1 /*
2 * wpa_supplicant - Internal definitions
3 * Copyright (c) 2003-2014, 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 WPA_SUPPLICANT_I_H
10 #define WPA_SUPPLICANT_I_H
11
12 #include "utils/list.h"
13 #include "common/defs.h"
14 #include "common/sae.h"
15 #include "common/wpa_ctrl.h"
16 #include "wps/wps_defs.h"
17 #include "config_ssid.h"
18
19 extern const char *wpa_supplicant_version;
20 extern const char *wpa_supplicant_license;
21 #ifndef CONFIG_NO_STDOUT_DEBUG
22 extern const char *wpa_supplicant_full_license1;
23 extern const char *wpa_supplicant_full_license2;
24 extern const char *wpa_supplicant_full_license3;
25 extern const char *wpa_supplicant_full_license4;
26 extern const char *wpa_supplicant_full_license5;
27 #endif /* CONFIG_NO_STDOUT_DEBUG */
28
29 struct wpa_sm;
30 struct wpa_supplicant;
31 struct ibss_rsn;
32 struct scan_info;
33 struct wpa_bss;
34 struct wpa_scan_results;
35 struct hostapd_hw_modes;
36 struct wpa_driver_associate_params;
37
38 /*
39 * Forward declarations of private structures used within the ctrl_iface
40 * backends. Other parts of wpa_supplicant do not have access to data stored in
41 * these structures.
42 */
43 struct ctrl_iface_priv;
44 struct ctrl_iface_global_priv;
45 struct wpas_dbus_priv;
46
47 /**
48 * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
49 */
50 struct wpa_interface {
51 /**
52 * confname - Configuration name (file or profile) name
53 *
54 * This can also be %NULL when a configuration file is not used. In
55 * that case, ctrl_interface must be set to allow the interface to be
56 * configured.
57 */
58 const char *confname;
59
60 /**
61 * confanother - Additional configuration name (file or profile) name
62 *
63 * This can also be %NULL when the additional configuration file is not
64 * used.
65 */
66 const char *confanother;
67
68 #ifdef CONFIG_P2P
69 /**
70 * conf_p2p_dev - Configuration file used to hold the
71 * P2P Device configuration parameters.
72 *
73 * This can also be %NULL. In such a case, if a P2P Device dedicated
74 * interfaces is created, the main configuration file will be used.
75 */
76 const char *conf_p2p_dev;
77 #endif /* CONFIG_P2P */
78
79 /**
80 * ctrl_interface - Control interface parameter
81 *
82 * If a configuration file is not used, this variable can be used to
83 * set the ctrl_interface parameter that would have otherwise been read
84 * from the configuration file. If both confname and ctrl_interface are
85 * set, ctrl_interface is used to override the value from configuration
86 * file.
87 */
88 const char *ctrl_interface;
89
90 /**
91 * driver - Driver interface name, or %NULL to use the default driver
92 */
93 const char *driver;
94
95 /**
96 * driver_param - Driver interface parameters
97 *
98 * If a configuration file is not used, this variable can be used to
99 * set the driver_param parameters that would have otherwise been read
100 * from the configuration file. If both confname and driver_param are
101 * set, driver_param is used to override the value from configuration
102 * file.
103 */
104 const char *driver_param;
105
106 /**
107 * ifname - Interface name
108 */
109 const char *ifname;
110
111 /**
112 * bridge_ifname - Optional bridge interface name
113 *
114 * If the driver interface (ifname) is included in a Linux bridge
115 * device, the bridge interface may need to be used for receiving EAPOL
116 * frames. This can be enabled by setting this variable to enable
117 * receiving of EAPOL frames from an additional interface.
118 */
119 const char *bridge_ifname;
120
121 /**
122 * p2p_mgmt - Interface used for P2P management (P2P Device operations)
123 *
124 * Indicates whether wpas_p2p_init() must be called for this interface.
125 * This is used only when the driver supports a dedicated P2P Device
126 * interface that is not a network interface.
127 */
128 int p2p_mgmt;
129 };
130
131 /**
132 * struct wpa_params - Parameters for wpa_supplicant_init()
133 */
134 struct wpa_params {
135 /**
136 * daemonize - Run %wpa_supplicant in the background
137 */
138 int daemonize;
139
140 /**
141 * wait_for_monitor - Wait for a monitor program before starting
142 */
143 int wait_for_monitor;
144
145 /**
146 * pid_file - Path to a PID (process ID) file
147 *
148 * If this and daemonize are set, process ID of the background process
149 * will be written to the specified file.
