Add support for configuring scheduled scan plans
[mech_eap.git] / wpa_supplicant / wpa_supplicant_i.h
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 #include "wmm_ac.h"
19
20 extern const char *const wpa_supplicant_version;
21 extern const char *const wpa_supplicant_license;
22 #ifndef CONFIG_NO_STDOUT_DEBUG
23 extern const char *const wpa_supplicant_full_license1;
24 extern const char *const wpa_supplicant_full_license2;
25 extern const char *const wpa_supplicant_full_license3;
26 extern const char *const wpa_supplicant_full_license4;
27 extern const char *const wpa_supplicant_full_license5;
28 #endif /* CONFIG_NO_STDOUT_DEBUG */
29
30 struct wpa_sm;
31 struct wpa_supplicant;
32 struct ibss_rsn;
33 struct scan_info;
34 struct wpa_bss;
35 struct wpa_scan_results;
36 struct hostapd_hw_modes;
37 struct wpa_driver_associate_params;
38
39 /*
40  * Forward declarations of private structures used within the ctrl_iface
41  * backends. Other parts of wpa_supplicant do not have access to data stored in
42  * these structures.
43  */
44 struct ctrl_iface_priv;
45 struct ctrl_iface_global_priv;
46 struct wpas_dbus_priv;
47
48 /**
49  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
50  */
51 struct wpa_interface {
52         /**
53          * confname - Configuration name (file or profile) name
54          *
55          * This can also be %NULL when a configuration file is not used. In
56          * that case, ctrl_interface must be set to allow the interface to be
57          * configured.
58          */
59         const char *confname;
60
61         /**
62          * confanother - Additional configuration name (file or profile) name
63          *
64          * This can also be %NULL when the additional configuration file is not
65          * used.
66          */
67         const char *confanother;
68
69         /**
70          * ctrl_interface - Control interface parameter
71          *
72          * If a configuration file is not used, this variable can be used to
73          * set the ctrl_interface parameter that would have otherwise been read
74          * from the configuration file. If both confname and ctrl_interface are
75          * set, ctrl_interface is used to override the value from configuration
76          * file.
77          */
78         const char *ctrl_interface;
79
80         /**
81          * driver - Driver interface name, or %NULL to use the default driver
82          */
83         const char *driver;
84
85         /**
86          * driver_param - Driver interface parameters
87          *
88          * If a configuration file is not used, this variable can be used to
89          * set the driver_param parameters that would have otherwise been read
90          * from the configuration file. If both confname and driver_param are
91          * set, driver_param is used to override the value from configuration
92          * file.
93          */
94         const char *driver_param;
95
96         /**
97          * ifname - Interface name
98          */
99         const char *ifname;
100
101         /**
102          * bridge_ifname - Optional bridge interface name
103          *
104          * If the driver interface (ifname) is included in a Linux bridge
105          * device, the bridge interface may need to be used for receiving EAPOL
106          * frames. This can be enabled by setting this variable to enable
107          * receiving of EAPOL frames from an additional interface.
108          */
109         const char *bridge_ifname;
110
111         /**
112          * p2p_mgmt - Interface used for P2P management (P2P Device operations)
113          *
114          * Indicates whether wpas_p2p_init() must be called for this interface.
115          * This is used only when the driver supports a dedicated P2P Device
116          * interface that is not a network interface.
117          */
118         int p2p_mgmt;
119 };
120
121 /**
122  * struct wpa_params - Parameters for wpa_supplicant_init()
123  */
124 struct wpa_params {
125         /**
126          * daemonize - Run %wpa_supplicant in the background
127          */
128         int daemonize;
129
130         /**
131          * wait_for_monitor - Wait for a monitor program before starting
132          */
133         int wait_for_monitor;
134
135         /**
136          * pid_file - Path to a PID (process ID) file
137          *
138          * If this and daemonize are set, process ID of the background process
139          * will be written to the specified file.
140          */
141         char *pid_file;
142
143         /**
144          * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
145          */
146         int wpa_debug_level;
147
148         /**
149          * wpa_debug_show_keys - Whether keying material is included in debug
150          *
151          * This parameter can be used to allow keying material to be included
152          * in debug messages. This is a security risk and this option should
153          * not be enabled in normal configuration. If needed during
154          * development or while troubleshooting, this option can provide more
155          * details for figuring out what is happening.
156          */
157         int wpa_debug_show_keys;
158
159         /**
160          * wpa_debug_timestamp - Whether to include timestamp in debug messages
161          */
162         int wpa_debug_timestamp;
163
164         /**
165          * ctrl_interface - Global ctrl_iface path/parameter
166          */
167         char *ctrl_interface;
168
169         /**
170          * ctrl_interface_group - Global ctrl_iface group
171          */
172         char *ctrl_interface_group;
173
174         /**
175          * dbus_ctrl_interface - Enable the DBus control interface
176          */
177         int dbus_ctrl_interface;
178
179         /**
180          * wpa_debug_file_path - Path of debug file or %NULL to use stdout
181          */
182         const char *wpa_debug_file_path;
183
184         /**
185          * wpa_debug_syslog - Enable log output through syslog
186          */
187         int wpa_debug_syslog;
188
189         /**
190          * wpa_debug_tracing - Enable log output through Linux tracing
191          */
192         int wpa_debug_tracing;
193
194         /**
195          * override_driver - Optional driver parameter override
196          *
197          * This parameter can be used to override the driver parameter in
198          * dynamic interface addition to force a specific driver wrapper to be
199          * used instead.
