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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 /**
162  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
163  *
164  * This structure is initialized by calling wpa_supplicant_init() when starting
165  * %wpa_supplicant.
166  */
167 struct wpa_global {
168 	struct wpa_supplicant *ifaces;
169 	struct wpa_params params;
170 	struct ctrl_iface_global_priv *ctrl_iface;
171 	struct ctrl_iface_dbus_priv *dbus_ctrl_iface;
172 	void **drv_priv;
173 	size_t drv_count;
174 };
175 
176 
177 struct wpa_client_mlme {
178 #ifdef CONFIG_CLIENT_MLME
179 	enum {
180 		IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
181 		IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
182 		IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
183 	} state;
184 	u8 prev_bssid[ETH_ALEN];
185 	u8 ssid[32];
186 	size_t ssid_len;
187 	u16 aid;
188 	u16 ap_capab, capab;
189 	u8 *extra_ie; /* to be added to the end of AssocReq */
190 	size_t extra_ie_len;
191 	u8 *extra_probe_ie; /* to be added to the end of ProbeReq */
192 	size_t extra_probe_ie_len;
193 	wpa_key_mgmt key_mgmt;
194 
195 	/* The last AssocReq/Resp IEs */
196 	u8 *assocreq_ies, *assocresp_ies;
197 	size_t assocreq_ies_len, assocresp_ies_len;
198 
199 	int auth_tries, assoc_tries;
200 
201 	unsigned int ssid_set:1;
202 	unsigned int bssid_set:1;
203 	unsigned int prev_bssid_set:1;
204 	unsigned int authenticated:1;
205 	unsigned int associated:1;
206 	unsigned int probereq_poll:1;
207 	unsigned int use_protection:1;
208 	unsigned int create_ibss:1;
209 	unsigned int mixed_cell:1;
210 	unsigned int wmm_enabled:1;
211 
212 	struct os_time last_probe;
213 
214 #define IEEE80211_AUTH_ALG_OPEN BIT(0)
215 #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
216 #define IEEE80211_AUTH_ALG_LEAP BIT(2)
217 	unsigned int auth_algs; /* bitfield of allowed auth algs */
218 	int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
219 	int auth_transaction;
220 
221 	struct os_time ibss_join_req;
222 	u8 *probe_resp; /* ProbeResp template for IBSS */
223 	size_t probe_resp_len;
224 	u32 supp_rates_bits;
225 
226 	int wmm_last_param_set;
227 
228 	int sta_scanning;
229 	int scan_hw_mode_idx;
230 	int scan_channel_idx;
231 	enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
232 	struct os_time last_scan_completed;
233 	int scan_oper_channel;
234 	int scan_oper_freq;
235 	int scan_oper_phymode;
236 	u8 scan_ssid[32];
237 	size_t scan_ssid_len;
238 	int scan_skip_11b;
239 
240 	struct ieee80211_sta_bss *sta_bss_list;
241 #define STA_HASH_SIZE 256
242 #define STA_HASH(sta) (sta[5])
243 	struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
244 
245 	int cts_protect_erp_frames;
246 
247 	int phymode; /* current mode; WPA_MODE_IEEE80211A, .. */
248 	struct wpa_hw_modes *modes;
249 	size_t num_modes;
250 	unsigned int hw_modes; /* bitfield of allowed hardware modes;
251 				* (1 << MODE_*) */
252 	int num_curr_rates;
253 	struct wpa_rate_data *curr_rates;
254 	int freq; /* The current frequency in MHz */
255 	int channel; /* The current IEEE 802.11 channel number */
256 
257 #ifdef CONFIG_IEEE80211R
258 	u8 current_md[6];
259 	u8 *ft_ies;
260 	size_t ft_ies_len;
261 #endif /* CONFIG_IEEE80211R */
262 
263 #else /* CONFIG_CLIENT_MLME */
264 	int dummy; /* to keep MSVC happy */
265 #endif /* CONFIG_CLIENT_MLME */
266 };
267 
268 /**
269  * struct wpa_supplicant - Internal data for wpa_supplicant interface
270  *
271  * This structure contains the internal data for core wpa_supplicant code. This
272  * should be only used directly from the core code. However, a pointer to this
273  * data is used from other files as an arbitrary context pointer in calls to
274  * core functions.