150 */
151 char *pid_file;
152
153 /**
154 * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
155 */
156 int wpa_debug_level;
157
158 /**
159 * wpa_debug_show_keys - Whether keying material is included in debug
160 *
161 * This parameter can be used to allow keying material to be included
162 * in debug messages. This is a security risk and this option should
163 * not be enabled in normal configuration. If needed during
164 * development or while troubleshooting, this option can provide more
165 * details for figuring out what is happening.
166 */
167 int wpa_debug_show_keys;
168
169 /**
170 * wpa_debug_timestamp - Whether to include timestamp in debug messages
171 */
172 int wpa_debug_timestamp;
173
174 /**
175 * ctrl_interface - Global ctrl_iface path/parameter
176 */
177 char *ctrl_interface;
178
179 /**
180 * ctrl_interface_group - Global ctrl_iface group
181 */
182 char *ctrl_interface_group;
183
184 /**
185 * dbus_ctrl_interface - Enable the DBus control interface
186 */
187 int dbus_ctrl_interface;
188
189 /**
190 * wpa_debug_file_path - Path of debug file or %NULL to use stdout
191 */
192 const char *wpa_debug_file_path;
193
194 /**
195 * wpa_debug_syslog - Enable log output through syslog
196 */
197 int wpa_debug_syslog;
198
199 /**
200 * wpa_debug_tracing - Enable log output through Linux tracing
201 */
202 int wpa_debug_tracing;
203
204 /**
205 * override_driver - Optional driver parameter override
206 *
207 * This parameter can be used to override the driver parameter in
208 * dynamic interface addition to force a specific driver wrapper to be
209 * used instead.
210 */
211 char *override_driver;
212
213 /**
214 * override_ctrl_interface - Optional ctrl_interface override
215 *
216 * This parameter can be used to override the ctrl_interface parameter
217 * in dynamic interface addition to force a control interface to be
218 * created.
219 */
220 char *override_ctrl_interface;
221
222 /**
223 * entropy_file - Optional entropy file
224 *
225 * This parameter can be used to configure wpa_supplicant to maintain
226 * its internal entropy store over restarts.
227 */
228 char *entropy_file;
229 };
230
231 struct p2p_srv_bonjour {
232 struct dl_list list;
233 struct wpabuf *query;
234 struct wpabuf *resp;
235 };
236
237 struct p2p_srv_upnp {
238 struct dl_list list;
239 u8 version;
240 char *service;
241 };
242
243 /**
244 * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
245 *
246 * This structure is initialized by calling wpa_supplicant_init() when starting
247 * %wpa_supplicant.
248 */
249 struct wpa_global {
250 struct wpa_supplicant *ifaces;
251 struct wpa_params params;
252 struct ctrl_iface_global_priv *ctrl_iface;
253 struct wpas_dbus_priv *dbus;
254 void **drv_priv;
255 size_t drv_count;
256 struct os_time suspend_time;
257 struct p2p_data *p2p;
258 struct wpa_supplicant *p2p_init_wpa_s;
259 struct wpa_supplicant *p2p_group_formation;
260 struct wpa_supplicant *p2p_invite_group;
261 u8 p2p_dev_addr[ETH_ALEN];
262 struct os_reltime p2p_go_wait_client;
263 struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
264 struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
265 int p2p_disabled;
266 int cross_connection;
267 struct wpa_freq_range_list p2p_disallow_freq;
268 struct wpa_freq_range_list p2p_go_avoid_freq;
269 enum wpa_conc_pref {
270 WPA_CONC_PREF_NOT_SET,
271 WPA_CONC_PREF_STA,
272 WPA_CONC_PREF_P2P
273 } conc_pref;
274 unsigned int p2p_per_sta_psk:1;
275 unsigned int p2p_fail_on_wps_complete:1;
276
277 #ifdef CONFIG_WIFI_DISPLAY
278 int wifi_display;
279 #define MAX_WFD_SUBELEMS 10
280 struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
281 #endif /* CONFIG_WIFI_DISPLAY */
282
283 struct psk_list_entry *add_psk; /* From group formation */
284 };
285
286
287 /**
288 * struct wpa_radio - Internal data for per-radio information
289 *
290 * This structure is used to share data about configured interfaces
291 * (struct wpa_supplicant) that share the same physical radio, e.g., to allow
292 * better coordination of offchannel operations.
