int last_scan_res_used;
357 	unsigned int last_scan_res_size;
358 	int last_scan_full;
359 	struct os_time last_scan;
360 
361 	struct wpa_driver_ops *driver;
362 	int interface_removed; /* whether the network interface has been
363 				* removed */
364 	struct wpa_sm *wpa;
365 	struct eapol_sm *eapol;
366 
367 	struct ctrl_iface_priv *ctrl_iface;
368 
369 	enum wpa_states wpa_state;
370 	int scanning;
371 	int sched_scanning;
372 	int new_connection;
373 	int reassociated_connection;
374 
375 	int eapol_received; /* number of EAPOL packets received after the
376 			     * previous association event */
377 
378 	struct scard_data *scard;
379 #ifdef PCSC_FUNCS
380 	char imsi[20];
381 	int mnc_len;
382 #endif /* PCSC_FUNCS */
383 
384 	unsigned char last_eapol_src[ETH_ALEN];
385 
386 	int keys_cleared;
387 
388 	struct wpa_blacklist *blacklist;
389 
390 	int scan_req; /* manual scan request; this forces a scan even if there
391 		       * are no enabled networks in the configuration */
392 	int scan_runs; /* number of scan runs since WPS was started */
393 	int *next_scan_freqs;
394 	int scan_interval; /* time in sec between scans to find suitable AP */
395 	int normal_scans; /* normal scans run before sched_scan */
396 
397 	unsigned int drv_flags;
398 	unsigned int drv_enc;
399 
400 	/*
401 	 * A bitmap of supported protocols for probe response offload. See
402 	 * struct wpa_driver_capa in driver.h
403 	 */
404 	unsigned int probe_resp_offloads;
405 
406 	int max_scan_ssids;
407 	int max_sched_scan_ssids;
408 	int sched_scan_supported;
409 	unsigned int max_match_sets;
410 	unsigned int max_remain_on_chan;
411 	unsigned int max_stations;
412 
413 	int pending_mic_error_report;
414 	int pending_mic_error_pairwise;
415 	int mic_errors_seen; /* Michael MIC errors with the current PTK */
416 
417 	struct wps_context *wps;
418 	int wps_success; /* WPS success event received */
419 	struct wps_er *wps_er;
420 	int blacklist_cleared;
421 
422 	struct wpabuf *pending_eapol_rx;
423 	struct os_time pending_eapol_rx_time;
424 	u8 pending_eapol_rx_src[ETH_ALEN];
425 
426 	struct ibss_rsn *ibss_rsn;
427 
428 	int set_sta_uapsd;
429 	int sta_uapsd;
430 	int set_ap_uapsd;
431 	int ap_uapsd;
432 
433 #ifdef CONFIG_SME
434 	struct {
435 		u8 ssid[32];
436 		size_t ssid_len;
437 		int freq;
438 		u8 assoc_req_ie[200];
439 		size_t assoc_req_ie_len;
440 		int mfp;
441 		int ft_used;
442 		u8 mobility_domain[2];
443 		u8 *ft_ies;
444 		size_t ft_ies_len;
445 		u8 prev_bssid[ETH_ALEN];
446 		int prev_bssid_set;
447 		int auth_alg;
448 		int proto;
449 
450 		int sa_query_count; /* number of pending SA Query requests;
451 				     * 0 = no SA Query in progress */
452 		int sa_query_timed_out;
453 		u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
454 					* sa_query_count octets of pending
455 					* SA Query transaction identifiers */
456 		struct os_time sa_query_start;
457 		u8 sched_obss_scan;
458 		u16 obss_scan_int;
459 		u16 bss_max_idle_period;
460 	} sme;
461 #endif /* CONFIG_SME */
462 
463 #ifdef CONFIG_AP
464 	struct hostapd_iface *ap_iface;
465 	void (*ap_configured_cb)(void *ctx, void *data);
466 	void *ap_configured_cb_ctx;
467 	void *ap_configured_cb_data;
468 #endif /* CONFIG_AP */
469 
470 	unsigned int off_channel_freq;
471 	struct wpabuf *pending_action_tx;
472 	u8 pending_action_src[ETH_ALEN];
473 	u8 pending_action_dst[ETH_ALEN];
474 	u8 pending_action_bssid[ETH_ALEN];
475 	unsigned int pending_action_freq;
476 	int pending_action_no_cck;
477 	int pending_action_without_roc;
478 	void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
479 					    unsigned int freq, const u8 *dst,
480 					    const u8 *src, const u8 *bssid,
481 					    const u8 *data, size_t data_len,
482 					    enum offchannel_send_action_result
483 					    result);
484 	unsigned int roc_waiting_drv_freq;
485 	int action_tx_wait_time;
486 
487 #ifdef CONFIG_P2P
488 	struct p2p_go_neg_results *go_params;
489 	int create_p2p_iface;
490 	u8 pending_interface_addr[ETH_ALEN];
491 	char pending_interface_name[100];
492 	int pending_interface_type;
493 	int p2p_group_idx;
494 	unsigned int pending_listen_freq;
495 	unsigned int pending_listen_duration;
496 	enum {
497 		NOT_P2P_GROUP_INTERFACE,
498 		P2P_GROUP_INTERFACE_PENDING,
499 		P2P_GROUP_INTERFACE_GO,
500 		P2P_GROUP_INTERFACE_CLIENT
501 	} p2p_group_interface;