275  */
276 struct wpa_supplicant {
277 	struct wpa_global *global;
278 	struct wpa_supplicant *next;
279 	struct l2_packet_data *l2;
280 	struct l2_packet_data *l2_br;
281 	unsigned char own_addr[ETH_ALEN];
282 	char ifname[100];
283 #ifdef CONFIG_CTRL_IFACE_DBUS
284 	char *dbus_path;
285 #endif /* CONFIG_CTRL_IFACE_DBUS */
286 	char bridge_ifname[16];
287 
288 	char *confname;
289 	struct wpa_config *conf;
290 	int countermeasures;
291 	os_time_t last_michael_mic_error;
292 	u8 bssid[ETH_ALEN];
293 	u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
294 				     * field contains the targer BSSID. */
295 	int reassociate; /* reassociation requested */
296 	int disconnected; /* all connections disabled; i.e., do no reassociate
297 			   * before this has been cleared */
298 	struct wpa_ssid *current_ssid;
299 	int ap_ies_from_associnfo;
300 
301 	/* Selected configuration (based on Beacon/ProbeResp WPA IE) */
302 	int pairwise_cipher;
303 	int group_cipher;
304 	int key_mgmt;
305 	int mgmt_group_cipher;
306 
307 	void *drv_priv; /* private data used by driver_ops */
308 	void *global_drv_priv;
309 
310 	struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
311 					  * NULL = not yet initialized (start
312 					  * with broadcast SSID)
313 					  * BROADCAST_SSID_SCAN = broadcast
314 					  * SSID was used in the previous scan
315 					  */
316 #define BROADCAST_SSID_SCAN ((struct wpa_ssid *) 1)
317 
318 	struct wpa_scan_results *scan_res;
319 
320 	struct wpa_driver_ops *driver;
321 	int interface_removed; /* whether the network interface has been
322 				* removed */
323 	struct wpa_sm *wpa;
324 	struct eapol_sm *eapol;
325 
326 	struct ctrl_iface_priv *ctrl_iface;
327 
328 	wpa_states wpa_state;
329 	int scanning;
330 	int new_connection;
331 	int reassociated_connection;
332 
333 	int eapol_received; /* number of EAPOL packets received after the
334 			     * previous association event */
335 
336 	struct scard_data *scard;
337 
338 	unsigned char last_eapol_src[ETH_ALEN];
339 
340 	int keys_cleared;
341 
342 	struct wpa_blacklist *blacklist;
343 
344 	int scan_req; /* manual scan request; this forces a scan even if there
345 		       * are no enabled networks in the configuration */
346 	int scan_res_tried; /* whether ap_scan=1 mode has tried to fetch scan
347 			     * results without a new scan request; this is used
348 			     * to speed up the first association if the driver
349 			     * has already available scan results. */
350 	int scan_runs; /* number of scan runs since WPS was started */
351 
352 	struct wpa_client_mlme mlme;
353 	int use_client_mlme;
354 	int driver_4way_handshake;
355 
356 	int pending_mic_error_report;
357 	int pending_mic_error_pairwise;
358 	int mic_errors_seen; /* Michael MIC errors with the current PTK */
359 
360 	struct wps_context *wps;
361 	int wps_success; /* WPS success event received */
362 	int blacklist_cleared;
363 
364 	struct wpabuf *pending_eapol_rx;
365 	struct os_time pending_eapol_rx_time;
366 	u8 pending_eapol_rx_src[ETH_ALEN];
367 
368 	int link_speed;   /* current link speed */
369 	int rssi;         /* current signal level */
