xref: /freebsd/contrib/wpa/wpa_supplicant/wpa_supplicant_i.h (revision 830940567b49bb0c08dfaed40418999e76616909)
1 /*
2  * wpa_supplicant - Internal definitions
3  * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  *
9  * Alternatively, this software may be distributed under the terms of BSD
10  * license.
11  *
12  * See README and COPYING for more details.
13  */
14 
15 #ifndef WPA_SUPPLICANT_I_H
16 #define WPA_SUPPLICANT_I_H
17 
18 #include "drivers/driver.h"
19 
20 extern const char *wpa_supplicant_version;
21 extern const char *wpa_supplicant_license;
22 #ifndef CONFIG_NO_STDOUT_DEBUG
23 extern const char *wpa_supplicant_full_license1;
24 extern const char *wpa_supplicant_full_license2;
25 extern const char *wpa_supplicant_full_license3;
26 extern const char *wpa_supplicant_full_license4;
27 extern const char *wpa_supplicant_full_license5;
28 #endif /* CONFIG_NO_STDOUT_DEBUG */
29 
30 extern struct wpa_driver_ops *wpa_supplicant_drivers[];
31 
32 
33 struct wpa_scan_result;
34 struct wpa_sm;
35 struct wpa_supplicant;
36 
37 /*
38  * Forward declarations of private structures used within the ctrl_iface
39  * backends. Other parts of wpa_supplicant do not have access to data stored in
40  * these structures.
41  */
42 struct ctrl_iface_priv;
43 struct ctrl_iface_global_priv;
44 struct ctrl_iface_dbus_priv;
45 
46 /**
47  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
48  */
49 struct wpa_interface {
50 	/**
51 	 * confname - Configuration name (file or profile) name
52 	 *
53 	 * This can also be %NULL when a configuration file is not used. In
54 	 * that case, ctrl_interface must be set to allow the interface to be
55 	 * configured.
56 	 */
57 	const char *confname;
58 
59 	/**
60 	 * ctrl_interface - Control interface parameter
61 	 *
62 	 * If a configuration file is not used, this variable can be used to
63 	 * set the ctrl_interface parameter that would have otherwise been read
64 	 * from the configuration file. If both confname and ctrl_interface are
65 	 * set, ctrl_interface is used to override the value from configuration
66 	 * file.
67 	 */
68 	const char *ctrl_interface;
69 
70 	/**
71 	 * driver - Driver interface name, or %NULL to use the default driver
72 	 */
73 	const char *driver;
74 
75 	/**
76 	 * driver_param - Driver interface parameters
77 	 *
78 	 * If a configuration file is not used, this variable can be used to
79 	 * set the driver_param parameters that would have otherwise been read
80 	 * from the configuration file. If both confname and driver_param are
81 	 * set, driver_param is used to override the value from configuration
82 	 * file.
83 	 */
84 	const char *driver_param;
85 
86 	/**
87 	 * ifname - Interface name
88 	 */
89 	const char *ifname;
90 
91 	/**
92 	 * bridge_ifname - Optional bridge interface name
93 	 *
94 	 * If the driver interface (ifname) is included in a Linux bridge
95 	 * device, the bridge interface may need to be used for receiving EAPOL
96 	 * frames. This can be enabled by setting this variable to enable
97 	 * receiving of EAPOL frames from an additional interface.
98 	 */
99 	const char *bridge_ifname;
100 };
101 
102 /**
103  * struct wpa_params - Parameters for wpa_supplicant_init()
104  */
105 struct wpa_params {
106 	/**
107 	 * daemonize - Run %wpa_supplicant in the background
108 	 */
109 	int daemonize;
110 
111 	/**
112 	 * wait_for_monitor - Wait for a monitor program before starting
113 	 */
114 	int wait_for_monitor;
115 
116 	/**
117 	 * pid_file - Path to a PID (process ID) file
118 	 *
119 	 * If this and daemonize are set, process ID of the background process
120 	 * will be written to the specified file.
