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 #define DEFAULT_MESH_FWDING 1 22 /* 23 * The default dot11RSNASAERetransPeriod is defined as 40 ms in the standard, 24 * but use 1000 ms in practice to avoid issues on low power CPUs. 25 */ 26 #define DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD 1000 27 #define DEFAULT_FAST_REAUTH 1 28 #define DEFAULT_P2P_GO_INTENT 7 29 #define DEFAULT_P2P_INTRA_BSS 1 30 #define DEFAULT_P2P_GO_MAX_INACTIVITY (5 * 60) 31 #define DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN 0 32 #define DEFAULT_BSS_MAX_COUNT 1000 33 #define DEFAULT_BSS_EXPIRATION_AGE 180 34 #define DEFAULT_BSS_EXPIRATION_SCAN_COUNT 2 35 #define DEFAULT_MAX_NUM_STA 128 36 #define DEFAULT_AP_ISOLATE 0 37 #define DEFAULT_ACCESS_NETWORK_TYPE 15 38 #define DEFAULT_SCAN_CUR_FREQ 0 39 #define DEFAULT_P2P_SEARCH_DELAY 500 40 #define DEFAULT_RAND_ADDR_LIFETIME 60 41 #define DEFAULT_KEY_MGMT_OFFLOAD 1 42 #define DEFAULT_CERT_IN_CB 1 43 #define DEFAULT_P2P_GO_CTWINDOW 0 44 #define DEFAULT_WPA_RSC_RELAXATION 1 45 #define DEFAULT_MBO_CELL_CAPA MBO_CELL_CAPA_NOT_SUPPORTED 46 #define DEFAULT_DISASSOC_IMMINENT_RSSI_THRESHOLD -75 47 #define DEFAULT_OCE_SUPPORT OCE_STA 48 #define DEFAULT_EXTENDED_KEY_ID 0 49 #define DEFAULT_SCAN_RES_VALID_FOR_CONNECT 5 50 #define DEFAULT_MLD_CONNECT_BAND_PREF MLD_CONNECT_BAND_PREF_AUTO 51 52 #include "config_ssid.h" 53 #include "wps/wps.h" 54 #include "common/ieee802_11_defs.h" 55 #include "common/ieee802_11_common.h" 56 57 58 #define MAX_ROAMING_CONS 36 59 #define MAX_ROAMING_CONS_OI_LEN 15 60 61 struct wpa_cred { 62 /** 63 * next - Next credential in the list 64 * 65 * This pointer can be used to iterate over all credentials. The head 66 * of this list is stored in the cred field of struct wpa_config. 67 */ 68 struct wpa_cred *next; 69 70 /** 71 * id - Unique id for the credential 72 * 73 * This identifier is used as a unique identifier for each credential 74 * block when using the control interface. Each credential is allocated 75 * an id when it is being created, either when reading the 76 * configuration file or when a new credential is added through the 77 * control interface. 78 */ 79 int id; 80 81 /** 82 * temporary - Whether this credential is temporary and not to be saved 83 */ 84 int temporary; 85 86 /** 87 * priority - Priority group 88 * 89 * By default, all networks and credentials get the same priority group 90 * (0). This field can be used to give higher priority for credentials 91 * (and similarly in struct wpa_ssid for network blocks) to change the 92 * Interworking automatic networking selection behavior. The matching 93 * network (based on either an enabled network block or a credential) 94 * with the highest priority value will be selected. 95 */ 96 int priority; 97 98 /** 99 * pcsc - Use PC/SC and SIM/USIM card 100 */ 101 int pcsc; 102 103 /** 104 * realm - Home Realm for Interworking 105 */ 106 char *realm; 107 108 /** 109 * username - Username for Interworking network selection 110 */ 111 char *username; 112 113 /** 114 * password - Password for Interworking network selection 115 */ 116 char *password; 117 118 /** 119 * ext_password - Whether password is a name for external storage 120 */ 121 int ext_password; 122 123 /** 124 * ca_cert - CA certificate for Interworking network selection 125 */ 126 char *ca_cert; 127 128 /** 129 * client_cert - File path to client certificate file (PEM/DER) 130 * 131 * This field is used with Interworking networking selection for a case 132 * where client certificate/private key is used for authentication 133 * (EAP-TLS). Full path to the file should be used since working 134 * directory may change when wpa_supplicant is run in the background. 135 * 136 * Alternatively, a named configuration blob can be used by setting 137 * this to blob://blob_name. 138 */ 139 char *client_cert; 140 141 /** 142 * private_key - File path to client private key file (PEM/DER/PFX) 143 * 144 * When PKCS#12/PFX file (.p12/.pfx) is used, client_cert should be 145 * commented out. Both the private key and certificate will be read 146 * from the PKCS#12 file in this case. Full path to the file should be 147 * used since working directory may change when wpa_supplicant is run 148 * in the background. 149 * 150 * Windows certificate store can be used by leaving client_cert out and 151 * configuring private_key in one of the following formats: 152 * 153 * cert://substring_to_match 154 * 155 * hash://certificate_thumbprint_in_hex 156 * 157 * For example: private_key="hash://63093aa9c47f56ae88334c7b65a4" 158 * 159 * Note that when running wpa_supplicant as an application, the user 160 * certificate store (My user account) is used, whereas computer store 161 * (Computer account) is used when running wpasvc as a service. 162 * 163 * Alternatively, a named configuration blob can be used by setting 164 * this to blob://blob_name. 165 */ 166 char *private_key; 167 168 /** 169 * private_key_passwd - Password for private key file 170 */ 171 char *private_key_passwd; 172 173 /** 174 * imsi - IMSI in <MCC> | <MNC> | '-' | <MSIN> format 175 */ 176 char *imsi; 177 178 /** 179 * milenage - Milenage parameters for SIM/USIM simulator in 180 * <Ki>:<OPc>:<SQN> format 181 */ 182 char *milenage; 183 184 /** 185 * imsi_privacy_cert - IMSI privacy certificate 186 * 187 * This field is used with EAP-SIM/AKA/AKA' to encrypt the permanent 188 * identity (IMSI) to improve privacy. The referenced PEM-encoded 189 * X.509v3 certificate needs to include a 2048-bit RSA public key and 190 * this is from the operator who authenticates the SIM/USIM. 191 */ 192 char *imsi_privacy_cert; 193 194 /** 195 * imsi_privacy_attr - IMSI privacy attribute 196 * 197 * This field is used to help the EAP-SIM/AKA/AKA' server to identify 198 * the used certificate (and as such, the matching private key). This 199 * is set to an attribute in name=value format if the operator needs 200 * this information. 201 */ 202 char *imsi_privacy_attr; 203 204 /** 205 * engine - Use an engine for private key operations 206 */ 207 int engine; 208 209 /** 210 * engine_id - String identifying the engine to use 211 */ 212 char *engine_id; 213 214 /** 215 * ca_cert_id - The CA certificate identifier when using an engine 216 */ 217 char *ca_cert_id; 218 219 /** 220 * cert_id - The certificate identifier when using an engine 221 */ 222 char *cert_id; 223 224 /** 225 * key_id - The private key identifier when using an engine 226 */ 227 char *key_id; 228 229 /** 230 * domain_suffix_match - Constraint for server domain name 231 * 232 * If set, this FQDN is used as a suffix match requirement for the AAA 233 * server certificate in SubjectAltName dNSName element(s). If a 234 * matching dNSName is found, this constraint is met. If no dNSName 235 * values are present, this constraint is matched against SubjectName CN 236 * using same suffix match comparison. Suffix match here means that the 237 * host/domain name is compared one label at a time starting from the 238 * top-level domain and all the labels in @domain_suffix_match shall be 239 * included in the certificate. The certificate may include additional 240 * sub-level labels in addition to the required labels. 241 * 242 * For example, domain_suffix_match=example.com would match 243 * test.example.com but would not match test-example.com. 244 */ 245 char *domain_suffix_match; 246 247 /** 248 * domain - Home service provider FQDN(s) 249 * 250 * This is used to compare against the Domain Name List to figure out 251 * whether the AP is operated by the Home SP. Multiple domain entries 252 * can be used to configure alternative FQDNs that will be considered 253 * home networks. 254 */ 255 char **domain; 256 257 /** 258 * num_domain - Number of FQDNs in the domain array 259 */ 260 size_t num_domain; 261 262 /** 263 * home_ois - Home OIs 264 * 265 * If num_home_ois is non-zero, this field contains the set of Home OIs 266 * that can be use to determine which access points support 267 * authentication with this credential. These are an alternative to the 268 * use of the realm parameter. When using Home OIs to match the network, 269 * the EAP parameters need to be pre-configured with the credentials 270 * since the NAI Realm information may not be available or fetched. 271 * A successful authentication with the access point is possible as soon 272 * as at least one Home OI from the list matches an OI in the Roaming 273 * Consortium list advertised by the access point. 