370 #ifdef ANDROID
371 	int scan_interval; /* time between scans when no APs available */
372 #endif
373 };
374 
375 
376 /* wpa_supplicant.c */
377 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
378 
379 const char * wpa_supplicant_state_txt(int state);
380 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
381 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
382 			      struct wpa_scan_res *bss,
383 			      struct wpa_ssid *ssid,
384 			      u8 *wpa_ie, size_t *wpa_ie_len);
385 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
386 			      struct wpa_scan_res *bss,
387 			      struct wpa_ssid *ssid);
388 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
389 				       struct wpa_ssid *ssid);
390 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
391 int wpa_supplicant_get_scan_results(struct wpa_supplicant *wpa_s);
392 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
393 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
394 				     int sec, int usec);
395 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s, wpa_states state);
396 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
397 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
398 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
399 				   int reason_code);
400 void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
401 				 int reason_code);
402 
403 void wpa_show_license(void);
404 
405 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
406 						 struct wpa_interface *iface);
407 int wpa_supplicant_remove_iface(struct wpa_global *global,
408 				struct wpa_supplicant *wpa_s);
409 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
410 						 const char *ifname);
411 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
412 int wpa_supplicant_run(struct wpa_global *global);
413 void wpa_supplicant_deinit(struct wpa_global *global);
414 
415 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
416 			      struct wpa_ssid *ssid);
417 
418 /* scan.c */
419 int wpa_supplicant_enabled_networks(struct wpa_config *conf);
420 void wpa_supplicant_req_scan(struct wpa_supplicant *wpa_s, int sec, int usec);
421 void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s);
422 void wpa_supplicant_notify_scanning(struct wpa_supplicant *wpa_s,
423 				    int scanning);
424 int wpa_drv_scan(struct wpa_supplicant *wpa_s, struct wpa_ssid **ssid_prt);
425 
426 /* events.c */
427 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
428 
429 /* driver_ops */
wpa_drv_init(struct wpa_supplicant * wpa_s,const char * ifname)430 static inline void * wpa_drv_init(struct wpa_supplicant *wpa_s,
431 				  const char *ifname)
432 {
433 	if (wpa_s->driver->init2)
434 		return wpa_s->driver->init2(wpa_s, ifname,
435 					    wpa_s->global_drv_priv);
436 	if (wpa_s->driver->init) {
437 		return wpa_s->driver->init(wpa_s, ifname);
438 	}
439 	return NULL;
440 }
441 
wpa_drv_deinit(struct wpa_supplicant * wpa_s)442 static inline void wpa_drv_deinit(struct wpa_supplicant *wpa_s)
443 {
444 	if (wpa_s->driver->deinit)
445 		wpa_s->driver->deinit(wpa_s->drv_priv);
446 }
447 
