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_FAST_REAUTH 1 19 #define DEFAULT_P2P_GO_INTENT 7 20 #define DEFAULT_P2P_INTRA_BSS 1 21 #define DEFAULT_P2P_GO_MAX_INACTIVITY (5 * 60) 22 #define DEFAULT_BSS_MAX_COUNT 200 23 #define DEFAULT_BSS_EXPIRATION_AGE 180 24 #define DEFAULT_BSS_EXPIRATION_SCAN_COUNT 2 25 #define DEFAULT_MAX_NUM_STA 128 26 #define DEFAULT_ACCESS_NETWORK_TYPE 15 27 #define DEFAULT_SCAN_CUR_FREQ 0 28 29 #include "config_ssid.h" 30 #include "wps/wps.h" 31 #include "common/ieee802_11_common.h" 32 33 34 struct wpa_cred { 35 /** 36 * next - Next credential in the list 37 * 38 * This pointer can be used to iterate over all credentials. The head 39 * of this list is stored in the cred field of struct wpa_config. 40 */ 41 struct wpa_cred *next; 42 43 /** 44 * id - Unique id for the credential 45 * 46 * This identifier is used as a unique identifier for each credential 47 * block when using the control interface. Each credential is allocated 48 * an id when it is being created, either when reading the 49 * configuration file or when a new credential is added through the 50 * control interface. 51 */ 52 int id; 53 54 /** 55 * temporary - Whether this credential is temporary and not to be saved 56 */ 57 int temporary; 58 59 /** 60 * priority - Priority group 61 * 62 * By default, all networks and credentials get the same priority group 63 * (0). This field can be used to give higher priority for credentials 64 * (and similarly in struct wpa_ssid for network blocks) to change the 65 * Interworking automatic networking selection behavior. The matching 66 * network (based on either an enabled network block or a credential) 67 * with the highest priority value will be selected. 68 */ 69 int priority; 70 71 /** 72 * pcsc - Use PC/SC and SIM/USIM card 73 */ 74 int pcsc; 75 76 /** 77 * realm - Home Realm for Interworking 78 */ 79 char *realm; 80 81 /** 82 * username - Username for Interworking network selection 83 */ 84 char *username; 85 86 /** 87 * password - Password for Interworking network selection 88 */ 89 char *password; 90 91 /** 92 * ext_password - Whether password is a name for external storage 93 */ 94 int ext_password; 95 96 /** 97 * ca_cert - CA certificate for Interworking network selection 98 */ 99 char *ca_cert; 100 101 /** 102 * client_cert - File path to client certificate file (PEM/DER) 103 * 104 * This field is used with Interworking networking selection for a case 105 * where client certificate/private key is used for authentication 106 * (EAP-TLS). Full path to the file should be used since working 107 * directory may change when wpa_supplicant is run in the background. 108 * 109 * Alternatively, a named configuration blob can be used by setting 110 * this to blob://blob_name. 111 */ 112 char *client_cert; 113 114 /** 115 * private_key - File path to client private key file (PEM/DER/PFX) 116 * 117 * When PKCS#12/PFX file (.p12/.pfx) is used, client_cert should be 118 * commented out. Both the private key and certificate will be read 119 * from the PKCS#12 file in this case. Full path to the file should be 120 * used since working directory may change when wpa_supplicant is run 121 * in the background. 122 * 123 * Windows certificate store can be used by leaving client_cert out and 124 * configuring private_key in one of the following formats: 125 * 126 * cert://substring_to_match 127 * 128 * hash://certificate_thumbprint_in_hex 129 * 130 * For example: private_key="hash://63093aa9c47f56ae88334c7b65a4" 131 * 132 * Note that when running wpa_supplicant as an application, the user 133 * certificate store (My user account) is used, whereas computer store 134 * (Computer account) is used when running wpasvc as a service. 