200          */
201         char *override_driver;
202
203         /**
204          * override_ctrl_interface - Optional ctrl_interface override
205          *
206          * This parameter can be used to override the ctrl_interface parameter
207          * in dynamic interface addition to force a control interface to be
208          * created.
209          */
210         char *override_ctrl_interface;
211
212         /**
213          * entropy_file - Optional entropy file
214          *
215          * This parameter can be used to configure wpa_supplicant to maintain
216          * its internal entropy store over restarts.
217          */
218         char *entropy_file;
219
220 #ifdef CONFIG_P2P
221         /**
222          * conf_p2p_dev - Configuration file used to hold the
223          * P2P Device configuration parameters.
224          *
225          * This can also be %NULL. In such a case, if a P2P Device dedicated
226          * interfaces is created, the main configuration file will be used.
227          */
228         char *conf_p2p_dev;
229 #endif /* CONFIG_P2P */
230
231 };
232
233 struct p2p_srv_bonjour {
234         struct dl_list list;
235         struct wpabuf *query;
236         struct wpabuf *resp;
237 };
238
239 struct p2p_srv_upnp {
240         struct dl_list list;
241         u8 version;
242         char *service;
243 };
244
245 /**
246  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
247  *
248  * This structure is initialized by calling wpa_supplicant_init() when starting
249  * %wpa_supplicant.
250  */
251 struct wpa_global {
252         struct wpa_supplicant *ifaces;
253         struct wpa_params params;
254         struct ctrl_iface_global_priv *ctrl_iface;
255         struct wpas_dbus_priv *dbus;
256         void **drv_priv;
257         size_t drv_count;
258         struct os_time suspend_time;
259         struct p2p_data *p2p;
260         struct wpa_supplicant *p2p_init_wpa_s;
261         struct wpa_supplicant *p2p_group_formation;
262         struct wpa_supplicant *p2p_invite_group;
263         u8 p2p_dev_addr[ETH_ALEN];
264         struct os_reltime p2p_go_wait_client;
265         struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
266         struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
267         int p2p_disabled;
268         int cross_connection;
269         struct wpa_freq_range_list p2p_disallow_freq;
270         struct wpa_freq_range_list p2p_go_avoid_freq;
271         enum wpa_conc_pref {
272                 WPA_CONC_PREF_NOT_SET,
273                 WPA_CONC_PREF_STA,
274                 WPA_CONC_PREF_P2P
275         } conc_pref;
276         unsigned int p2p_per_sta_psk:1;
277         unsigned int p2p_fail_on_wps_complete:1;
278         unsigned int p2p_24ghz_social_channels:1;
279         unsigned int pending_p2ps_group:1;
280         unsigned int pending_group_iface_for_p2ps:1;
281         unsigned int pending_p2ps_group_freq;
282
283 #ifdef CONFIG_WIFI_DISPLAY
284         int wifi_display;
285 #define MAX_WFD_SUBELEMS 10
286         struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
287 #endif /* CONFIG_WIFI_DISPLAY */
288
289         struct psk_list_entry *add_psk; /* From group formation */
290 };
291
292
293 /**
294  * struct wpa_radio - Internal data for per-radio information
295  *
296  * This structure is used to share data about configured interfaces
297  * (struct wpa_supplicant) that share the same physical radio, e.g., to allow
298  * better coordination of offchannel operations.
299  */
300 struct wpa_radio {
301         char name[16]; /* from driver_ops get_radio_name() or empty if not
302                         * available */
303         unsigned int external_scan_running:1;
304         unsigned int num_active_works;
305         struct dl_list ifaces; /* struct wpa_supplicant::radio_list entries */
306         struct dl_list work; /* struct wpa_radio_work::list entries */
307 };
308
309 #define MAX_ACTIVE_WORKS 2
310
311 enum wpa_radio_work_band {
312         BAND_2_4_GHZ = BIT(0),
313         BAND_5_GHZ = BIT(1),
314         BAND_60_GHZ = BIT(2),
315 };
316
317 /**
318  * struct wpa_radio_work - Radio work item
319  */
320 struct wpa_radio_work {
321         struct dl_list list;
322         unsigned int freq; /* known frequency (MHz) or 0 for multiple/unknown */
323         const char *type;
324         struct wpa_supplicant *wpa_s;
325         void (*cb)(struct wpa_radio_work *work, int deinit);
326         void *ctx;
327         unsigned int started:1;
328         struct os_reltime time;
329         unsigned int bands;
330 };
331
332 int radio_add_work(struct wpa_supplicant *wpa_s, unsigned int freq,
333                    const char *type, int next,
334                    void (*cb)(struct wpa_radio_work *work, int deinit),
335                    void *ctx);
336 void radio_work_done(struct wpa_radio_work *work);
337 void radio_remove_works(struct wpa_supplicant *wpa_s,
338                         const char *type, int remove_all);
339 void radio_work_check_next(struct wpa_supplicant *wpa_s);
340 struct wpa_radio_work *
341 radio_work_pending(struct wpa_supplicant *wpa_s, const char *type);
342
343 struct wpa_connect_work {
344         unsigned int sme:1;
345         unsigned int bss_removed:1;
346         struct wpa_bss *bss;
347         struct wpa_ssid *ssid;
348 };
349
350 int wpas_valid_bss_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *test_bss,
351                         struct wpa_ssid *test_ssid);
352 void wpas_connect_work_free(struct wpa_connect_work *cwork);
353 void wpas_connect_work_done(struct wpa_supplicant *wpa_s);
354
355 struct wpa_external_work {
356         unsigned int id;
357         char type[100];
358         unsigned int timeout;
359 };
360
361 /**
362  * offchannel_send_action_result - Result of offchannel send Action frame
363  */
364 enum offchannel_send_action_result {
365         OFFCHANNEL_SEND_ACTION_SUCCESS /**< Frame was send and acknowledged */,
366         OFFCHANNEL_SEND_ACTION_NO_ACK /**< Frame was sent, but not acknowledged
367                                        */,