wpa_drv_set_param(struct wpa_supplicant * wpa_s,const char * param)448 static inline int wpa_drv_set_param(struct wpa_supplicant *wpa_s,
449 				    const char *param)
450 {
451 	if (wpa_s->driver->set_param)
452 		return wpa_s->driver->set_param(wpa_s->drv_priv, param);
453 	return 0;
454 }
455 
wpa_drv_set_drop_unencrypted(struct wpa_supplicant * wpa_s,int enabled)456 static inline int wpa_drv_set_drop_unencrypted(struct wpa_supplicant *wpa_s,
457 					       int enabled)
458 {
459 	if (wpa_s->driver->set_drop_unencrypted) {
460 		return wpa_s->driver->set_drop_unencrypted(wpa_s->drv_priv,
461 							   enabled);
462 	}
463 	return -1;
464 }
465 
wpa_drv_set_countermeasures(struct wpa_supplicant * wpa_s,int enabled)466 static inline int wpa_drv_set_countermeasures(struct wpa_supplicant *wpa_s,
467 					      int enabled)
468 {
469 	if (wpa_s->driver->set_countermeasures) {
470 		return wpa_s->driver->set_countermeasures(wpa_s->drv_priv,
471 							  enabled);
472 	}
473 	return -1;
474 }
475 
wpa_drv_set_auth_alg(struct wpa_supplicant * wpa_s,int auth_alg)476 static inline int wpa_drv_set_auth_alg(struct wpa_supplicant *wpa_s,
477 				       int auth_alg)
478 {
479 	if (wpa_s->driver->set_auth_alg) {
480 		return wpa_s->driver->set_auth_alg(wpa_s->drv_priv,
481 						   auth_alg);
482 	}
483 	return -1;
484 }
485 
wpa_drv_set_wpa(struct wpa_supplicant * wpa_s,int enabled)486 static inline int wpa_drv_set_wpa(struct wpa_supplicant *wpa_s, int enabled)
487 {
488 	if (wpa_s->driver->set_wpa) {
489 		return wpa_s->driver->set_wpa(wpa_s->drv_priv, enabled);
490 	}
491 	return 0;
492 }
493 
wpa_drv_set_mode(struct wpa_supplicant * wpa_s,int mode)494 static inline int wpa_drv_set_mode(struct wpa_supplicant *wpa_s, int mode)
495 {
496 	if (wpa_s->driver->set_mode) {
497 		return wpa_s->driver->set_mode(wpa_s->drv_priv, mode);
498 	}
499 	return 0;
500 }
501 
wpa_drv_associate(struct wpa_supplicant * wpa_s,struct wpa_driver_associate_params * params)502 static inline int wpa_drv_associate(struct wpa_supplicant *wpa_s,
503 				    struct wpa_driver_associate_params *params)
504 {
505 	if (wpa_s->driver->associate) {
506 		return wpa_s->driver->associate(wpa_s->drv_priv, params);
507 	}
508 	return -1;
509 }
510 
wpa_drv_get_scan_results(struct wpa_supplicant * wpa_s,struct wpa_scan_result * results,size_t max_size)511 static inline int wpa_drv_get_scan_results(struct wpa_supplicant *wpa_s,
512 					   struct wpa_scan_result *results,
513 					   size_t max_size)
514 {
515 	if (wpa_s->driver->get_scan_results) {
516 		return wpa_s->driver->get_scan_results(wpa_s->drv_priv,
517 						       results, max_size);
518 	}
519 	return -1;
520 }
521 
wpa_drv_get_scan_results2(struct wpa_supplicant * wpa_s)522 static inline struct wpa_scan_results * wpa_drv_get_scan_results2(
523 	struct wpa_supplicant *wpa_s)
524 {
525 	if (wpa_s->driver->get_scan_results2)
526 		return wpa_s->driver->get_scan_results2(wpa_s->drv_priv);
527 	return NULL;
528 }
529 
wpa_drv_get_bssid(struct wpa_supplicant * wpa_s,u8 * bssid)530 static inline int wpa_drv_get_bssid(struct wpa_supplicant *wpa_s, u8 *bssid)
531 {
532 	if (wpa_s->driver->get_bssid) {