121 	 */
122 	char *pid_file;
123 
124 	/**
125 	 * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
126 	 */
127 	int wpa_debug_level;
128 
129 	/**
130 	 * wpa_debug_show_keys - Whether keying material is included in debug
131 	 *
132 	 * This parameter can be used to allow keying material to be included
133 	 * in debug messages. This is a security risk and this option should
134 	 * not be enabled in normal configuration. If needed during
135 	 * development or while troubleshooting, this option can provide more
136 	 * details for figuring out what is happening.
137 	 */
138 	int wpa_debug_show_keys;
139 
140 	/**
141 	 * wpa_debug_timestamp - Whether to include timestamp in debug messages
142 	 */
143 	int wpa_debug_timestamp;
144 
145 	/**
146 	 * ctrl_interface - Global ctrl_iface path/parameter
147 	 */
148 	char *ctrl_interface;
149 
150 	/**
151 	 * dbus_ctrl_interface - Enable the DBus control interface
152 	 */
153 	int dbus_ctrl_interface;
154 
155 	/**
156 	 * wpa_debug_file_path - Path of debug file or %NULL to use stdout
157 	 */
158 	const char *wpa_debug_file_path;
159 
160 	/**
161 	 * wpa_debug_syslog - Enable log output through syslog
162 	 */
163 	const char *wpa_debug_syslog;
164 };
165 
166 /**
167  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
168  *
169  * This structure is initialized by calling wpa_supplicant_init() when starting
170  * %wpa_supplicant.
171  */
172 struct wpa_global {
173 	struct wpa_supplicant *ifaces;
174 	struct wpa_params params;
175 	struct ctrl_iface_global_priv *ctrl_iface;
176 	struct ctrl_iface_dbus_priv *dbus_ctrl_iface;
177 	void **drv_priv;
178 	size_t drv_count;
179 };
180 
181 
182 struct wpa_client_mlme {
183 #ifdef CONFIG_CLIENT_MLME
184 	enum {
185 		IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
186 		IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
187 		IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
188 	} state;
189 	u8 prev_bssid[ETH_ALEN];
190 	u8 ssid[32];
191 	size_t ssid_len;
192 	u16 aid;
193 	u16 ap_capab, capab;
194 	u8 *extra_ie; /* to be added to the end of AssocReq */
195 	size_t extra_ie_len;
196 	u8 *extra_probe_ie; /* to be added to the end of ProbeReq */
197 	size_t extra_probe_ie_len;
198 	wpa_key_mgmt key_mgmt;
199 
200 	/* The last AssocReq/Resp IEs */
201 	u8 *assocreq_ies, *assocresp_ies;
202 	size_t assocreq_ies_len, assocresp_ies_len;
203 
204 	int auth_tries, assoc_tries;
205 
206 	unsigned int ssid_set:1;
207 	unsigned int bssid_set:1;
208 	unsigned int prev_bssid_set:1;
209 	unsigned int authenticated:1;
210 	unsigned int associated:1;
211 	unsigned int probereq_poll:1;
212 	unsigned int use_protection:1;
213 	unsigned int create_ibss:1;
214 	unsigned int mixed_cell:1;
215 	unsigned int wmm_enabled:1;
216 
217 	struct os_time last_probe;
218 
219 #define IEEE80211_AUTH_ALG_OPEN BIT(0)
220 #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
221 #define IEEE80211_AUTH_ALG_LEAP BIT(2)
222 	unsigned int auth_algs; /* bitfield of allowed auth algs */
223 	int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
224 	int auth_transaction;
225 
226 	struct os_time ibss_join_req;
227 	u8 *probe_resp; /* ProbeResp template for IBSS */
228 	size_t probe_resp_len;
229 	u32 supp_rates_bits;
230 
231 	int wmm_last_param_set;
232 
233 	int sta_scanning;
234 	int scan_hw_mode_idx;
