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1 /*
2  * WPA Supplicant / Configuration file structures
3  * Copyright (c) 2003-2012, 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 CONFIG_H
10 #define CONFIG_H
11 
12 #define DEFAULT_EAPOL_VERSION 1
13 #ifdef CONFIG_NO_SCAN_PROCESSING
14 #define DEFAULT_AP_SCAN 2
15 #else /* CONFIG_NO_SCAN_PROCESSING */
16 #define DEFAULT_AP_SCAN 1
17 #endif /* CONFIG_NO_SCAN_PROCESSING */
18 #define DEFAULT_USER_MPM 1
19 #define DEFAULT_MAX_PEER_LINKS 99
20 #define DEFAULT_MESH_MAX_INACTIVITY 300
21 /*
22  * The default dot11RSNASAERetransPeriod is defined as 40 ms in the standard,
23  * but use 1000 ms in practice to avoid issues on low power CPUs.
24  */
25 #define DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD 1000
26 #define DEFAULT_FAST_REAUTH 1
27 #define DEFAULT_P2P_GO_INTENT 7
28 #define DEFAULT_P2P_INTRA_BSS 1
29 #define DEFAULT_P2P_GO_MAX_INACTIVITY (5 * 60)
30 #define DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN 0
31 #define DEFAULT_BSS_MAX_COUNT 200
32 #define DEFAULT_BSS_EXPIRATION_AGE 180
33 #define DEFAULT_BSS_EXPIRATION_SCAN_COUNT 2
34 #define DEFAULT_MAX_NUM_STA 128
35 #define DEFAULT_AP_ISOLATE 0
36 #define DEFAULT_ACCESS_NETWORK_TYPE 15
37 #define DEFAULT_SCAN_CUR_FREQ 0
38 #define DEFAULT_P2P_SEARCH_DELAY 500
39 #define DEFAULT_RAND_ADDR_LIFETIME 60
40 #define DEFAULT_KEY_MGMT_OFFLOAD 1
41 #define DEFAULT_CERT_IN_CB 1
42 #define DEFAULT_P2P_GO_CTWINDOW 0
43 #define DEFAULT_WPA_RSC_RELAXATION 1
44 #define DEFAULT_MBO_CELL_CAPA MBO_CELL_CAPA_NOT_SUPPORTED
45 #define DEFAULT_DISASSOC_IMMINENT_RSSI_THRESHOLD -75
46 #define DEFAULT_OCE_SUPPORT OCE_STA
47 #define DEFAULT_EXTENDED_KEY_ID 0
48 #define DEFAULT_BTM_OFFLOAD 0
49 
50 #include "config_ssid.h"
51 #include "wps/wps.h"
52 #include "common/ieee802_11_defs.h"
53 #include "common/ieee802_11_common.h"
54 
55 
56 #define MAX_ROAMING_CONS 36
57 #define MAX_ROAMING_CONS_OI_LEN 15
58 
59 struct wpa_cred {
60 	/**
61 	 * next - Next credential in the list
62 	 *
63 	 * This pointer can be used to iterate over all credentials. The head
64 	 * of this list is stored in the cred field of struct wpa_config.
65 	 */
66 	struct wpa_cred *next;
67 
68 	/**
69 	 * id - Unique id for the credential
70 	 *
71 	 * This identifier is used as a unique identifier for each credential
72 	 * block when using the control interface. Each credential is allocated
73 	 * an id when it is being created, either when reading the
74 	 * configuration file or when a new credential is added through the
75 	 * control interface.
76 	 */
77 	int id;
78 
79 	/**
80 	 * temporary - Whether this credential is temporary and not to be saved
81 	 */
82 	int temporary;
83 
84 	/**
85 	 * priority - Priority group
86 	 *
87 	 * By default, all networks and credentials get the same priority group
88 	 * (0). This field can be used to give higher priority for credentials
89 	 * (and similarly in struct wpa_ssid for network blocks) to change the
90 	 * Interworking automatic networking selection behavior. The matching
91 	 * network (based on either an enabled network block or a credential)
92 	 * with the highest priority value will be selected.
93 	 */
94 	int priority;
95 
96 	/**
97 	 * pcsc - Use PC/SC and SIM/USIM card
98 	 */
99 	int pcsc;
100 
101 	/**
102 	 * realm - Home Realm for Interworking
103 	 */
104 	char *realm;
105 
106 	/**
107 	 * username - Username for Interworking network selection
108 	 */
109 	char *username;
110 
111 	/**
112 	 * password - Password for Interworking network selection
113 	 */
114 	char *password;
115 
116 	/**
117 	 * ext_password - Whether password is a name for external storage
118 	 */
119 	int ext_password;
120 
121 	/**
122 	 * ca_cert - CA certificate for Interworking network selection
123 	 */
124 	char *ca_cert;
125 
126 	/**
127 	 * client_cert - File path to client certificate file (PEM/DER)
128 	 *
129 	 * This field is used with Interworking networking selection for a case
130 	 * where client certificate/private key is used for authentication
131 	 * (EAP-TLS). Full path to the file should be used since working
132 	 * directory may change when wpa_supplicant is run in the background.
133 	 *
134 	 * Alternatively, a named configuration blob can be used by setting
135 	 * this to blob://blob_name.
136 	 */
137 	char *client_cert;
138 
139 	/**
140 	 * private_key - File path to client private key file (PEM/DER/PFX)
141 	 *
142 	 * When PKCS#12/PFX file (.p12/.pfx) is used, client_cert should be
143 	 * commented out. Both the private key and certificate will be read
144 	 * from the PKCS#12 file in this case. Full path to the file should be
145 	 * used since working directory may change when wpa_supplicant is run
146 	 * in the background.
147 	 *
148 	 * Windows certificate store can be used by leaving client_cert out and
149 	 * configuring private_key in one of the following formats:
150 	 *
151 	 * cert://substring_to_match
152 	 *
153 	 * hash://certificate_thumbprint_in_hex
154 	 *
155 	 * For example: private_key="hash://63093aa9c47f56ae88334c7b65a4"
156 	 *
157 	 * Note that when running wpa_supplicant as an application, the user
158 	 * certificate store (My user account) is used, whereas computer store
159 	 * (Computer account) is used when running wpasvc as a service.
160 	 *
161 	 * Alternatively, a named configuration blob can be used by setting
162 	 * this to blob://blob_name.
163 	 */
164 	char *private_key;
165 
166 	/**
167 	 * private_key_passwd - Password for private key file
168 	 */
169 	char *private_key_passwd;
170 
171 	/**
172 	 * imsi - IMSI in <MCC> | <MNC> | '-' | <MSIN> format
173 	 */
174 	char *imsi;
175 
176 	/**
177 	 * milenage - Milenage parameters for SIM/USIM simulator in
178 	 *	<Ki>:<OPc>:<SQN> format
179 	 */
180 	char *milenage;
181 
182 	/**
183 	 * domain_suffix_match - Constraint for server domain name
184 	 *
185 	 * If set, this FQDN is used as a suffix match requirement for the AAA
186 	 * server certificate in SubjectAltName dNSName element(s). If a
187 	 * matching dNSName is found, this constraint is met. If no dNSName
188 	 * values are present, this constraint is matched against SubjectName CN
189 	 * using same suffix match comparison. Suffix match here means that the
190 	 * host/domain name is compared one label at a time starting from the
191 	 * top-level domain and all the labels in @domain_suffix_match shall be
192 	 * included in the certificate. The certificate may include additional
193 	 * sub-level labels in addition to the required labels.
194 	 *
195 	 * For example, domain_suffix_match=example.com would match
196 	 * test.example.com but would not match test-example.com.
197 	 */
198 	char *domain_suffix_match;
199 
200 	/**
201 	 * domain - Home service provider FQDN(s)
202 	 *
203 	 * This is used to compare against the Domain Name List to figure out
204 	 * whether the AP is operated by the Home SP. Multiple domain entries
205 	 * can be used to configure alternative FQDNs that will be considered
206 	 * home networks.
207 	 */
208 	char **domain;
209 
210 	/**
211 	 * num_domain - Number of FQDNs in the domain array
212 	 */
213 	size_t num_domain;
214 
215 	/**
216 	 * roaming_consortium - Roaming Consortium OI
217 	 *
218 	 * If roaming_consortium_len is non-zero, this field contains the
219 	 * Roaming Consortium OI that can be used to determine which access
220 	 * points support authentication with this credential. This is an
221 	 * alternative to the use of the realm parameter. When using Roaming
222 	 * Consortium to match the network, the EAP parameters need to be
223 	 * pre-configured with the credential since the NAI Realm information
224 	 * may not be available or fetched.