274 * (Hotspot 2.0 PerProviderSubscription/<X+>/HomeSP/HomeOIList/<X+>/HomeOI) 275 */ 276 u8 home_ois[MAX_ROAMING_CONS][MAX_ROAMING_CONS_OI_LEN]; 277 278 /** 279 * home_ois_len - Length of home_ois[i] 280 */ 281 size_t home_ois_len[MAX_ROAMING_CONS]; 282 283 /** 284 * num_home_ois - Number of entries in home_ois 285 */ 286 unsigned int num_home_ois; 287 288 /** 289 * required_home_ois - Required Home OI(s) 290 * 291 * If required_home_ois_len is non-zero, this field contains the set of 292 * Home OI(s) that are required to be advertised by the AP for the 293 * credential to be considered matching. 294 * (Hotspot 2.0 PerProviderSubscription/<X+>/HomeSP/HomeOIList/<X+>/HomeOIRequired) 295 */ 296 u8 required_home_ois[MAX_ROAMING_CONS][MAX_ROAMING_CONS_OI_LEN]; 297 298 /** 299 * required_home_ois_len - Length of required_home_ois 300 */ 301 size_t required_home_ois_len[MAX_ROAMING_CONS]; 302 303 /** 304 * num_required_home_ois - Number of entries in required_home_ois 305 */ 306 unsigned int num_required_home_ois; 307 308 /** 309 * roaming_consortiums - Roaming Consortium OI(s) memberships 310 * 311 * This field contains one or more OIs identifying the roaming 312 * consortiums of which the provider is a member. The list is sorted 313 * from the most preferred one to the least preferred one. A match 314 * between the Roaming Consortium OIs advertised by an AP and the OIs 315 * in this list indicates that successful authentication is possible. 316 * (Hotspot 2.0 PerProviderSubscription/<X+>/HomeSP/RoamingConsortiumOI) 317 */ 318 u8 roaming_consortiums[MAX_ROAMING_CONS][MAX_ROAMING_CONS_OI_LEN]; 319 320 /** 321 * roaming_consortiums_len - Length on roaming_consortiums[i] 322 */ 323 size_t roaming_consortiums_len[MAX_ROAMING_CONS]; 324 325 /** 326 * num_roaming_consortiums - Number of entries in roaming_consortiums 327 */ 328 unsigned int num_roaming_consortiums; 329 330 /** 331 * eap_method - EAP method to use 332 * 333 * Pre-configured EAP method to use with this credential or %NULL to 334 * indicate no EAP method is selected, i.e., the method will be 335 * selected automatically based on ANQP information. 336 */ 337 struct eap_method_type *eap_method; 338 339 /** 340 * phase1 - Phase 1 (outer authentication) parameters 341 * 342 * Pre-configured EAP parameters or %NULL. 343 */ 344 char *phase1; 345 346 /** 347 * phase2 - Phase 2 (inner authentication) parameters 348 * 349 * Pre-configured EAP parameters or %NULL. 350 */ 351 char *phase2; 352 353 struct excluded_ssid { 354 u8 ssid[SSID_MAX_LEN]; 355 size_t ssid_len; 356 } *excluded_ssid; 357 size_t num_excluded_ssid; 358 359 struct roaming_partner { 360 char fqdn[128]; 361 int exact_match; 362 u8 priority; 363 char country[3]; 364 } *roaming_partner; 365 size_t num_roaming_partner; 366 367 int update_identifier; 368 369 /** 370 * provisioning_sp - FQDN of the SP that provisioned the credential 371 */ 372 char *provisioning_sp; 373 374 /** 375 * sp_priority - Credential priority within a provisioning SP 376 * 377 * This is the priority of the credential among all credentials 378 * provisionined by the same SP (i.e., for entries that have identical 379 * provisioning_sp value). The range of this priority is 0-255 with 0 380 * being the highest and 255 the lower priority. 381 */ 382 int sp_priority; 383 384 unsigned int min_dl_bandwidth_home; 385 unsigned int min_ul_bandwidth_home; 386 unsigned int min_dl_bandwidth_roaming; 387 unsigned int min_ul_bandwidth_roaming; 388 389 /** 390 * max_bss_load - Maximum BSS Load Channel Utilization (1..255) 391 * This value is used as the maximum channel utilization for network 392 * selection purposes for home networks. If the AP does not advertise 393 * BSS Load or if the limit would prevent any connection, this 394 * constraint will be ignored. 395 */ 396 unsigned int max_bss_load; 397 398 size_t num_req_conn_capab; 399 u8 *req_conn_capab_proto; 400 int **req_conn_capab_port; 401 402 /** 403 * ocsp - Whether to use/require OCSP to check server certificate 404 * 405 * 0 = do not use OCSP stapling (TLS certificate status extension) 406 * 1 = try to use OCSP stapling, but not require response 407 * 2 = require valid OCSP stapling response 408 */ 409 int ocsp; 410 411 /** 412 * sim_num - User selected SIM identifier 413 * 414 * This variable is used for identifying which SIM is used if the system 415 * has more than one. 416 */ 417 int sim_num; 418 }; 419 420 struct wpa_dev_ik { 421 /** 422 * next - Next device identity in the list 423 * 424 * This pointer can be used to iterate over all device identity keys. 425 * The head of this list is stored in the dev_ik field of struct 426 * wpa_config. 427 */ 428 struct wpa_dev_ik *next; 429 430 /** 431 * id - Unique id for the identity 432 * 433 * This identifier is used as a unique identifier for each identity 434 * block when using the control interface. Each identity is allocated 435 * an id when it is being created, either when reading the 436 * configuration file or when a new identity is added. 437 */ 438 int id; 439 440 /** 441 * dik_cipher - Device identity key cipher version 442 */ 443 int dik_cipher; 444 445 /** 446 * dik - Device identity key which is unique for the device 447 */ 448 struct wpabuf *dik; 449 450 /** 451 * pmk - PMK associated with the previous connection with the device 452 */ 453 struct wpabuf *pmk; 454 455 /** 456 * pmkid - PMKID used in the previous connection with the device 457 */ 458 struct wpabuf *pmkid; 459 460 /** 461 * akmp - AKMP suite used in the previous connection with the device 462 */ 463 int akmp; 464 }; 465 466 467 #define CFG_CHANGED_DEVICE_NAME BIT(0) 468 #define CFG_CHANGED_CONFIG_METHODS BIT(1) 469 #define CFG_CHANGED_DEVICE_TYPE BIT(2) 470 #define CFG_CHANGED_OS_VERSION BIT(3) 471 #define CFG_CHANGED_UUID BIT(4) 472 #define CFG_CHANGED_COUNTRY BIT(5) 473 #define CFG_CHANGED_SEC_DEVICE_TYPE BIT(6) 474 #define CFG_CHANGED_P2P_SSID_POSTFIX BIT(7) 475 #define CFG_CHANGED_WPS_STRING BIT(8) 476 #define CFG_CHANGED_P2P_INTRA_BSS BIT(9) 477 #define CFG_CHANGED_VENDOR_EXTENSION BIT(10) 478 #define CFG_CHANGED_P2P_LISTEN_CHANNEL BIT(11) 479 #define CFG_CHANGED_P2P_OPER_CHANNEL BIT(12) 480 #define CFG_CHANGED_P2P_PREF_CHAN BIT(13) 481 #define CFG_CHANGED_EXT_PW_BACKEND BIT(14) 482 #define CFG_CHANGED_NFC_PASSWORD_TOKEN BIT(15) 483 #define CFG_CHANGED_P2P_PASSPHRASE_LEN BIT(16) 484 #define CFG_CHANGED_SCHED_SCAN_PLANS BIT(17) 485 #define CFG_CHANGED_WOWLAN_TRIGGERS BIT(18) 486 #define CFG_CHANGED_DISABLE_BTM BIT(19) 487 #define CFG_CHANGED_BGSCAN BIT(20) 488 #define CFG_CHANGED_FT_PREPEND_PMKID BIT(21) 489 #define CFG_CHANGED_P2P_DISABLED BIT(22) 490 491 /** 492 * struct wpa_config - wpa_supplicant configuration data 493 * 494 * This data structure is presents the per-interface (radio) configuration 495 * data. In many cases, there is only one struct wpa_config instance, but if 496 * more than one network interface is being controlled, one instance is used 497 * for each. 498 */ 499 struct wpa_config { 500 /** 501 * ssid - Head of the global network list 502 * 503 * This is the head for the list of all the configured networks. 504 */ 505 struct wpa_ssid *ssid; 506 507 /** 508 * pssid - Per-priority network lists (in priority order) 509 */ 510 struct wpa_ssid **pssid; 511 512 /** 513 * num_prio - Number of different priorities used in the pssid lists 514 * 515 * This indicates how many per-priority network lists are included in 516 * pssid. 517 */ 518 size_t num_prio; 519 520 /** 521 * cred - Head of the credential list 522 * 523 * This is the head for the list of all the configured credentials. 524 */ 525 struct wpa_cred *cred; 526 527 /** 528 * eapol_version - IEEE 802.1X/EAPOL version number 529 * 530 * wpa_supplicant is implemented based on IEEE Std 802.1X-2004 which 531 * defines EAPOL version 2. However, there are many APs that do not 532 * handle the new version number correctly (they seem to drop the 533 * frames completely). In order to make wpa_supplicant interoperate 534 * with these APs, the version number is set to 1 by default. This 535 * configuration value can be used to set it to the new version (2). 536 */ 537 int eapol_version; 538 539 /** 540 * ap_scan - AP scanning/selection 541 * 542 * By default, wpa_supplicant requests driver to perform AP 543 * scanning and then uses the scan results to select a 544 * suitable AP. Another alternative is to allow the driver to 545 * take care of AP scanning and selection and use 546 * wpa_supplicant just to process EAPOL frames based on IEEE 547 * 802.11 association information from the driver. 548 * 549 * 1: wpa_supplicant initiates scanning and AP selection (default). 550 * 551 * 0: Driver takes care of scanning, AP selection, and IEEE 802.11 552 * association parameters (e.g., WPA IE generation); this mode can 553 * also be used with non-WPA drivers when using IEEE 802.1X mode; 554 * do not try to associate with APs (i.e., external program needs 555 * to control association). This mode must also be used when using 556 * wired Ethernet drivers. 