235 	int scan_channel_idx;
236 	enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
237 	struct os_time last_scan_completed;
238 	int scan_oper_channel;
239 	int scan_oper_freq;
240 	int scan_oper_phymode;
241 	u8 scan_ssid[32];
242 	size_t scan_ssid_len;
243 	int scan_skip_11b;
244 
245 	struct ieee80211_sta_bss *sta_bss_list;
246 #define STA_HASH_SIZE 256
247 #define STA_HASH(sta) (sta[5])
248 	struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
249 
250 	int cts_protect_erp_frames;
251 
252 	int phymode; /* current mode; WPA_MODE_IEEE80211A, .. */
253 	struct wpa_hw_modes *modes;
254 	size_t num_modes;
255 	unsigned int hw_modes; /* bitfield of allowed hardware modes;
256 				* (1 << MODE_*) */
257 	int num_curr_rates;
258 	struct wpa_rate_data *curr_rates;
259 	int freq; /* The current frequency in MHz */
260 	int channel; /* The current IEEE 802.11 channel number */
261 
262 #ifdef CONFIG_IEEE80211R
263 	u8 current_md[6];
264 	u8 *ft_ies;
265 	size_t ft_ies_len;
266 #endif /* CONFIG_IEEE80211R */
267 
268 #else /* CONFIG_CLIENT_MLME */
269 	int dummy; /* to keep MSVC happy */
270 #endif /* CONFIG_CLIENT_MLME */
271 };
272 
273 /**
274  * struct wpa_supplicant - Internal data for wpa_supplicant interface
275  *
276  * This structure contains the internal data for core wpa_supplicant code. This
277  * should be only used directly from the core code. However, a pointer to this
278  * data is used from other files as an arbitrary context pointer in calls to
279  * core functions.
280  */
281 struct wpa_supplicant {
282 	struct wpa_global *global;
283 	struct wpa_supplicant *next;
284 	struct l2_packet_data *l2;
285 	struct l2_packet_data *l2_br;
286 	unsigned char own_addr[ETH_ALEN];
287 	char ifname[100];
288 #ifdef CONFIG_CTRL_IFACE_DBUS
289 	char *dbus_path;
290 #endif /* CONFIG_CTRL_IFACE_DBUS */
291 	char bridge_ifname[16];
292 
293 	char *confname;
294 	struct wpa_config *conf;
295 	int countermeasures;
296 	os_time_t last_michael_mic_error;
297 	u8 bssid[ETH_ALEN];
298 	u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
299 				     * field contains the targer BSSID. */
300 	int reassociate; /* reassociation requested */
301 	int disconnected; /* all connections disabled; i.e., do no reassociate
302 			   * before this has been cleared */
303 	struct wpa_ssid *current_ssid;
304 	int ap_ies_from_associnfo;
305 
306 	/* Selected configuration (based on Beacon/ProbeResp WPA IE) */
307 	int pairwise_cipher;
308 	int group_cipher;
309 	int key_mgmt;
310 	int mgmt_group_cipher;
311 
312 	void *drv_priv; /* private data used by driver_ops */
313 
314 	struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
315 					  * NULL = not yet initialized (start
316 					  * with broadcast SSID)
317 					  * BROADCAST_SSID_SCAN = broadcast
318 					  * SSID was used in the previous scan
319 					  */
320 #define BROADCAST_SSID_SCAN ((struct wpa_ssid *) 1)
321 
322 	struct wpa_scan_results *scan_res;
323 
324 	struct wpa_driver_ops *driver;
325 	int interface_removed; /* whether the network interface has been
326 				* removed */
327 	struct wpa_sm *wpa;
328 	struct eapol_sm *eapol;
329 
330 	struct ctrl_iface_priv *ctrl_iface;
331 
332 	wpa_states wpa_state;
333 	int new_connection;
334 	int reassociated_connection;
335 
336 	int eapol_received; /* number of EAPOL packets received after the