225 	 */
226 	u8 roaming_consortium[15];
227 
228 	/**
229 	 * roaming_consortium_len - Length of roaming_consortium
230 	 */
231 	size_t roaming_consortium_len;
232 
233 	/**
234 	 * required_roaming_consortium - Required Roaming Consortium OI
235 	 *
236 	 * If required_roaming_consortium_len is non-zero, this field contains
237 	 * the Roaming Consortium OI that is required to be advertised by the AP
238 	 * for the credential to be considered matching.
239 	 */
240 	u8 required_roaming_consortium[15];
241 
242 	/**
243 	 * required_roaming_consortium_len - Length of required_roaming_consortium
244 	 */
245 	size_t required_roaming_consortium_len;
246 
247 	/**
248 	 * roaming_consortiums - Roaming Consortium OI(s) memberships
249 	 *
250 	 * This field contains one or more OIs identifying the roaming
251 	 * consortiums of which the provider is a member. The list is sorted
252 	 * from the most preferred one to the least preferred one. A match
253 	 * between the Roaming Consortium OIs advertised by an AP and the OIs
254 	 * in this list indicates that successful authentication is possible.
255 	 * (Hotspot 2.0 PerProviderSubscription/<X+>/HomeSP/RoamingConsortiumOI)
256 	 */
257 	u8 roaming_consortiums[MAX_ROAMING_CONS][MAX_ROAMING_CONS_OI_LEN];
258 
259 	/**
260 	 * roaming_consortiums_len - Length on roaming_consortiums[i]
261 	 */
262 	size_t roaming_consortiums_len[MAX_ROAMING_CONS];
263 
264 	/**
265 	 * num_roaming_consortiums - Number of entries in roaming_consortiums
266 	 */
267 	unsigned int num_roaming_consortiums;
268 
269 	/**
270 	 * eap_method - EAP method to use
271 	 *
272 	 * Pre-configured EAP method to use with this credential or %NULL to
273 	 * indicate no EAP method is selected, i.e., the method will be
274 	 * selected automatically based on ANQP information.
275 	 */
276 	struct eap_method_type *eap_method;
277 
278 	/**
279 	 * phase1 - Phase 1 (outer authentication) parameters
280 	 *
281 	 * Pre-configured EAP parameters or %NULL.
282 	 */
283 	char *phase1;
284 
285 	/**
286 	 * phase2 - Phase 2 (inner authentication) parameters
287 	 *
288 	 * Pre-configured EAP parameters or %NULL.
289 	 */
290 	char *phase2;
291 
292 	struct excluded_ssid {
293 		u8 ssid[SSID_MAX_LEN];
294 		size_t ssid_len;
295 	} *excluded_ssid;
296 	size_t num_excluded_ssid;
297 
298 	struct roaming_partner {
299 		char fqdn[128];
300 		int exact_match;
301 		u8 priority;
302 		char country[3];
303 	} *roaming_partner;
304 	size_t num_roaming_partner;
305 
306 	int update_identifier;
307 
308 	/**
309 	 * provisioning_sp - FQDN of the SP that provisioned the credential
310 	 */
311 	char *provisioning_sp;
312 
313 	/**
314 	 * sp_priority - Credential priority within a provisioning SP
315 	 *
316 	 * This is the priority of the credential among all credentials
317 	 * provisionined by the same SP (i.e., for entries that have identical
318 	 * provisioning_sp value). The range of this priority is 0-255 with 0
319 	 * being the highest and 255 the lower priority.
320 	 */
321 	int sp_priority;
322 
323 	unsigned int min_dl_bandwidth_home;
324 	unsigned int min_ul_bandwidth_home;
325 	unsigned int min_dl_bandwidth_roaming;
326 	unsigned int min_ul_bandwidth_roaming;
327 
328 	/**
329 	 * max_bss_load - Maximum BSS Load Channel Utilization (1..255)
330 	 * This value is used as the maximum channel utilization for network
331 	 * selection purposes for home networks. If the AP does not advertise
332 	 * BSS Load or if the limit would prevent any connection, this
333 	 * constraint will be ignored.
334 	 */
335 	unsigned int max_bss_load;
336 
337 	size_t num_req_conn_capab;
338 	u8 *req_conn_capab_proto;
339 	int **req_conn_capab_port;
340 
341 	/**
342 	 * ocsp - Whether to use/require OCSP to check server certificate
343 	 *
344 	 * 0 = do not use OCSP stapling (TLS certificate status extension)
345 	 * 1 = try to use OCSP stapling, but not require response
346 	 * 2 = require valid OCSP stapling response
347 	 */
348 	int ocsp;
349 
350 	/**
351 	 * sim_num - User selected SIM identifier
352 	 *
353 	 * This variable is used for identifying which SIM is used if the system
354 	 * has more than one.
355 	 */
356 	int sim_num;
357 };
358 
359 
360 #define CFG_CHANGED_DEVICE_NAME BIT(0)
361 #define CFG_CHANGED_CONFIG_METHODS BIT(1)
362 #define CFG_CHANGED_DEVICE_TYPE BIT(2)
363 #define CFG_CHANGED_OS_VERSION BIT(3)
364 #define CFG_CHANGED_UUID BIT(4)
365 #define CFG_CHANGED_COUNTRY BIT(5)
366 #define CFG_CHANGED_SEC_DEVICE_TYPE BIT(6)
367 #define CFG_CHANGED_P2P_SSID_POSTFIX BIT(7)
368 #define CFG_CHANGED_WPS_STRING BIT(8)
369 #define CFG_CHANGED_P2P_INTRA_BSS BIT(9)
370 #define CFG_CHANGED_VENDOR_EXTENSION BIT(10)
371 #define CFG_CHANGED_P2P_LISTEN_CHANNEL BIT(11)
372 #define CFG_CHANGED_P2P_OPER_CHANNEL BIT(12)
373 #define CFG_CHANGED_P2P_PREF_CHAN BIT(13)
374 #define CFG_CHANGED_EXT_PW_BACKEND BIT(14)
375 #define CFG_CHANGED_NFC_PASSWORD_TOKEN BIT(15)
376 #define CFG_CHANGED_P2P_PASSPHRASE_LEN BIT(16)
377 #define CFG_CHANGED_SCHED_SCAN_PLANS BIT(17)
378 #define CFG_CHANGED_WOWLAN_TRIGGERS BIT(18)
379 #define CFG_CHANGED_DISABLE_BTM BIT(19)
380 #define CFG_CHANGED_DISABLE_BTM_NOTIFY BIT(20)
381 
382 /**
383  * struct wpa_config - wpa_supplicant configuration data
384  *
385  * This data structure is presents the per-interface (radio) configuration
386  * data. In many cases, there is only one struct wpa_config instance, but if
387  * more than one network interface is being controlled, one instance is used
388  * for each.
389  */
390 struct wpa_config {
391 	/**
392 	 * ssid - Head of the global network list
393 	 *
394 	 * This is the head for the list of all the configured networks.
395 	 */
396 	struct wpa_ssid *ssid;
397 
398 	/**
399 	 * pssid - Per-priority network lists (in priority order)
400 	 */
401 	struct wpa_ssid **pssid;
402 
403 	/**
404 	 * num_prio - Number of different priorities used in the pssid lists
405 	 *
406 	 * This indicates how many per-priority network lists are included in
407 	 * pssid.
408 	 */
409 	size_t num_prio;
410 
411 	/**
412 	 * cred - Head of the credential list
413 	 *
414 	 * This is the head for the list of all the configured credentials.
415 	 */
416 	struct wpa_cred *cred;
417 
418 	/**
419 	 * eapol_version - IEEE 802.1X/EAPOL version number
420 	 *
421 	 * wpa_supplicant is implemented based on IEEE Std 802.1X-2004 which
422 	 * defines EAPOL version 2. However, there are many APs that do not
423 	 * handle the new version number correctly (they seem to drop the
424 	 * frames completely). In order to make wpa_supplicant interoperate
425 	 * with these APs, the version number is set to 1 by default. This
426 	 * configuration value can be used to set it to the new version (2).
427 	 */
428 	int eapol_version;
429 
430 	/**
431 	 * ap_scan - AP scanning/selection
432 	 *
433 	 * By default, wpa_supplicant requests driver to perform AP
434 	 * scanning and then uses the scan results to select a
435 	 * suitable AP. Another alternative is to allow the driver to
436 	 * take care of AP scanning and selection and use
437 	 * wpa_supplicant just to process EAPOL frames based on IEEE
438 	 * 802.11 association information from the driver.