293 */
294 struct wpa_radio {
295 char name[16]; /* from driver_ops get_radio_name() or empty if not
296 * available */
297 struct dl_list ifaces; /* struct wpa_supplicant::radio_list entries */
298 struct dl_list work; /* struct wpa_radio_work::list entries */
299 };
300
301 /**
302 * struct wpa_radio_work - Radio work item
303 */
304 struct wpa_radio_work {
305 struct dl_list list;
306 unsigned int freq; /* known frequency (MHz) or 0 for multiple/unknown */
307 const char *type;
308 struct wpa_supplicant *wpa_s;
309 void (*cb)(struct wpa_radio_work *work, int deinit);
310 void *ctx;
311 unsigned int started:1;
312 struct os_reltime time;
313 };
314
315 int radio_add_work(struct wpa_supplicant *wpa_s, unsigned int freq,
316 const char *type, int next,
317 void (*cb)(struct wpa_radio_work *work, int deinit),
318 void *ctx);
319 void radio_work_done(struct wpa_radio_work *work);
320 void radio_remove_works(struct wpa_supplicant *wpa_s,
321 const char *type, int remove_all);
322 void radio_work_check_next(struct wpa_supplicant *wpa_s);
323 struct wpa_radio_work *
324 radio_work_pending(struct wpa_supplicant *wpa_s, const char *type);
325
326 struct wpa_connect_work {
327 unsigned int sme:1;
328 unsigned int bss_removed:1;
329 struct wpa_bss *bss;
330 struct wpa_ssid *ssid;
331 };
332
333 int wpas_valid_bss_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *test_bss,
334 struct wpa_ssid *test_ssid);
335 void wpas_connect_work_free(struct wpa_connect_work *cwork);
336 void wpas_connect_work_done(struct wpa_supplicant *wpa_s);
337
338 struct wpa_external_work {
339 unsigned int id;
340 char type[100];
341 unsigned int timeout;
342 };
343
344 /**
345 * offchannel_send_action_result - Result of offchannel send Action frame
346 */
347 enum offchannel_send_action_result {
348 OFFCHANNEL_SEND_ACTION_SUCCESS /**< Frame was send and acknowledged */,
349 OFFCHANNEL_SEND_ACTION_NO_ACK /**< Frame was sent, but not acknowledged
350 */,
351 OFFCHANNEL_SEND_ACTION_FAILED /**< Frame was not sent due to a failure
352 */
353 };
354
355 struct wps_ap_info {
356 u8 bssid[ETH_ALEN];
357 enum wps_ap_info_type {
358 WPS_AP_NOT_SEL_REG,
359 WPS_AP_SEL_REG,
360 WPS_AP_SEL_REG_OUR
361 } type;
362 unsigned int tries;
363 struct os_reltime last_attempt;
364 };
365
366 struct wpa_ssid_value {
367 u8 ssid[32];
368 size_t ssid_len;
369 };
370
371 #define WPA_FREQ_USED_BY_INFRA_STATION BIT(0)
372 #define WPA_FREQ_USED_BY_P2P_CLIENT BIT(1)
373
374 struct wpa_used_freq_data {
375 int freq;
376 unsigned int flags;
377 };
378
379 /**
380 * struct wpa_supplicant - Internal data for wpa_supplicant interface
381 *
382 * This structure contains the internal data for core wpa_supplicant code. This
383 * should be only used directly from the core code. However, a pointer to this
384 * data is used from other files as an arbitrary context pointer in calls to
385 * core functions.