368         OFFCHANNEL_SEND_ACTION_FAILED /**< Frame was not sent due to a failure
369                                        */
370 };
371
372 struct wps_ap_info {
373         u8 bssid[ETH_ALEN];
374         enum wps_ap_info_type {
375                 WPS_AP_NOT_SEL_REG,
376                 WPS_AP_SEL_REG,
377                 WPS_AP_SEL_REG_OUR
378         } type;
379         unsigned int tries;
380         struct os_reltime last_attempt;
381         unsigned int pbc_active;
382         u8 uuid[WPS_UUID_LEN];
383 };
384
385 struct wpa_ssid_value {
386         u8 ssid[SSID_MAX_LEN];
387         size_t ssid_len;
388 };
389
390 #define WPA_FREQ_USED_BY_INFRA_STATION BIT(0)
391 #define WPA_FREQ_USED_BY_P2P_CLIENT BIT(1)
392
393 struct wpa_used_freq_data {
394         int freq;
395         unsigned int flags;
396 };
397
398 #define RRM_NEIGHBOR_REPORT_TIMEOUT 1 /* 1 second for AP to send a report */
399
400 /*
401  * struct rrm_data - Data used for managing RRM features
402  */
403 struct rrm_data {
404         /* rrm_used - indication regarding the current connection */
405         unsigned int rrm_used:1;
406
407         /*
408          * notify_neighbor_rep - Callback for notifying report requester
409          */
410         void (*notify_neighbor_rep)(void *ctx, struct wpabuf *neighbor_rep);
411
412         /*
413          * neighbor_rep_cb_ctx - Callback context
414          * Received in the callback registration, and sent to the callback
415          * function as a parameter.
416          */
417         void *neighbor_rep_cb_ctx;
418
419         /* next_neighbor_rep_token - Next request's dialog token */
420         u8 next_neighbor_rep_token;
421 };
422
423 enum wpa_supplicant_test_failure {
424         WPAS_TEST_FAILURE_NONE,
425         WPAS_TEST_FAILURE_SCAN_TRIGGER,
426 };
427
428 /**
429  * struct wpa_supplicant - Internal data for wpa_supplicant interface
430  *
431  * This structure contains the internal data for core wpa_supplicant code. This
432  * should be only used directly from the core code. However, a pointer to this
433  * data is used from other files as an arbitrary context pointer in calls to
434  * core functions.
435  */
436 struct wpa_supplicant {
437         struct wpa_global *global;
438         struct wpa_radio *radio; /* shared radio context */
439         struct dl_list radio_list; /* list head: struct wpa_radio::ifaces */
440         struct wpa_supplicant *parent;
441         struct wpa_supplicant *next;
442         struct l2_packet_data *l2;
443         struct l2_packet_data *l2_br;
444         unsigned char own_addr[ETH_ALEN];
445         unsigned char perm_addr[ETH_ALEN];
446         char ifname[100];
447 #ifdef CONFIG_CTRL_IFACE_DBUS
448         char *dbus_path;
449 #endif /* CONFIG_CTRL_IFACE_DBUS */
450 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
451         char *dbus_new_path;
452         char *dbus_groupobj_path;
453 #ifdef CONFIG_AP
454         char *preq_notify_peer;
455 #endif /* CONFIG_AP */
456 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
457         char bridge_ifname[16];
458
459         char *confname;
460         char *confanother;
461
462         struct wpa_config *conf;
463         int countermeasures;
464         struct os_reltime last_michael_mic_error;
465         u8 bssid[ETH_ALEN];
466         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
467                                      * field contains the target BSSID. */
468         int reassociate; /* reassociation requested */
469         int reassoc_same_bss; /* reassociating to the same bss */
470         int disconnected; /* all connections disabled; i.e., do no reassociate
471                            * before this has been cleared */
472         struct wpa_ssid *current_ssid;
473         struct wpa_ssid *last_ssid;
474         struct wpa_bss *current_bss;
475         int ap_ies_from_associnfo;
476         unsigned int assoc_freq;
477
478         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
479         int pairwise_cipher;
480         int group_cipher;
481         int key_mgmt;
482         int wpa_proto;
483         int mgmt_group_cipher;
484
485         void *drv_priv; /* private data used by driver_ops */
486         void *global_drv_priv;
487
488         u8 *bssid_filter;
489         size_t bssid_filter_count;
490
491         u8 *disallow_aps_bssid;
492         size_t disallow_aps_bssid_count;
493         struct wpa_ssid_value *disallow_aps_ssid;
494         size_t disallow_aps_ssid_count;
495
496         enum set_band setband;
497
498         /* Preferred network for the next connection attempt */
499         struct wpa_ssid *next_ssid;
500
501         /* previous scan was wildcard when interleaving between
502          * wildcard scans and specific SSID scan when max_ssids=1 */
503         int prev_scan_wildcard;
504         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
505                                           * NULL = not yet initialized (start
506                                           * with wildcard SSID)
507                                           * WILDCARD_SSID_SCAN = wildcard
508                                           * SSID was used in the previous scan
509                                           */
510 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
511
512         struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
513         int sched_scan_timeout;
514         int first_sched_scan;
515         int sched_scan_timed_out;
516         struct sched_scan_plan *sched_scan_plans;
517         size_t sched_scan_plans_num;
518
519         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
520                                  struct wpa_scan_results *scan_res);
521         struct dl_list bss; /* struct wpa_bss::list */
522         struct dl_list bss_id; /* struct wpa_bss::list_id */
523         size_t num_bss;
524         unsigned int bss_update_idx;
525         unsigned int bss_next_id;
526
527          /*
528           * Pointers to BSS entries in the order they were in the last scan
529           * results.
