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