439 	 *
440 	 * 1: wpa_supplicant initiates scanning and AP selection (default).
441 	 *
442 	 * 0: Driver takes care of scanning, AP selection, and IEEE 802.11
443 	 * association parameters (e.g., WPA IE generation); this mode can
444 	 * also be used with non-WPA drivers when using IEEE 802.1X mode;
445 	 * do not try to associate with APs (i.e., external program needs
446 	 * to control association). This mode must also be used when using
447 	 * wired Ethernet drivers.
448 	 *
449 	 * 2: like 0, but associate with APs using security policy and SSID
450 	 * (but not BSSID); this can be used, e.g., with ndiswrapper and NDIS
451 	 * drivers to enable operation with hidden SSIDs and optimized roaming;
452 	 * in this mode, the network blocks in the configuration are tried
453 	 * one by one until the driver reports successful association; each
454 	 * network block should have explicit security policy (i.e., only one
455 	 * option in the lists) for key_mgmt, pairwise, group, proto variables.
456 	 *
457 	 * Note: ap_scan=2 should not be used with the nl80211 driver interface
458 	 * (the current Linux interface). ap_scan=1 is optimized work working
459 	 * with nl80211. For finding networks using hidden SSID, scan_ssid=1 in
460 	 * the network block can be used with nl80211.
461 	 */
462 	int ap_scan;
463 
464 	/**
465 	 * bgscan - Background scan and roaming parameters or %NULL if none
466 	 *
467 	 * This is an optional set of parameters for background scanning and
468 	 * roaming within a network (ESS). For more detailed information see
469 	 * ssid block documentation.
470 	 *
471 	 * The variable defines default bgscan behavior for all BSS station
472 	 * networks except for those which have their own bgscan configuration.
473 	 */
474 	 char *bgscan;
475 
476 	/**
477 	 * disable_scan_offload - Disable automatic offloading of scan requests
478 	 *
479 	 * By default, %wpa_supplicant tries to offload scanning if the driver
480 	 * indicates support for this (sched_scan). This configuration
481 	 * parameter can be used to disable this offloading mechanism.
482 	 */
483 	int disable_scan_offload;
484 
485 	/**
486 	 * ctrl_interface - Parameters for the control interface
487 	 *
488 	 * If this is specified, %wpa_supplicant will open a control interface
489 	 * that is available for external programs to manage %wpa_supplicant.
490 	 * The meaning of this string depends on which control interface
491 	 * mechanism is used. For all cases, the existence of this parameter
492 	 * in configuration is used to determine whether the control interface
493 	 * is enabled.
494 	 *
495 	 * For UNIX domain sockets (default on Linux and BSD): This is a
496 	 * directory that will be created for UNIX domain sockets for listening
497 	 * to requests from external programs (CLI/GUI, etc.) for status
498 	 * information and configuration. The socket file will be named based
499 	 * on the interface name, so multiple %wpa_supplicant processes can be
500 	 * run at the same time if more than one interface is used.
501 	 * /var/run/wpa_supplicant is the recommended directory for sockets and
502 	 * by default, wpa_cli will use it when trying to connect with
503 	 * %wpa_supplicant.
504 	 *
505 	 * Access control for the control interface can be configured
506 	 * by setting the directory to allow only members of a group
507 	 * to use sockets. This way, it is possible to run
508 	 * %wpa_supplicant as root (since it needs to change network
509 	 * configuration and open raw sockets) and still allow GUI/CLI
510 	 * components to be run as non-root users. However, since the
511 	 * control interface can be used to change the network
512 	 * configuration, this access needs to be protected in many
513 	 * cases. By default, %wpa_supplicant is configured to use gid
514 	 * 0 (root). If you want to allow non-root users to use the
515 	 * control interface, add a new group and change this value to
516 	 * match with that group. Add users that should have control
517 	 * interface access to this group.
518 	 *
519 	 * When configuring both the directory and group, use following format:
520 	 * DIR=/var/run/wpa_supplicant GROUP=wheel
521 	 * DIR=/var/run/wpa_supplicant GROUP=0
522 	 * (group can be either group name or gid)
523 	 *
524 	 * For UDP connections (default on Windows): The value will be ignored.
525 	 * This variable is just used to select that the control interface is
526 	 * to be created. The value can be set to, e.g., udp
527 	 * (ctrl_interface=udp).
528 	 *
529 	 * For Windows Named Pipe: This value can be used to set the security
530 	 * descriptor for controlling access to the control interface. Security
531 	 * descriptor can be set using Security Descriptor String Format (see
532 	 * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/secauthz/security/security_descriptor_string_format.asp).
533 	 * The descriptor string needs to be prefixed with SDDL=. For example,
534 	 * ctrl_interface=SDDL=D: would set an empty DACL (which will reject
535 	 * all connections).
536 	 */
537 	char *ctrl_interface;
538 
539 	/**
540 	 * ctrl_interface_group - Control interface group (DEPRECATED)
541 	 *
542 	 * This variable is only used for backwards compatibility. Group for
543 	 * UNIX domain sockets should now be specified using GROUP=group in
544 	 * ctrl_interface variable.
545 	 */
546 	char *ctrl_interface_group;
547 
548 	/**
549 	 * fast_reauth - EAP fast re-authentication (session resumption)
550 	 *
551 	 * By default, fast re-authentication is enabled for all EAP methods
552 	 * that support it. This variable can be used to disable fast
553 	 * re-authentication (by setting fast_reauth=0). Normally, there is no
554 	 * need to disable fast re-authentication.
555 	 */
556 	int fast_reauth;
557 
558 	/**
559 	 * opensc_engine_path - Path to the OpenSSL engine for opensc
560 	 *
561 	 * This is an OpenSSL specific configuration option for loading OpenSC
562 	 * engine (engine_opensc.so); if %NULL, this engine is not loaded.
563 	 */
564 	char *opensc_engine_path;
565 
566 	/**
567 	 * pkcs11_engine_path - Path to the OpenSSL engine for PKCS#11
568 	 *
569 	 * This is an OpenSSL specific configuration option for loading PKCS#11
570 	 * engine (engine_pkcs11.so); if %NULL, this engine is not loaded.
571 	 */
572 	char *pkcs11_engine_path;
573 
574 	/**
575 	 * pkcs11_module_path - Path to the OpenSSL OpenSC/PKCS#11 module
576 	 *
577 	 * This is an OpenSSL specific configuration option for configuring
578 	 * path to OpenSC/PKCS#11 engine (opensc-pkcs11.so); if %NULL, this
579 	 * module is not loaded.
580 	 */
581 	char *pkcs11_module_path;
582 
583 	/**
584 	 * openssl_ciphers - OpenSSL cipher string
585 	 *
586 	 * This is an OpenSSL specific configuration option for configuring the
587 	 * default ciphers. If not set, "DEFAULT:!EXP:!LOW" is used as the
588 	 * default.
589 	 */
590 	char *openssl_ciphers;
591 
592 	/**
593 	 * pcsc_reader - PC/SC reader name prefix
594 	 *
595 	 * If not %NULL, PC/SC reader with a name that matches this prefix is
596 	 * initialized for SIM/USIM access. Empty string can be used to match
597 	 * the first available reader.
598 	 */
599 	char *pcsc_reader;
600 
601 	/**
602 	 * pcsc_pin - PIN for USIM, GSM SIM, and smartcards
603 	 *
604 	 * This field is used to configure PIN for SIM/USIM for EAP-SIM and
605 	 * EAP-AKA. If left out, this will be asked through control interface.
606 	 */
607 	char *pcsc_pin;
608 
609 	/**
610 	 * external_sim - Use external processing for SIM/USIM operations
611 	 */
612 	int external_sim;
613 
614 	/**
615 	 * driver_param - Driver interface parameters
616 	 *
617 	 * This text string is passed to the selected driver interface with the
618 	 * optional struct wpa_driver_ops::set_param() handler. This can be
619 	 * used to configure driver specific options without having to add new
620 	 * driver interface functionality.
621 	 */
622 	char *driver_param;
623 
624 	/**
625 	 * dot11RSNAConfigPMKLifetime - Maximum lifetime of a PMK
626 	 *
627 	 * dot11 MIB variable for the maximum lifetime of a PMK in the PMK
628 	 * cache (unit: seconds).