386 */
387 struct wpa_supplicant {
388 struct wpa_global *global;
389 struct wpa_radio *radio; /* shared radio context */
390 struct dl_list radio_list; /* list head: struct wpa_radio::ifaces */
391 struct wpa_supplicant *parent;
392 struct wpa_supplicant *next;
393 struct l2_packet_data *l2;
394 struct l2_packet_data *l2_br;
395 unsigned char own_addr[ETH_ALEN];
396 unsigned char perm_addr[ETH_ALEN];
397 char ifname[100];
398 #ifdef CONFIG_CTRL_IFACE_DBUS
399 char *dbus_path;
400 #endif /* CONFIG_CTRL_IFACE_DBUS */
401 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
402 char *dbus_new_path;
403 char *dbus_groupobj_path;
404 #ifdef CONFIG_AP
405 char *preq_notify_peer;
406 #endif /* CONFIG_AP */
407 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
408 char bridge_ifname[16];
409
410 char *confname;
411 char *confanother;
412
413 struct wpa_config *conf;
414 int countermeasures;
415 struct os_reltime last_michael_mic_error;
416 u8 bssid[ETH_ALEN];
417 u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
418 * field contains the target BSSID. */
419 int reassociate; /* reassociation requested */
420 int disconnected; /* all connections disabled; i.e., do no reassociate
421 * before this has been cleared */
422 struct wpa_ssid *current_ssid;
423 struct wpa_ssid *last_ssid;
424 struct wpa_bss *current_bss;
425 int ap_ies_from_associnfo;
426 unsigned int assoc_freq;
427
428 /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
429 int pairwise_cipher;
430 int group_cipher;
431 int key_mgmt;
432 int wpa_proto;
433 int mgmt_group_cipher;
434
435 void *drv_priv; /* private data used by driver_ops */
436 void *global_drv_priv;
437
438 u8 *bssid_filter;
439 size_t bssid_filter_count;
440
441 u8 *disallow_aps_bssid;
442 size_t disallow_aps_bssid_count;
443 struct wpa_ssid_value *disallow_aps_ssid;
444 size_t disallow_aps_ssid_count;
445
446 enum { WPA_SETBAND_AUTO, WPA_SETBAND_5G, WPA_SETBAND_2G } setband;
447
448 /* Preferred network for the next connection attempt */
449 struct wpa_ssid *next_ssid;
450
451 /* previous scan was wildcard when interleaving between
452 * wildcard scans and specific SSID scan when max_ssids=1 */
453 int prev_scan_wildcard;
454 struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
455 * NULL = not yet initialized (start
456 * with wildcard SSID)
457 * WILDCARD_SSID_SCAN = wildcard
458 * SSID was used in the previous scan
459 */
460 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
461
462 struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
463 int sched_scan_timeout;
464 int sched_scan_interval;
465 int first_sched_scan;
466 int sched_scan_timed_out;
467
468 void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
469 struct wpa_scan_results *scan_res);
470 struct dl_list bss; /* struct wpa_bss::list */
471 struct dl_list bss_id; /* struct wpa_bss::list_id */
472 size_t num_bss;
473 unsigned int bss_update_idx;
474 unsigned int bss_next_id;
475
476 /*
477 * Pointers to BSS entries in the order they were in the last scan
478 * results.
479 */
480 struct wpa_bss **last_scan_res;
481 unsigned int last_scan_res_used;
482 unsigned int last_scan_res_size;
483 struct os_reltime last_scan;
484
485 struct wpa_driver_ops *driver;
486 int interface_removed; /* whether the network interface has been
487 * removed */
488 struct wpa_sm *wpa;
489 struct eapol_sm *eapol;
490
491 struct ctrl_iface_priv *ctrl_iface;
492
493 enum wpa_states wpa_state;
494 struct wpa_radio_work *scan_work;
495 int scanning;
496 int sched_scanning;
497 int new_connection;
498
499 int eapol_received; /* number of EAPOL packets received after the
500 * previous association event */
501
502 struct scard_data *scard;
503 char imsi[20];
504 int mnc_len;
505
506 unsigned char last_eapol_src[ETH_ALEN];
507
508 unsigned int keys_cleared; /* bitfield of key indexes that the driver is
509 * known not to be configured with a key */
510
511 struct wpa_blacklist *blacklist;
512
513 /**
514 * extra_blacklist_count - Sum of blacklist counts after last connection
515 *
516 * This variable is used to maintain a count of temporary blacklisting
517 * failures (maximum number for any BSS) over blacklist clear
518 * operations. This is needed for figuring out whether there has been
519 * failures prior to the last blacklist clear operation which happens
520 * whenever no other not-blacklisted BSS candidates are available. This
521 * gets cleared whenever a connection has been established successfully.
522 */
523 int extra_blacklist_count;
524
525 /**
526 * scan_req - Type of the scan request
527 */
528 enum scan_req_type {
529 /**
530 * NORMAL_SCAN_REQ - Normal scan request
531 *
532 * This is used for scans initiated by wpa_supplicant to find an
533 * AP for a connection.