557 * 558 * 2: like 0, but associate with APs using security policy and SSID 559 * (but not BSSID); this can be used, e.g., with ndiswrapper and NDIS 560 * drivers to enable operation with hidden SSIDs and optimized roaming; 561 * in this mode, the network blocks in the configuration are tried 562 * one by one until the driver reports successful association; each 563 * network block should have explicit security policy (i.e., only one 564 * option in the lists) for key_mgmt, pairwise, group, proto variables. 565 * 566 * Note: ap_scan=2 should not be used with the nl80211 driver interface 567 * (the current Linux interface). ap_scan=1 is optimized work working 568 * with nl80211. For finding networks using hidden SSID, scan_ssid=1 in 569 * the network block can be used with nl80211. 570 */ 571 int ap_scan; 572 573 /** 574 * bgscan - Background scan and roaming parameters or %NULL if none 575 * 576 * This is an optional set of parameters for background scanning and 577 * roaming within a network (ESS). For more detailed information see 578 * ssid block documentation. 579 * 580 * The variable defines default bgscan behavior for all BSS station 581 * networks except for those which have their own bgscan configuration. 582 */ 583 char *bgscan; 584 585 /** 586 * disable_scan_offload - Disable automatic offloading of scan requests 587 * 588 * By default, %wpa_supplicant tries to offload scanning if the driver 589 * indicates support for this (sched_scan). This configuration 590 * parameter can be used to disable this offloading mechanism. 591 */ 592 int disable_scan_offload; 593 594 /** 595 * ctrl_interface - Parameters for the control interface 596 * 597 * If this is specified, %wpa_supplicant will open a control interface 598 * that is available for external programs to manage %wpa_supplicant. 599 * The meaning of this string depends on which control interface 600 * mechanism is used. For all cases, the existence of this parameter 601 * in configuration is used to determine whether the control interface 602 * is enabled. 603 * 604 * For UNIX domain sockets (default on Linux and BSD): This is a 605 * directory that will be created for UNIX domain sockets for listening 606 * to requests from external programs (CLI/GUI, etc.) for status 607 * information and configuration. The socket file will be named based 608 * on the interface name, so multiple %wpa_supplicant processes can be 609 * run at the same time if more than one interface is used. 610 * /var/run/wpa_supplicant is the recommended directory for sockets and 611 * by default, wpa_cli will use it when trying to connect with 612 * %wpa_supplicant. 613 * 614 * Access control for the control interface can be configured 615 * by setting the directory to allow only members of a group 616 * to use sockets. This way, it is possible to run 617 * %wpa_supplicant as root (since it needs to change network 618 * configuration and open raw sockets) and still allow GUI/CLI 619 * components to be run as non-root users. However, since the 620 * control interface can be used to change the network 621 * configuration, this access needs to be protected in many 622 * cases. By default, %wpa_supplicant is configured to use gid 623 * 0 (root). If you want to allow non-root users to use the 624 * control interface, add a new group and change this value to 625 * match with that group. Add users that should have control 626 * interface access to this group. 627 * 628 * When configuring both the directory and group, use following format: 629 * DIR=/var/run/wpa_supplicant GROUP=wheel 630 * DIR=/var/run/wpa_supplicant GROUP=0 631 * (group can be either group name or gid) 632 * 633 * For UDP connections (default on Windows): The value will be ignored. 634 * This variable is just used to select that the control interface is 635 * to be created. The value can be set to, e.g., udp 636 * (ctrl_interface=udp). 637 * 638 * For Windows Named Pipe: This value can be used to set the security 639 * descriptor for controlling access to the control interface. Security 640 * descriptor can be set using Security Descriptor String Format (see 641 * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/secauthz/security/security_descriptor_string_format.asp). 642 * The descriptor string needs to be prefixed with SDDL=. For example, 643 * ctrl_interface=SDDL=D: would set an empty DACL (which will reject 644 * all connections). 645 */ 646 char *ctrl_interface; 647 648 /** 649 * ctrl_interface_group - Control interface group (DEPRECATED) 650 * 651 * This variable is only used for backwards compatibility. Group for 652 * UNIX domain sockets should now be specified using GROUP=group in 653 * ctrl_interface variable. 654 */ 655 char *ctrl_interface_group; 656 657 /** 658 * fast_reauth - EAP fast re-authentication (session resumption) 659 * 660 * By default, fast re-authentication is enabled for all EAP methods 661 * that support it. This variable can be used to disable fast 662 * re-authentication (by setting fast_reauth=0). Normally, there is no 663 * need to disable fast re-authentication. 664 */ 665 int fast_reauth; 666 667 #ifndef CONFIG_OPENSC_ENGINE_PATH 668 /** 669 * opensc_engine_path - Path to the OpenSSL engine for opensc 670 * 671 * This is an OpenSSL specific configuration option for loading OpenSC 672 * engine (engine_opensc.so); if %NULL, this engine is not loaded. 673 */ 674 char *opensc_engine_path; 675 #endif /* CONFIG_OPENSC_ENGINE_PATH */ 676 677 #ifndef CONFIG_PKCS11_ENGINE_PATH 678 /** 679 * pkcs11_engine_path - Path to the OpenSSL engine for PKCS#11 680 * 681 * This is an OpenSSL specific configuration option for loading PKCS#11 682 * engine (engine_pkcs11.so); if %NULL, this engine is not loaded. 683 */ 684 char *pkcs11_engine_path; 685 #endif /* CONFIG_PKCS11_ENGINE_PATH */ 686 687 #ifndef CONFIG_PKCS11_MODULE_PATH 688 /** 689 * pkcs11_module_path - Path to the OpenSSL OpenSC/PKCS#11 module 690 * 691 * This is an OpenSSL specific configuration option for configuring 692 * path to OpenSC/PKCS#11 engine (opensc-pkcs11.so); if %NULL, this 693 * module is not loaded. 694 */ 695 char *pkcs11_module_path; 696 #endif /* CONFIG_PKCS11_MODULE_PATH */ 697 698 /** 699 * openssl_ciphers - OpenSSL cipher string 700 * 701 * This is an OpenSSL specific configuration option for configuring the 702 * default ciphers. If not set, "DEFAULT:!EXP:!LOW" is used as the 703 * default. 704 */ 705 char *openssl_ciphers; 706 707 /** 708 * pcsc_reader - PC/SC reader name prefix 709 * 710 * If not %NULL, PC/SC reader with a name that matches this prefix is 711 * initialized for SIM/USIM access. Empty string can be used to match 712 * the first available reader. 713 */ 714 char *pcsc_reader; 715 716 /** 717 * pcsc_pin - PIN for USIM, GSM SIM, and smartcards 718 * 719 * This field is used to configure PIN for SIM/USIM for EAP-SIM and 720 * EAP-AKA. If left out, this will be asked through control interface. 721 */ 722 char *pcsc_pin; 723 724 /** 725 * external_sim - Use external processing for SIM/USIM operations 726 */ 727 int external_sim; 728 729 /** 730 * driver_param - Driver interface parameters 731 * 732 * This text string is passed to the selected driver interface with the 733 * optional struct wpa_driver_ops::set_param() handler. This can be 734 * used to configure driver specific options without having to add new 735 * driver interface functionality. 736 */ 737 char *driver_param; 738 739 /** 740 * dot11RSNAConfigPMKLifetime - Maximum lifetime of a PMK 741 * 742 * dot11 MIB variable for the maximum lifetime of a PMK in the PMK 743 * cache (unit: seconds). 744 */ 745 unsigned int dot11RSNAConfigPMKLifetime; 746 747 /** 748 * dot11RSNAConfigPMKReauthThreshold - PMK re-authentication threshold 749 * 750 * dot11 MIB variable for the percentage of the PMK lifetime 751 * that should expire before an IEEE 802.1X reauthentication occurs. 752 */ 753 unsigned int dot11RSNAConfigPMKReauthThreshold; 754 755 /** 756 * dot11RSNAConfigSATimeout - Security association timeout 757 * 758 * dot11 MIB variable for the maximum time a security association 759 * shall take to set up (unit: seconds). 760 */ 761 unsigned int dot11RSNAConfigSATimeout; 762 763 /** 764 * ft_prepend_pmkid - Whether to prepend PMKR1Name with PMKIDs 765 * 766 * This control whether PMKR1Name is prepended to the PMKID list 767 * insread of replacing the full list when constructing RSNE for 768 * EAPOL-Key msg 2/4 for FT cases. */ 769 bool ft_prepend_pmkid; 770 771 /** 772 * update_config - Is wpa_supplicant allowed to update configuration 773 * 774 * This variable control whether wpa_supplicant is allow to re-write 775 * its configuration with wpa_config_write(). If this is zero, 776 * configuration data is only changed in memory and the external data 777 * is not overridden. If this is non-zero, wpa_supplicant will update 778 * the configuration data (e.g., a file) whenever configuration is 779 * changed. This update may replace the old configuration which can 780 * remove comments from it in case of a text file configuration. 