Line data Source code
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 :
282 : #ifdef CONFIG_WIFI_DISPLAY
283 : int wifi_display;
284 : #define MAX_WFD_SUBELEMS 10
285 : struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
286 : #endif /* CONFIG_WIFI_DISPLAY */
287 :
288 : struct psk_list_entry *add_psk; /* From group formation */
289 : };
290 :
291 :
292 : /**
293 : * struct wpa_radio - Internal data for per-radio information
294 : *
295 : * This structure is used to share data about configured interfaces
296 : * (struct wpa_supplicant) that share the same physical radio, e.g., to allow
297 : * better coordination of offchannel operations.
298 : */
299 : struct wpa_radio {
300 : char name[16]; /* from driver_ops get_radio_name() or empty if not
301 : * available */
302 : unsigned int external_scan_running:1;
303 : struct dl_list ifaces; /* struct wpa_supplicant::radio_list entries */
304 : struct dl_list work; /* struct wpa_radio_work::list entries */
305 : };
306 :
307 : /**
308 : * struct wpa_radio_work - Radio work item
309 : */
310 : struct wpa_radio_work {
311 : struct dl_list list;
312 : unsigned int freq; /* known frequency (MHz) or 0 for multiple/unknown */
313 : const char *type;
314 : struct wpa_supplicant *wpa_s;
315 : void (*cb)(struct wpa_radio_work *work, int deinit);
316 : void *ctx;
317 : unsigned int started:1;
318 : struct os_reltime time;
319 : };
320 :
321 : int radio_add_work(struct wpa_supplicant *wpa_s, unsigned int freq,
322 : const char *type, int next,
323 : void (*cb)(struct wpa_radio_work *work, int deinit),
324 : void *ctx);
325 : void radio_work_done(struct wpa_radio_work *work);
326 : void radio_remove_works(struct wpa_supplicant *wpa_s,
327 : const char *type, int remove_all);
328 : void radio_work_check_next(struct wpa_supplicant *wpa_s);
329 : struct wpa_radio_work *
330 : radio_work_pending(struct wpa_supplicant *wpa_s, const char *type);
331 :
332 : struct wpa_connect_work {
333 : unsigned int sme:1;
334 : unsigned int bss_removed:1;
335 : struct wpa_bss *bss;
336 : struct wpa_ssid *ssid;
337 : };
338 :
339 : int wpas_valid_bss_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *test_bss,
340 : struct wpa_ssid *test_ssid);
341 : void wpas_connect_work_free(struct wpa_connect_work *cwork);
342 : void wpas_connect_work_done(struct wpa_supplicant *wpa_s);
343 :
344 : struct wpa_external_work {
345 : unsigned int id;
346 : char type[100];
347 : unsigned int timeout;
348 : };
349 :
350 : /**
351 : * offchannel_send_action_result - Result of offchannel send Action frame
352 : */
353 : enum offchannel_send_action_result {
354 : OFFCHANNEL_SEND_ACTION_SUCCESS /**< Frame was send and acknowledged */,
355 : OFFCHANNEL_SEND_ACTION_NO_ACK /**< Frame was sent, but not acknowledged
356 : */,
357 : OFFCHANNEL_SEND_ACTION_FAILED /**< Frame was not sent due to a failure
358 : */
359 : };
360 :
361 : struct wps_ap_info {
362 : u8 bssid[ETH_ALEN];
363 : enum wps_ap_info_type {
364 : WPS_AP_NOT_SEL_REG,
365 : WPS_AP_SEL_REG,
366 : WPS_AP_SEL_REG_OUR
367 : } type;
368 : unsigned int tries;
369 : struct os_reltime last_attempt;
370 : unsigned int pbc_active;
371 : u8 uuid[WPS_UUID_LEN];
372 : };
373 :
374 : struct wpa_ssid_value {
375 : u8 ssid[SSID_MAX_LEN];
376 : size_t ssid_len;
377 : };
378 :
379 : #define WPA_FREQ_USED_BY_INFRA_STATION BIT(0)
380 : #define WPA_FREQ_USED_BY_P2P_CLIENT BIT(1)
381 :
382 : struct wpa_used_freq_data {
383 : int freq;
384 : unsigned int flags;
385 : };
386 :
387 : #define RRM_NEIGHBOR_REPORT_TIMEOUT 1 /* 1 second for AP to send a report */
388 :
389 : /*
390 : * struct rrm_data - Data used for managing RRM features
391 : */
392 : struct rrm_data {
393 : /* rrm_used - indication regarding the current connection */
394 : unsigned int rrm_used:1;
395 :
396 : /*
397 : * notify_neighbor_rep - Callback for notifying report requester
398 : */
399 : void (*notify_neighbor_rep)(void *ctx, struct wpabuf *neighbor_rep);
400 :
401 : /*
402 : * neighbor_rep_cb_ctx - Callback context
403 : * Received in the callback registration, and sent to the callback
404 : * function as a parameter.