337 			     * previous association event */
338 
339 	struct scard_data *scard;
340 
341 	unsigned char last_eapol_src[ETH_ALEN];
342 
343 	int keys_cleared;
344 
345 	struct wpa_blacklist *blacklist;
346 
347 	int scan_req; /* manual scan request; this forces a scan even if there
348 		       * are no enabled networks in the configuration */
349 	int scan_res_tried; /* whether ap_scan=1 mode has tried to fetch scan
350 			     * results without a new scan request; this is used
351 			     * to speed up the first association if the driver
352 			     * has already available scan results. */
353 	int scan_runs; /* number of scan runs since WPS was started */
354 
355 	struct wpa_client_mlme mlme;
356 	int use_client_mlme;
357 	int driver_4way_handshake;
358 
359 	int pending_mic_error_report;
360 	int pending_mic_error_pairwise;
361 	int mic_errors_seen; /* Michael MIC errors with the current PTK */
362 
363 	struct wps_context *wps;
364 	int wps_success; /* WPS success event received */
365 	int blacklist_cleared;
366 };
367 
368 
369 /* wpa_supplicant.c */
370 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
371 
372 const char * wpa_supplicant_state_txt(int state);
373 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
374 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
375 			      struct wpa_scan_res *bss,
376 			      struct wpa_ssid *ssid,
377 			      u8 *wpa_ie, size_t *wpa_ie_len);
378 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
379 			      struct wpa_scan_res *bss,
380 			      struct wpa_ssid *ssid);
381 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
382 				       struct wpa_ssid *ssid);
383 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
384 int wpa_supplicant_get_scan_results(struct wpa_supplicant *wpa_s);
385 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
386 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
387 				     int sec, int usec);
388 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s, wpa_states state);
389 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
390 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
391 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
392 				   int reason_code);
393 void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
394 				 int reason_code);
395 
396 void wpa_show_license(void);
397 
398 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
399 						 struct wpa_interface *iface);
400 int wpa_supplicant_remove_iface(struct wpa_global *global,
401 				struct wpa_supplicant *wpa_s);
402 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
403 						 const char *ifname);
404 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
405 int wpa_supplicant_run(struct wpa_global *global);
406 void wpa_supplicant_deinit(struct wpa_global *global);
407 
408 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
409 			      struct wpa_ssid *ssid);
410 
411 /* scan.c */
412 void wpa_supplicant_req_scan(struct wpa_supplicant *wpa_s, int sec, int usec);
413 void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s);
414 
415 /* events.c */
416 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
417 
418 /* driver_ops */
419 static inline void * wpa_drv_init(struct wpa_supplicant *wpa_s,
420 				  const char *ifname)
421 {
422 	if (wpa_s->driver->init2)
423 		return wpa_s->driver->init2(wpa_s, ifname, wpa_s->global);