502 	struct p2p_group *p2p_group;
503 	int p2p_long_listen; /* remaining time in long Listen state in ms */
504 	char p2p_pin[10];
505 	int p2p_wps_method;
506 	u8 p2p_auth_invite[ETH_ALEN];
507 	int p2p_sd_over_ctrl_iface;
508 	int p2p_in_provisioning;
509 	int pending_invite_ssid_id;
510 	int show_group_started;
511 	u8 go_dev_addr[ETH_ALEN];
512 	int pending_pd_before_join;
513 	u8 pending_join_iface_addr[ETH_ALEN];
514 	u8 pending_join_dev_addr[ETH_ALEN];
515 	int pending_join_wps_method;
516 	int p2p_join_scan_count;
517 	int auto_pd_scan_retry;
518 	int force_long_sd;
519 	u16 pending_pd_config_methods;
520 	enum {
521 		NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
522 	} pending_pd_use;
523 
524 	/*
525 	 * Whether cross connection is disallowed by the AP to which this
526 	 * interface is associated (only valid if there is an association).
527 	 */
528 	int cross_connect_disallowed;
529 
530 	/*
531 	 * Whether this P2P group is configured to use cross connection (only
532 	 * valid if this is P2P GO interface). The actual cross connect packet
533 	 * forwarding may not be configured depending on the uplink status.
534 	 */
535 	int cross_connect_enabled;
536 
537 	/* Whether cross connection forwarding is in use at the moment. */
538 	int cross_connect_in_use;
539 
540 	/*
541 	 * Uplink interface name for cross connection
542 	 */
543 	char cross_connect_uplink[100];
544 
545 	unsigned int sta_scan_pending:1;
546 	unsigned int p2p_auto_join:1;
547 	unsigned int p2p_auto_pd:1;
548 	unsigned int p2p_persistent_group:1;
549 	unsigned int p2p_fallback_to_go_neg:1;
550 	unsigned int p2p_pd_before_go_neg:1;
551 	unsigned int p2p_go_ht40:1;
552 	int p2p_persistent_go_freq;
553 	int p2p_persistent_id;
554 	int p2p_go_intent;
555 	int p2p_connect_freq;
556 	struct os_time p2p_auto_started;
557 #endif /* CONFIG_P2P */
558 
559 	struct wpa_ssid *bgscan_ssid;
560 	const struct bgscan_ops *bgscan;
561 	void *bgscan_priv;
562 
563 	const struct autoscan_ops *autoscan;
564 	struct wpa_driver_scan_params *autoscan_params;
565 	void *autoscan_priv;
566 
567 	struct wpa_ssid *connect_without_scan;
568 
569 	struct wps_ap_info *wps_ap;
570 	size_t num_wps_ap;
571 	int wps_ap_iter;
572 
573 	int after_wps;
574 	int known_wps_freq;
575 	unsigned int wps_freq;
576 	int wps_fragment_size;
577 	int auto_reconnect_disabled;
578 
579 	 /* Channel preferences for AP/P2P GO use */
580 	int best_24_freq;
581 	int best_5_freq;
582 	int best_overall_freq;
583 
584 	struct gas_query *gas;
585 
586 #ifdef CONFIG_INTERWORKING
587 	unsigned int fetch_anqp_in_progress:1;
588 	unsigned int network_select:1;
589 	unsigned int auto_select:1;
590 	unsigned int auto_network_select:1;
591 	unsigned int fetch_all_anqp:1;
592 #endif /* CONFIG_INTERWORKING */
593 	unsigned int drv_capa_known;
594 
595 	struct {
596 		struct hostapd_hw_modes *modes;
597 		u16 num_modes;
598 		u16 flags;
599 	} hw;
600 
601 	int pno;
602 
603 	/* WLAN_REASON_* reason codes. Negative if locally generated. */
604 	int disconnect_reason;
605 
606 	struct ext_password_data *ext_pw;
607 
608 	struct wpabuf *last_gas_resp;
609 	u8 last_gas_addr[ETH_ALEN];
610 	u8 last_gas_dialog_token;
611 };
612 
613 
614 /* wpa_supplicant.c */
615 void wpa_supplicant_apply_ht_overrides(
616 	struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
617 	struct wpa_driver_associate_params *params);
618 
619 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
620 
621 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
622 
623 const char * wpa_supplicant_state_txt(enum wpa_states state);
624 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
625 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
626 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
627 			      struct wpa_bss *bss, struct wpa_ssid *ssid,
628 			      u8 *wpa_ie, size_t *wpa_ie_len);
629 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
630 			      struct wpa_bss *bss,
631 			      struct wpa_ssid *ssid);
632 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
633 				       struct wpa_ssid *ssid);
634 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
635 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
636 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
637 				     int sec, int usec);
638 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