781 */ 782 int update_config; 783 784 /** 785 * blobs - Configuration blobs 786 */ 787 struct wpa_config_blob *blobs; 788 789 /** 790 * uuid - Universally Unique IDentifier (UUID; see RFC 4122) for WPS 791 */ 792 u8 uuid[16]; 793 794 /** 795 * auto_uuid - Automatic UUID behavior 796 * 0 = generate static value based on the local MAC address (default) 797 * 1 = generate a random UUID every time wpa_supplicant starts 798 */ 799 int auto_uuid; 800 801 /** 802 * device_name - Device Name (WPS) 803 * User-friendly description of device; up to 32 octets encoded in 804 * UTF-8 805 */ 806 char *device_name; 807 808 /** 809 * manufacturer - Manufacturer (WPS) 810 * The manufacturer of the device (up to 64 ASCII characters) 811 */ 812 char *manufacturer; 813 814 /** 815 * model_name - Model Name (WPS) 816 * Model of the device (up to 32 ASCII characters) 817 */ 818 char *model_name; 819 820 /** 821 * model_number - Model Number (WPS) 822 * Additional device description (up to 32 ASCII characters) 823 */ 824 char *model_number; 825 826 /** 827 * serial_number - Serial Number (WPS) 828 * Serial number of the device (up to 32 characters) 829 */ 830 char *serial_number; 831 832 /** 833 * device_type - Primary Device Type (WPS) 834 */ 835 u8 device_type[WPS_DEV_TYPE_LEN]; 836 837 /** 838 * config_methods - Config Methods 839 * 840 * This is a space-separated list of supported WPS configuration 841 * methods. For example, "label virtual_display virtual_push_button 842 * keypad". 843 * Available methods: usba ethernet label display ext_nfc_token 844 * int_nfc_token nfc_interface push_button keypad 845 * virtual_display physical_display 846 * virtual_push_button physical_push_button. 847 */ 848 char *config_methods; 849 850 /** 851 * os_version - OS Version (WPS) 852 * 4-octet operating system version number 853 */ 854 u8 os_version[4]; 855 856 /** 857 * country - Country code 858 * 859 * This is the ISO/IEC alpha2 country code for which we are operating 860 * in 861 */ 862 char country[2]; 863 864 /** 865 * wps_cred_processing - Credential processing 866 * 867 * 0 = process received credentials internally 868 * 1 = do not process received credentials; just pass them over 869 * ctrl_iface to external program(s) 870 * 2 = process received credentials internally and pass them over 871 * ctrl_iface to external program(s) 872 */ 873 int wps_cred_processing; 874 875 /** 876 * wps_cred_add_sae - Whether to enable SAE automatically for WPS 877 * 878 * 0 = only add the explicitly listed WPA2-PSK configuration 879 * 1 = add both the WPA2-PSK and SAE configuration and enable PMF so 880 * that the station gets configured in WPA3-Personal transition mode 881 * (supports both WPA2-Personal (PSK) and WPA3-Personal (SAE) APs). 882 */ 883 int wps_cred_add_sae; 884 885 #define MAX_SEC_DEVICE_TYPES 5 886 /** 887 * sec_device_types - Secondary Device Types (P2P) 888 */ 889 u8 sec_device_type[MAX_SEC_DEVICE_TYPES][WPS_DEV_TYPE_LEN]; 890 int num_sec_device_types; 891 892 int p2p_listen_reg_class; 893 int p2p_listen_channel; 894 int p2p_oper_reg_class; 895 int p2p_oper_channel; 896 int p2p_go_intent; 897 char *p2p_ssid_postfix; 898 int persistent_reconnect; 899 int p2p_intra_bss; 900 unsigned int num_p2p_pref_chan; 901 struct p2p_channel *p2p_pref_chan; 902 struct wpa_freq_range_list p2p_no_go_freq; 903 int p2p_add_cli_chan; 904 int p2p_ignore_shared_freq; 905 int p2p_optimize_listen_chan; 906 907 int p2p_6ghz_disable; 908 int p2p_bootstrap_methods; 909 int p2p_pasn_type; 910 int p2p_comeback_after; 911 bool p2p_twt_power_mgmt; 912 bool p2p_chan_switch_req_enable; 913 int p2p_reg_info; 914 915 /** 916 * p2p_assisted_dfs_chan_enable - Enable DFS channels for assisted DFS 917 * 918 * Enables DFS channels for AP assisted P2P DFS operations when the 919 * underlying driver provides assisted P2P DFS support. 920 * By default: 0 (disabled) 921 */ 922 bool p2p_assisted_dfs_chan_enable; 923 924 struct wpabuf *wps_vendor_ext_m1; 925 926 #define MAX_WPS_VENDOR_EXT 10 927 /** 928 * wps_vendor_ext - Vendor extension attributes in WPS 929 */ 930 struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXT]; 931 932 /** 933 * p2p_group_idle - Maximum idle time in seconds for P2P group 934 * 935 * This value controls how long a P2P group is maintained after there 936 * is no other members in the group. As a GO, this means no associated 937 * stations in the group. As a P2P client, this means no GO seen in 938 * scan results. The maximum idle time is specified in seconds with 0 939 * indicating no time limit, i.e., the P2P group remains in active 940 * state indefinitely until explicitly removed. As a P2P client, the 941 * maximum idle time of P2P_MAX_CLIENT_IDLE seconds is enforced, i.e., 942 * this parameter is mainly meant for GO use and for P2P client, it can 943 * only be used to reduce the default timeout to smaller value. A 944 * special value -1 can be used to configure immediate removal of the 945 * group for P2P client role on any disconnection after the data 946 * connection has been established. 947 */ 948 int p2p_group_idle; 949 950 /** 951 * p2p_go_freq_change_policy - The GO frequency change policy 952 * 953 * This controls the behavior of the GO when there is a change in the 954 * map of the currently used frequencies in case more than one channel 955 * is supported. 956 * 957 * @P2P_GO_FREQ_MOVE_SCM: Prefer working in a single channel mode if 958 * possible. In case the GO is the only interface using its frequency 959 * and there are other station interfaces on other frequencies, the GO 960 * will migrate to one of these frequencies. 961 * 962 * @P2P_GO_FREQ_MOVE_SCM_PEER_SUPPORTS: Same as P2P_GO_FREQ_MOVE_SCM, 963 * but a transition is possible only in case one of the other used 964 * frequencies is one of the frequencies in the intersection of the 965 * frequency list of the local device and the peer device. 966 * 967 * @P2P_GO_FREQ_MOVE_STAY: Prefer to stay on the current frequency. 968 * 969 * @P2P_GO_FREQ_MOVE_SCM_ECSA: Same as 970 * P2P_GO_FREQ_MOVE_SCM_PEER_SUPPORTS but a transition is possible only 971 * if all the group members advertise eCSA support. 972 */ 973 enum { 974 P2P_GO_FREQ_MOVE_SCM = 0, 975 P2P_GO_FREQ_MOVE_SCM_PEER_SUPPORTS = 1, 976 P2P_GO_FREQ_MOVE_STAY = 2, 977 P2P_GO_FREQ_MOVE_SCM_ECSA = 3, 978 P2P_GO_FREQ_MOVE_MAX = P2P_GO_FREQ_MOVE_SCM_ECSA, 979 } p2p_go_freq_change_policy; 980 981 #define DEFAULT_P2P_GO_FREQ_MOVE P2P_GO_FREQ_MOVE_STAY 982 983 /** 984 * p2p_passphrase_len - Passphrase length (8..63) for P2P GO 985 * 986 * This parameter controls the length of the random passphrase that is 987 * generated at the GO. 988 */ 989 unsigned int p2p_passphrase_len; 990 991 /** 992 * bss_max_count - Maximum number of BSS entries to keep in memory 993 */ 994 unsigned int bss_max_count; 995 996 /** 997 * bss_expiration_age - BSS entry age after which it can be expired 998 * 999 * This value controls the time in seconds after which a BSS entry 1000 * gets removed if it has not been updated or is not in use. 1001 */ 1002 unsigned int bss_expiration_age; 1003 1004 /** 1005 * bss_expiration_scan_count - Expire BSS after number of scans 1006 * 1007 * If the BSS entry has not been seen in this many scans, it will be 1008 * removed. A value of 1 means that entry is removed after the first 1009 * scan in which the BSSID is not seen. Larger values can be used 1010 * to avoid BSS entries disappearing if they are not visible in 1011 * every scan (e.g., low signal quality or interference). 1012 */ 1013 unsigned int bss_expiration_scan_count; 1014 1015 /** 1016 * filter_ssids - SSID-based scan result filtering 1017 * 1018 * 0 = do not filter scan results 1019 * 1 = only include configured SSIDs in scan results/BSS table 1020 */ 1021 int filter_ssids; 1022 1023 /** 1024 * filter_rssi - RSSI-based scan result filtering 1025 * 1026 * 0 = do not filter scan results 1027 * -n = filter scan results below -n dBm 1028 */ 1029 int filter_rssi; 1030 1031 /** 1032 * max_num_sta - Maximum number of STAs in an AP/P2P GO 1033 */ 1034 unsigned int max_num_sta; 1035 1036 /** 1037 * ap_isolate - Whether to use client isolation feature 1038 * 1039 * Client isolation can be used to prevent low-level bridging of 1040 * frames between associated stations in the BSS. By default, 1041 * this bridging is allowed (ap_isolate=0); except in P2P GO case, 1042 * where p2p_intra_bss parameter is used to determine whether to allow 1043 * intra-BSS forwarding (ap_isolate = !p2p_intra_bss). 