530           */
531         struct wpa_bss **last_scan_res;
532         unsigned int last_scan_res_used;
533         unsigned int last_scan_res_size;
534         struct os_reltime last_scan;
535
536         const struct wpa_driver_ops *driver;
537         int interface_removed; /* whether the network interface has been
538                                 * removed */
539         struct wpa_sm *wpa;
540         struct eapol_sm *eapol;
541
542         struct ctrl_iface_priv *ctrl_iface;
543
544         enum wpa_states wpa_state;
545         struct wpa_radio_work *scan_work;
546         int scanning;
547         int sched_scanning;
548         int new_connection;
549
550         int eapol_received; /* number of EAPOL packets received after the
551                              * previous association event */
552
553         struct scard_data *scard;
554         char imsi[20];
555         int mnc_len;
556
557         unsigned char last_eapol_src[ETH_ALEN];
558
559         unsigned int keys_cleared; /* bitfield of key indexes that the driver is
560                                     * known not to be configured with a key */
561
562         struct wpa_blacklist *blacklist;
563
564         /**
565          * extra_blacklist_count - Sum of blacklist counts after last connection
566          *
567          * This variable is used to maintain a count of temporary blacklisting
568          * failures (maximum number for any BSS) over blacklist clear
569          * operations. This is needed for figuring out whether there has been
570          * failures prior to the last blacklist clear operation which happens
571          * whenever no other not-blacklisted BSS candidates are available. This
572          * gets cleared whenever a connection has been established successfully.
573          */
574         int extra_blacklist_count;
575
576         /**
577          * scan_req - Type of the scan request
578          */
579         enum scan_req_type {
580                 /**
581                  * NORMAL_SCAN_REQ - Normal scan request
582                  *
583                  * This is used for scans initiated by wpa_supplicant to find an
584                  * AP for a connection.
585                  */
586                 NORMAL_SCAN_REQ,
587
588                 /**
589                  * INITIAL_SCAN_REQ - Initial scan request
590                  *
591                  * This is used for the first scan on an interface to force at
592                  * least one scan to be run even if the configuration does not
593                  * include any enabled networks.
594                  */
595                 INITIAL_SCAN_REQ,
596
597                 /**
598                  * MANUAL_SCAN_REQ - Manual scan request
599                  *
600                  * This is used for scans where the user request a scan or
601                  * a specific wpa_supplicant operation (e.g., WPS) requires scan
602                  * to be run.
603                  */
604                 MANUAL_SCAN_REQ
605         } scan_req, last_scan_req;
606         enum wpa_states scan_prev_wpa_state;
607         struct os_reltime scan_trigger_time, scan_start_time;
608         /* Minimum freshness requirement for connection purposes */
609         struct os_reltime scan_min_time;
610         int scan_runs; /* number of scan runs since WPS was started */
611         int *next_scan_freqs;
612         int *manual_scan_freqs;
613         int *manual_sched_scan_freqs;
614         unsigned int manual_scan_passive:1;
615         unsigned int manual_scan_use_id:1;
616         unsigned int manual_scan_only_new:1;
617         unsigned int own_scan_requested:1;
618         unsigned int own_scan_running:1;
619         unsigned int clear_driver_scan_cache:1;
620         unsigned int manual_scan_id;
621         int scan_interval; /* time in sec between scans to find suitable AP */
622         int normal_scans; /* normal scans run before sched_scan */
623         int scan_for_connection; /* whether the scan request was triggered for
624                                   * finding a connection */
625 #define MAX_SCAN_ID 16
626         int scan_id[MAX_SCAN_ID];
627         unsigned int scan_id_count;
628
629         struct wpa_ssid_value *ssids_from_scan_req;
630         unsigned int num_ssids_from_scan_req;
631
632         u64 drv_flags;
633         unsigned int drv_enc;
634         unsigned int drv_smps_modes;
635         unsigned int drv_rrm_flags;
636
637         /*
638          * A bitmap of supported protocols for probe response offload. See
639          * struct wpa_driver_capa in driver.h
640          */
641         unsigned int probe_resp_offloads;
642
643         /* extended capabilities supported by the driver */
644         const u8 *extended_capa, *extended_capa_mask;
645         unsigned int extended_capa_len;
646
647         int max_scan_ssids;
648         int max_sched_scan_ssids;
649         unsigned int max_sched_scan_plans;
650         unsigned int max_sched_scan_plan_interval;
651         unsigned int max_sched_scan_plan_iterations;
652         int sched_scan_supported;
653         unsigned int max_match_sets;
654         unsigned int max_remain_on_chan;
655         unsigned int max_stations;
656
657         int pending_mic_error_report;
658         int pending_mic_error_pairwise;
659         int mic_errors_seen; /* Michael MIC errors with the current PTK */
660
661         struct wps_context *wps;
662         int wps_success; /* WPS success event received */
663         struct wps_er *wps_er;
664         unsigned int wps_run;
665         struct os_reltime wps_pin_start_time;
666         int blacklist_cleared;
667
668         struct wpabuf *pending_eapol_rx;