424 	if (wpa_s->driver->init) {
425 		return wpa_s->driver->init(wpa_s, ifname);
426 	}
427 	return NULL;
428 }
429 
430 static inline void wpa_drv_deinit(struct wpa_supplicant *wpa_s)
431 {
432 	if (wpa_s->driver->deinit)
433 		wpa_s->driver->deinit(wpa_s->drv_priv);
434 }
435 
436 static inline int wpa_drv_set_param(struct wpa_supplicant *wpa_s,
437 				    const char *param)
438 {
439 	if (wpa_s->driver->set_param)
440 		return wpa_s->driver->set_param(wpa_s->drv_priv, param);
441 	return 0;
442 }
443 
444 static inline int wpa_drv_set_drop_unencrypted(struct wpa_supplicant *wpa_s,
445 					       int enabled)
446 {
447 	if (wpa_s->driver->set_drop_unencrypted) {
448 		return wpa_s->driver->set_drop_unencrypted(wpa_s->drv_priv,
449 							   enabled);
450 	}
451 	return -1;
452 }
453 
454 static inline int wpa_drv_set_countermeasures(struct wpa_supplicant *wpa_s,
455 					      int enabled)
456 {
457 	if (wpa_s->driver->set_countermeasures) {
458 		return wpa_s->driver->set_countermeasures(wpa_s->drv_priv,
459 							  enabled);
460 	}
461 	return -1;
462 }
463 
464 static inline int wpa_drv_set_auth_alg(struct wpa_supplicant *wpa_s,
465 				       int auth_alg)
466 {
467 	if (wpa_s->driver->set_auth_alg) {
468 		return wpa_s->driver->set_auth_alg(wpa_s->drv_priv,
469 						   auth_alg);
470 	}
471 	return -1;
472 }
473 
474 static inline int wpa_drv_set_wpa(struct wpa_supplicant *wpa_s, int enabled)
475 {
476 	if (wpa_s->driver->set_wpa) {
477 		return wpa_s->driver->set_wpa(wpa_s->drv_priv, enabled);
478 	}
479 	return 0;
480 }
481 
482 static inline int wpa_drv_set_mode(struct wpa_supplicant *wpa_s, int mode)
483 {
484 	if (wpa_s->driver->set_mode) {
485 		return wpa_s->driver->set_mode(wpa_s->drv_priv, mode);
486 	}
487 	return 0;
488 }
489 
490 static inline int wpa_drv_associate(struct wpa_supplicant *wpa_s,
491 				    struct wpa_driver_associate_params *params)
492 {
493 	if (wpa_s->driver->associate) {
494 		return wpa_s->driver->associate(wpa_s->drv_priv, params);
495 	}
496 	return -1;
497 }
498 
499 static inline int wpa_drv_scan(struct wpa_supplicant *wpa_s, const u8 *ssid,
500 			       size_t ssid_len)
501 {
502 	if (wpa_s->driver->scan) {
503 		return wpa_s->driver->scan(wpa_s->drv_priv, ssid, ssid_len);
504 	}
505 	return -1;
506 }
507 
508 static inline int wpa_drv_get_scan_results(struct wpa_supplicant *wpa_s,
509 					   struct wpa_scan_result *results,
510 					   size_t max_size)
511 {
512 	if (wpa_s->driver->get_scan_results) {
513 		return wpa_s->driver->get_scan_results(wpa_s->drv_priv,
514 						       results, max_size);
515 	}
516 	return -1;
517 }
518 
519 static inline struct wpa_scan_results * wpa_drv_get_scan_results2(
520 	struct wpa_supplicant *wpa_s)
521 {
522 	if (wpa_s->driver->get_scan_results2)
523 		return wpa_s->driver->get_scan_results2(wpa_s->drv_priv);
524 	return NULL;
525 }
526 
527 static inline int wpa_drv_get_bssid(struct wpa_supplicant *wpa_s, u8 *bssid)
528 {
529 	if (wpa_s->driver->get_bssid) {
530 		return wpa_s->driver->get_bssid(wpa_s->drv_priv, bssid);
531 	}
532 	return -1;
533 }
534 
535 static inline int wpa_drv_get_ssid(struct wpa_supplicant *wpa_s, u8 *ssid)
536 {
537 	if (wpa_s->driver->get_ssid) {
538 		return wpa_s->driver->get_ssid(wpa_s->drv_priv, ssid);
539 	}
540 	return -1;
541 }
542 