135 * 136 * Alternatively, a named configuration blob can be used by setting 137 * this to blob://blob_name. 138 */ 139 char *private_key; 140 141 /** 142 * private_key_passwd - Password for private key file 143 */ 144 char *private_key_passwd; 145 146 /** 147 * imsi - IMSI in <MCC> | <MNC> | '-' | <MSIN> format 148 */ 149 char *imsi; 150 151 /** 152 * milenage - Milenage parameters for SIM/USIM simulator in 153 * <Ki>:<OPc>:<SQN> format 154 */ 155 char *milenage; 156 157 /** 158 * domain_suffix_match - Constraint for server domain name 159 * 160 * If set, this FQDN is used as a suffix match requirement for the AAA 161 * server certificate in SubjectAltName dNSName element(s). If a 162 * matching dNSName is found, this constraint is met. If no dNSName 163 * values are present, this constraint is matched against SubjetName CN 164 * using same suffix match comparison. Suffix match here means that the 165 * host/domain name is compared one label at a time starting from the 166 * top-level domain and all the labels in @domain_suffix_match shall be 167 * included in the certificate. The certificate may include additional 168 * sub-level labels in addition to the required labels. 169 * 170 * For example, domain_suffix_match=example.com would match 171 * test.example.com but would not match test-example.com. 172 */ 173 char *domain_suffix_match; 174 175 /** 176 * domain - Home service provider FQDN(s) 177 * 178 * This is used to compare against the Domain Name List to figure out 179 * whether the AP is operated by the Home SP. Multiple domain entries 180 * can be used to configure alternative FQDNs that will be considered 181 * home networks. 182 */ 183 char **domain; 184 185 /** 186 * num_domain - Number of FQDNs in the domain array 187 */ 188 size_t num_domain; 189 190 /** 191 * roaming_consortium - Roaming Consortium OI 192 * 193 * If roaming_consortium_len is non-zero, this field contains the 194 * Roaming Consortium OI that can be used to determine which access 195 * points support authentication with this credential. This is an 196 * alternative to the use of the realm parameter. When using Roaming 197 * Consortium to match the network, the EAP parameters need to be 198 * pre-configured with the credential since the NAI Realm information 199 * may not be available or fetched. 200 */ 201 u8 roaming_consortium[15]; 202 203 /** 204 * roaming_consortium_len - Length of roaming_consortium 205 */ 206 size_t roaming_consortium_len; 207 208 u8 required_roaming_consortium[15]; 209 size_t required_roaming_consortium_len; 210 211 /** 212 * eap_method - EAP method to use 213 * 214 * Pre-configured EAP method to use with this credential or %NULL to 215 * indicate no EAP method is selected, i.e., the method will be 216 * selected automatically based on ANQP information. 217 */ 218 struct eap_method_type *eap_method; 219 220 /** 221 * phase1 - Phase 1 (outer authentication) parameters 222 * 223 * Pre-configured EAP parameters or %NULL. 224 */ 225 char *phase1; 226 227 /** 228 * phase2 - Phase 2 (inner authentication) parameters 229 * 230 * Pre-configured EAP parameters or %NULL. 231 */ 232 char *phase2; 233 234 struct excluded_ssid { 235 u8 ssid[MAX_SSID_LEN]; 236 size_t ssid_len; 237 } *excluded_ssid; 238 size_t num_excluded_ssid; 239 }; 240 241 242 #define CFG_CHANGED_DEVICE_NAME BIT(0) 243 #define CFG_CHANGED_CONFIG_METHODS BIT(1) 244 #define CFG_CHANGED_DEVICE_TYPE BIT(2) 245 #define CFG_CHANGED_OS_VERSION BIT(3) 246 #define CFG_CHANGED_UUID BIT(4) 247 #define CFG_CHANGED_COUNTRY BIT(5) 248 #define CFG_CHANGED_SEC_DEVICE_TYPE BIT(6) 249 #define CFG_CHANGED_P2P_SSID_POSTFIX BIT(7) 250 #define CFG_CHANGED_WPS_STRING BIT(8) 251 #define CFG_CHANGED_P2P_INTRA_BSS BIT(9) 252 #define CFG_CHANGED_VENDOR_EXTENSION BIT(10) 253 #define CFG_CHANGED_P2P_LISTEN_CHANNEL BIT(11) 254 #define CFG_CHANGED_P2P_OPER_CHANNEL BIT(12) 255 #define CFG_CHANGED_P2P_PREF_CHAN BIT(13) 256 #define CFG_CHANGED_EXT_PW_BACKEND BIT(14) 257 #define CFG_CHANGED_NFC_PASSWORD_TOKEN BIT(15) 258 259 /** 260 * struct wpa_config - wpa_supplicant configuration data 261 * 262 * This data structure is presents the per-interface (radio) configuration 263 * data. In many cases, there is only one struct wpa_config instance, but if 264 * more than one network interface is being controlled, one instance is used 265 * for each. 266 */ 267 struct wpa_config { 268 /** 269 * ssid - Head of the global network list 270 * 271 * This is the head for the list of all the configured networks. 