533 		return wpa_s->driver->get_bssid(wpa_s->drv_priv, bssid);
534 	}
535 	return -1;
536 }
537 
wpa_drv_get_ssid(struct wpa_supplicant * wpa_s,u8 * ssid)538 static inline int wpa_drv_get_ssid(struct wpa_supplicant *wpa_s, u8 *ssid)
539 {
540 	if (wpa_s->driver->get_ssid) {
541 		return wpa_s->driver->get_ssid(wpa_s->drv_priv, ssid);
542 	}
543 	return -1;
544 }
545 
wpa_drv_set_key(struct wpa_supplicant * wpa_s,wpa_alg alg,const u8 * addr,int key_idx,int set_tx,const u8 * seq,size_t seq_len,const u8 * key,size_t key_len)546 static inline int wpa_drv_set_key(struct wpa_supplicant *wpa_s, wpa_alg alg,
547 				   const u8 *addr, int key_idx, int set_tx,
548 				   const u8 *seq, size_t seq_len,
549 				   const u8 *key, size_t key_len)
550 {
551 	if (wpa_s->driver->set_key) {
552 		wpa_s->keys_cleared = 0;
553 		return wpa_s->driver->set_key(wpa_s->drv_priv, alg, addr,
554 					      key_idx, set_tx, seq, seq_len,
555 					      key, key_len);
556 	}
557 	return -1;
558 }
559 
wpa_drv_deauthenticate(struct wpa_supplicant * wpa_s,const u8 * addr,int reason_code)560 static inline int wpa_drv_deauthenticate(struct wpa_supplicant *wpa_s,
561 					 const u8 *addr, int reason_code)
562 {
563 	if (wpa_s->driver->deauthenticate) {
564 		return wpa_s->driver->deauthenticate(wpa_s->drv_priv, addr,
565 						     reason_code);
566 	}
567 	return -1;
568 }
569 
wpa_drv_disassociate(struct wpa_supplicant * wpa_s,const u8 * addr,int reason_code)570 static inline int wpa_drv_disassociate(struct wpa_supplicant *wpa_s,
571 				       const u8 *addr, int reason_code)
572 {
573 	if (wpa_s->driver->disassociate) {
574 		return wpa_s->driver->disassociate(wpa_s->drv_priv, addr,
575 						   reason_code);
576 	}
577 	return -1;
578 }
579 
wpa_drv_add_pmkid(struct wpa_supplicant * wpa_s,const u8 * bssid,const u8 * pmkid)580 static inline int wpa_drv_add_pmkid(struct wpa_supplicant *wpa_s,
581 				    const u8 *bssid, const u8 *pmkid)
582 {
583 	if (wpa_s->driver->add_pmkid) {
584 		return wpa_s->driver->add_pmkid(wpa_s->drv_priv, bssid, pmkid);
585 	}
586 	return -1;
587 }
588 
wpa_drv_remove_pmkid(struct wpa_supplicant * wpa_s,const u8 * bssid,const u8 * pmkid)589 static inline int wpa_drv_remove_pmkid(struct wpa_supplicant *wpa_s,
590 				       const u8 *bssid, const u8 *pmkid)
591 {
592 	if (wpa_s->driver->remove_pmkid) {
593 		return wpa_s->driver->remove_pmkid(wpa_s->drv_priv, bssid,
594 						   pmkid);
595 	}
596 	return -1;
597 }
598 
wpa_drv_flush_pmkid(struct wpa_supplicant * wpa_s)599 static inline int wpa_drv_flush_pmkid(struct wpa_supplicant *wpa_s)
600 {
601 	if (wpa_s->driver->flush_pmkid) {
602 		return wpa_s->driver->flush_pmkid(wpa_s->drv_priv);
603 	}
604 	return -1;
605 }
606 
wpa_drv_get_capa(struct wpa_supplicant * wpa_s,struct wpa_driver_capa * capa)607 static inline int wpa_drv_get_capa(struct wpa_supplicant *wpa_s,
608 				   struct wpa_driver_capa *capa)
609 {
610 	if (wpa_s->driver->get_capa) {
611 		return wpa_s->driver->get_capa(wpa_s->drv_priv, capa);
612 	}
613 	return -1;
614 }
615 
wpa_drv_poll(struct wpa_supplicant * wpa_s)616 static inline void wpa_drv_poll(struct wpa_supplicant *wpa_s)
617 {