405 : */
406 : void *neighbor_rep_cb_ctx;
407 :
408 : /* next_neighbor_rep_token - Next request's dialog token */
409 : u8 next_neighbor_rep_token;
410 : };
411 :
412 : enum wpa_supplicant_test_failure {
413 : WPAS_TEST_FAILURE_NONE,
414 : WPAS_TEST_FAILURE_SCAN_TRIGGER,
415 : };
416 :
417 : /**
418 : * struct wpa_supplicant - Internal data for wpa_supplicant interface
419 : *
420 : * This structure contains the internal data for core wpa_supplicant code. This
421 : * should be only used directly from the core code. However, a pointer to this
422 : * data is used from other files as an arbitrary context pointer in calls to
423 : * core functions.
424 : */
425 : struct wpa_supplicant {
426 : struct wpa_global *global;
427 : struct wpa_radio *radio; /* shared radio context */
428 : struct dl_list radio_list; /* list head: struct wpa_radio::ifaces */
429 : struct wpa_supplicant *parent;
430 : struct wpa_supplicant *next;
431 : struct l2_packet_data *l2;
432 : struct l2_packet_data *l2_br;
433 : unsigned char own_addr[ETH_ALEN];
434 : unsigned char perm_addr[ETH_ALEN];
435 : char ifname[100];
436 : #ifdef CONFIG_CTRL_IFACE_DBUS
437 : char *dbus_path;
438 : #endif /* CONFIG_CTRL_IFACE_DBUS */
439 : #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
440 : char *dbus_new_path;
441 : char *dbus_groupobj_path;
442 : #ifdef CONFIG_AP
443 : char *preq_notify_peer;
444 : #endif /* CONFIG_AP */
445 : #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
446 : char bridge_ifname[16];
447 :
448 : char *confname;
449 : char *confanother;
450 :
451 : struct wpa_config *conf;
452 : int countermeasures;
453 : struct os_reltime last_michael_mic_error;
454 : u8 bssid[ETH_ALEN];
455 : u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
456 : * field contains the target BSSID. */
457 : int reassociate; /* reassociation requested */
458 : int reassoc_same_bss; /* reassociating to the same bss */
459 : int disconnected; /* all connections disabled; i.e., do no reassociate
460 : * before this has been cleared */
461 : struct wpa_ssid *current_ssid;
462 : struct wpa_ssid *last_ssid;
463 : struct wpa_bss *current_bss;
464 : int ap_ies_from_associnfo;
465 : unsigned int assoc_freq;
466 :
467 : /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
468 : int pairwise_cipher;
469 : int group_cipher;
470 : int key_mgmt;
471 : int wpa_proto;
472 : int mgmt_group_cipher;
473 :
474 : void *drv_priv; /* private data used by driver_ops */
475 : void *global_drv_priv;
476 :
477 : u8 *bssid_filter;
478 : size_t bssid_filter_count;
479 :
480 : u8 *disallow_aps_bssid;
481 : size_t disallow_aps_bssid_count;
482 : struct wpa_ssid_value *disallow_aps_ssid;
483 : size_t disallow_aps_ssid_count;
484 :
485 : enum set_band setband;
486 :
487 : /* Preferred network for the next connection attempt */
488 : struct wpa_ssid *next_ssid;
489 :
490 : /* previous scan was wildcard when interleaving between
491 : * wildcard scans and specific SSID scan when max_ssids=1 */
492 : int prev_scan_wildcard;
493 : struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
494 : * NULL = not yet initialized (start
495 : * with wildcard SSID)
496 : * WILDCARD_SSID_SCAN = wildcard
497 : * SSID was used in the previous scan
498 : */
499 : #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
500 :
501 : struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
502 : int sched_scan_timeout;
503 : int sched_scan_interval;
504 : int first_sched_scan;
505 : int sched_scan_timed_out;
506 :
507 : void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
508 : struct wpa_scan_results *scan_res);
509 : struct dl_list bss; /* struct wpa_bss::list */
510 : struct dl_list bss_id; /* struct wpa_bss::list_id */
511 : size_t num_bss;
512 : unsigned int bss_update_idx;
513 : unsigned int bss_next_id;
514 :
515 : /*
516 : * Pointers to BSS entries in the order they were in the last scan
517 : * results.