629 	 */
630 	unsigned int dot11RSNAConfigPMKLifetime;
631 
632 	/**
633 	 * dot11RSNAConfigPMKReauthThreshold - PMK re-authentication threshold
634 	 *
635 	 * dot11 MIB variable for the percentage of the PMK lifetime
636 	 * that should expire before an IEEE 802.1X reauthentication occurs.
637 	 */
638 	unsigned int dot11RSNAConfigPMKReauthThreshold;
639 
640 	/**
641 	 * dot11RSNAConfigSATimeout - Security association timeout
642 	 *
643 	 * dot11 MIB variable for the maximum time a security association
644 	 * shall take to set up (unit: seconds).
645 	 */
646 	unsigned int dot11RSNAConfigSATimeout;
647 
648 	/**
649 	 * update_config - Is wpa_supplicant allowed to update configuration
650 	 *
651 	 * This variable control whether wpa_supplicant is allow to re-write
652 	 * its configuration with wpa_config_write(). If this is zero,
653 	 * configuration data is only changed in memory and the external data
654 	 * is not overriden. If this is non-zero, wpa_supplicant will update
655 	 * the configuration data (e.g., a file) whenever configuration is
656 	 * changed. This update may replace the old configuration which can
657 	 * remove comments from it in case of a text file configuration.
658 	 */
659 	int update_config;
660 
661 	/**
662 	 * blobs - Configuration blobs
663 	 */
664 	struct wpa_config_blob *blobs;
665 
666 	/**
667 	 * uuid - Universally Unique IDentifier (UUID; see RFC 4122) for WPS
668 	 */
669 	u8 uuid[16];
670 
671 	/**
672 	 * auto_uuid - Automatic UUID behavior
673 	 * 0 = generate static value based on the local MAC address (default)
674 	 * 1 = generate a random UUID every time wpa_supplicant starts
675 	 */
676 	int auto_uuid;
677 
678 	/**
679 	 * device_name - Device Name (WPS)
680 	 * User-friendly description of device; up to 32 octets encoded in
681 	 * UTF-8
682 	 */
683 	char *device_name;
684 
685 	/**
686 	 * manufacturer - Manufacturer (WPS)
687 	 * The manufacturer of the device (up to 64 ASCII characters)
688 	 */
689 	char *manufacturer;
690 
691 	/**
692 	 * model_name - Model Name (WPS)
693 	 * Model of the device (up to 32 ASCII characters)
694 	 */
695 	char *model_name;
696 
697 	/**
698 	 * model_number - Model Number (WPS)
699 	 * Additional device description (up to 32 ASCII characters)
700 	 */
701 	char *model_number;
702 
703 	/**
704 	 * serial_number - Serial Number (WPS)
705 	 * Serial number of the device (up to 32 characters)
706 	 */
707 	char *serial_number;
708 
709 	/**
710 	 * device_type - Primary Device Type (WPS)
711 	 */
712 	u8 device_type[WPS_DEV_TYPE_LEN];
713 
714 	/**
715 	 * config_methods - Config Methods
716 	 *
717 	 * This is a space-separated list of supported WPS configuration
718 	 * methods. For example, "label virtual_display virtual_push_button
719 	 * keypad".
720 	 * Available methods: usba ethernet label display ext_nfc_token
721 	 * int_nfc_token nfc_interface push_button keypad
722 	 * virtual_display physical_display
723 	 * virtual_push_button physical_push_button.
724 	 */
725 	char *config_methods;
726 
727 	/**
728 	 * os_version - OS Version (WPS)
729 	 * 4-octet operating system version number
730 	 */
731 	u8 os_version[4];
732 
733 	/**
734 	 * country - Country code
735 	 *
736 	 * This is the ISO/IEC alpha2 country code for which we are operating
737 	 * in
738 	 */
739 	char country[2];
740 
741 	/**
742 	 * wps_cred_processing - Credential processing
743 	 *
744 	 *   0 = process received credentials internally
745 	 *   1 = do not process received credentials; just pass them over
746 	 *	ctrl_iface to external program(s)
747 	 *   2 = process received credentials internally and pass them over
748 	 *	ctrl_iface to external program(s)
749 	 */
750 	int wps_cred_processing;
751 
752 	/**
753 	 * wps_cred_add_sae - Whether to enable SAE automatically for WPS
754 	 *
755 	 * 0 = only add the explicitly listed WPA2-PSK configuration
756 	 * 1 = add both the WPA2-PSK and SAE configuration and enable PMF so
757 	 *     that the station gets configured in WPA3-Personal transition mode
758 	 *     (supports both WPA2-Personal (PSK) and WPA3-Personal (SAE) APs).
759 	 */
760 	int wps_cred_add_sae;
761 
762 #define MAX_SEC_DEVICE_TYPES 5
763 	/**
764 	 * sec_device_types - Secondary Device Types (P2P)
765 	 */
766 	u8 sec_device_type[MAX_SEC_DEVICE_TYPES][WPS_DEV_TYPE_LEN];
767 	int num_sec_device_types;
768 
769 	int p2p_listen_reg_class;
770 	int p2p_listen_channel;
771 	int p2p_oper_reg_class;
772 	int p2p_oper_channel;
773 	int p2p_go_intent;
774 	char *p2p_ssid_postfix;
775 	int persistent_reconnect;
776 	int p2p_intra_bss;
777 	unsigned int num_p2p_pref_chan;
778 	struct p2p_channel *p2p_pref_chan;
779 	struct wpa_freq_range_list p2p_no_go_freq;
780 	int p2p_add_cli_chan;
781 	int p2p_ignore_shared_freq;
782 	int p2p_optimize_listen_chan;
783 
784 	struct wpabuf *wps_vendor_ext_m1;
785 
786 #define MAX_WPS_VENDOR_EXT 10
787 	/**
788 	 * wps_vendor_ext - Vendor extension attributes in WPS
789 	 */
790 	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXT];
791 
792 	/**
793 	 * p2p_group_idle - Maximum idle time in seconds for P2P group
794 	 *
795 	 * This value controls how long a P2P group is maintained after there
796 	 * is no other members in the group. As a GO, this means no associated
797 	 * stations in the group. As a P2P client, this means no GO seen in
798 	 * scan results. The maximum idle time is specified in seconds with 0
799 	 * indicating no time limit, i.e., the P2P group remains in active
800 	 * state indefinitely until explicitly removed. As a P2P client, the
801 	 * maximum idle time of P2P_MAX_CLIENT_IDLE seconds is enforced, i.e.,
802 	 * this parameter is mainly meant for GO use and for P2P client, it can
803 	 * only be used to reduce the default timeout to smaller value. A
804 	 * special value -1 can be used to configure immediate removal of the
805 	 * group for P2P client role on any disconnection after the data
806 	 * connection has been established.
807 	 */
808 	int p2p_group_idle;
809 
810 	/**
811 	 * p2p_go_freq_change_policy - The GO frequency change policy
812 	 *
813 	 * This controls the behavior of the GO when there is a change in the
814 	 * map of the currently used frequencies in case more than one channel
815 	 * is supported.
816 	 *
817 	 * @P2P_GO_FREQ_MOVE_SCM: Prefer working in a single channel mode if
818 	 * possible. In case the GO is the only interface using its frequency
819 	 * and there are other station interfaces on other frequencies, the GO
820 	 * will migrate to one of these frequencies.
821 	 *
822 	 * @P2P_GO_FREQ_MOVE_SCM_PEER_SUPPORTS: Same as P2P_GO_FREQ_MOVE_SCM,
823 	 * but a transition is possible only in case one of the other used
824 	 * frequencies is one of the frequencies in the intersection of the
825 	 * frequency list of the local device and the peer device.
826 	 *
827 	 * @P2P_GO_FREQ_MOVE_STAY: Prefer to stay on the current frequency.
828 	 *
829 	 * @P2P_GO_FREQ_MOVE_SCM_ECSA: Same as
830 	 * P2P_GO_FREQ_MOVE_SCM_PEER_SUPPORTS but a transition is possible only
831 	 * if all the group members advertise eCSA support.
832 	 */
833 	enum {
834 		P2P_GO_FREQ_MOVE_SCM = 0,
835 		P2P_GO_FREQ_MOVE_SCM_PEER_SUPPORTS = 1,
836 		P2P_GO_FREQ_MOVE_STAY = 2,
837 		P2P_GO_FREQ_MOVE_SCM_ECSA = 3,
838 		P2P_GO_FREQ_MOVE_MAX = P2P_GO_FREQ_MOVE_SCM_ECSA,
839 	} p2p_go_freq_change_policy;
840 
841 #define DEFAULT_P2P_GO_FREQ_MOVE P2P_GO_FREQ_MOVE_STAY
842 
843 	/**
844 	 * p2p_passphrase_len - Passphrase length (8..63) for P2P GO
845 	 *
846 	 * This parameter controls the length of the random passphrase that is
847 	 * generated at the GO.