618 	if (wpa_s->driver->poll) {
619 		wpa_s->driver->poll(wpa_s->drv_priv);
620 	}
621 }
622 
wpa_drv_get_ifname(struct wpa_supplicant * wpa_s)623 static inline const char * wpa_drv_get_ifname(struct wpa_supplicant *wpa_s)
624 {
625 	if (wpa_s->driver->get_ifname) {
626 		return wpa_s->driver->get_ifname(wpa_s->drv_priv);
627 	}
628 	return NULL;
629 }
630 
wpa_drv_get_mac_addr(struct wpa_supplicant * wpa_s)631 static inline const u8 * wpa_drv_get_mac_addr(struct wpa_supplicant *wpa_s)
632 {
633 	if (wpa_s->driver->get_mac_addr) {
634 		return wpa_s->driver->get_mac_addr(wpa_s->drv_priv);
635 	}
636 	return NULL;
637 }
638 
wpa_drv_send_eapol(struct wpa_supplicant * wpa_s,const u8 * dst,u16 proto,const u8 * data,size_t data_len)639 static inline int wpa_drv_send_eapol(struct wpa_supplicant *wpa_s,
640 				     const u8 *dst, u16 proto,
641 				     const u8 *data, size_t data_len)
642 {
643 	if (wpa_s->driver->send_eapol)
644 		return wpa_s->driver->send_eapol(wpa_s->drv_priv, dst, proto,
645 						 data, data_len);
646 	return -1;
647 }
648 
wpa_drv_set_operstate(struct wpa_supplicant * wpa_s,int state)649 static inline int wpa_drv_set_operstate(struct wpa_supplicant *wpa_s,
650 					int state)
651 {
652 	if (wpa_s->driver->set_operstate)
653 		return wpa_s->driver->set_operstate(wpa_s->drv_priv, state);
654 	return 0;
655 }
656 
wpa_drv_mlme_setprotection(struct wpa_supplicant * wpa_s,const u8 * addr,int protect_type,int key_type)657 static inline int wpa_drv_mlme_setprotection(struct wpa_supplicant *wpa_s,
658 					     const u8 *addr, int protect_type,
659 					     int key_type)
660 {
661 	if (wpa_s->driver->mlme_setprotection)
662 		return wpa_s->driver->mlme_setprotection(wpa_s->drv_priv, addr,
663 							 protect_type,
664 							 key_type);
665 	return 0;
666 }
667 
668 static inline struct wpa_hw_modes *
wpa_drv_get_hw_feature_data(struct wpa_supplicant * wpa_s,u16 * num_modes,u16 * flags)669 wpa_drv_get_hw_feature_data(struct wpa_supplicant *wpa_s, u16 *num_modes,
670 			    u16 *flags)
671 {
672 	if (wpa_s->driver->get_hw_feature_data)
673 		return wpa_s->driver->get_hw_feature_data(wpa_s->drv_priv,
674 							  num_modes, flags);
675 	return NULL;
676 }
677 
wpa_drv_set_channel(struct wpa_supplicant * wpa_s,wpa_hw_mode phymode,int chan,int freq)678 static inline int wpa_drv_set_channel(struct wpa_supplicant *wpa_s,
679 				      wpa_hw_mode phymode, int chan,
680 				      int freq)
681 {
682 	if (wpa_s->driver->set_channel)
683 		return wpa_s->driver->set_channel(wpa_s->drv_priv, phymode,
684 						  chan, freq);
685 	return -1;
686 }
687 
wpa_drv_set_ssid(struct wpa_supplicant * wpa_s,const u8 * ssid,size_t ssid_len)688 static inline int wpa_drv_set_ssid(struct wpa_supplicant *wpa_s,
689 				   const u8 *ssid, size_t ssid_len)
690 {
691 	if (wpa_s->driver->set_ssid) {
692 		return wpa_s->driver->set_ssid(wpa_s->drv_priv, ssid,
693 					       ssid_len);
694 	}
695 	return -1;
696 }
697 
wpa_drv_set_bssid(struct wpa_supplicant * wpa_s,const u8 * bssid)698 static inline int wpa_drv_set_bssid(struct wpa_supplicant *wpa_s,
699 				    const u8 *bssid)
700 {
701 	if (wpa_s->driver->set_bssid) {