669         struct os_reltime pending_eapol_rx_time;
670         u8 pending_eapol_rx_src[ETH_ALEN];
671         unsigned int last_eapol_matches_bssid:1;
672         unsigned int eap_expected_failure:1;
673         unsigned int reattach:1; /* reassociation to the same BSS requested */
674         unsigned int mac_addr_changed:1;
675         unsigned int added_vif:1;
676         unsigned int wnmsleep_used:1;
677
678         struct os_reltime last_mac_addr_change;
679         int last_mac_addr_style;
680
681         struct ibss_rsn *ibss_rsn;
682
683         int set_sta_uapsd;
684         int sta_uapsd;
685         int set_ap_uapsd;
686         int ap_uapsd;
687
688 #ifdef CONFIG_SME
689         struct {
690                 u8 ssid[SSID_MAX_LEN];
691                 size_t ssid_len;
692                 int freq;
693                 u8 assoc_req_ie[200];
694                 size_t assoc_req_ie_len;
695                 int mfp;
696                 int ft_used;
697                 u8 mobility_domain[2];
698                 u8 *ft_ies;
699                 size_t ft_ies_len;
700                 u8 prev_bssid[ETH_ALEN];
701                 int prev_bssid_set;
702                 int auth_alg;
703                 int proto;
704
705                 int sa_query_count; /* number of pending SA Query requests;
706                                      * 0 = no SA Query in progress */
707                 int sa_query_timed_out;
708                 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
709                                         * sa_query_count octets of pending
710                                         * SA Query transaction identifiers */
711                 struct os_reltime sa_query_start;
712                 struct os_reltime last_unprot_disconnect;
713                 enum { HT_SEC_CHAN_UNKNOWN,
714                        HT_SEC_CHAN_ABOVE,
715                        HT_SEC_CHAN_BELOW } ht_sec_chan;
716                 u8 sched_obss_scan;
717                 u16 obss_scan_int;
718                 u16 bss_max_idle_period;
719 #ifdef CONFIG_SAE
720                 struct sae_data sae;
721                 struct wpabuf *sae_token;
722                 int sae_group_index;
723                 unsigned int sae_pmksa_caching:1;
724 #endif /* CONFIG_SAE */
725         } sme;
726 #endif /* CONFIG_SME */
727
728 #ifdef CONFIG_AP
729         struct hostapd_iface *ap_iface;
730         void (*ap_configured_cb)(void *ctx, void *data);
731         void *ap_configured_cb_ctx;
732         void *ap_configured_cb_data;
733 #endif /* CONFIG_AP */
734
735         struct hostapd_iface *ifmsh;
736 #ifdef CONFIG_MESH
737         struct mesh_rsn *mesh_rsn;
738         int mesh_if_idx;
739         unsigned int mesh_if_created:1;
740         unsigned int mesh_ht_enabled:1;
741         unsigned int mesh_vht_enabled:1;
742         int mesh_auth_block_duration; /* sec */
743 #endif /* CONFIG_MESH */
744
745         unsigned int off_channel_freq;
746         struct wpabuf *pending_action_tx;
747         u8 pending_action_src[ETH_ALEN];
748         u8 pending_action_dst[ETH_ALEN];
749         u8 pending_action_bssid[ETH_ALEN];
750         unsigned int pending_action_freq;
751         int pending_action_no_cck;
752         int pending_action_without_roc;
753         unsigned int pending_action_tx_done:1;
754         void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
755                                             unsigned int freq, const u8 *dst,
756                                             const u8 *src, const u8 *bssid,
757                                             const u8 *data, size_t data_len,
758                                             enum offchannel_send_action_result
759                                             result);
760         unsigned int roc_waiting_drv_freq;
761         int action_tx_wait_time;
762
763         int p2p_mgmt;
764
765 #ifdef CONFIG_P2P
766         struct p2p_go_neg_results *go_params;
767         int create_p2p_iface;
768         u8 pending_interface_addr[ETH_ALEN];
769         char pending_interface_name[100];
770         int pending_interface_type;
771         int p2p_group_idx;
772         unsigned int pending_listen_freq;
773         unsigned int pending_listen_duration;
774         enum {
775                 NOT_P2P_GROUP_INTERFACE,
776                 P2P_GROUP_INTERFACE_PENDING,
777                 P2P_GROUP_INTERFACE_GO,
778                 P2P_GROUP_INTERFACE_CLIENT
779         } p2p_group_interface;
780         struct p2p_group *p2p_group;
781         int p2p_long_listen; /* remaining time in long Listen state in ms */
782         char p2p_pin[10];
783         int p2p_wps_method;
784         u8 p2p_auth_invite[ETH_ALEN];
785         int p2p_sd_over_ctrl_iface;
786         int p2p_in_provisioning;
787         int p2p_in_invitation;
788         int p2p_invite_go_freq;
789         int pending_invite_ssid_id;
790         int show_group_started;
791         u8 go_dev_addr[ETH_ALEN];
792         int pending_pd_before_join;
793         u8 pending_join_iface_addr[ETH_ALEN];
794         u8 pending_join_dev_addr[ETH_ALEN];
795         int pending_join_wps_method;
796         u8 p2p_join_ssid[SSID_MAX_LEN];
797         size_t p2p_join_ssid_len;
798         int p2p_join_scan_count;
799         int auto_pd_scan_retry;
800         int force_long_sd;
801         u16 pending_pd_config_methods;
802         enum {
803                 NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN, AUTO_PD_ASP
804         } pending_pd_use;
805
806         /*
807          * Whether cross connection is disallowed by the AP to which this
808          * interface is associated (only valid if there is an association).