518 : */
519 : struct wpa_bss **last_scan_res;
520 : unsigned int last_scan_res_used;
521 : unsigned int last_scan_res_size;
522 : struct os_reltime last_scan;
523 :
524 : const struct wpa_driver_ops *driver;
525 : int interface_removed; /* whether the network interface has been
526 : * removed */
527 : struct wpa_sm *wpa;
528 : struct eapol_sm *eapol;
529 :
530 : struct ctrl_iface_priv *ctrl_iface;
531 :
532 : enum wpa_states wpa_state;
533 : struct wpa_radio_work *scan_work;
534 : int scanning;
535 : int sched_scanning;
536 : int new_connection;
537 :
538 : int eapol_received; /* number of EAPOL packets received after the
539 : * previous association event */
540 :
541 : struct scard_data *scard;
542 : char imsi[20];
543 : int mnc_len;
544 :
545 : unsigned char last_eapol_src[ETH_ALEN];
546 :
547 : unsigned int keys_cleared; /* bitfield of key indexes that the driver is
548 : * known not to be configured with a key */
549 :
550 : struct wpa_blacklist *blacklist;
551 :
552 : /**
553 : * extra_blacklist_count - Sum of blacklist counts after last connection
554 : *
555 : * This variable is used to maintain a count of temporary blacklisting
556 : * failures (maximum number for any BSS) over blacklist clear
557 : * operations. This is needed for figuring out whether there has been
558 : * failures prior to the last blacklist clear operation which happens
559 : * whenever no other not-blacklisted BSS candidates are available. This
560 : * gets cleared whenever a connection has been established successfully.
561 : */
562 : int extra_blacklist_count;
563 :
564 : /**
565 : * scan_req - Type of the scan request
566 : */
567 : enum scan_req_type {
568 : /**
569 : * NORMAL_SCAN_REQ - Normal scan request
570 : *
571 : * This is used for scans initiated by wpa_supplicant to find an
572 : * AP for a connection.
573 : */
574 : NORMAL_SCAN_REQ,
575 :
576 : /**
577 : * INITIAL_SCAN_REQ - Initial scan request
578 : *
579 : * This is used for the first scan on an interface to force at
580 : * least one scan to be run even if the configuration does not
581 : * include any enabled networks.
582 : */
583 : INITIAL_SCAN_REQ,
584 :
585 : /**
586 : * MANUAL_SCAN_REQ - Manual scan request
587 : *
588 : * This is used for scans where the user request a scan or
589 : * a specific wpa_supplicant operation (e.g., WPS) requires scan
590 : * to be run.
591 : */
592 : MANUAL_SCAN_REQ
593 : } scan_req, last_scan_req;
594 : enum wpa_states scan_prev_wpa_state;
595 : struct os_reltime scan_trigger_time, scan_start_time;
596 : /* Minimum freshness requirement for connection purposes */
597 : struct os_reltime scan_min_time;
598 : int scan_runs; /* number of scan runs since WPS was started */
599 : int *next_scan_freqs;
600 : int *manual_scan_freqs;
601 : int *manual_sched_scan_freqs;
602 : unsigned int manual_scan_passive:1;
603 : unsigned int manual_scan_use_id:1;
604 : unsigned int manual_scan_only_new:1;
605 : unsigned int own_scan_requested:1;
606 : unsigned int own_scan_running:1;
607 : unsigned int clear_driver_scan_cache:1;
608 : unsigned int manual_scan_id;
609 : int scan_interval; /* time in sec between scans to find suitable AP */
610 : int normal_scans; /* normal scans run before sched_scan */
611 : int scan_for_connection; /* whether the scan request was triggered for
612 : * finding a connection */
613 : #define MAX_SCAN_ID 16
614 : int scan_id[MAX_SCAN_ID];
615 : unsigned int scan_id_count;
616 :
617 : struct wpa_ssid_value *ssids_from_scan_req;
618 : unsigned int num_ssids_from_scan_req;
619 :
620 : u64 drv_flags;
621 : unsigned int drv_enc;
622 : unsigned int drv_smps_modes;
623 : unsigned int drv_rrm_flags;
624 :
625 : /*
626 : * A bitmap of supported protocols for probe response offload. See
627 : * struct wpa_driver_capa in driver.h
628 : */
629 : unsigned int probe_resp_offloads;
630 :
631 : /* extended capabilities supported by the driver */