639 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
640 			      enum wpa_states state);
641 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
642 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
643 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
644 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
645 				   int reason_code);
646 void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
647 				 int reason_code);
648 
649 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
650 				   struct wpa_ssid *ssid);
651 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
652 				    struct wpa_ssid *ssid);
653 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
654 				   struct wpa_ssid *ssid);
655 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
656 			       int ap_scan);
657 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
658 					  unsigned int expire_age);
659 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
660 					    unsigned int expire_count);
661 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
662 				     int scan_interval);
663 int wpa_supplicant_set_debug_params(struct wpa_global *global,
664 				    int debug_level, int debug_timestamp,
665 				    int debug_show_keys);
666 void free_hw_features(struct wpa_supplicant *wpa_s);
667 
668 void wpa_show_license(void);
669 
670 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
671 						 struct wpa_interface *iface);
672 int wpa_supplicant_remove_iface(struct wpa_global *global,
673 				struct wpa_supplicant *wpa_s,
674 				int terminate);
675 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
676 						 const char *ifname);
677 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
678 int wpa_supplicant_run(struct wpa_global *global);
679 void wpa_supplicant_deinit(struct wpa_global *global);
680 
681 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
682 			      struct wpa_ssid *ssid);
683 void wpa_supplicant_terminate_proc(struct wpa_global *global);
684 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
685 			     const u8 *buf, size_t len);
686 enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
687 enum wpa_cipher cipher_suite2driver(int cipher);
688 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
689 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
690 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
691 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
692 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
693 void wpas_auth_failed(struct wpa_supplicant *wpa_s);
694 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
695 			      struct wpa_ssid *ssid, int clear_failures);
696 void wpa_supplicant_proc_40mhz_intolerant(struct wpa_supplicant *wpa_s);
697 
698 /**
699  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
700  * @wpa_s: Pointer to wpa_supplicant data
701  * @ssid: Pointer to the network block the reply is for
702  * @field: field the response is a reply for
703  * @value: value (ie, password, etc) for @field
704  * Returns: 0 on success, non-zero on error
705  *
706  * Helper function to handle replies to control interface requests.
707  */
708 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
709 					      struct wpa_ssid *ssid,
710 					      const char *field,
711 					      const char *value);
712 
713 /* events.c */
714 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
715 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
716 			   struct wpa_bss *selected,
717 			   struct wpa_ssid *ssid);
718 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
719 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
720 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
721 int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s);
722 
723 /* eap_register.c */
724 int eap_register_methods(void);
725 
726 /**
727  * Utility method to tell if a given network is a persistent group
728  * @ssid: Network object
729  * Returns: 1 if network is a persistent group, 0 otherwise
730  */
network_is_persistent_group(struct wpa_ssid * ssid)731 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
732 {
733 	return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
734 }
735 
736 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
737 
738 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
739 
740 #endif /* WPA_SUPPLICANT_I_H */
741