534 */
535 NORMAL_SCAN_REQ,
536
537 /**
538 * INITIAL_SCAN_REQ - Initial scan request
539 *
540 * This is used for the first scan on an interface to force at
541 * least one scan to be run even if the configuration does not
542 * include any enabled networks.
543 */
544 INITIAL_SCAN_REQ,
545
546 /**
547 * MANUAL_SCAN_REQ - Manual scan request
548 *
549 * This is used for scans where the user request a scan or
550 * a specific wpa_supplicant operation (e.g., WPS) requires scan
551 * to be run.
552 */
553 MANUAL_SCAN_REQ
554 } scan_req, last_scan_req;
555 struct os_reltime scan_trigger_time, scan_start_time;
556 int scan_runs; /* number of scan runs since WPS was started */
557 int *next_scan_freqs;
558 int *manual_scan_freqs;
559 int *manual_sched_scan_freqs;
560 unsigned int manual_scan_passive:1;
561 unsigned int manual_scan_use_id:1;
562 unsigned int manual_scan_only_new:1;
563 unsigned int own_scan_requested:1;
564 unsigned int own_scan_running:1;
565 unsigned int external_scan_running:1;
566 unsigned int clear_driver_scan_cache:1;
567 unsigned int manual_scan_id;
568 int scan_interval; /* time in sec between scans to find suitable AP */
569 int normal_scans; /* normal scans run before sched_scan */
570 int scan_for_connection; /* whether the scan request was triggered for
571 * finding a connection */
572 #define MAX_SCAN_ID 16
573 int scan_id[MAX_SCAN_ID];
574 unsigned int scan_id_count;
575
576 unsigned int drv_flags;
577 unsigned int drv_enc;
578
579 /*
580 * A bitmap of supported protocols for probe response offload. See
581 * struct wpa_driver_capa in driver.h
582 */
583 unsigned int probe_resp_offloads;
584
585 /* extended capabilities supported by the driver */
586 const u8 *extended_capa, *extended_capa_mask;
587 unsigned int extended_capa_len;
588
589 int max_scan_ssids;
590 int max_sched_scan_ssids;
591 int sched_scan_supported;
592 unsigned int max_match_sets;
593 unsigned int max_remain_on_chan;
594 unsigned int max_stations;
595
596 int pending_mic_error_report;
597 int pending_mic_error_pairwise;
598 int mic_errors_seen; /* Michael MIC errors with the current PTK */
599
600 struct wps_context *wps;
601 int wps_success; /* WPS success event received */
602 struct wps_er *wps_er;
603 unsigned int wps_run;
604 int blacklist_cleared;
605
606 struct wpabuf *pending_eapol_rx;
607 struct os_reltime pending_eapol_rx_time;
608 u8 pending_eapol_rx_src[ETH_ALEN];
609 unsigned int last_eapol_matches_bssid:1;
610 unsigned int eap_expected_failure:1;
611 unsigned int reattach:1; /* reassociation to the same BSS requested */
612 unsigned int mac_addr_changed:1;
613
614 struct os_reltime last_mac_addr_change;
615 int last_mac_addr_style;
616
617 struct ibss_rsn *ibss_rsn;
618
619 int set_sta_uapsd;
620 int sta_uapsd;
621 int set_ap_uapsd;
622 int ap_uapsd;
623
624 #ifdef CONFIG_SME
625 struct {
626 u8 ssid[32];
627 size_t ssid_len;
628 int freq;
629 u8 assoc_req_ie[200];
630 size_t assoc_req_ie_len;
631 int mfp;
632 int ft_used;
633 u8 mobility_domain[2];
634 u8 *ft_ies;
635 size_t ft_ies_len;
636 u8 prev_bssid[ETH_ALEN];
637 int prev_bssid_set;
638 int auth_alg;
639 int proto;
640