632 : const u8 *extended_capa, *extended_capa_mask;
633 : unsigned int extended_capa_len;
634 :
635 : int max_scan_ssids;
636 : int max_sched_scan_ssids;
637 : int sched_scan_supported;
638 : unsigned int max_match_sets;
639 : unsigned int max_remain_on_chan;
640 : unsigned int max_stations;
641 :
642 : int pending_mic_error_report;
643 : int pending_mic_error_pairwise;
644 : int mic_errors_seen; /* Michael MIC errors with the current PTK */
645 :
646 : struct wps_context *wps;
647 : int wps_success; /* WPS success event received */
648 : struct wps_er *wps_er;
649 : unsigned int wps_run;
650 : struct os_reltime wps_pin_start_time;
651 : int blacklist_cleared;
652 :
653 : struct wpabuf *pending_eapol_rx;
654 : struct os_reltime pending_eapol_rx_time;
655 : u8 pending_eapol_rx_src[ETH_ALEN];
656 : unsigned int last_eapol_matches_bssid:1;
657 : unsigned int eap_expected_failure:1;
658 : unsigned int reattach:1; /* reassociation to the same BSS requested */
659 : unsigned int mac_addr_changed:1;
660 : unsigned int added_vif:1;
661 :
662 : struct os_reltime last_mac_addr_change;
663 : int last_mac_addr_style;
664 :
665 : struct ibss_rsn *ibss_rsn;
666 :
667 : int set_sta_uapsd;
668 : int sta_uapsd;
669 : int set_ap_uapsd;
670 : int ap_uapsd;
671 :
672 : #ifdef CONFIG_SME
673 : struct {
674 : u8 ssid[SSID_MAX_LEN];
675 : size_t ssid_len;
676 : int freq;
677 : u8 assoc_req_ie[200];
678 : size_t assoc_req_ie_len;
679 : int mfp;
680 : int ft_used;
681 : u8 mobility_domain[2];
682 : u8 *ft_ies;
683 : size_t ft_ies_len;
684 : u8 prev_bssid[ETH_ALEN];
685 : int prev_bssid_set;
686 : int auth_alg;
687 : int proto;
688 :
689 : int sa_query_count; /* number of pending SA Query requests;
690 : * 0 = no SA Query in progress */
691 : int sa_query_timed_out;
692 : u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
693 : * sa_query_count octets of pending
694 : * SA Query transaction identifiers */
695 : struct os_reltime sa_query_start;
696 : struct os_reltime last_unprot_disconnect;
697 : enum { HT_SEC_CHAN_UNKNOWN,
698 : HT_SEC_CHAN_ABOVE,
699 : HT_SEC_CHAN_BELOW } ht_sec_chan;
700 : u8 sched_obss_scan;
701 : u16 obss_scan_int;
702 : u16 bss_max_idle_period;
703 : #ifdef CONFIG_SAE
704 : struct sae_data sae;
705 : struct wpabuf *sae_token;
706 : int sae_group_index;
707 : unsigned int sae_pmksa_caching:1;
708 : #endif /* CONFIG_SAE */
709 : } sme;
710 : #endif /* CONFIG_SME */
711 :
712 : #ifdef CONFIG_AP
713 : struct hostapd_iface *ap_iface;
714 : void (*ap_configured_cb)(void *ctx, void *data);
715 : void *ap_configured_cb_ctx;
716 : void *ap_configured_cb_data;
717 : #endif /* CONFIG_AP */
718 :
719 : struct hostapd_iface *ifmsh;
720 : #ifdef CONFIG_MESH
721 : struct mesh_rsn *mesh_rsn;
722 : int mesh_if_idx;
723 : unsigned int mesh_if_created:1;
724 : unsigned int mesh_ht_enabled:1;
725 : int mesh_auth_block_duration; /* sec */
726 : #endif /* CONFIG_MESH */
727 :
728 : unsigned int off_channel_freq;
729 : struct wpabuf *pending_action_tx;
730 : u8 pending_action_src[ETH_ALEN];
731 : u8 pending_action_dst[ETH_ALEN];
732 : u8 pending_action_bssid[ETH_ALEN];
733 : unsigned int pending_action_freq;
734 : int pending_action_no_cck;
735 : int pending_action_without_roc;
736 : unsigned int pending_action_tx_done:1;
737 : void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
738 : unsigned int freq, const u8 *dst,
739 : const u8 *src, const u8 *bssid,
740 : const u8 *data, size_t data_len,
741 : enum offchannel_send_action_result
742 : result);
743 : unsigned int roc_waiting_drv_freq;
744 : int action_tx_wait_time;
745 :
746 : int p2p_mgmt;
747 :
748 : #ifdef CONFIG_P2P
749 : struct p2p_go_neg_results *go_params;
750 : int create_p2p_iface;
751 : u8 pending_interface_addr[ETH_ALEN];
752 : char pending_interface_name[100];
753 : int pending_interface_type;
754 : int p2p_group_idx;
755 : unsigned int pending_listen_freq;
756 : unsigned int pending_listen_duration;
757 : enum {