272 */ 273 struct wpa_ssid *ssid; 274 275 /** 276 * pssid - Per-priority network lists (in priority order) 277 */ 278 struct wpa_ssid **pssid; 279 280 /** 281 * num_prio - Number of different priorities used in the pssid lists 282 * 283 * This indicates how many per-priority network lists are included in 284 * pssid. 285 */ 286 int num_prio; 287 288 /** 289 * cred - Head of the credential list 290 * 291 * This is the head for the list of all the configured credentials. 292 */ 293 struct wpa_cred *cred; 294 295 /** 296 * eapol_version - IEEE 802.1X/EAPOL version number 297 * 298 * wpa_supplicant is implemented based on IEEE Std 802.1X-2004 which 299 * defines EAPOL version 2. However, there are many APs that do not 300 * handle the new version number correctly (they seem to drop the 301 * frames completely). In order to make wpa_supplicant interoperate 302 * with these APs, the version number is set to 1 by default. This 303 * configuration value can be used to set it to the new version (2). 304 */ 305 int eapol_version; 306 307 /** 308 * ap_scan - AP scanning/selection 309 * 310 * By default, wpa_supplicant requests driver to perform AP 311 * scanning and then uses the scan results to select a 312 * suitable AP. Another alternative is to allow the driver to 313 * take care of AP scanning and selection and use 314 * wpa_supplicant just to process EAPOL frames based on IEEE 315 * 802.11 association information from the driver. 316 * 317 * 1: wpa_supplicant initiates scanning and AP selection (default). 318 * 319 * 0: Driver takes care of scanning, AP selection, and IEEE 802.11 320 * association parameters (e.g., WPA IE generation); this mode can 321 * also be used with non-WPA drivers when using IEEE 802.1X mode; 322 * do not try to associate with APs (i.e., external program needs 323 * to control association). This mode must also be used when using 324 * wired Ethernet drivers. 325 * 326 * 2: like 0, but associate with APs using security policy and SSID 327 * (but not BSSID); this can be used, e.g., with ndiswrapper and NDIS 328 * drivers to enable operation with hidden SSIDs and optimized roaming; 329 * in this mode, the network blocks in the configuration are tried 330 * one by one until the driver reports successful association; each 331 * network block should have explicit security policy (i.e., only one 332 * option in the lists) for key_mgmt, pairwise, group, proto variables. 333 */ 334 int ap_scan; 335 336 /** 337 * bgscan - Background scan and roaming parameters or %NULL if none 338 * 339 * This is an optional set of parameters for background scanning and 340 * roaming within a network (ESS). For more detailed information see 341 * ssid block documentation. 342 * 343 * The variable defines default bgscan behavior for all BSS station 344 * networks except for those which have their own bgscan configuration. 345 */ 346 char *bgscan; 347 348 /** 349 * disable_scan_offload - Disable automatic offloading of scan requests 350 * 351 * By default, %wpa_supplicant tries to offload scanning if the driver 352 * indicates support for this (sched_scan). This configuration 353 * parameter can be used to disable this offloading mechanism. 354 */ 355 int disable_scan_offload; 356 357 /** 358 * ctrl_interface - Parameters for the control interface 359 * 360 * If this is specified, %wpa_supplicant will open a control interface 361 * that is available for external programs to manage %wpa_supplicant. 362 * The meaning of this string depends on which control interface 363 * mechanism is used. For all cases, the existence of this parameter 364 * in configuration is used to determine whether the control interface 365 * is enabled. 366 * 367 * For UNIX domain sockets (default on Linux and BSD): This is a 368 * directory that will be created for UNIX domain sockets for listening 369 * to requests from external programs (CLI/GUI, etc.) for status 370 * information and configuration. The socket file will be named based 371 * on the interface name, so multiple %wpa_supplicant processes can be 372 * run at the same time if more than one interface is used. 373 * /var/run/wpa_supplicant is the recommended directory for sockets and 374 * by default, wpa_cli will use it when trying to connect with 375 * %wpa_supplicant. 