848 	 */
849 	unsigned int p2p_passphrase_len;
850 
851 	/**
852 	 * bss_max_count - Maximum number of BSS entries to keep in memory
853 	 */
854 	unsigned int bss_max_count;
855 
856 	/**
857 	 * bss_expiration_age - BSS entry age after which it can be expired
858 	 *
859 	 * This value controls the time in seconds after which a BSS entry
860 	 * gets removed if it has not been updated or is not in use.
861 	 */
862 	unsigned int bss_expiration_age;
863 
864 	/**
865 	 * bss_expiration_scan_count - Expire BSS after number of scans
866 	 *
867 	 * If the BSS entry has not been seen in this many scans, it will be
868 	 * removed. A value of 1 means that entry is removed after the first
869 	 * scan in which the BSSID is not seen. Larger values can be used
870 	 * to avoid BSS entries disappearing if they are not visible in
871 	 * every scan (e.g., low signal quality or interference).
872 	 */
873 	unsigned int bss_expiration_scan_count;
874 
875 	/**
876 	 * filter_ssids - SSID-based scan result filtering
877 	 *
878 	 *   0 = do not filter scan results
879 	 *   1 = only include configured SSIDs in scan results/BSS table
880 	 */
881 	int filter_ssids;
882 
883 	/**
884 	 * filter_rssi - RSSI-based scan result filtering
885 	 *
886 	 * 0 = do not filter scan results
887 	 * -n = filter scan results below -n dBm
888 	 */
889 	int filter_rssi;
890 
891 	/**
892 	 * max_num_sta - Maximum number of STAs in an AP/P2P GO
893 	 */
894 	unsigned int max_num_sta;
895 
896 	/**
897 	 * ap_isolate - Whether to use client isolation feature
898 	 *
899 	 * Client isolation can be used to prevent low-level bridging of
900 	 * frames between associated stations in the BSS. By default,
901 	 * this bridging is allowed (ap_isolate=0); except in P2P GO case,
902 	 * where p2p_intra_bss parameter is used to determine whether to allow
903 	 * intra-BSS forwarding (ap_isolate = !p2p_intra_bss).
904 	 *
905 	 * 0 = do not enable AP isolation
906 	 * 1 = enable AP isolation
907 	 */
908 	int ap_isolate;
909 
910 	/**
911 	 * freq_list - Array of allowed scan frequencies or %NULL for all
912 	 *
913 	 * This is an optional zero-terminated array of frequencies in
914 	 * megahertz (MHz) to allow for narrowing scanning range.
915 	 */
916 	int *freq_list;
917 
918 	/**
919 	 * scan_cur_freq - Whether to scan only the current channel
920 	 *
921 	 * If true, attempt to scan only the current channel if any other
922 	 * VIFs on this radio are already associated on a particular channel.
923 	 */
924 	int scan_cur_freq;
925 
926 	/**
927 	 * changed_parameters - Bitmap of changed parameters since last update
928 	 */
929 	unsigned int changed_parameters;
930 
931 	/**
932 	 * disassoc_low_ack - Disassociate stations with massive packet loss
933 	 */
934 	int disassoc_low_ack;
935 
936 	/**
937 	 * interworking - Whether Interworking (IEEE 802.11u) is enabled
938 	 */
939 	int interworking;
940 
941 	/**
942 	 * access_network_type - Access Network Type
943 	 *
944 	 * When Interworking is enabled, scans will be limited to APs that
945 	 * advertise the specified Access Network Type (0..15; with 15
946 	 * indicating wildcard match).
947 	 */
948 	int access_network_type;
949 
950 	 /**
951 	  * go_interworking - Whether Interworking for P2P GO is enabled
952 	  */
953 	int go_interworking;
954 
955 	/**
956 	 * go_access_network_type - P2P GO Access Network Type
957 	 *
958 	 * This indicates which access network type to advertise if Interworking
959 	 * is enabled for P2P GO.
960 	 */
961 	int go_access_network_type;
962 
963 	/**
964 	 * go_internet - Interworking: Internet connectivity (0 or 1)
965 	 */
966 	int go_internet;
967 
968 	/**
969 	 * go_venue_group - Interworking: Venue group
970 	 */
971 	int go_venue_group;
972 
973 	/**
974 	 * go_venue_type: Interworking: Venue type
975 	 */
976 	int go_venue_type;
977 
978 	/**
979 	 * hessid - Homogenous ESS identifier
980 	 *
981 	 * If this is set (any octet is non-zero), scans will be used to
982 	 * request response only from BSSes belonging to the specified
983 	 * Homogeneous ESS. This is used only if interworking is enabled.
984 	 */
985 	u8 hessid[ETH_ALEN];
986 
987 	/**
988 	 * hs20 - Hotspot 2.0
989 	 */
990 	int hs20;
991 
992 	/**
993 	 * pbc_in_m1 - AP mode WPS probing workaround for PBC with Windows 7
994 	 *
995 	 * Windows 7 uses incorrect way of figuring out AP's WPS capabilities
996 	 * by acting as a Registrar and using M1 from the AP. The config
997 	 * methods attribute in that message is supposed to indicate only the
998 	 * configuration method supported by the AP in Enrollee role, i.e., to
999 	 * add an external Registrar. For that case, PBC shall not be used and
1000 	 * as such, the PushButton config method is removed from M1 by default.
1001 	 * If pbc_in_m1=1 is included in the configuration file, the PushButton
1002 	 * config method is left in M1 (if included in config_methods
1003 	 * parameter) to allow Windows 7 to use PBC instead of PIN (e.g., from
1004 	 * a label in the AP).
1005 	 */
1006 	int pbc_in_m1;
1007 
1008 	/**
1009 	 * autoscan - Automatic scan parameters or %NULL if none
1010 	 *
1011 	 * This is an optional set of parameters for automatic scanning
1012 	 * within an interface in following format:
1013 	 * <autoscan module name>:<module parameters>
1014 	 */
1015 	char *autoscan;
1016 
1017 	/**
1018 	 * wps_nfc_pw_from_config - NFC Device Password was read from config
1019 	 *
1020 	 * This parameter can be determined whether the NFC Device Password was
1021 	 * included in the configuration (1) or generated dynamically (0). Only
1022 	 * the former case is re-written back to the configuration file.
1023 	 */
1024 	int wps_nfc_pw_from_config;
1025 
1026 	/**
1027 	 * wps_nfc_dev_pw_id - NFC Device Password ID for password token
1028 	 */
1029 	int wps_nfc_dev_pw_id;
1030 
1031 	/**
1032 	 * wps_nfc_dh_pubkey - NFC DH Public Key for password token
1033 	 */
1034 	struct wpabuf *wps_nfc_dh_pubkey;
1035 
1036 	/**
1037 	 * wps_nfc_dh_privkey - NFC DH Private Key for password token
1038 	 */
1039 	struct wpabuf *wps_nfc_dh_privkey;
1040 
1041 	/**
1042 	 * wps_nfc_dev_pw - NFC Device Password for password token
1043 	 */
1044 	struct wpabuf *wps_nfc_dev_pw;
1045 
1046 	/**
1047 	 * ext_password_backend - External password backend or %NULL if none
1048 	 *
1049 	 * format: <backend name>[:<optional backend parameters>]
1050 	 */
1051 	char *ext_password_backend;
1052 
1053 	/*
1054 	 * p2p_go_max_inactivity - Timeout in seconds to detect STA inactivity
1055 	 *
1056 	 * This timeout value is used in P2P GO mode to clean up
1057 	 * inactive stations.
1058 	 * By default: 300 seconds.
1059 	 */
1060 	int p2p_go_max_inactivity;
1061 
1062 	struct hostapd_wmm_ac_params wmm_ac_params[4];
1063 
1064 	/**
1065 	 * auto_interworking - Whether to use network selection automatically
1066 	 *
1067 	 * 0 = do not automatically go through Interworking network selection
1068 	 *     (i.e., require explicit interworking_select command for this)
1069 	 * 1 = perform Interworking network selection if one or more
1070 	 *     credentials have been configured and scan did not find a
1071 	 *     matching network block
1072 	 */
1073 	int auto_interworking;
1074 
1075 	/**
1076 	 * p2p_go_ht40 - Default mode for HT40 enable when operating as GO.
1077 	 *
1078 	 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite.