758 : NOT_P2P_GROUP_INTERFACE,
759 : P2P_GROUP_INTERFACE_PENDING,
760 : P2P_GROUP_INTERFACE_GO,
761 : P2P_GROUP_INTERFACE_CLIENT
762 : } p2p_group_interface;
763 : struct p2p_group *p2p_group;
764 : int p2p_long_listen; /* remaining time in long Listen state in ms */
765 : char p2p_pin[10];
766 : int p2p_wps_method;
767 : u8 p2p_auth_invite[ETH_ALEN];
768 : int p2p_sd_over_ctrl_iface;
769 : int p2p_in_provisioning;
770 : int p2p_in_invitation;
771 : int p2p_invite_go_freq;
772 : int pending_invite_ssid_id;
773 : int show_group_started;
774 : u8 go_dev_addr[ETH_ALEN];
775 : int pending_pd_before_join;
776 : u8 pending_join_iface_addr[ETH_ALEN];
777 : u8 pending_join_dev_addr[ETH_ALEN];
778 : int pending_join_wps_method;
779 : u8 p2p_join_ssid[SSID_MAX_LEN];
780 : size_t p2p_join_ssid_len;
781 : int p2p_join_scan_count;
782 : int auto_pd_scan_retry;
783 : int force_long_sd;
784 : u16 pending_pd_config_methods;
785 : enum {
786 : NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN, AUTO_PD_ASP
787 : } pending_pd_use;
788 :
789 : /*
790 : * Whether cross connection is disallowed by the AP to which this
791 : * interface is associated (only valid if there is an association).
792 : */
793 : int cross_connect_disallowed;
794 :
795 : /*
796 : * Whether this P2P group is configured to use cross connection (only
797 : * valid if this is P2P GO interface). The actual cross connect packet
798 : * forwarding may not be configured depending on the uplink status.
799 : */
800 : int cross_connect_enabled;
801 :
802 : /* Whether cross connection forwarding is in use at the moment. */
803 : int cross_connect_in_use;
804 :
805 : /*
806 : * Uplink interface name for cross connection
807 : */
808 : char cross_connect_uplink[100];
809 :
810 : unsigned int p2p_auto_join:1;
811 : unsigned int p2p_auto_pd:1;
812 : unsigned int p2p_persistent_group:1;
813 : unsigned int p2p_fallback_to_go_neg:1;
814 : unsigned int p2p_pd_before_go_neg:1;
815 : unsigned int p2p_go_ht40:1;
816 : unsigned int p2p_go_vht:1;
817 : unsigned int user_initiated_pd:1;
818 : unsigned int p2p_go_group_formation_completed:1;
819 : unsigned int group_formation_reported:1;
820 : unsigned int waiting_presence_resp;
821 : int p2p_first_connection_timeout;
822 : unsigned int p2p_nfc_tag_enabled:1;
823 : unsigned int p2p_peer_oob_pk_hash_known:1;
824 : unsigned int p2p_disable_ip_addr_req:1;
825 : unsigned int p2ps_method_config_any:1;
826 : unsigned int p2p_cli_probe:1;
827 : int p2p_persistent_go_freq;
828 : int p2p_persistent_id;
829 : int p2p_go_intent;
830 : int p2p_connect_freq;
831 : struct os_reltime p2p_auto_started;
832 : struct wpa_ssid *p2p_last_4way_hs_fail;
833 : struct wpa_radio_work *p2p_scan_work;
834 : struct wpa_radio_work *p2p_listen_work;
835 : struct wpa_radio_work *p2p_send_action_work;
836 :
837 : u16 p2p_oob_dev_pw_id; /* OOB Device Password Id for group formation */
838 : struct wpabuf *p2p_oob_dev_pw; /* OOB Device Password for group
839 : * formation */
840 : u8 p2p_peer_oob_pubkey_hash[WPS_OOB_PUBKEY_HASH_LEN];
841 : u8 p2p_ip_addr_info[3 * 4];
842 :
843 : /* group common frequencies */
844 : int *p2p_group_common_freqs;
845 : unsigned int p2p_group_common_freqs_num;
846 : u8 p2ps_join_addr[ETH_ALEN];
847 : #endif /* CONFIG_P2P */
848 :
849 : struct wpa_ssid *bgscan_ssid;
850 : const struct bgscan_ops *bgscan;
851 : void *bgscan_priv;
852 :
853 : const struct autoscan_ops *autoscan;
854 : struct wpa_driver_scan_params *autoscan_params;
855 : void *autoscan_priv;
856 :
857 : struct wpa_ssid *connect_without_scan;
858 :
859 : struct wps_ap_info *wps_ap;
860 : size_t num_wps_ap;
861 : int wps_ap_iter;
862 :
863 : int after_wps;
864 : int known_wps_freq;
865 : unsigned int wps_freq;
866 : int wps_fragment_size;
867 : int auto_reconnect_disabled;
868 :
869 : /* Channel preferences for AP/P2P GO use */
870 : int best_24_freq;
871 : int best_5_freq;
872 : int best_overall_freq;