809          */
810         int cross_connect_disallowed;
811
812         /*
813          * Whether this P2P group is configured to use cross connection (only
814          * valid if this is P2P GO interface). The actual cross connect packet
815          * forwarding may not be configured depending on the uplink status.
816          */
817         int cross_connect_enabled;
818
819         /* Whether cross connection forwarding is in use at the moment. */
820         int cross_connect_in_use;
821
822         /*
823          * Uplink interface name for cross connection
824          */
825         char cross_connect_uplink[100];
826
827         unsigned int p2p_auto_join:1;
828         unsigned int p2p_auto_pd:1;
829         unsigned int p2p_persistent_group:1;
830         unsigned int p2p_fallback_to_go_neg:1;
831         unsigned int p2p_pd_before_go_neg:1;
832         unsigned int p2p_go_ht40:1;
833         unsigned int p2p_go_vht:1;
834         unsigned int user_initiated_pd:1;
835         unsigned int p2p_go_group_formation_completed:1;
836         unsigned int group_formation_reported:1;
837         unsigned int waiting_presence_resp;
838         int p2p_first_connection_timeout;
839         unsigned int p2p_nfc_tag_enabled:1;
840         unsigned int p2p_peer_oob_pk_hash_known:1;
841         unsigned int p2p_disable_ip_addr_req:1;
842         unsigned int p2ps_method_config_any:1;
843         unsigned int p2p_cli_probe:1;
844         int p2p_persistent_go_freq;
845         int p2p_persistent_id;
846         int p2p_go_intent;
847         int p2p_connect_freq;
848         struct os_reltime p2p_auto_started;
849         struct wpa_ssid *p2p_last_4way_hs_fail;
850         struct wpa_radio_work *p2p_scan_work;
851         struct wpa_radio_work *p2p_listen_work;
852         struct wpa_radio_work *p2p_send_action_work;
853
854         u16 p2p_oob_dev_pw_id; /* OOB Device Password Id for group formation */
855         struct wpabuf *p2p_oob_dev_pw; /* OOB Device Password for group
856                                         * formation */
857         u8 p2p_peer_oob_pubkey_hash[WPS_OOB_PUBKEY_HASH_LEN];
858         u8 p2p_ip_addr_info[3 * 4];
859
860         /* group common frequencies */
861         int *p2p_group_common_freqs;
862         unsigned int p2p_group_common_freqs_num;
863         u8 p2ps_join_addr[ETH_ALEN];
864
865         unsigned int p2p_go_max_oper_chwidth;
866         unsigned int p2p_go_vht_center_freq2;
867 #endif /* CONFIG_P2P */
868
869         struct wpa_ssid *bgscan_ssid;
870         const struct bgscan_ops *bgscan;
871         void *bgscan_priv;
872
873         const struct autoscan_ops *autoscan;
874         struct wpa_driver_scan_params *autoscan_params;
875         void *autoscan_priv;
876
877         struct wpa_ssid *connect_without_scan;
878
879         struct wps_ap_info *wps_ap;
880         size_t num_wps_ap;
881         int wps_ap_iter;
882
883         int after_wps;
884         int known_wps_freq;
885         unsigned int wps_freq;
886         int wps_fragment_size;
887         int auto_reconnect_disabled;
888
889          /* Channel preferences for AP/P2P GO use */
890         int best_24_freq;
891         int best_5_freq;
892         int best_overall_freq;
893
894         struct gas_query *gas;
895
896 #ifdef CONFIG_INTERWORKING
897         unsigned int fetch_anqp_in_progress:1;
898         unsigned int network_select:1;
899         unsigned int auto_select:1;
900         unsigned int auto_network_select:1;
901         unsigned int interworking_fast_assoc_tried:1;
902         unsigned int fetch_all_anqp:1;
903         unsigned int fetch_osu_info:1;
904         unsigned int fetch_osu_waiting_scan:1;
905         unsigned int fetch_osu_icon_in_progress:1;
906         struct wpa_bss *interworking_gas_bss;
907         unsigned int osu_icon_id;
908         struct osu_provider *osu_prov;
909         size_t osu_prov_count;
910         struct os_reltime osu_icon_fetch_start;
911         unsigned int num_osu_scans;
912         unsigned int num_prov_found;
913 #endif /* CONFIG_INTERWORKING */
914         unsigned int drv_capa_known;
915
916         struct {
917                 struct hostapd_hw_modes *modes;
918                 u16 num_modes;
919                 u16 flags;
920         } hw;
921         enum local_hw_capab {
922                 CAPAB_NO_HT_VHT,
923                 CAPAB_HT,
924                 CAPAB_HT40,
925                 CAPAB_VHT,
926         } hw_capab;
927 #ifdef CONFIG_MACSEC
928         struct ieee802_1x_kay *kay;
929 #endif /* CONFIG_MACSEC */
930
931         int pno;
932         int pno_sched_pending;
933
934         /* WLAN_REASON_* reason codes. Negative if locally generated. */
935         int disconnect_reason;
936
937         struct ext_password_data *ext_pw;
938
939         struct wpabuf *last_gas_resp, *prev_gas_resp;
940         u8 last_gas_addr[ETH_ALEN], prev_gas_addr[ETH_ALEN];
941         u8 last_gas_dialog_token, prev_gas_dialog_token;
942
943         unsigned int no_keep_alive:1;
944         unsigned int ext_mgmt_frame_handling:1;
945         unsigned int ext_eapol_frame_io:1;
946         unsigned int wmm_ac_supported:1;
947         unsigned int ext_work_in_progress:1;
948         unsigned int own_disconnect_req:1;
949
950 #define MAC_ADDR_RAND_SCAN       BIT(0)
951 #define MAC_ADDR_RAND_SCHED_SCAN BIT(1)
952 #define MAC_ADDR_RAND_PNO        BIT(2)
953 #define MAC_ADDR_RAND_ALL        (MAC_ADDR_RAND_SCAN | \
954                                   MAC_ADDR_RAND_SCHED_SCAN | \
955                                   MAC_ADDR_RAND_PNO)
956         unsigned int mac_addr_rand_supported;