641 int sa_query_count; /* number of pending SA Query requests;
642 * 0 = no SA Query in progress */
643 int sa_query_timed_out;
644 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
645 * sa_query_count octets of pending
646 * SA Query transaction identifiers */
647 struct os_reltime sa_query_start;
648 struct os_reltime last_unprot_disconnect;
649 u8 sched_obss_scan;
650 u16 obss_scan_int;
651 u16 bss_max_idle_period;
652 #ifdef CONFIG_SAE
653 struct sae_data sae;
654 struct wpabuf *sae_token;
655 int sae_group_index;
656 #endif /* CONFIG_SAE */
657 } sme;
658 #endif /* CONFIG_SME */
659
660 #ifdef CONFIG_AP
661 struct hostapd_iface *ap_iface;
662 void (*ap_configured_cb)(void *ctx, void *data);
663 void *ap_configured_cb_ctx;
664 void *ap_configured_cb_data;
665 #endif /* CONFIG_AP */
666
667 unsigned int off_channel_freq;
668 struct wpabuf *pending_action_tx;
669 u8 pending_action_src[ETH_ALEN];
670 u8 pending_action_dst[ETH_ALEN];
671 u8 pending_action_bssid[ETH_ALEN];
672 unsigned int pending_action_freq;
673 int pending_action_no_cck;
674 int pending_action_without_roc;
675 unsigned int pending_action_tx_done:1;
676 void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
677 unsigned int freq, const u8 *dst,
678 const u8 *src, const u8 *bssid,
679 const u8 *data, size_t data_len,
680 enum offchannel_send_action_result
681 result);
682 unsigned int roc_waiting_drv_freq;
683 int action_tx_wait_time;
684
685 int p2p_mgmt;
686
687 #ifdef CONFIG_P2P
688 struct p2p_go_neg_results *go_params;
689 int create_p2p_iface;
690 u8 pending_interface_addr[ETH_ALEN];
691 char pending_interface_name[100];
692 int pending_interface_type;
693 int p2p_group_idx;
694 unsigned int pending_listen_freq;
695 unsigned int pending_listen_duration;
696 enum {
697 NOT_P2P_GROUP_INTERFACE,
698 P2P_GROUP_INTERFACE_PENDING,
699 P2P_GROUP_INTERFACE_GO,
700 P2P_GROUP_INTERFACE_CLIENT
701 } p2p_group_interface;
702 struct p2p_group *p2p_group;
703 int p2p_long_listen; /* remaining time in long Listen state in ms */
704 char p2p_pin[10];
705 int p2p_wps_method;
706 u8 p2p_auth_invite[ETH_ALEN];
707 int p2p_sd_over_ctrl_iface;
708 int p2p_in_provisioning;
709 int p2p_in_invitation;
710 int p2p_invite_go_freq;
711 int pending_invite_ssid_id;
712 int show_group_started;
713 u8 go_dev_addr[ETH_ALEN];
714 int pending_pd_before_join;
715 u8 pending_join_iface_addr[ETH_ALEN];
716 u8 pending_join_dev_addr[ETH_ALEN];
717 int pending_join_wps_method;
718 u8 p2p_join_ssid[32];
719 size_t p2p_join_ssid_len;
720 int p2p_join_scan_count;
721 int auto_pd_scan_retry;
722 int force_long_sd;
723 u16 pending_pd_config_methods;
724 enum {
725 NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
726 } pending_pd_use;
727
728 /*
729 * Whether cross connection is disallowed by the AP to which this
730 * interface is associated (only valid if there is an association).
731 */
732 int cross_connect_disallowed;
733
734 /*
735 * Whether this P2P group is configured to use cross connection (only
736 * valid if this is P2P GO interface). The actual cross connect packet
737 * forwarding may not be configured depending on the uplink status.