376 * 377 * Access control for the control interface can be configured 378 * by setting the directory to allow only members of a group 379 * to use sockets. This way, it is possible to run 380 * %wpa_supplicant as root (since it needs to change network 381 * configuration and open raw sockets) and still allow GUI/CLI 382 * components to be run as non-root users. However, since the 383 * control interface can be used to change the network 384 * configuration, this access needs to be protected in many 385 * cases. By default, %wpa_supplicant is configured to use gid 386 * 0 (root). If you want to allow non-root users to use the 387 * control interface, add a new group and change this value to 388 * match with that group. Add users that should have control 389 * interface access to this group. 390 * 391 * When configuring both the directory and group, use following format: 392 * DIR=/var/run/wpa_supplicant GROUP=wheel 393 * DIR=/var/run/wpa_supplicant GROUP=0 394 * (group can be either group name or gid) 395 * 396 * For UDP connections (default on Windows): The value will be ignored. 397 * This variable is just used to select that the control interface is 398 * to be created. The value can be set to, e.g., udp 399 * (ctrl_interface=udp). 400 * 401 * For Windows Named Pipe: This value can be used to set the security 402 * descriptor for controlling access to the control interface. Security 403 * descriptor can be set using Security Descriptor String Format (see 404 * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/secauthz/security/security_descriptor_string_format.asp). 405 * The descriptor string needs to be prefixed with SDDL=. For example, 406 * ctrl_interface=SDDL=D: would set an empty DACL (which will reject 407 * all connections). 408 */ 409 char *ctrl_interface; 410 411 /** 412 * ctrl_interface_group - Control interface group (DEPRECATED) 413 * 414 * This variable is only used for backwards compatibility. Group for 415 * UNIX domain sockets should now be specified using GROUP=group in 416 * ctrl_interface variable. 417 */ 418 char *ctrl_interface_group; 419 420 /** 421 * fast_reauth - EAP fast re-authentication (session resumption) 422 * 423 * By default, fast re-authentication is enabled for all EAP methods 424 * that support it. This variable can be used to disable fast 425 * re-authentication (by setting fast_reauth=0). Normally, there is no 426 * need to disable fast re-authentication. 427 */ 428 int fast_reauth; 429 430 /** 431 * opensc_engine_path - Path to the OpenSSL engine for opensc 432 * 433 * This is an OpenSSL specific configuration option for loading OpenSC 434 * engine (engine_opensc.so); if %NULL, this engine is not loaded. 435 */ 436 char *opensc_engine_path; 437 438 /** 439 * pkcs11_engine_path - Path to the OpenSSL engine for PKCS#11 440 * 441 * This is an OpenSSL specific configuration option for loading PKCS#11 442 * engine (engine_pkcs11.so); if %NULL, this engine is not loaded. 443 */ 444 char *pkcs11_engine_path; 445 446 /** 447 * pkcs11_module_path - Path to the OpenSSL OpenSC/PKCS#11 module 448 * 449 * This is an OpenSSL specific configuration option for configuring 450 * path to OpenSC/PKCS#11 engine (opensc-pkcs11.so); if %NULL, this 451 * module is not loaded. 452 */ 453 char *pkcs11_module_path; 454 455 /** 456 * pcsc_reader - PC/SC reader name prefix 457 * 458 * If not %NULL, PC/SC reader with a name that matches this prefix is 459 * initialized for SIM/USIM access. Empty string can be used to match 460 * the first available reader. 461 */ 462 char *pcsc_reader; 463 464 /** 465 * pcsc_pin - PIN for USIM, GSM SIM, and smartcards 466 * 467 * This field is used to configure PIN for SIM/USIM for EAP-SIM and 468 * EAP-AKA. If left out, this will be asked through control interface. 