1044 * 1045 * 0 = do not enable AP isolation 1046 * 1 = enable AP isolation 1047 */ 1048 int ap_isolate; 1049 1050 /** 1051 * freq_list - Array of allowed scan frequencies or %NULL for all 1052 * 1053 * This is an optional zero-terminated array of frequencies in 1054 * megahertz (MHz) to allow for narrowing scanning range. 1055 */ 1056 int *freq_list; 1057 1058 /** 1059 * initial_freq_list - like freq_list but for initial scan 1060 * 1061 * This is an optional zero-terminated array of frequencies in 1062 * megahertz (MHz) to allow for narrowing scanning range when 1063 * the application is started. 1064 * 1065 * This can be used to speed up initial connection time if the 1066 * channel is known ahead of time, without limiting the scanned 1067 * frequencies during normal use. 1068 */ 1069 int *initial_freq_list; 1070 1071 /** 1072 * scan_cur_freq - Whether to scan only the current channel 1073 * 1074 * If true, attempt to scan only the current channel if any other 1075 * VIFs on this radio are already associated on a particular channel. 1076 */ 1077 int scan_cur_freq; 1078 1079 /** 1080 * scan_res_valid_for_connect - Seconds scans are valid for association 1081 * 1082 * This configures the number of seconds old scan results are considered 1083 * valid for association. When scan results are older than this value 1084 * a new scan is triggered prior to the association. 1085 */ 1086 int scan_res_valid_for_connect; 1087 1088 /** 1089 * changed_parameters - Bitmap of changed parameters since last update 1090 */ 1091 unsigned int changed_parameters; 1092 1093 /** 1094 * disassoc_low_ack - Disassociate stations with massive packet loss 1095 */ 1096 int disassoc_low_ack; 1097 1098 /** 1099 * interworking - Whether Interworking (IEEE 802.11u) is enabled 1100 */ 1101 int interworking; 1102 1103 /** 1104 * access_network_type - Access Network Type 1105 * 1106 * When Interworking is enabled, scans will be limited to APs that 1107 * advertise the specified Access Network Type (0..15; with 15 1108 * indicating wildcard match). 1109 */ 1110 int access_network_type; 1111 1112 /** 1113 * go_interworking - Whether Interworking for P2P GO is enabled 1114 */ 1115 int go_interworking; 1116 1117 /** 1118 * go_access_network_type - P2P GO Access Network Type 1119 * 1120 * This indicates which access network type to advertise if Interworking 1121 * is enabled for P2P GO. 1122 */ 1123 int go_access_network_type; 1124 1125 /** 1126 * go_internet - Interworking: Internet connectivity (0 or 1) 1127 */ 1128 int go_internet; 1129 1130 /** 1131 * go_venue_group - Interworking: Venue group 1132 */ 1133 int go_venue_group; 1134 1135 /** 1136 * go_venue_type: Interworking: Venue type 1137 */ 1138 int go_venue_type; 1139 1140 /** 1141 * hessid - Homogeneous ESS identifier 1142 * 1143 * If this is set (any octet is non-zero), scans will be used to 1144 * request response only from BSSes belonging to the specified 1145 * Homogeneous ESS. This is used only if interworking is enabled. 1146 */ 1147 u8 hessid[ETH_ALEN]; 1148 1149 /** 1150 * hs20 - Hotspot 2.0 1151 */ 1152 int hs20; 1153 1154 /** 1155 * pbc_in_m1 - AP mode WPS probing workaround for PBC with Windows 7 1156 * 1157 * Windows 7 uses incorrect way of figuring out AP's WPS capabilities 1158 * by acting as a Registrar and using M1 from the AP. The config 1159 * methods attribute in that message is supposed to indicate only the 1160 * configuration method supported by the AP in Enrollee role, i.e., to 1161 * add an external Registrar. For that case, PBC shall not be used and 1162 * as such, the PushButton config method is removed from M1 by default. 1163 * If pbc_in_m1=1 is included in the configuration file, the PushButton 1164 * config method is left in M1 (if included in config_methods 1165 * parameter) to allow Windows 7 to use PBC instead of PIN (e.g., from 1166 * a label in the AP). 1167 */ 1168 int pbc_in_m1; 1169 1170 /** 1171 * autoscan - Automatic scan parameters or %NULL if none 1172 * 1173 * This is an optional set of parameters for automatic scanning 1174 * within an interface in following format: 1175 * <autoscan module name>:<module parameters> 1176 */ 1177 char *autoscan; 1178 1179 /** 1180 * wps_nfc_pw_from_config - NFC Device Password was read from config 1181 * 1182 * This parameter can be determined whether the NFC Device Password was 1183 * included in the configuration (1) or generated dynamically (0). Only 1184 * the former case is re-written back to the configuration file. 1185 */ 1186 int wps_nfc_pw_from_config; 1187 1188 /** 1189 * wps_nfc_dev_pw_id - NFC Device Password ID for password token 1190 */ 1191 int wps_nfc_dev_pw_id; 1192 1193 /** 1194 * wps_nfc_dh_pubkey - NFC DH Public Key for password token 1195 */ 1196 struct wpabuf *wps_nfc_dh_pubkey; 1197 1198 /** 1199 * wps_nfc_dh_privkey - NFC DH Private Key for password token 1200 */ 1201 struct wpabuf *wps_nfc_dh_privkey; 1202 1203 /** 1204 * wps_nfc_dev_pw - NFC Device Password for password token 1205 */ 1206 struct wpabuf *wps_nfc_dev_pw; 1207 1208 /** 1209 * ext_password_backend - External password backend or %NULL if none 1210 * 1211 * format: <backend name>[:<optional backend parameters>] 1212 */ 1213 char *ext_password_backend; 1214 1215 /* 1216 * p2p_go_max_inactivity - Timeout in seconds to detect STA inactivity 1217 * 1218 * This timeout value is used in P2P GO mode to clean up 1219 * inactive stations. 1220 * By default: 300 seconds. 1221 */ 1222 int p2p_go_max_inactivity; 1223 1224 struct hostapd_wmm_ac_params wmm_ac_params[4]; 1225 struct hostapd_tx_queue_params tx_queue[4]; 1226 1227 /** 1228 * auto_interworking - Whether to use network selection automatically 1229 * 1230 * 0 = do not automatically go through Interworking network selection 1231 * (i.e., require explicit interworking_select command for this) 1232 * 1 = perform Interworking network selection if one or more 1233 * credentials have been configured and scan did not find a 1234 * matching network block 1235 */ 1236 int auto_interworking; 1237 1238 /** 1239 * p2p_go_ht40 - Default mode for HT40 enable when operating as GO. 1240 * 1241 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite. 1242 * Note that regulatory constraints and driver capabilities are 1243 * consulted anyway, so setting it to 1 can't do real harm. 1244 * By default: 0 (disabled) 1245 */ 1246 int p2p_go_ht40; 1247 1248 /** 1249 * p2p_go_vht - Default mode for VHT enable when operating as GO 1250 * 1251 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite. 1252 * Note that regulatory constraints and driver capabilities are 1253 * consulted anyway, so setting it to 1 can't do real harm. 1254 * By default: 0 (disabled) 1255 */ 1256 int p2p_go_vht; 1257 1258 /** 1259 * p2p_go_edmg - Default mode for EDMG enable when operating as GO 1260 * 1261 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite. 1262 * Note that regulatory constraints and driver capabilities are 1263 * consulted anyway, so setting it to 1 can't do real harm. 1264 * By default: 0 (disabled) 1265 */ 1266 int p2p_go_edmg; 1267 1268 /** 1269 * p2p_go_he - Default mode for 11ax HE enable when operating as GO 1270 * 1271 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite. 1272 * Note that regulatory constraints and driver capabilities are 1273 * consulted anyway, so setting it to 1 can't do real harm. 1274 * By default: 0 (disabled) 1275 */ 1276 int p2p_go_he; 1277 1278 /** 1279 * p2p_go_ctwindow - CTWindow to use when operating as GO 1280 * 1281 * By default: 0 (no CTWindow). Values 0-127 can be used to indicate 1282 * the length of the CTWindow in TUs. 1283 */ 1284 int p2p_go_ctwindow; 1285 1286 /** 1287 * p2p_disabled - Whether P2P operations are disabled for this interface 1288 */ 1289 int p2p_disabled; 1290 1291 /** 1292 * p2p_no_group_iface - Whether group interfaces can be used 1293 * 1294 * By default, wpa_supplicant will create a separate interface for P2P 1295 * group operations if the driver supports this. This functionality can 1296 * be disabled by setting this parameter to 1. In that case, the same 1297 * interface that was used for the P2P management operations is used 1298 * also for the group operation. 1299 */ 1300 int p2p_no_group_iface; 1301 1302 /** 1303 * p2p_cli_probe - Enable/disable P2P CLI probe request handling 1304 * 1305 * If this parameter is set to 1, a connected P2P Client will receive 1306 * and handle Probe Request frames. Setting this parameter to 0 1307 * disables this option. Default value: 0. 1308 * 1309 * Note: Setting this property at run time takes effect on the following 1310 * interface state transition to/from the WPA_COMPLETED state. 