543 static inline int wpa_drv_set_key(struct wpa_supplicant *wpa_s, wpa_alg alg,
544 				   const u8 *addr, int key_idx, int set_tx,
545 				   const u8 *seq, size_t seq_len,
546 				   const u8 *key, size_t key_len)
547 {
548 	if (wpa_s->driver->set_key) {
549 		wpa_s->keys_cleared = 0;
550 		return wpa_s->driver->set_key(wpa_s->drv_priv, alg, addr,
551 					      key_idx, set_tx, seq, seq_len,
552 					      key, key_len);
553 	}
554 	return -1;
555 }
556 
557 static inline int wpa_drv_deauthenticate(struct wpa_supplicant *wpa_s,
558 					 const u8 *addr, int reason_code)
559 {
560 	if (wpa_s->driver->deauthenticate) {
561 		return wpa_s->driver->deauthenticate(wpa_s->drv_priv, addr,
562 						     reason_code);
563 	}
564 	return -1;
565 }
566 
567 static inline int wpa_drv_disassociate(struct wpa_supplicant *wpa_s,
568 				       const u8 *addr, int reason_code)
569 {
570 	if (wpa_s->driver->disassociate) {
571 		return wpa_s->driver->disassociate(wpa_s->drv_priv, addr,
572 						   reason_code);
573 	}
574 	return -1;
575 }
576 
577 static inline int wpa_drv_add_pmkid(struct wpa_supplicant *wpa_s,
578 				    const u8 *bssid, const u8 *pmkid)
579 {
580 	if (wpa_s->driver->add_pmkid) {
581 		return wpa_s->driver->add_pmkid(wpa_s->drv_priv, bssid, pmkid);
582 	}
583 	return -1;
584 }
585 
586 static inline int wpa_drv_remove_pmkid(struct wpa_supplicant *wpa_s,
587 				       const u8 *bssid, const u8 *pmkid)
588 {
589 	if (wpa_s->driver->remove_pmkid) {
590 		return wpa_s->driver->remove_pmkid(wpa_s->drv_priv, bssid,
591 						   pmkid);
592 	}
593 	return -1;
594 }
595 
596 static inline int wpa_drv_flush_pmkid(struct wpa_supplicant *wpa_s)
597 {
598 	if (wpa_s->driver->flush_pmkid) {
599 		return wpa_s->driver->flush_pmkid(wpa_s->drv_priv);
600 	}
601 	return -1;
602 }
603 
604 static inline int wpa_drv_get_capa(struct wpa_supplicant *wpa_s,
605 				   struct wpa_driver_capa *capa)
606 {
607 	if (wpa_s->driver->get_capa) {
608 		return wpa_s->driver->get_capa(wpa_s->drv_priv, capa);
609 	}
610 	return -1;
611 }
612 
613 static inline void wpa_drv_poll(struct wpa_supplicant *wpa_s)
614 {
615 	if (wpa_s->driver->poll) {
616 		wpa_s->driver->poll(wpa_s->drv_priv);
617 	}
618 }
619 
620 static inline const char * wpa_drv_get_ifname(struct wpa_supplicant *wpa_s)
621 {
622 	if (wpa_s->driver->get_ifname) {
623 		return wpa_s->driver->get_ifname(wpa_s->drv_priv);
624 	}
625 	return NULL;
626 }
627 
628 static inline const u8 * wpa_drv_get_mac_addr(struct wpa_supplicant *wpa_s)
629 {
630 	if (wpa_s->driver->get_mac_addr) {
631 		return wpa_s->driver->get_mac_addr(wpa_s->drv_priv);
632 	}
633 	return NULL;
634 }
635 
636 static inline int wpa_drv_send_eapol(struct wpa_supplicant *wpa_s,
637 				     const u8 *dst, u16 proto,
638 				     const u8 *data, size_t data_len)
639 {
640 	if (wpa_s->driver->send_eapol)
641 		return wpa_s->driver->send_eapol(wpa_s->drv_priv, dst, proto,
642 						 data, data_len);
643 	return -1;
644 }
645 
646 static inline int wpa_drv_set_operstate(struct wpa_supplicant *wpa_s,
647 					int state)
648 {
649 	if (wpa_s->driver->set_operstate)
650 		return wpa_s->driver->set_operstate(wpa_s->drv_priv, state);
651 	return 0;
652 }
653 
654 static inline int wpa_drv_mlme_setprotection(struct wpa_supplicant *wpa_s,
655 					     const u8 *addr, int protect_type,
656 					     int key_type)
657 {