469 */ 470 char *pcsc_pin; 471 472 /** 473 * external_sim - Use external processing for SIM/USIM operations 474 */ 475 int external_sim; 476 477 /** 478 * driver_param - Driver interface parameters 479 * 480 * This text string is passed to the selected driver interface with the 481 * optional struct wpa_driver_ops::set_param() handler. This can be 482 * used to configure driver specific options without having to add new 483 * driver interface functionality. 484 */ 485 char *driver_param; 486 487 /** 488 * dot11RSNAConfigPMKLifetime - Maximum lifetime of a PMK 489 * 490 * dot11 MIB variable for the maximum lifetime of a PMK in the PMK 491 * cache (unit: seconds). 492 */ 493 unsigned int dot11RSNAConfigPMKLifetime; 494 495 /** 496 * dot11RSNAConfigPMKReauthThreshold - PMK re-authentication threshold 497 * 498 * dot11 MIB variable for the percentage of the PMK lifetime 499 * that should expire before an IEEE 802.1X reauthentication occurs. 500 */ 501 unsigned int dot11RSNAConfigPMKReauthThreshold; 502 503 /** 504 * dot11RSNAConfigSATimeout - Security association timeout 505 * 506 * dot11 MIB variable for the maximum time a security association 507 * shall take to set up (unit: seconds). 508 */ 509 unsigned int dot11RSNAConfigSATimeout; 510 511 /** 512 * update_config - Is wpa_supplicant allowed to update configuration 513 * 514 * This variable control whether wpa_supplicant is allow to re-write 515 * its configuration with wpa_config_write(). If this is zero, 516 * configuration data is only changed in memory and the external data 517 * is not overriden. If this is non-zero, wpa_supplicant will update 518 * the configuration data (e.g., a file) whenever configuration is 519 * changed. This update may replace the old configuration which can 520 * remove comments from it in case of a text file configuration. 521 */ 522 int update_config; 523 524 /** 525 * blobs - Configuration blobs 526 */ 527 struct wpa_config_blob *blobs; 528 529 /** 530 * uuid - Universally Unique IDentifier (UUID; see RFC 4122) for WPS 531 */ 532 u8 uuid[16]; 533 534 /** 535 * device_name - Device Name (WPS) 536 * User-friendly description of device; up to 32 octets encoded in 537 * UTF-8 538 */ 539 char *device_name; 540 541 /** 542 * manufacturer - Manufacturer (WPS) 543 * The manufacturer of the device (up to 64 ASCII characters) 544 */ 545 char *manufacturer; 546 547 /** 548 * model_name - Model Name (WPS) 549 * Model of the device (up to 32 ASCII characters) 550 */ 551 char *model_name; 552 553 /** 554 * model_number - Model Number (WPS) 555 * Additional device description (up to 32 ASCII characters) 556 */ 557 char *model_number; 558 559 /** 560 * serial_number - Serial Number (WPS) 561 * Serial number of the device (up to 32 characters) 562 */ 563 char *serial_number; 564 565 /** 566 * device_type - Primary Device Type (WPS) 567 */ 568 u8 device_type[WPS_DEV_TYPE_LEN]; 569 570 /** 571 * config_methods - Config Methods 572 * 573 * This is a space-separated list of supported WPS configuration 574 * methods. For example, "label virtual_display virtual_push_button 575 * keypad". 576 * Available methods: usba ethernet label display ext_nfc_token 577 * int_nfc_token nfc_interface push_button keypad 578 * virtual_display physical_display 579 * virtual_push_button physical_push_button. 580 */ 581 char *config_methods; 582 583 /** 584 * os_version - OS Version (WPS) 585 * 4-octet operating system version number 586 */ 587 u8 os_version[4]; 588 589 /** 590 * country - Country code 591 * 592 * This is the ISO/IEC alpha2 country code for which we are operating 593 * in 594 */ 595 char country[2]; 596 597 /** 598 * wps_cred_processing - Credential processing 599 * 600 * 0 = process received credentials internally 601 * 1 = do not process received credentials; just pass them over 602 * ctrl_iface to external program(s) 603 * 2 = process received credentials internally and pass them over 604 * ctrl_iface to external program(s) 605 */ 606 int wps_cred_processing; 607 608 #define MAX_SEC_DEVICE_TYPES 5 609 /** 610 * sec_device_types - Secondary Device Types (P2P) 611 */ 612 u8 sec_device_type[MAX_SEC_DEVICE_TYPES][WPS_DEV_TYPE_LEN]; 613 int num_sec_device_types; 614 615 int p2p_listen_reg_class; 616 int