873 :
874 : struct gas_query *gas;
875 :
876 : #ifdef CONFIG_INTERWORKING
877 : unsigned int fetch_anqp_in_progress:1;
878 : unsigned int network_select:1;
879 : unsigned int auto_select:1;
880 : unsigned int auto_network_select:1;
881 : unsigned int interworking_fast_assoc_tried:1;
882 : unsigned int fetch_all_anqp:1;
883 : unsigned int fetch_osu_info:1;
884 : unsigned int fetch_osu_waiting_scan:1;
885 : unsigned int fetch_osu_icon_in_progress:1;
886 : struct wpa_bss *interworking_gas_bss;
887 : unsigned int osu_icon_id;
888 : struct osu_provider *osu_prov;
889 : size_t osu_prov_count;
890 : struct os_reltime osu_icon_fetch_start;
891 : unsigned int num_osu_scans;
892 : unsigned int num_prov_found;
893 : #endif /* CONFIG_INTERWORKING */
894 : unsigned int drv_capa_known;
895 :
896 : struct {
897 : struct hostapd_hw_modes *modes;
898 : u16 num_modes;
899 : u16 flags;
900 : } hw;
901 : enum local_hw_capab {
902 : CAPAB_NO_HT_VHT,
903 : CAPAB_HT,
904 : CAPAB_HT40,
905 : CAPAB_VHT,
906 : } hw_capab;
907 : #ifdef CONFIG_MACSEC
908 : struct ieee802_1x_kay *kay;
909 : #endif /* CONFIG_MACSEC */
910 :
911 : int pno;
912 : int pno_sched_pending;
913 :
914 : /* WLAN_REASON_* reason codes. Negative if locally generated. */
915 : int disconnect_reason;
916 :
917 : struct ext_password_data *ext_pw;
918 :
919 : struct wpabuf *last_gas_resp, *prev_gas_resp;
920 : u8 last_gas_addr[ETH_ALEN], prev_gas_addr[ETH_ALEN];
921 : u8 last_gas_dialog_token, prev_gas_dialog_token;
922 :
923 : unsigned int no_keep_alive:1;
924 : unsigned int ext_mgmt_frame_handling:1;
925 : unsigned int ext_eapol_frame_io:1;
926 : unsigned int wmm_ac_supported:1;
927 : unsigned int ext_work_in_progress:1;
928 : unsigned int own_disconnect_req:1;
929 :
930 : #define MAC_ADDR_RAND_SCAN BIT(0)
931 : #define MAC_ADDR_RAND_SCHED_SCAN BIT(1)
932 : #define MAC_ADDR_RAND_PNO BIT(2)
933 : #define MAC_ADDR_RAND_ALL (MAC_ADDR_RAND_SCAN | \
934 : MAC_ADDR_RAND_SCHED_SCAN | \
935 : MAC_ADDR_RAND_PNO)
936 : unsigned int mac_addr_rand_supported;
937 : unsigned int mac_addr_rand_enable;
938 :
939 : /* MAC Address followed by mask (2 * ETH_ALEN) */
940 : u8 *mac_addr_scan;
941 : u8 *mac_addr_sched_scan;
942 : u8 *mac_addr_pno;
943 :
944 : #ifdef CONFIG_WNM
945 : u8 wnm_dialog_token;
946 : u8 wnm_reply;
947 : u8 wnm_num_neighbor_report;
948 : u8 wnm_mode;
949 : u16 wnm_dissoc_timer;
950 : u8 wnm_bss_termination_duration[12];
951 : struct neighbor_report *wnm_neighbor_report_elements;
952 : struct os_reltime wnm_cand_valid_until;
953 : u8 wnm_cand_from_bss[ETH_ALEN];
954 : #endif /* CONFIG_WNM */
955 :
956 : #ifdef CONFIG_TESTING_GET_GTK
957 : u8 last_gtk[32];
958 : size_t last_gtk_len;
959 : #endif /* CONFIG_TESTING_GET_GTK */
960 :
961 : unsigned int num_multichan_concurrent;
962 : struct wpa_radio_work *connect_work;
963 :
964 : unsigned int ext_work_id;
965 :
966 : struct wpabuf *vendor_elem[NUM_VENDOR_ELEM_FRAMES];
967 :
968 : #ifdef CONFIG_TESTING_OPTIONS
969 : struct l2_packet_data *l2_test;
970 : unsigned int extra_roc_dur;
971 : enum wpa_supplicant_test_failure test_failure;
972 : #endif /* CONFIG_TESTING_OPTIONS */
973 :
974 : struct wmm_ac_assoc_data *wmm_ac_assoc_info;
975 : struct wmm_tspec_element *tspecs[WMM_AC_NUM][TS_DIR_IDX_COUNT];
976 : struct wmm_ac_addts_request *addts_request;
977 : u8 wmm_ac_last_dialog_token;
978 : struct wmm_tspec_element *last_tspecs;
979 : u8 last_tspecs_count;
980 :
981 : struct rrm_data rrm;
982 :
983 : #ifdef CONFIG_FST
984 : struct fst_iface *fst;
985 : const struct wpabuf *fst_ies;
986 : struct wpabuf *received_mb_ies;
987 : #endif /* CONFIG_FST */
988 : };
989 :
990 :
991 : /* wpa_supplicant.c */
992 : void wpa_supplicant_apply_ht_overrides(
993 : struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
994 : struct wpa_driver_associate_params *params);
995 : void wpa_supplicant_apply_vht_overrides(
996 : struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