1079 	 * Note that regulatory constraints and driver capabilities are
1080 	 * consulted anyway, so setting it to 1 can't do real harm.
1081 	 * By default: 0 (disabled)
1082 	 */
1083 	int p2p_go_ht40;
1084 
1085 	/**
1086 	 * p2p_go_vht - Default mode for VHT enable when operating as GO
1087 	 *
1088 	 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite.
1089 	 * Note that regulatory constraints and driver capabilities are
1090 	 * consulted anyway, so setting it to 1 can't do real harm.
1091 	 * By default: 0 (disabled)
1092 	 */
1093 	int p2p_go_vht;
1094 
1095 	/**
1096 	 * p2p_go_edmg - Default mode for EDMG enable when operating as GO
1097 	 *
1098 	 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite.
1099 	 * Note that regulatory constraints and driver capabilities are
1100 	 * consulted anyway, so setting it to 1 can't do real harm.
1101 	 * By default: 0 (disabled)
1102 	 */
1103 	int p2p_go_edmg;
1104 
1105 	/**
1106 	 * p2p_go_he - Default mode for 11ax HE enable when operating as GO
1107 	 *
1108 	 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite.
1109 	 * Note that regulatory constraints and driver capabilities are
1110 	 * consulted anyway, so setting it to 1 can't do real harm.
1111 	 * By default: 0 (disabled)
1112 	 */
1113 	int p2p_go_he;
1114 
1115 	/**
1116 	 * p2p_go_ctwindow - CTWindow to use when operating as GO
1117 	 *
1118 	 * By default: 0 (no CTWindow). Values 0-127 can be used to indicate
1119 	 * the length of the CTWindow in TUs.
1120 	 */
1121 	int p2p_go_ctwindow;
1122 
1123 	/**
1124 	 * p2p_disabled - Whether P2P operations are disabled for this interface
1125 	 */
1126 	int p2p_disabled;
1127 
1128 	/**
1129 	 * p2p_no_group_iface - Whether group interfaces can be used
1130 	 *
1131 	 * By default, wpa_supplicant will create a separate interface for P2P
1132 	 * group operations if the driver supports this. This functionality can
1133 	 * be disabled by setting this parameter to 1. In that case, the same
1134 	 * interface that was used for the P2P management operations is used
1135 	 * also for the group operation.
1136 	 */
1137 	int p2p_no_group_iface;
1138 
1139 	/**
1140 	 * p2p_cli_probe - Enable/disable P2P CLI probe request handling
1141 	 *
1142 	 * If this parameter is set to 1, a connected P2P Client will receive
1143 	 * and handle Probe Request frames. Setting this parameter to 0
1144 	 * disables this option. Default value: 0.
1145 	 *
1146 	 * Note: Setting this property at run time takes effect on the following
1147 	 * interface state transition to/from the WPA_COMPLETED state.
1148 	 */
1149 	int p2p_cli_probe;
1150 
1151 	/**
1152 	 * okc - Whether to enable opportunistic key caching by default
1153 	 *
1154 	 * By default, OKC is disabled unless enabled by the per-network
1155 	 * proactive_key_caching=1 parameter. okc=1 can be used to change this
1156 	 * default behavior.
1157 	 */
1158 	int okc;
1159 
1160 	/**
1161 	 * pmf - Whether to enable/require PMF by default
1162 	 *
1163 	 * By default, PMF is disabled unless enabled by the per-network
1164 	 * ieee80211w=1 or ieee80211w=2 parameter. pmf=1/2 can be used to change
1165 	 * this default behavior for RSN network (this is not applicable for
1166 	 * non-RSN cases).
1167 	 */
1168 	enum mfp_options pmf;
1169 
1170 	/**
1171 	 * sae_groups - Preference list of enabled groups for SAE
1172 	 *
1173 	 * By default (if this parameter is not set), the mandatory group 19
1174 	 * (ECC group defined over a 256-bit prime order field) is preferred,
1175 	 * but other groups are also enabled. If this parameter is set, the
1176 	 * groups will be tried in the indicated order.
1177 	 */
1178 	int *sae_groups;
1179 
1180 	/**
1181 	 * sae_pwe - SAE mechanism for PWE derivation
1182 	 * 0 = hunting-and-pecking loop only
1183 	 * 1 = hash-to-element only
1184 	 * 2 = both hunting-and-pecking loop and hash-to-element enabled
1185 	 */
1186 	int sae_pwe;
1187 
1188 	/**
1189 	 * sae_pmkid_in_assoc - Whether to include PMKID in SAE Assoc Req
1190 	 */
1191 	int sae_pmkid_in_assoc;
1192 
1193 	/**
1194 	 * dtim_period - Default DTIM period in Beacon intervals
1195 	 *
1196 	 * This parameter can be used to set the default value for network
1197 	 * blocks that do not specify dtim_period.
1198 	 */
1199 	int dtim_period;
1200 
1201 	/**
1202 	 * beacon_int - Default Beacon interval in TU
1203 	 *
1204 	 * This parameter can be used to set the default value for network
1205 	 * blocks that do not specify beacon_int.
1206 	 */
1207 	int beacon_int;
1208 
1209 	/**
1210 	 * ap_vendor_elements: Vendor specific elements for Beacon/ProbeResp
1211 	 *
1212 	 * This parameter can be used to define additional vendor specific
1213 	 * elements for Beacon and Probe Response frames in AP/P2P GO mode. The
1214 	 * format for these element(s) is a hexdump of the raw information
1215 	 * elements (id+len+payload for one or more elements).
1216 	 */
1217 	struct wpabuf *ap_vendor_elements;
1218 
1219 	/**
1220 	 * ignore_old_scan_res - Ignore scan results older than request
1221 	 *
1222 	 * The driver may have a cache of scan results that makes it return
1223 	 * information that is older than our scan trigger. This parameter can
1224 	 * be used to configure such old information to be ignored instead of
1225 	 * allowing it to update the internal BSS table.
1226 	 */
1227 	int ignore_old_scan_res;
1228 
1229 	/**
1230 	 * sched_scan_interval -  schedule scan interval
1231 	 */
1232 	unsigned int sched_scan_interval;
1233 
1234 	/**
1235 	 * sched_scan_start_delay - Schedule scan start delay before first scan
1236 	 *
1237 	 * Delay (in seconds) before scheduling first scan plan cycle. The
1238 	 * driver may ignore this parameter and start immediately (or at any
1239 	 * other time), if this feature is not supported.
1240 	 */
1241 	unsigned int sched_scan_start_delay;
1242 
1243 	/**
1244 	 * tdls_external_control - External control for TDLS setup requests
1245 	 *
1246 	 * Enable TDLS mode where external programs are given the control
1247 	 * to specify the TDLS link to get established to the driver. The
1248 	 * driver requests the TDLS setup to the supplicant only for the
1249 	 * specified TDLS peers.
1250 	 */
1251 	int tdls_external_control;
1252 
1253 	u8 ip_addr_go[4];
1254 	u8 ip_addr_mask[4];
1255 	u8 ip_addr_start[4];
1256 	u8 ip_addr_end[4];
1257 
1258 	/**
1259 	 * osu_dir - OSU provider information directory
1260 	 *
1261 	 * If set, allow FETCH_OSU control interface command to be used to fetch
1262 	 * OSU provider information into all APs and store the results in this
1263 	 * directory.
1264 	 */
1265 	char *osu_dir;
1266 
1267 	/**
1268 	 * wowlan_triggers - Wake-on-WLAN triggers
1269 	 *
1270 	 * If set, these wowlan triggers will be configured.
1271 	 */
1272 	char *wowlan_triggers;
1273 
1274 	/**
1275 	 * p2p_search_delay - Extra delay between concurrent search iterations
1276 	 *
1277 	 * Add extra delay (in milliseconds) between search iterations when
1278 	 * there is a concurrent operation to make p2p_find friendlier to
1279 	 * concurrent operations by avoiding it from taking 100% of radio
1280 	 * resources.
1281 	 */
1282 	unsigned int p2p_search_delay;
1283 
1284 	/**
1285 	 * mac_addr - MAC address policy default
1286 	 *
1287 	 * 0 = use permanent MAC address
1288 	 * 1 = use random MAC address for each ESS connection
1289 	 * 2 = like 1, but maintain OUI (with local admin bit set)
1290 	 *
1291 	 * By default, permanent MAC address is used unless policy is changed by
1292 	 * the per-network mac_addr parameter. Global mac_addr=1 can be used to
1293 	 * change this default behavior.