957         unsigned int mac_addr_rand_enable;
958
959         /* MAC Address followed by mask (2 * ETH_ALEN) */
960         u8 *mac_addr_scan;
961         u8 *mac_addr_sched_scan;
962         u8 *mac_addr_pno;
963
964 #ifdef CONFIG_WNM
965         u8 wnm_dialog_token;
966         u8 wnm_reply;
967         u8 wnm_num_neighbor_report;
968         u8 wnm_mode;
969         u16 wnm_dissoc_timer;
970         u8 wnm_bss_termination_duration[12];
971         struct neighbor_report *wnm_neighbor_report_elements;
972         struct os_reltime wnm_cand_valid_until;
973         u8 wnm_cand_from_bss[ETH_ALEN];
974 #endif /* CONFIG_WNM */
975
976 #ifdef CONFIG_TESTING_GET_GTK
977         u8 last_gtk[32];
978         size_t last_gtk_len;
979 #endif /* CONFIG_TESTING_GET_GTK */
980
981         unsigned int num_multichan_concurrent;
982         struct wpa_radio_work *connect_work;
983
984         unsigned int ext_work_id;
985
986         struct wpabuf *vendor_elem[NUM_VENDOR_ELEM_FRAMES];
987
988 #ifdef CONFIG_TESTING_OPTIONS
989         struct l2_packet_data *l2_test;
990         unsigned int extra_roc_dur;
991         enum wpa_supplicant_test_failure test_failure;
992         unsigned int p2p_go_csa_on_inv:1;
993 #endif /* CONFIG_TESTING_OPTIONS */
994
995         struct wmm_ac_assoc_data *wmm_ac_assoc_info;
996         struct wmm_tspec_element *tspecs[WMM_AC_NUM][TS_DIR_IDX_COUNT];
997         struct wmm_ac_addts_request *addts_request;
998         u8 wmm_ac_last_dialog_token;
999         struct wmm_tspec_element *last_tspecs;
1000         u8 last_tspecs_count;
1001
1002         struct rrm_data rrm;
1003
1004 #ifdef CONFIG_FST
1005         struct fst_iface *fst;
1006         const struct wpabuf *fst_ies;
1007         struct wpabuf *received_mb_ies;
1008 #endif /* CONFIG_FST */
1009 };
1010
1011
1012 /* wpa_supplicant.c */
1013 void wpa_supplicant_apply_ht_overrides(
1014         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
1015         struct wpa_driver_associate_params *params);
1016 void wpa_supplicant_apply_vht_overrides(
1017         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
1018         struct wpa_driver_associate_params *params);
1019
1020 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
1021 int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s,
1022                                     struct wpa_ssid *ssid);
1023
1024 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
1025
1026 const char * wpa_supplicant_state_txt(enum wpa_states state);
1027 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
1028 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
1029 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
1030                               struct wpa_bss *bss, struct wpa_ssid *ssid,
1031                               u8 *wpa_ie, size_t *wpa_ie_len);
1032 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
1033                               struct wpa_bss *bss,
1034                               struct wpa_ssid *ssid);
1035 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
1036                                        struct wpa_ssid *ssid);
1037 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
1038 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
1039 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
1040                                      int sec, int usec);
1041 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
1042 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
1043                               enum wpa_states state);
1044 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
1045 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
1046 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
1047 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
1048                                    int reason_code);
1049
1050 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
1051                                    struct wpa_ssid *ssid);
1052 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
1053                                     struct wpa_ssid *ssid);
1054 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
1055                                    struct wpa_ssid *ssid);
1056 int wpas_set_pkcs11_engine_and_module_path(struct wpa_supplicant *wpa_s,
1057                                            const char *pkcs11_engine_path,
1058                                            const char *pkcs11_module_path);
1059 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
1060                                int ap_scan);
1061 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
1062                                           unsigned int expire_age);
1063 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
1064                                             unsigned int expire_count);
1065 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
1066                                      int scan_interval);
1067 int wpa_supplicant_set_debug_params(struct wpa_global *global,
1068                                     int debug_level, int debug_timestamp,
1069                                     int debug_show_keys);
1070 void free_hw_features(struct wpa_supplicant *wpa_s);
1071
1072 void wpa_show_license(void);
1073
1074 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
1075                                                  struct wpa_interface *iface,
1076                                                  struct wpa_supplicant *parent);
1077 int wpa_supplicant_remove_iface(struct wpa_global *global,
1078                                 struct wpa_supplicant *wpa_s,
1079                                 int terminate);