702 		return wpa_s->driver->set_bssid(wpa_s->drv_priv, bssid);
703 	}
704 	return -1;
705 }
706 
wpa_drv_set_country(struct wpa_supplicant * wpa_s,const char * alpha2)707 static inline int wpa_drv_set_country(struct wpa_supplicant *wpa_s,
708 				      const char *alpha2)
709 {
710 	if (wpa_s->driver->set_country)
711 		return wpa_s->driver->set_country(wpa_s->drv_priv, alpha2);
712 	return 0;
713 }
714 
wpa_drv_send_mlme(struct wpa_supplicant * wpa_s,const u8 * data,size_t data_len)715 static inline int wpa_drv_send_mlme(struct wpa_supplicant *wpa_s,
716 				    const u8 *data, size_t data_len)
717 {
718 	if (wpa_s->driver->send_mlme)
719 		return wpa_s->driver->send_mlme(wpa_s->drv_priv,
720 						data, data_len);
721 	return -1;
722 }
723 
wpa_drv_mlme_add_sta(struct wpa_supplicant * wpa_s,const u8 * addr,const u8 * supp_rates,size_t supp_rates_len)724 static inline int wpa_drv_mlme_add_sta(struct wpa_supplicant *wpa_s,
725 				       const u8 *addr, const u8 *supp_rates,
726 				       size_t supp_rates_len)
727 {
728 	if (wpa_s->driver->mlme_add_sta)
729 		return wpa_s->driver->mlme_add_sta(wpa_s->drv_priv, addr,
730 						   supp_rates, supp_rates_len);
731 	return -1;
732 }
733 
wpa_drv_mlme_remove_sta(struct wpa_supplicant * wpa_s,const u8 * addr)734 static inline int wpa_drv_mlme_remove_sta(struct wpa_supplicant *wpa_s,
735 					  const u8 *addr)
736 {
737 	if (wpa_s->driver->mlme_remove_sta)
738 		return wpa_s->driver->mlme_remove_sta(wpa_s->drv_priv, addr);
739 	return -1;
740 }
741 
wpa_drv_update_ft_ies(struct wpa_supplicant * wpa_s,const u8 * md,const u8 * ies,size_t ies_len)742 static inline int wpa_drv_update_ft_ies(struct wpa_supplicant *wpa_s,
743 					const u8 *md,
744 					const u8 *ies, size_t ies_len)
745 {
746 	if (wpa_s->driver->update_ft_ies)
747 		return wpa_s->driver->update_ft_ies(wpa_s->drv_priv, md,
748 						    ies, ies_len);
749 	return -1;
750 }
751 
wpa_drv_send_ft_action(struct wpa_supplicant * wpa_s,u8 action,const u8 * target_ap,const u8 * ies,size_t ies_len)752 static inline int wpa_drv_send_ft_action(struct wpa_supplicant *wpa_s,
753 					 u8 action, const u8 *target_ap,
754 					 const u8 *ies, size_t ies_len)
755 {
756 	if (wpa_s->driver->send_ft_action)
757 		return wpa_s->driver->send_ft_action(wpa_s->drv_priv, action,
758 						     target_ap, ies, ies_len);
759 	return -1;
760 }
761 
wpa_drv_set_probe_req_ie(struct wpa_supplicant * wpa_s,const u8 * ies,size_t ies_len)762 static inline int wpa_drv_set_probe_req_ie(struct wpa_supplicant *wpa_s,
763 					   const u8 *ies, size_t ies_len)
764 {
765 	if (wpa_s->driver->set_probe_req_ie)
766 		return wpa_s->driver->set_probe_req_ie(wpa_s->drv_priv, ies,
767 						       ies_len);
768 	return -1;
769 }
770 
771 #ifdef ANDROID
wpa_drv_driver_cmd(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buf_len)772 static inline int wpa_drv_driver_cmd(struct wpa_supplicant *wpa_s,
773 					  char *cmd, char *buf, size_t buf_len)
774 {
775 	if (wpa_s->driver->driver_cmd)
776 		return wpa_s->driver->driver_cmd(wpa_s->drv_priv, cmd, buf, buf_len);
777 	return -1;
778 }
779 #endif
780 #endif /* WPA_SUPPLICANT_I_H */
781