1294 	 */
1295 	int mac_addr;
1296 
1297 	/**
1298 	 * rand_addr_lifetime - Lifetime of random MAC address in seconds
1299 	 */
1300 	unsigned int rand_addr_lifetime;
1301 
1302 	/**
1303 	 * preassoc_mac_addr - Pre-association MAC address policy
1304 	 *
1305 	 * 0 = use permanent MAC address
1306 	 * 1 = use random MAC address
1307 	 * 2 = like 1, but maintain OUI (with local admin bit set)
1308 	 */
1309 	int preassoc_mac_addr;
1310 
1311 	/**
1312 	 * key_mgmt_offload - Use key management offload
1313 	 *
1314 	 * Key management offload should be used if the device supports it.
1315 	 * Key management offload is the capability of a device operating as
1316 	 * a station to do the exchange necessary to establish temporal keys
1317 	 * during initial RSN connection, after roaming, or during a PTK
1318 	 * rekeying operation.
1319 	 */
1320 	int key_mgmt_offload;
1321 
1322 	/**
1323 	 * user_mpm - MPM residency
1324 	 *
1325 	 * 0: MPM lives in driver.
1326 	 * 1: wpa_supplicant handles peering and station allocation.
1327 	 *
1328 	 * If AMPE or SAE is enabled, the MPM is always in userspace.
1329 	 */
1330 	int user_mpm;
1331 
1332 	/**
1333 	 * max_peer_links - Maximum number of peer links
1334 	 *
1335 	 * Maximum number of mesh peering currently maintained by the STA.
1336 	 */
1337 	int max_peer_links;
1338 
1339 	/**
1340 	 * cert_in_cb - Whether to include a peer certificate dump in events
1341 	 *
1342 	 * This controls whether peer certificates for authentication server and
1343 	 * its certificate chain are included in EAP peer certificate events.
1344 	 */
1345 	int cert_in_cb;
1346 
1347 	/**
1348 	 * mesh_max_inactivity - Timeout in seconds to detect STA inactivity
1349 	 *
1350 	 * This timeout value is used in mesh STA to clean up inactive stations.
1351 	 * By default: 300 seconds.
1352 	 */
1353 	int mesh_max_inactivity;
1354 
1355 	/**
1356 	 * dot11RSNASAERetransPeriod - Timeout to retransmit SAE Auth frame
1357 	 *
1358 	 * This timeout value is used in mesh STA to retransmit
1359 	 * SAE Authentication frame.
1360 	 * By default: 1000 milliseconds.
1361 	 */
1362 	int dot11RSNASAERetransPeriod;
1363 
1364 	/**
1365 	 * passive_scan - Whether to force passive scan for network connection
1366 	 *
1367 	 * This parameter can be used to force only passive scanning to be used
1368 	 * for network connection cases. It should be noted that this will slow
1369 	 * down scan operations and reduce likelihood of finding the AP. In
1370 	 * addition, some use cases will override this due to functional
1371 	 * requirements, e.g., for finding an AP that uses hidden SSID
1372 	 * (scan_ssid=1) or P2P device discovery.
1373 	 */
1374 	int passive_scan;
1375 
1376 	/**
1377 	 * reassoc_same_bss_optim - Whether to optimize reassoc-to-same-BSS
1378 	 */
1379 	int reassoc_same_bss_optim;
1380 
1381 	/**
1382 	 * wps_priority - Priority for the networks added through WPS
1383 	 *
1384 	 * This priority value will be set to each network profile that is added
1385 	 * by executing the WPS protocol.
1386 	 */
1387 	int wps_priority;
1388 
1389 	/**
1390 	 * fst_group_id - FST group ID
1391 	 */
1392 	char *fst_group_id;
1393 
1394 	/**
1395 	 * fst_priority - priority of the interface within the FST group
1396 	 */
1397 	int fst_priority;
1398 
1399 	/**
1400 	 * fst_llt - default FST LLT (Link-Lost Timeout) to be used for the
1401 	 * interface.
1402 	 */
1403 	int fst_llt;
1404 
1405 	 /**
1406 	  * wpa_rsc_relaxation - RSC relaxation on GTK installation
1407 	  *
1408 	  * Values:
1409 	  * 0 - use the EAPOL-Key RSC value on GTK installation
1410 	  * 1 - use the null RSC if a bogus RSC value is detected in message 3
1411 	  * of 4-Way Handshake or message 1 of Group Key Handshake.
1412 	  */
1413 	 int wpa_rsc_relaxation;
1414 
1415 	/**
1416 	 * sched_scan_plans - Scan plans for scheduled scan
1417 	 *
1418 	 * Each scan plan specifies the interval between scans and the number of
1419 	 * iterations. The last scan plan only specifies the scan interval and
1420 	 * will be run infinitely.
1421 	 *
1422 	 * format: <interval:iterations> <interval2:iterations2> ... <interval>
1423 	 */
1424 	 char *sched_scan_plans;
1425 
1426 #ifdef CONFIG_MBO
1427 	/**
1428 	 * non_pref_chan - Non-preferred channels list, separated by spaces.
1429 	 *
1430 	 * format: op_class:chan:preference:reason<:detail>
1431 	 * Detail is optional.
1432 	 */
1433 	char *non_pref_chan;
1434 
1435 	/**
1436 	 * mbo_cell_capa - Cellular capabilities for MBO
1437 	 */
1438 	enum mbo_cellular_capa mbo_cell_capa;
1439 
1440 	/**
1441 	 * disassoc_imminent_rssi_threshold - RSSI threshold of candidate AP
1442 	 * when disassociation imminent is set.
1443 	 */
1444 	int disassoc_imminent_rssi_threshold;
1445 
1446 	/**
1447 	 * oce - Enable OCE in STA and/or STA-CFON mode
1448 	 *  - Set BIT(0) to enable OCE in non-AP STA mode
1449 	 *  - Set BIT(1) to enable OCE in STA-CFON mode
1450 	 */
1451 	unsigned int oce;
1452 
1453 	/**
1454 	 * btm_offload - Set where to perform roaming logic
1455 	 *  - Set to 0 to handle fully roaming logic in supplicant
1456 	 *  - Set to 1 to skip roaming logic in supplicant for firmware roaming
1457 	 *    just parse BTM frame and notify framework
1458 	 */
1459         int btm_offload;
1460 #endif /* CONFIG_MBO */
1461 
1462 	/**
1463 	 * gas_address3 - GAS Address3 field behavior
1464 	 *
1465 	 * Values:
1466 	 * 0 - P2P specification (Address3 = AP BSSID)
1467 	 * 1 = IEEE 802.11 standard compliant (Address3 = Wildcard BSSID when
1468 	 *	sent to not-associated AP; if associated, AP BSSID)
1469 	 */
1470 	int gas_address3;
1471 
1472 	/**
1473 	 * ftm_responder - Publish FTM (fine timing measurement)
1474 	 * responder functionality
1475 	 *
1476 	 * Values:
1477 	 * 0 - do not publish FTM responder functionality (Default)
1478 	 * 1 - publish FTM responder functionality in
1479 	 *	bit 70 of Extended Capabilities element
1480 	 * Note, actual FTM responder operation is managed outside
1481 	 * wpa_supplicant.
1482 	 */
1483 	int ftm_responder;
1484 
1485 	/**
1486 	 * ftm_initiator - Publish FTM (fine timing measurement)
1487 	 * initiator functionality
1488 	 *
1489 	 * Values:
1490 	 * 0 - do not publish FTM initiator functionality (Default)
1491 	 * 1 - publish FTM initiator functionality in
1492 	 *	bit 71 of Extended Capabilities element
1493 	 * Note, actual FTM initiator operation is managed outside
1494 	 * wpa_supplicant.