1311 */ 1312 int p2p_cli_probe; 1313 1314 /** 1315 * okc - Whether to enable opportunistic key caching by default 1316 * 1317 * By default, OKC is disabled unless enabled by the per-network 1318 * proactive_key_caching=1 parameter. okc=1 can be used to change this 1319 * default behavior. 1320 */ 1321 int okc; 1322 1323 /** 1324 * pmf - Whether to enable/require PMF by default 1325 * 1326 * By default, PMF is disabled unless enabled by the per-network 1327 * ieee80211w=1 or ieee80211w=2 parameter. pmf=1/2 can be used to change 1328 * this default behavior for RSN network (this is not applicable for 1329 * non-RSN cases). 1330 */ 1331 enum mfp_options pmf; 1332 1333 /** 1334 * sae_check_mfp - Whether to limit SAE based on PMF capabilities 1335 * 1336 * With this check SAE key_mgmt will not be selected if PMF is 1337 * not enabled. 1338 * Scenarios where enabling this check will limit SAE: 1339 * 1) ieee8011w=0 is set for the network. 1340 * 2) The AP does not have PMF enabled. 1341 * 3) ieee8011w for the network is the default(3), pmf=1 is enabled 1342 * globally and the device does not support the BIP cipher. 1343 * 1344 * Useful to allow the BIP cipher check that occurs for ieee80211w=3 1345 * and pmf=1 to also avoid using SAE key_mgmt. 1346 * Useful when hardware does not support BIP to still to allow 1347 * connecting to sae_require_mfp=1 WPA2+WPA3-Personal transition mode 1348 *access points by automatically selecting PSK instead of SAE. 1349 */ 1350 int sae_check_mfp; 1351 1352 /** 1353 * sae_groups - Preference list of enabled groups for SAE 1354 * 1355 * By default (if this parameter is not set), the mandatory group 19 1356 * (ECC group defined over a 256-bit prime order field) is preferred, 1357 * but other groups are also enabled. If this parameter is set, the 1358 * groups will be tried in the indicated order. 1359 */ 1360 int *sae_groups; 1361 1362 /** 1363 * sae_pwe - SAE mechanism for PWE derivation 1364 * 0 = hunting-and-pecking loop only 1365 * 1 = hash-to-element only 1366 * 2 = both hunting-and-pecking loop and hash-to-element enabled 1367 */ 1368 enum sae_pwe sae_pwe; 1369 1370 /** 1371 * sae_pmkid_in_assoc - Whether to include PMKID in SAE Assoc Req 1372 */ 1373 int sae_pmkid_in_assoc; 1374 1375 /** 1376 * dtim_period - Default DTIM period in Beacon intervals 1377 * 1378 * This parameter can be used to set the default value for network 1379 * blocks that do not specify dtim_period. 1380 */ 1381 int dtim_period; 1382 1383 /** 1384 * beacon_int - Default Beacon interval in TU 1385 * 1386 * This parameter can be used to set the default value for network 1387 * blocks that do not specify beacon_int. 1388 */ 1389 int beacon_int; 1390 1391 /** 1392 * ap_vendor_elements: Vendor specific elements for Beacon/ProbeResp 1393 * 1394 * This parameter can be used to define additional vendor specific 1395 * elements for Beacon and Probe Response frames in AP/P2P GO mode. The 1396 * format for these element(s) is a hexdump of the raw information 1397 * elements (id+len+payload for one or more elements). 1398 */ 1399 struct wpabuf *ap_vendor_elements; 1400 1401 /** 1402 * ap_assocresp_elements: Vendor specific elements for (Re)Association 1403 * Response frames 1404 * 1405 * This parameter can be used to define additional vendor specific 1406 * elements for (Re)Association Response frames in AP/P2P GO mode. The 1407 * format for these element(s) is a hexdump of the raw information 1408 * elements (id+len+payload for one or more elements). 1409 */ 1410 struct wpabuf *ap_assocresp_elements; 1411 1412 /** 1413 * ignore_old_scan_res - Ignore scan results older than request 1414 * 1415 * The driver may have a cache of scan results that makes it return 1416 * information that is older than our scan trigger. This parameter can 1417 * be used to configure such old information to be ignored instead of 1418 * allowing it to update the internal BSS table. 1419 */ 1420 int ignore_old_scan_res; 1421 1422 /** 1423 * sched_scan_interval - schedule scan interval 1424 */ 1425 unsigned int sched_scan_interval; 1426 1427 /** 1428 * sched_scan_start_delay - Schedule scan start delay before first scan 1429 * 1430 * Delay (in seconds) before scheduling first scan plan cycle. The 1431 * driver may ignore this parameter and start immediately (or at any 1432 * other time), if this feature is not supported. 1433 */ 1434 unsigned int sched_scan_start_delay; 1435 1436 /** 1437 * tdls_external_control - External control for TDLS setup requests 1438 * 1439 * Enable TDLS mode where external programs are given the control 1440 * to specify the TDLS link to get established to the driver. The 1441 * driver requests the TDLS setup to the supplicant only for the 1442 * specified TDLS peers. 1443 */ 1444 int tdls_external_control; 1445 1446 u8 ip_addr_go[4]; 1447 u8 ip_addr_mask[4]; 1448 u8 ip_addr_start[4]; 1449 u8 ip_addr_end[4]; 1450 1451 /** 1452 * wowlan_triggers - Wake-on-WLAN triggers 1453 * 1454 * If set, these wowlan triggers will be configured. 1455 */ 1456 char *wowlan_triggers; 1457 1458 /** 1459 * p2p_search_delay - Extra delay between concurrent search iterations 1460 * 1461 * Add extra delay (in milliseconds) between search iterations when 1462 * there is a concurrent operation to make p2p_find friendlier to 1463 * concurrent operations by avoiding it from taking 100% of radio 1464 * resources. 1465 */ 1466 unsigned int p2p_search_delay; 1467 1468 /** 1469 * mac_addr - MAC address policy default 1470 * 1471 * 0 = use permanent MAC address 1472 * 1 = use random MAC address for each ESS connection 1473 * 2 = like 1, but maintain OUI (with local admin bit set) 1474 * 1475 * By default, permanent MAC address is used unless policy is changed by 1476 * the per-network mac_addr parameter. Global mac_addr=1 can be used to 1477 * change this default behavior. 1478 */ 1479 enum wpas_mac_addr_style mac_addr; 1480 1481 /** 1482 * rand_addr_lifetime - Lifetime of random MAC address in seconds 1483 */ 1484 unsigned int rand_addr_lifetime; 1485 1486 /** 1487 * preassoc_mac_addr - Pre-association MAC address policy 1488 * 1489 * 0 = use permanent MAC address 1490 * 1 = use random MAC address 1491 * 2 = like 1, but maintain OUI (with local admin bit set) 1492 */ 1493 enum wpas_mac_addr_style preassoc_mac_addr; 1494 1495 /** 1496 * key_mgmt_offload - Use key management offload 1497 * 1498 * Key management offload should be used if the device supports it. 1499 * Key management offload is the capability of a device operating as 1500 * a station to do the exchange necessary to establish temporal keys 1501 * during initial RSN connection, after roaming, or during a PTK 1502 * rekeying operation. 1503 */ 1504 int key_mgmt_offload; 1505 1506 /** 1507 * user_mpm - MPM residency 1508 * 1509 * 0: MPM lives in driver. 1510 * 1: wpa_supplicant handles peering and station allocation. 1511 * 1512 * If AMPE or SAE is enabled, the MPM is always in userspace. 1513 */ 1514 int user_mpm; 1515 1516 /** 1517 * max_peer_links - Maximum number of peer links 1518 * 1519 * Maximum number of mesh peering currently maintained by the STA. 1520 */ 1521 int max_peer_links; 1522 1523 /** 1524 * cert_in_cb - Whether to include a peer certificate dump in events 1525 * 1526 * This controls whether peer certificates for authentication server and 1527 * its certificate chain are included in EAP peer certificate events. 1528 */ 1529 int cert_in_cb; 1530 1531 /** 1532 * mesh_max_inactivity - Timeout in seconds to detect STA inactivity 1533 * 1534 * This timeout value is used in mesh STA to clean up inactive stations. 1535 * By default: 300 seconds. 1536 */ 1537 int mesh_max_inactivity; 1538 1539 /** 1540 * mesh_fwding - Mesh network layer-2 forwarding (dot11MeshForwarding) 1541 * 1542 * This controls whether to enable layer-2 forwarding. 1543 * By default: 1: enabled 1544 */ 1545 int mesh_fwding; 1546 1547 /** 1548 * dot11RSNASAERetransPeriod - Timeout to retransmit SAE Auth frame 1549 * 1550 * This timeout value is used in mesh STA to retransmit 1551 * SAE Authentication frame. 1552 * By default: 1000 milliseconds. 1553 */ 1554 int dot11RSNASAERetransPeriod; 1555 1556 /** 1557 * passive_scan - Whether to force passive scan for network connection 1558 * 1559 * This parameter can be used to force only passive scanning to be used 1560 * for network connection cases. It should be noted that this will slow 1561 * down scan operations and reduce likelihood of finding the AP. In 1562 * addition, some use cases will override this due to functional 1563 * requirements, e.g., for finding an AP that uses hidden SSID 1564 * (scan_ssid=1) or P2P device discovery. 