1080 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
1081                                                  const char *ifname);
1082 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
1083 int wpa_supplicant_run(struct wpa_global *global);
1084 void wpa_supplicant_deinit(struct wpa_global *global);
1085
1086 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
1087                               struct wpa_ssid *ssid);
1088 void wpa_supplicant_terminate_proc(struct wpa_global *global);
1089 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
1090                              const u8 *buf, size_t len);
1091 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
1092 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
1093 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
1094 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
1095 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
1096 void wpas_auth_failed(struct wpa_supplicant *wpa_s, char *reason);
1097 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
1098                               struct wpa_ssid *ssid, int clear_failures);
1099 int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
1100 int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
1101                     size_t ssid_len);
1102 void wpas_request_connection(struct wpa_supplicant *wpa_s);
1103 int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf, size_t buflen);
1104 int wpas_update_random_addr(struct wpa_supplicant *wpa_s, int style);
1105 int wpas_update_random_addr_disassoc(struct wpa_supplicant *wpa_s);
1106 void add_freq(int *freqs, int *num_freqs, int freq);
1107
1108 void wpas_rrm_reset(struct wpa_supplicant *wpa_s);
1109 void wpas_rrm_process_neighbor_rep(struct wpa_supplicant *wpa_s,
1110                                    const u8 *report, size_t report_len);
1111 int wpas_rrm_send_neighbor_rep_request(struct wpa_supplicant *wpa_s,
1112                                        const struct wpa_ssid *ssid,
1113                                        void (*cb)(void *ctx,
1114                                                   struct wpabuf *neighbor_rep),
1115                                        void *cb_ctx);
1116 void wpas_rrm_handle_link_measurement_request(struct wpa_supplicant *wpa_s,
1117                                               const u8 *src,
1118                                               const u8 *frame, size_t len,
1119                                               int rssi);
1120
1121 /**
1122  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
1123  * @wpa_s: Pointer to wpa_supplicant data
1124  * @ssid: Pointer to the network block the reply is for
1125  * @field: field the response is a reply for
1126  * @value: value (ie, password, etc) for @field
1127  * Returns: 0 on success, non-zero on error
1128  *
1129  * Helper function to handle replies to control interface requests.
1130  */
1131 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
1132                                               struct wpa_ssid *ssid,
1133                                               const char *field,
1134                                               const char *value);
1135
1136 void ibss_mesh_setup_freq(struct wpa_supplicant *wpa_s,
1137                           const struct wpa_ssid *ssid,
1138                           struct hostapd_freq_params *freq);
1139
1140 /* events.c */
1141 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
1142 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
1143                            struct wpa_bss *selected,
1144                            struct wpa_ssid *ssid);
1145 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
1146 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
1147 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
1148 int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s);
1149 struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
1150                                              struct wpa_ssid **selected_ssid);
1151
1152 /* eap_register.c */
1153 int eap_register_methods(void);
1154
1155 /**
1156  * Utility method to tell if a given network is for persistent group storage
1157  * @ssid: Network object
1158  * Returns: 1 if network is a persistent group, 0 otherwise
1159  */
1160 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
1161 {
1162         return ssid->disabled == 2 && ssid->p2p_persistent_group;
1163 }
1164
1165 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
1166 int wpas_get_ssid_pmf(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
1167
1168 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
1169
1170 void dump_freq_data(struct wpa_supplicant *wpa_s, const char *title,
1171                     struct wpa_used_freq_data *freqs_data,
1172                     unsigned int len);
1173
1174 int get_shared_radio_freqs_data(struct wpa_supplicant *wpa_s,
1175                                 struct wpa_used_freq_data *freqs_data,
1176                                 unsigned int len);
1177 int get_shared_radio_freqs(struct wpa_supplicant *wpa_s,
1178                            int *freq_array, unsigned int len);
1179
1180 void wpas_network_reenabled(void *eloop_ctx, void *timeout_ctx);
1181
1182 #ifdef CONFIG_FST
1183
1184 struct fst_wpa_obj;
1185
1186 void fst_wpa_supplicant_fill_iface_obj(struct wpa_supplicant *wpa_s,
1187                                        struct fst_wpa_obj *iface_obj);
1188
1189 #endif /* CONFIG_FST */
1190
1191 int wpas_sched_scan_plans_set(struct wpa_supplicant *wpa_s, const char *cmd);
1192
1193 #endif /* WPA_SUPPLICANT_I_H */