1495 	 */
1496 	int ftm_initiator;
1497 
1498 	/**
1499 	 * gas_rand_addr_lifetime - Lifetime of random MAC address for ANQP in
1500 	 *	seconds
1501 	 */
1502 	unsigned int gas_rand_addr_lifetime;
1503 
1504 	/**
1505 	 * gas_rand_mac_addr - GAS MAC address policy
1506 	 *
1507 	 * 0 = use permanent MAC address
1508 	 * 1 = use random MAC address
1509 	 * 2 = like 1, but maintain OUI (with local admin bit set)
1510 	 */
1511 	int gas_rand_mac_addr;
1512 
1513 	/**
1514 	 * dpp_config_processing - How to process DPP configuration
1515 	 *
1516 	 * 0 = report received configuration to an external program for
1517 	 *	processing; do not generate any network profile internally
1518 	 * 1 = report received configuration to an external program and generate
1519 	 *	a network profile internally, but do not automatically connect
1520 	 *	to the created (disabled) profile; the network profile id is
1521 	 *	reported to external programs
1522 	 * 2 = report received configuration to an external program, generate
1523 	 *	a network profile internally, try to connect to the created
1524 	 *	profile automatically
1525 	 */
1526 	int dpp_config_processing;
1527 
1528 	/**
1529 	 * dpp_name - Name for Enrollee's DPP Configuration Request
1530 	 */
1531 	char *dpp_name;
1532 
1533 	/**
1534 	 * dpp_mud_url - MUD URL for Enrollee's DPP Configuration Request
1535 	 */
1536 	char *dpp_mud_url;
1537 
1538 	/**
1539 	 * coloc_intf_reporting - Colocated interference reporting
1540 	 *
1541 	 * dot11CoLocIntfReportingActivated
1542 	 * 0 = disabled (false)
1543 	 * 1 = enabled (true)
1544 	 */
1545 	int coloc_intf_reporting;
1546 
1547 	/**
1548 	 * p2p_device_random_mac_addr - P2P Device MAC address policy default
1549 	 *
1550 	 * 0 = use permanent MAC address
1551 	 * 1 = use random MAC address on creating the interface if there is no
1552 	 * persistent groups.
1553 	 *
1554 	 * By default, permanent MAC address is used.
1555 	 */
1556 	int p2p_device_random_mac_addr;
1557 
1558 	/**
1559 	 * p2p_device_persistent_mac_addr - Record last used MAC address
1560 	 *
1561 	 * If there are saved persistent groups, P2P cannot generate another
1562 	 * random MAC address, and need to restore to last used MAC address.
1563 	 */
1564 	u8 p2p_device_persistent_mac_addr[ETH_ALEN];
1565 
1566 	/**
1567 	 * p2p_interface_random_mac_addr - P2P Interface MAC address policy default
1568 	 *
1569 	 * 0 = use permanent MAC address
1570 	 * 1 = use random MAC address on creating the interface.
1571 	 *
1572 	 * By default, permanent MAC address is used.
1573 	 */
1574 	int p2p_interface_random_mac_addr;
1575 
1576 	/**
1577 	 * bss_no_flush_when_down - Whether to flush BSS entries when the interface is disabled
1578 	 *
1579 	 * 0 = Flush BSS entries when the interface becomes disabled (Default)
1580 	 * 1 = Do not flush BSS entries when the interface becomes disabled
1581 	 */
1582 	int bss_no_flush_when_down;
1583 
1584 	/**
1585 	 * disable_btm - Disable BSS transition management in STA
1586 	 * - Set to 0 to enable BSS transition management
1587 	 * - Set to 1 to disable BSS transition management
1588 	 *
1589 	 * By default BSS transition management is enabled
1590 	 */
1591 	int disable_btm;
1592 
1593 	/**
1594 	 * extended_key_id - Extended Key ID support
1595 	 *
1596 	 * IEEE Std 802.11-2016 optionally allows to use Key ID 0 and 1 for PTK
1597 	 * keys with Extended Key ID.
1598 	 *
1599 	 * 0 = don't use Extended Key ID
1600 	 * 1 = use Extended Key ID when possible
1601 	 */
1602 	int extended_key_id;
1603 
1604 	/**
1605 	 * wowlan_disconnect_on_deinit - Trigger disconnect on wpa_supplicant
1606 	 * interface deinit even if the driver has enabled WoWLAN.
1607 	 *
1608 	 * 0 = Do not disconnect
1609 	 * 1 = Trigger disconnection
1610 	 */
1611 	int wowlan_disconnect_on_deinit;
1612 };
1613 
1614 
1615 /* Prototypes for common functions from config.c */
1616 
1617 void wpa_config_free(struct wpa_config *ssid);
1618 void wpa_config_free_ssid(struct wpa_ssid *ssid);
1619 void wpa_config_foreach_network(struct wpa_config *config,
1620 				void (*func)(void *, struct wpa_ssid *),
1621 				void *arg);
1622 struct wpa_ssid * wpa_config_get_network(struct wpa_config *config, int id);
1623 struct wpa_ssid * wpa_config_add_network(struct wpa_config *config);
1624 int wpa_config_remove_network(struct wpa_config *config, int id);
1625 void wpa_config_set_network_defaults(struct wpa_ssid *ssid);
1626 int wpa_config_set(struct wpa_ssid *ssid, const char *var, const char *value,
1627 		   int line);
1628 int wpa_config_set_quoted(struct wpa_ssid *ssid, const char *var,
1629 			  const char *value);
1630 int wpa_config_dump_values(struct wpa_config *config, char *buf,
1631 			   size_t buflen);
1632 int wpa_config_get_value(const char *name, struct wpa_config *config,
1633 			 char *buf, size_t buflen);
1634 
1635 char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys);
1636 char * wpa_config_get(struct wpa_ssid *ssid, const char *var);
1637 char * wpa_config_get_no_key(struct wpa_ssid *ssid, const char *var);
1638 void wpa_config_update_psk(struct wpa_ssid *ssid);
1639 int wpa_config_add_prio_network(struct wpa_config *config,
1640 				struct wpa_ssid *ssid);
1641 int wpa_config_update_prio_list(struct wpa_config *config);
1642 const struct wpa_config_blob * wpa_config_get_blob(struct wpa_config *config,
1643 						   const char *name);
1644 void wpa_config_set_blob(struct wpa_config *config,
1645 			 struct wpa_config_blob *blob);
1646 void wpa_config_free_blob(struct wpa_config_blob *blob);
1647 int wpa_config_remove_blob(struct wpa_config *config, const char *name);
1648 void wpa_config_flush_blobs(struct wpa_config *config);
1649 
1650 struct wpa_cred * wpa_config_get_cred(struct wpa_config *config, int id);
1651 struct wpa_cred * wpa_config_add_cred(struct wpa_config *config);
1652 int wpa_config_remove_cred(struct wpa_config *config, int id);
1653 void wpa_config_free_cred(struct wpa_cred *cred);
1654 int wpa_config_set_cred(struct wpa_cred *cred, const char *var,
1655 			const char *value, int line);
1656 char * wpa_config_get_cred_no_key(struct wpa_cred *cred, const char *var);
1657 
1658 struct wpa_config * wpa_config_alloc_empty(const char *ctrl_interface,
1659 					   const char *driver_param);
1660 #ifndef CONFIG_NO_STDOUT_DEBUG
1661 void wpa_config_debug_dump_networks(struct wpa_config *config);
1662 #else /* CONFIG_NO_STDOUT_DEBUG */
1663 #define wpa_config_debug_dump_networks(c) do { } while (0)
1664 #endif /* CONFIG_NO_STDOUT_DEBUG */
1665 
1666 
1667 /* Prototypes for common functions from config.c */
1668 int wpa_config_process_global(struct wpa_config *config, char *pos, int line);
1669 
1670 int wpa_config_get_num_global_field_names(void);
1671 
1672 const char * wpa_config_get_global_field_name(unsigned int i, int *no_var);
1673 
1674 /* Prototypes for backend specific functions from the selected config_*.c */
1675 
1676 /**
1677  * wpa_config_read - Read and parse configuration database
1678  * @name: Name of the configuration (e.g., path and file name for the
1679  * configuration file)
1680  * @cfgp: Pointer to previously allocated configuration data or %NULL if none
1681  * Returns: Pointer to allocated configuration data or %NULL on failure
1682  *
1683  * This function reads configuration data, parses its contents, and allocates
1684  * data structures needed for storing configuration information. The allocated
1685  * data can be freed with wpa_config_free().
1686  *
1687  * Each configuration backend needs to implement this function.
1688  */
1689 struct wpa_config * wpa_config_read(const char *name, struct wpa_config *cfgp);
1690 
1691 /**
1692  * wpa_config_write - Write or update configuration data
1693  * @name: Name of the configuration (e.g., path and file name for the
1694  * configuration file)
1695  * @config: Configuration data from wpa_config_read()
1696  * Returns: 0 on success, -1 on failure
1697  *
1698  * This function write all configuration data into an external database (e.g.,
1699  * a text file) in a format that can be read with wpa_config_read(). This can
1700  * be used to allow wpa_supplicant to update its configuration, e.g., when a
1701  * new network is added or a password is changed.
1702  *
1703  * Each configuration backend needs to implement this function.
1704  */
1705 int wpa_config_write(const char *name, struct wpa_config *config);
1706 
1707 #endif /* CONFIG_H */
1708