1565 */ 1566 int passive_scan; 1567 1568 /** 1569 * reassoc_same_bss_optim - Whether to optimize reassoc-to-same-BSS 1570 */ 1571 int reassoc_same_bss_optim; 1572 1573 /** 1574 * wps_priority - Priority for the networks added through WPS 1575 * 1576 * This priority value will be set to each network profile that is added 1577 * by executing the WPS protocol. 1578 */ 1579 int wps_priority; 1580 1581 /** 1582 * fst_group_id - FST group ID 1583 */ 1584 char *fst_group_id; 1585 1586 /** 1587 * fst_priority - priority of the interface within the FST group 1588 */ 1589 int fst_priority; 1590 1591 /** 1592 * fst_llt - default FST LLT (Link-Lost Timeout) to be used for the 1593 * interface. 1594 */ 1595 int fst_llt; 1596 1597 /** 1598 * wpa_rsc_relaxation - RSC relaxation on GTK installation 1599 * 1600 * Values: 1601 * 0 - use the EAPOL-Key RSC value on GTK installation 1602 * 1 - use the null RSC if a bogus RSC value is detected in message 3 1603 * of 4-Way Handshake or message 1 of Group Key Handshake. 1604 */ 1605 int wpa_rsc_relaxation; 1606 1607 /** 1608 * sched_scan_plans - Scan plans for scheduled scan 1609 * 1610 * Each scan plan specifies the interval between scans and the number of 1611 * iterations. The last scan plan only specifies the scan interval and 1612 * will be run infinitely. 1613 * 1614 * format: <interval:iterations> <interval2:iterations2> ... <interval> 1615 */ 1616 char *sched_scan_plans; 1617 1618 #ifdef CONFIG_MBO 1619 /** 1620 * non_pref_chan - Non-preferred channels list, separated by spaces. 1621 * 1622 * format: op_class:chan:preference:reason<:detail> 1623 * Detail is optional. 1624 */ 1625 char *non_pref_chan; 1626 1627 /** 1628 * mbo_cell_capa - Cellular capabilities for MBO 1629 */ 1630 enum mbo_cellular_capa mbo_cell_capa; 1631 1632 /** 1633 * disassoc_imminent_rssi_threshold - RSSI threshold of candidate AP 1634 * when disassociation imminent is set. 1635 */ 1636 int disassoc_imminent_rssi_threshold; 1637 1638 /** 1639 * oce - Enable OCE in STA and/or STA-CFON mode 1640 * - Set BIT(0) to enable OCE in non-AP STA mode 1641 * - Set BIT(1) to enable OCE in STA-CFON mode 1642 */ 1643 unsigned int oce; 1644 #endif /* CONFIG_MBO */ 1645 1646 /** 1647 * gas_address3 - GAS Address3 field behavior 1648 * 1649 * Values: 1650 * 0 - P2P specification (Address3 = AP BSSID) 1651 * 1 = IEEE 802.11 standard compliant (Address3 = Wildcard BSSID when 1652 * sent to not-associated AP; if associated, AP BSSID) 1653 */ 1654 int gas_address3; 1655 1656 /** 1657 * ftm_responder - Publish FTM (fine timing measurement) 1658 * responder functionality 1659 * 1660 * Values: 1661 * 0 - do not publish FTM responder functionality (Default) 1662 * 1 - publish FTM responder functionality in 1663 * bit 70 of Extended Capabilities element 1664 * Note, actual FTM responder operation is managed outside 1665 * wpa_supplicant. 1666 */ 1667 int ftm_responder; 1668 1669 /** 1670 * ftm_initiator - Publish FTM (fine timing measurement) 1671 * initiator functionality 1672 * 1673 * Values: 1674 * 0 - do not publish FTM initiator functionality (Default) 1675 * 1 - publish FTM initiator functionality in 1676 * bit 71 of Extended Capabilities element 1677 * Note, actual FTM initiator operation is managed outside 1678 * wpa_supplicant. 1679 */ 1680 int ftm_initiator; 1681 1682 /** 1683 * gas_rand_addr_lifetime - Lifetime of random MAC address for ANQP in 1684 * seconds 1685 */ 1686 unsigned int gas_rand_addr_lifetime; 1687 1688 /** 1689 * gas_rand_mac_addr - GAS MAC address policy 1690 * 1691 * 0 = use permanent MAC address 1692 * 1 = use random MAC address 1693 * 2 = like 1, but maintain OUI (with local admin bit set) 1694 */ 1695 enum wpas_mac_addr_style gas_rand_mac_addr; 1696 1697 /** 1698 * dpp_config_processing - How to process DPP configuration 1699 * 1700 * 0 = report received configuration to an external program for 1701 * processing; do not generate any network profile internally 1702 * 1 = report received configuration to an external program and generate 1703 * a network profile internally, but do not automatically connect 1704 * to the created (disabled) profile; the network profile id is 1705 * reported to external programs 1706 * 2 = report received configuration to an external program, generate 1707 * a network profile internally, try to connect to the created 1708 * profile automatically 1709 */ 1710 int dpp_config_processing; 1711 1712 /** 1713 * dpp_name - Name for Enrollee's DPP Configuration Request 1714 */ 1715 char *dpp_name; 1716 1717 /** 1718 * dpp_mud_url - MUD URL for Enrollee's DPP Configuration Request 1719 */ 1720 char *dpp_mud_url; 1721 1722 /** 1723 * dpp_extra_conf_req_name - JSON node name of additional data for 1724 * Enrollee's DPP Configuration Request 1725 */ 1726 char *dpp_extra_conf_req_name; 1727 1728 /** 1729 * dpp_extra_conf_req_value - JSON node data of additional data for 1730 * Enrollee's DPP Configuration Request 1731 */ 1732 char *dpp_extra_conf_req_value; 1733 1734 /* dpp_connector_privacy_default - Default valur for Connector privacy 1735 * 1736 * This value is used as the default for the dpp_connector_privacy 1737 * network parameter for all new networks provisioned using DPP. 1738 */ 1739 int dpp_connector_privacy_default; 1740 1741 /** 1742 * coloc_intf_reporting - Colocated interference reporting 1743 * 1744 * dot11CoLocIntfReportingActivated 1745 * 0 = disabled (false) 1746 * 1 = enabled (true) 1747 */ 1748 int coloc_intf_reporting; 1749 1750 /** 1751 * p2p_device_random_mac_addr - P2P Device MAC address policy default 1752 * 1753 * 0 = use permanent MAC address (the one set by default by the device 1754 * driver). Notice that, if the device driver is configured to 1755 * always use random MAC addresses, this flag breaks reinvoking a 1756 * persistent group, so flags 1 or 2 should be used instead with 1757 * such drivers if persistent groups are used. 1758 * 1 = use random MAC address on creating the interface if there is no 1759 * persistent group. Besides, if a persistent group is created, 1760 * p2p_device_persistent_mac_addr is set to the MAC address of the 1761 * P2P Device interface, so that this address will be subsequently 1762 * used to change the MAC address of the P2P Device interface. With 1763 * no persistent group, the random MAC address is created by 1764 * wpa_supplicant, changing the one set by the device driver. 1765 * The device driver shall support SIOCGIFFLAGS/SIOCSIFFLAGS ioctl 1766 * interface control operations. 1767 * 2 = this flag should be used when the device driver uses random MAC 1768 * addresses by default when a P2P Device interface is created. 1769 * If p2p_device_persistent_mac_addr is set, use this MAC address 1770 * on creating the P2P Device interface. If not set, use the 1771 * default method adopted by the device driver (e.g., random MAC 1772 * address). Besides, if a persistent group is created, 1773 * p2p_device_persistent_mac_addr is set to the MAC address of the 1774 * P2P Device interface, so that this address will be subsequently 1775 * used in place of the default address set by the device driver. 1776 * (This option does not need support of SIOCGIFFLAGS/SIOCSIFFLAGS 1777 * ioctl interface control operations and uses NL80211_ATTR_MAC). 1778 * 1779 * By default, permanent MAC address is used. 1780 */ 1781 int p2p_device_random_mac_addr; 1782 1783 /** 1784 * p2p_device_persistent_mac_addr - Record last used MAC address 1785 * 1786 * If there are saved persistent groups, P2P cannot generate another 1787 * random MAC address, and need to restore to last used MAC address. 1788 */ 1789 u8 p2p_device_persistent_mac_addr[ETH_ALEN]; 1790 1791 /** 1792 * p2p_interface_random_mac_addr - P2P Interface MAC address policy default 1793 * 1794 * 0 = use permanent MAC address 1795 * 1 = use random MAC address on creating the interface. 1796 * 1797 * By default, permanent MAC address is used. 1798 */ 1799 int p2p_interface_random_mac_addr; 1800 1801 /** 1802 * disable_btm - Disable BSS transition management in STA 1803 * - Set to 0 to enable BSS transition management 1804 * - Set to 1 to disable BSS transition management 1805 * 1806 * By default BSS transition management is enabled 1807 */ 1808 int disable_btm; 1809 1810 /** 1811 * extended_key_id - Extended Key ID support 1812 * 1813 * IEEE Std 802.11-2016 optionally allows to use Key ID 0 and 1 for PTK 1814 * keys with Extended Key ID. 1815 * 1816 * 0 = don't use Extended Key ID 1817 * 1 = use Extended Key ID when possible 1818 */ 1819 int extended_key_id; 1820 1821 /** 1822 * wowlan_disconnect_on_deinit - Trigger disconnect on wpa_supplicant 1823 * interface deinit even if the driver has enabled WoWLAN. 