658 	if (wpa_s->driver->mlme_setprotection)
659 		return wpa_s->driver->mlme_setprotection(wpa_s->drv_priv, addr,
660 							 protect_type,
661 							 key_type);
662 	return 0;
663 }
664 
665 static inline struct wpa_hw_modes *
666 wpa_drv_get_hw_feature_data(struct wpa_supplicant *wpa_s, u16 *num_modes,
667 			    u16 *flags)
668 {
669 	if (wpa_s->driver->get_hw_feature_data)
670 		return wpa_s->driver->get_hw_feature_data(wpa_s->drv_priv,
671 							  num_modes, flags);
672 	return NULL;
673 }
674 
675 static inline int wpa_drv_set_channel(struct wpa_supplicant *wpa_s,
676 				      wpa_hw_mode phymode, int chan,
677 				      int freq)
678 {
679 	if (wpa_s->driver->set_channel)
680 		return wpa_s->driver->set_channel(wpa_s->drv_priv, phymode,
681 						  chan, freq);
682 	return -1;
683 }
684 
685 static inline int wpa_drv_set_ssid(struct wpa_supplicant *wpa_s,
686 				   const u8 *ssid, size_t ssid_len)
687 {
688 	if (wpa_s->driver->set_ssid) {
689 		return wpa_s->driver->set_ssid(wpa_s->drv_priv, ssid,
690 					       ssid_len);
691 	}
692 	return -1;
693 }
694 
695 static inline int wpa_drv_set_bssid(struct wpa_supplicant *wpa_s,
696 				    const u8 *bssid)
697 {
698 	if (wpa_s->driver->set_bssid) {
699 		return wpa_s->driver->set_bssid(wpa_s->drv_priv, bssid);
700 	}
701 	return -1;
702 }
703 
704 static inline int wpa_drv_set_country(struct wpa_supplicant *wpa_s,
705 				      const char *alpha2)
706 {
707 	if (wpa_s->driver->set_country)
708 		return wpa_s->driver->set_country(wpa_s->drv_priv, alpha2);
709 	return 0;
710 }
711 
712 static inline int wpa_drv_send_mlme(struct wpa_supplicant *wpa_s,
713 				    const u8 *data, size_t data_len)
714 {
715 	if (wpa_s->driver->send_mlme)
716 		return wpa_s->driver->send_mlme(wpa_s->drv_priv,
717 						data, data_len);
718 	return -1;
719 }
720 
721 static inline int wpa_drv_mlme_add_sta(struct wpa_supplicant *wpa_s,
722 				       const u8 *addr, const u8 *supp_rates,
723 				       size_t supp_rates_len)
724 {
725 	if (wpa_s->driver->mlme_add_sta)
726 		return wpa_s->driver->mlme_add_sta(wpa_s->drv_priv, addr,
727 						   supp_rates, supp_rates_len);
728 	return -1;
729 }
730 
731 static inline int wpa_drv_mlme_remove_sta(struct wpa_supplicant *wpa_s,
732 					  const u8 *addr)
733 {
734 	if (wpa_s->driver->mlme_remove_sta)
735 		return wpa_s->driver->mlme_remove_sta(wpa_s->drv_priv, addr);
736 	return -1;
737 }
738 
739 static inline int wpa_drv_update_ft_ies(struct wpa_supplicant *wpa_s,
740 					const u8 *md,
741 					const u8 *ies, size_t ies_len)
742 {
743 	if (wpa_s->driver->update_ft_ies)
744 		return wpa_s->driver->update_ft_ies(wpa_s->drv_priv, md,
745 						    ies, ies_len);
746 	return -1;
747 }
748 
749 static inline int wpa_drv_send_ft_action(struct wpa_supplicant *wpa_s,
750 					 u8 action, const u8 *target_ap,
751 					 const u8 *ies, size_t ies_len)
752 {
753 	if (wpa_s->driver->send_ft_action)
754 		return wpa_s->driver->send_ft_action(wpa_s->drv_priv, action,
755 						     target_ap, ies, ies_len);
756 	return -1;
757 }
758 
759 static inline int wpa_drv_set_probe_req_ie(struct wpa_supplicant *wpa_s,
760 					   const u8 *ies, size_t ies_len)
761 {
762 	if (wpa_s->driver->set_probe_req_ie)
763 		return wpa_s->driver->set_probe_req_ie(wpa_s->drv_priv, ies,
764 						       ies_len);
765 	return -1;
766 }
767 
768 #endif /* WPA_SUPPLICANT_I_H */
769