738 */
739 int cross_connect_enabled;
740
741 /* Whether cross connection forwarding is in use at the moment. */
742 int cross_connect_in_use;
743
744 /*
745 * Uplink interface name for cross connection
746 */
747 char cross_connect_uplink[100];
748
749 unsigned int p2p_auto_join:1;
750 unsigned int p2p_auto_pd:1;
751 unsigned int p2p_persistent_group:1;
752 unsigned int p2p_fallback_to_go_neg:1;
753 unsigned int p2p_pd_before_go_neg:1;
754 unsigned int p2p_go_ht40:1;
755 unsigned int p2p_go_vht:1;
756 unsigned int user_initiated_pd:1;
757 unsigned int p2p_go_group_formation_completed:1;
758 unsigned int waiting_presence_resp;
759 int p2p_first_connection_timeout;
760 unsigned int p2p_nfc_tag_enabled:1;
761 unsigned int p2p_peer_oob_pk_hash_known:1;
762 unsigned int p2p_disable_ip_addr_req:1;
763 int p2p_persistent_go_freq;
764 int p2p_persistent_id;
765 int p2p_go_intent;
766 int p2p_connect_freq;
767 struct os_reltime p2p_auto_started;
768 struct wpa_ssid *p2p_last_4way_hs_fail;
769 struct wpa_radio_work *p2p_scan_work;
770 struct wpa_radio_work *p2p_listen_work;
771 struct wpa_radio_work *p2p_send_action_work;
772
773 u16 p2p_oob_dev_pw_id; /* OOB Device Password Id for group formation */
774 struct wpabuf *p2p_oob_dev_pw; /* OOB Device Password for group
775 * formation */
776 u8 p2p_peer_oob_pubkey_hash[WPS_OOB_PUBKEY_HASH_LEN];
777 u8 p2p_ip_addr_info[3 * 4];
778 #endif /* CONFIG_P2P */
779
780 struct wpa_ssid *bgscan_ssid;
781 const struct bgscan_ops *bgscan;
782 void *bgscan_priv;
783
784 const struct autoscan_ops *autoscan;
785 struct wpa_driver_scan_params *autoscan_params;
786 void *autoscan_priv;
787
788 struct wpa_ssid *connect_without_scan;
789
790 struct wps_ap_info *wps_ap;
791 size_t num_wps_ap;
792 int wps_ap_iter;
793
794 int after_wps;
795 int known_wps_freq;
796 unsigned int wps_freq;
797 int wps_fragment_size;
798 int auto_reconnect_disabled;
799
800 /* Channel preferences for AP/P2P GO use */
801 int best_24_freq;
802 int best_5_freq;
803 int best_overall_freq;
804
805 struct gas_query *gas;
806
807 #ifdef CONFIG_INTERWORKING
808 unsigned int fetch_anqp_in_progress:1;
809 unsigned int network_select:1;
810 unsigned int auto_select:1;
811 unsigned int auto_network_select:1;
812 unsigned int fetch_all_anqp:1;
813 unsigned int fetch_osu_info:1;
814 unsigned int fetch_osu_icon_in_progress:1;
815 struct wpa_bss *interworking_gas_bss;
816 unsigned int osu_icon_id;
817 struct osu_provider *osu_prov;
818 size_t osu_prov_count;
819 struct os_reltime osu_icon_fetch_start;
820 unsigned int num_osu_scans;
821 unsigned int num_prov_found;
822 #endif /* CONFIG_INTERWORKING */
823 unsigned int drv_capa_known;
824
825 struct {
826 struct hostapd_hw_modes *modes;
827 u16 num_modes;
828 u16 flags;
829 } hw;
830 #ifdef CONFIG_MACSEC
831 struct ieee802_1x_kay *kay;
832 #endif /* CONFIG_MACSEC */
833
834 int pno;
835 int pno_sched_pending;
836
837 /* WLAN_REASON_* reason codes. Negative if locally generated. */
838 int disconnect_reason;
839
840 struct ext_password_data *ext_pw;
841
842 struct wpabuf *last_gas_resp, *prev_gas_resp;
843 u8 last_gas_addr[ETH_ALEN], prev_gas_addr[ETH_ALEN];
844 u8 last_gas_dialog_token, prev_gas_dialog_token;
845
846 unsigned int no_keep_alive:1;
847 unsigned int ext_mgmt_frame_handling:1;
848
849 #ifdef CONFIG_WNM
850 u8 wnm_dialog_token;
851 u8 wnm_reply;
852 u8 wnm_num_neighbor_report;
853 u8 wnm_mode;
854 u16 wnm_dissoc_timer;
855 u8 wnm_validity_interval;
856 u8 wnm_bss_termination_duration[12];
857 struct neighbor_report *wnm_neighbor_report_elements;
858 #endif /* CONFIG_WNM */
859
860 #ifdef CONFIG_TESTING_GET_GTK
861 u8 last_gtk[32];
862 size_t last_gtk_len;
863 #endif /* CONFIG_TESTING_GET_GTK */
864
865 unsigned int num_multichan_concurrent;
866 struct wpa_radio_work *connect_work;
867
868 unsigned int ext_work_id;
869
870 struct wpabuf *vendor_elem[NUM_VENDOR_ELEM_FRAMES];
871 };
872
873
874 /* wpa_supplicant.c */
875 void wpa_supplicant_apply_ht_overrides(
876 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
877 struct wpa_driver_associate_params *params);
878 void wpa_supplicant_apply_vht_overrides(
879 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
880 struct wpa_driver_associate_params *params);
881
882 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
883 int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s,
884 struct wpa_ssid *ssid);
885
886 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
887
888 const char * wpa_supplicant_state_txt(enum wpa_states state);
889 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
890 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
891 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
892 struct wpa_bss *bss, struct wpa_ssid *ssid,
893 u8 *wpa_ie, size_t *wpa_ie_len);
894 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
895 struct wpa_bss *bss,
896 struct wpa_ssid *ssid);
897 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
898 struct wpa_ssid *ssid);
899 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
900 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
901 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
902 int sec, int usec);