997 : struct wpa_driver_associate_params *params);
998 :
999 : int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
1000 : int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s,
1001 : struct wpa_ssid *ssid);
1002 :
1003 : int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
1004 :
1005 : const char * wpa_supplicant_state_txt(enum wpa_states state);
1006 : int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
1007 : int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
1008 : int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
1009 : struct wpa_bss *bss, struct wpa_ssid *ssid,
1010 : u8 *wpa_ie, size_t *wpa_ie_len);
1011 : void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
1012 : struct wpa_bss *bss,
1013 : struct wpa_ssid *ssid);
1014 : void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
1015 : struct wpa_ssid *ssid);
1016 : void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
1017 : void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
1018 : void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
1019 : int sec, int usec);
1020 : void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
1021 : void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
1022 : enum wpa_states state);
1023 : struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
1024 : const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
1025 : void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
1026 : void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
1027 : int reason_code);
1028 :
1029 : void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
1030 : struct wpa_ssid *ssid);
1031 : void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
1032 : struct wpa_ssid *ssid);
1033 : void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
1034 : struct wpa_ssid *ssid);
1035 : int wpas_set_pkcs11_engine_and_module_path(struct wpa_supplicant *wpa_s,
1036 : const char *pkcs11_engine_path,
1037 : const char *pkcs11_module_path);
1038 : int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
1039 : int ap_scan);
1040 : int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
1041 : unsigned int expire_age);
1042 : int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
1043 : unsigned int expire_count);
1044 : int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
1045 : int scan_interval);
1046 : int wpa_supplicant_set_debug_params(struct wpa_global *global,
1047 : int debug_level, int debug_timestamp,
1048 : int debug_show_keys);
1049 : void free_hw_features(struct wpa_supplicant *wpa_s);
1050 :
1051 : void wpa_show_license(void);
1052 :
1053 : struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
1054 : struct wpa_interface *iface,
1055 : struct wpa_supplicant *parent);
1056 : int wpa_supplicant_remove_iface(struct wpa_global *global,
1057 : struct wpa_supplicant *wpa_s,
1058 : int terminate);
1059 : struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
1060 : const char *ifname);
1061 : struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
1062 : int wpa_supplicant_run(struct wpa_global *global);
1063 : void wpa_supplicant_deinit(struct wpa_global *global);
1064 :
1065 : int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
1066 : struct wpa_ssid *ssid);
1067 : void wpa_supplicant_terminate_proc(struct wpa_global *global);
1068 : void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
1069 : const u8 *buf, size_t len);
1070 : void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
1071 : void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
1072 : void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
1073 : int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
1074 : int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
1075 : void wpas_auth_failed(struct wpa_supplicant *wpa_s, char *reason);
1076 : void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