1824 * 1825 * 0 = Do not disconnect 1826 * 1 = Trigger disconnection 1827 */ 1828 int wowlan_disconnect_on_deinit; 1829 1830 /** 1831 * rsn_overriding - RSN overriding (default behavior) 1832 */ 1833 enum wpas_rsn_overriding rsn_overriding; 1834 1835 #ifdef CONFIG_PASN 1836 /** 1837 * pasn_groups - Preference list of enabled groups for PASN 1838 * 1839 * As per IEEE Std 802.11-2024, 12.13.1, both STAs must have at least 1840 * one cyclic group in common from the dot11RSNAConfigDLCGroupTable for 1841 * ephemeral key exchange. For interoperability, a STA shall support 1842 * group 19 (ECC group defined over a 256-bit prime order field), which 1843 * is used as the default if this parameter is not set. Only suitable 1844 * ECC groups (e.g., 19, 20, 21) are accepted. 1845 * 1846 * If a per-network parameter is configured, it is used. If not, this 1847 * global parameter is used. If neither is set, group 19 is used. 1848 */ 1849 int *pasn_groups; 1850 1851 #ifdef CONFIG_TESTING_OPTIONS 1852 /* 1853 * Normally, KDK should be derived if and only if both sides support 1854 * secure LTF. Allow forcing KDK derivation for testing purposes. 1855 */ 1856 int force_kdk_derivation; 1857 1858 /* If set, corrupt the MIC in the 3rd Authentication frame of PASN */ 1859 int pasn_corrupt_mic; 1860 1861 #endif /* CONFIG_TESTING_OPTIONS */ 1862 #endif /* CONFIG_PASN*/ 1863 1864 #ifdef CONFIG_TESTING_OPTIONS 1865 enum { 1866 MLD_CONNECT_BAND_PREF_AUTO = 0, 1867 MLD_CONNECT_BAND_PREF_2GHZ = 1, 1868 MLD_CONNECT_BAND_PREF_5GHZ = 2, 1869 MLD_CONNECT_BAND_PREF_6GHZ = 3, 1870 MLD_CONNECT_BAND_PREF_MAX = 4, 1871 } mld_connect_band_pref; 1872 1873 u8 mld_connect_bssid_pref[ETH_ALEN]; 1874 #endif /* CONFIG_TESTING_OPTIONS */ 1875 1876 int mld_force_single_link; 1877 1878 /* Cipher version type */ 1879 int dik_cipher; 1880 1881 /* DevIK */ 1882 struct wpabuf *dik; 1883 1884 /** 1885 * identity - P2P2 peer device identities 1886 * 1887 * This is the head for the list of all the paired devices. 1888 */ 1889 struct wpa_dev_ik *identity; 1890 1891 /** 1892 * twt_requester - Whether TWT Requester Support is enabled 1893 * 1894 * This is for setting the bit 77 of the Extended Capabilities element. 1895 */ 1896 bool twt_requester; 1897 1898 /** 1899 * wfa_gen_capa: Whether to indicate Wi-Fi generational capability to 1900 * the AP 1901 * 1902 * 0 = do not indicate (default) 1903 * 1 = indicate in protected Action frame 1904 * 2 = indicate in unprotected (Re)Association Request frame 1905 */ 1906 enum { 1907 WFA_GEN_CAPA_DISABLED = 0, 1908 WFA_GEN_CAPA_PROTECTED = 1, 1909 WFA_GEN_CAPA_UNPROTECTED = 2, 1910 } wfa_gen_capa; 1911 1912 /** 1913 * wfa_gen_capa_supp: Supported Generations (hexdump of a bit field) 1914 * 1915 * A bit field of supported Wi-Fi generations. This is encoded as an 1916 * little endian octt string. 1917 * bit 0: Wi-Fi 4 1918 * bit 1: Wi-Fi 5 1919 * bit 2: Wi-Fi 6 1920 * bit 3: Wi-Fi 7 1921 */ 1922 struct wpabuf *wfa_gen_capa_supp; 1923 1924 /** 1925 * disable_op_classes_80_80_mhz - Disable advertisement of 80+80 MHz 1926 * channel capabilities in the Supported Operating Classes element 1927 * 1928 * By default, %wpa_supplicant tries to advertise 80+80 MHz channel 1929 * capabilities in the Supported Operating Classes element if the driver 1930 * supports this. 1931 */ 1932 bool disable_op_classes_80_80_mhz; 1933 1934 /* Indicates the types of PASN supported for Proximity Ranging */ 1935 int pr_pasn_type; 1936 1937 /* Indicates the preferred Proximity Ranging Role 1938 * 0: Prefer ranging initiator role (default) 1939 * 1: Prefer ranging responder role 1940 */ 1941 int pr_preferred_role; 1942 }; 1943 1944 1945 /* Prototypes for common functions from config.c */ 1946 1947 void wpa_config_free(struct wpa_config *ssid); 1948 void wpa_config_free_ssid(struct wpa_ssid *ssid); 1949 void wpa_config_foreach_network(struct wpa_config *config, 1950 void (*func)(void *, struct wpa_ssid *), 1951 void *arg); 1952 struct wpa_ssid * wpa_config_get_network(struct wpa_config *config, int id); 1953 struct wpa_ssid * wpa_config_get_network_with_dik_id(struct wpa_config *config, 1954 int dik_id); 1955 struct wpa_ssid * wpa_config_add_network(struct wpa_config *config); 1956 int wpa_config_remove_network(struct wpa_config *config, int id); 1957 void wpa_config_set_network_defaults(struct wpa_ssid *ssid); 1958 int wpa_config_set(struct wpa_ssid *ssid, const char *var, const char *value, 1959 int line); 1960 int wpa_config_set_quoted(struct wpa_ssid *ssid, const char *var, 1961 const char *value); 1962 int wpa_config_dump_values(struct wpa_config *config, char *buf, 1963 size_t buflen); 1964 int wpa_config_get_value(const char *name, struct wpa_config *config, 1965 char *buf, size_t buflen); 1966 1967 char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys); 1968 char * wpa_config_get(struct wpa_ssid *ssid, const char *var); 1969 char * wpa_config_get_no_key(struct wpa_ssid *ssid, const char *var); 1970 void wpa_config_update_psk(struct wpa_ssid *ssid); 1971 int wpa_config_add_prio_network(struct wpa_config *config, 1972 struct wpa_ssid *ssid); 1973 int wpa_config_update_prio_list(struct wpa_config *config); 1974 const struct wpa_config_blob * wpa_config_get_blob(struct wpa_config *config, 1975 const char *name); 1976 void wpa_config_set_blob(struct wpa_config *config, 1977 struct wpa_config_blob *blob); 1978 void wpa_config_free_blob(struct wpa_config_blob *blob); 1979 int wpa_config_remove_blob(struct wpa_config *config, const char *name); 1980 void wpa_config_flush_blobs(struct wpa_config *config); 1981 1982 struct wpa_cred * wpa_config_get_cred(struct wpa_config *config, int id); 1983 struct wpa_cred * wpa_config_add_cred(struct wpa_config *config); 1984 int wpa_config_remove_cred(struct wpa_config *config, int id); 1985 void wpa_config_free_cred(struct wpa_cred *cred); 1986 int wpa_config_set_cred(struct wpa_cred *cred, const char *var, 1987 const char *value, int line); 1988 char * wpa_config_get_cred_no_key(struct wpa_cred *cred, const char *var); 1989 1990 int wpa_config_set_identity(struct wpa_dev_ik *identity, const char *var, 1991 const char *value, int line); 1992 void wpa_config_free_identity(struct wpa_dev_ik *identity); 1993 struct wpa_dev_ik * wpa_config_add_identity(struct wpa_config *config); 1994 int wpa_config_remove_identity(struct wpa_config *config, int id); 1995 1996 struct wpa_config * wpa_config_alloc_empty(const char *ctrl_interface, 1997 const char *driver_param); 1998 #ifndef CONFIG_NO_STDOUT_DEBUG 1999 void wpa_config_debug_dump_networks(struct wpa_config *config); 2000 #else /* CONFIG_NO_STDOUT_DEBUG */ 2001 #define wpa_config_debug_dump_networks(c) do { } while (0) 2002 #endif /* CONFIG_NO_STDOUT_DEBUG */ 2003 2004 2005 /* Prototypes for common functions from config.c */ 2006 int wpa_config_process_global(struct wpa_config *config, char *pos, int line, 2007 bool show_details); 2008 2009 int wpa_config_get_num_global_field_names(void); 2010 2011 const char * wpa_config_get_global_field_name(unsigned int i, int *no_var); 2012 2013 /* Prototypes for backend specific functions from the selected config_*.c */ 2014 2015 /** 2016 * wpa_config_read - Read and parse configuration database 2017 * @name: Name of the configuration (e.g., path and file name for the 2018 * configuration file) 2019 * @cfgp: Pointer to previously allocated configuration data or %NULL if none 2020 * @ro: Whether to mark networks from this configuration as read-only 2021 * @show_details: Whether to show parsing errors and other details in debug log 2022 * Returns: Pointer to allocated configuration data or %NULL on failure 2023 * 2024 * This function reads configuration data, parses its contents, and allocates 2025 * data structures needed for storing configuration information. The allocated 2026 * data can be freed with wpa_config_free(). 2027 * 2028 * Each configuration backend needs to implement this function. 2029 */ 2030 struct wpa_config * wpa_config_read(const char *name, struct wpa_config *cfgp, 2031 bool ro, bool show_details); 2032 2033 /** 2034 * wpa_config_write - Write or update configuration data 2035 * @name: Name of the configuration (e.g., path and file name for the 2036 * configuration file) 2037 * @config: Configuration data from wpa_config_read() 2038 * Returns: 0 on success, -1 on failure 2039 * 2040 * This function write all configuration data into an external database (e.g., 2041 * a text file) in a format that can be read with wpa_config_read(). This can 2042 * be used to allow wpa_supplicant to update its configuration, e.g., when a 2043 * new network is added or a password is changed. 2044 * 2045 * Each configuration backend needs to implement this function. 2046 */ 2047 int wpa_config_write(const char *name, struct wpa_config *config); 2048 2049 #endif /* CONFIG_H */ 2050