903 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
904 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
905 enum wpa_states state);
906 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
907 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
908 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
909 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
910 int reason_code);
911
912 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
913 struct wpa_ssid *ssid);
914 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
915 struct wpa_ssid *ssid);
916 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
917 struct wpa_ssid *ssid);
918 int wpas_set_pkcs11_engine_and_module_path(struct wpa_supplicant *wpa_s,
919 const char *pkcs11_engine_path,
920 const char *pkcs11_module_path);
921 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
922 int ap_scan);
923 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
924 unsigned int expire_age);
925 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
926 unsigned int expire_count);
927 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
928 int scan_interval);
929 int wpa_supplicant_set_debug_params(struct wpa_global *global,
930 int debug_level, int debug_timestamp,
931 int debug_show_keys);
932 void free_hw_features(struct wpa_supplicant *wpa_s);
933
934 void wpa_show_license(void);
935
936 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
937 struct wpa_interface *iface);
938 int wpa_supplicant_remove_iface(struct wpa_global *global,
939 struct wpa_supplicant *wpa_s,
940 int terminate);
941 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
942 const char *ifname);
943 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
944 int wpa_supplicant_run(struct wpa_global *global);
945 void wpa_supplicant_deinit(struct wpa_global *global);
946
947 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
948 struct wpa_ssid *ssid);
949 void wpa_supplicant_terminate_proc(struct wpa_global *global);
950 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
951 const u8 *buf, size_t len);
952 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
953 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
954 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
955 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
956 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
957 void wpas_auth_failed(struct wpa_supplicant *wpa_s, char *reason);
958 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
959 struct wpa_ssid *ssid, int clear_failures);
960 int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
961 int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
962 size_t ssid_len);
963 void wpas_request_connection(struct wpa_supplicant *wpa_s);
964 int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf, size_t buflen);
965 int wpas_update_random_addr(struct wpa_supplicant *wpa_s, int style);
966 int wpas_update_random_addr_disassoc(struct wpa_supplicant *wpa_s);
967
968 /**
969 * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
970 * @wpa_s: Pointer to wpa_supplicant data
971 * @ssid: Pointer to the network block the reply is for
972 * @field: field the response is a reply for
973 * @value: value (ie, password, etc) for @field
974 * Returns: 0 on success, non-zero on error
975 *
976 * Helper function to handle replies to control interface requests.
977 */
978 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
979 struct wpa_ssid *ssid,
980 const char *field,
981 const char *value);
982
983 /* events.c */
984 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
985 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
986 struct wpa_bss *selected,
987 struct wpa_ssid *ssid);
988 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
989 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
990 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
991 int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s);
992 struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
993 struct wpa_ssid **selected_ssid);
994 int ht_supported(const struct hostapd_hw_modes *mode);
995 int vht_supported(const struct hostapd_hw_modes *mode);
996
997 /* eap_register.c */
998 int eap_register_methods(void);
999
1000 /**
1001 * Utility method to tell if a given network is a persistent group
1002 * @ssid: Network object
1003 * Returns: 1 if network is a persistent group, 0 otherwise
1004 */
network_is_persistent_group(struct wpa_ssid * ssid)1005 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
1006 {
1007 return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
1008 }
1009
1010 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
1011
1012 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
1013
1014 void dump_freq_data(struct wpa_supplicant *wpa_s, const char *title,
1015 struct wpa_used_freq_data *freqs_data,
1016 unsigned int len);
1017
1018 int get_shared_radio_freqs_data(struct wpa_supplicant *wpa_s,
1019 struct wpa_used_freq_data *freqs_data,
1020 unsigned int len);
1021 int get_shared_radio_freqs(struct wpa_supplicant *wpa_s,
1022 int *freq_array, unsigned int len);
1023
1024 #endif /* WPA_SUPPLICANT_I_H */
1025