1077 : struct wpa_ssid *ssid, int clear_failures);
1078 : int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
1079 : int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
1080 : size_t ssid_len);
1081 : void wpas_request_connection(struct wpa_supplicant *wpa_s);
1082 : int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf, size_t buflen);
1083 : int wpas_update_random_addr(struct wpa_supplicant *wpa_s, int style);
1084 : int wpas_update_random_addr_disassoc(struct wpa_supplicant *wpa_s);
1085 : void add_freq(int *freqs, int *num_freqs, int freq);
1086 :
1087 : void wpas_rrm_reset(struct wpa_supplicant *wpa_s);
1088 : void wpas_rrm_process_neighbor_rep(struct wpa_supplicant *wpa_s,
1089 : const u8 *report, size_t report_len);
1090 : int wpas_rrm_send_neighbor_rep_request(struct wpa_supplicant *wpa_s,
1091 : const struct wpa_ssid *ssid,
1092 : void (*cb)(void *ctx,
1093 : struct wpabuf *neighbor_rep),
1094 : void *cb_ctx);
1095 : void wpas_rrm_handle_link_measurement_request(struct wpa_supplicant *wpa_s,
1096 : const u8 *src,
1097 : const u8 *frame, size_t len,
1098 : int rssi);
1099 :
1100 : /**
1101 : * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
1102 : * @wpa_s: Pointer to wpa_supplicant data
1103 : * @ssid: Pointer to the network block the reply is for
1104 : * @field: field the response is a reply for
1105 : * @value: value (ie, password, etc) for @field
1106 : * Returns: 0 on success, non-zero on error
1107 : *
1108 : * Helper function to handle replies to control interface requests.
1109 : */
1110 : int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
1111 : struct wpa_ssid *ssid,
1112 : const char *field,
1113 : const char *value);
1114 :
1115 : void ibss_mesh_setup_freq(struct wpa_supplicant *wpa_s,
1116 : const struct wpa_ssid *ssid,
1117 : struct hostapd_freq_params *freq);
1118 :
1119 : /* events.c */
1120 : void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
1121 : int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
1122 : struct wpa_bss *selected,
1123 : struct wpa_ssid *ssid);
1124 : void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
1125 : void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
1126 : void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
1127 : int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s);
1128 : struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
1129 : struct wpa_ssid **selected_ssid);
1130 :
1131 : /* eap_register.c */
1132 : int eap_register_methods(void);
1133 :
1134 : /**
1135 : * Utility method to tell if a given network is for persistent group storage
1136 : * @ssid: Network object
1137 : * Returns: 1 if network is a persistent group, 0 otherwise
1138 : */
1139 10803 : static inline int network_is_persistent_group(struct wpa_ssid *ssid)
1140 : {
1141 10803 : return ssid->disabled == 2 && ssid->p2p_persistent_group;
1142 : }
1143 :
1144 : int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
1145 : int wpas_get_ssid_pmf(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
1146 :
1147 : int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
1148 :
1149 : void dump_freq_data(struct wpa_supplicant *wpa_s, const char *title,
1150 : struct wpa_used_freq_data *freqs_data,
1151 : unsigned int len);
1152 :
1153 : int get_shared_radio_freqs_data(struct wpa_supplicant *wpa_s,
1154 : struct wpa_used_freq_data *freqs_data,
1155 : unsigned int len);
1156 : int get_shared_radio_freqs(struct wpa_supplicant *wpa_s,
1157 : int *freq_array, unsigned int len);
1158 :
1159 : void wpas_network_reenabled(void *eloop_ctx, void *timeout_ctx);
1160 :
1161 : #ifdef CONFIG_FST
1162 :
1163 : struct fst_wpa_obj;
1164 :
1165 : void fst_wpa_supplicant_fill_iface_obj(struct wpa_supplicant *wpa_s,
1166 : struct fst_wpa_obj *iface_obj);
1167 :
1168 : #endif /* CONFIG_FST */
1169 :
1170 : #endif /* WPA_SUPPLICANT_I_H */
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