p2p_listen_channel; 617 int p2p_oper_reg_class; 618 int p2p_oper_channel; 619 int p2p_go_intent; 620 char *p2p_ssid_postfix; 621 int persistent_reconnect; 622 int p2p_intra_bss; 623 unsigned int num_p2p_pref_chan; 624 struct p2p_channel *p2p_pref_chan; 625 struct wpa_freq_range_list p2p_no_go_freq; 626 int p2p_add_cli_chan; 627 int p2p_ignore_shared_freq; 628 629 struct wpabuf *wps_vendor_ext_m1; 630 631 #define MAX_WPS_VENDOR_EXT 10 632 /** 633 * wps_vendor_ext - Vendor extension attributes in WPS 634 */ 635 struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXT]; 636 637 /** 638 * p2p_group_idle - Maximum idle time in seconds for P2P group 639 * 640 * This value controls how long a P2P group is maintained after there 641 * is no other members in the group. As a GO, this means no associated 642 * stations in the group. As a P2P client, this means no GO seen in 643 * scan results. The maximum idle time is specified in seconds with 0 644 * indicating no time limit, i.e., the P2P group remains in active 645 * state indefinitely until explicitly removed. As a P2P client, the 646 * maximum idle time of P2P_MAX_CLIENT_IDLE seconds is enforced, i.e., 647 * this parameter is mainly meant for GO use and for P2P client, it can 648 * only be used to reduce the default timeout to smaller value. A 649 * special value -1 can be used to configure immediate removal of the 650 * group for P2P client role on any disconnection after the data 651 * connection has been established. 652 */ 653 int p2p_group_idle; 654 655 /** 656 * bss_max_count - Maximum number of BSS entries to keep in memory 657 */ 658 unsigned int bss_max_count; 659 660 /** 661 * bss_expiration_age - BSS entry age after which it can be expired 662 * 663 * This value controls the time in seconds after which a BSS entry 664 * gets removed if it has not been updated or is not in use. 665 */ 666 unsigned int bss_expiration_age; 667 668 /** 669 * bss_expiration_scan_count - Expire BSS after number of scans 670 * 671 * If the BSS entry has not been seen in this many scans, it will be 672 * removed. A value of 1 means that entry is removed after the first 673 * scan in which the BSSID is not seen. Larger values can be used 674 * to avoid BSS entries disappearing if they are not visible in 675 * every scan (e.g., low signal quality or interference). 676 */ 677 unsigned int bss_expiration_scan_count; 678 679 /** 680 * filter_ssids - SSID-based scan result filtering 681 * 682 * 0 = do not filter scan results 683 * 1 = only include configured SSIDs in scan results/BSS table 684 */ 685 int filter_ssids; 686 687 /** 688 * filter_rssi - RSSI-based scan result filtering 689 * 690 * 0 = do not filter scan results 691 * -n = filter scan results below -n dBm 692 */ 693 int filter_rssi; 694 695 /** 696 * max_num_sta - Maximum number of STAs in an AP/P2P GO 697 */ 698 unsigned int max_num_sta; 699 700 /** 701 * freq_list - Array of allowed scan frequencies or %NULL for all 702 * 703 * This is an optional zero-terminated array of frequencies in 704 * megahertz (MHz) to allow for narrowing scanning range. 705 */ 706 int *freq_list; 707 708 /** 709 * scan_cur_freq - Whether to scan only the current channel 710 * 711 * If true, attempt to scan only the current channel if any other 712 * VIFs on this radio are already associated on a particular channel. 713 */ 714 int scan_cur_freq; 715 716 /** 717 * changed_parameters - Bitmap of changed parameters since last update 718 */ 719 unsigned int changed_parameters; 720 721 /** 722 * disassoc_low_ack - Disassocicate stations with massive packet loss 723 */ 724 int disassoc_low_ack; 725 726 /** 727 * interworking - Whether Interworking (IEEE 802.11u) is enabled 728 */ 729 int interworking; 730 731 /** 732 * access_network_type - Access Network Type 733 * 734 * When Interworking is enabled, scans will be limited to APs that 735 * advertise the specified Access Network Type (0..15; with 15 736 * indicating wildcard match). 737 */ 738 int access_network_type; 739 740 /** 741 * hessid - Homogenous ESS identifier 742 * 743 * If this is set (any octet is non-zero), scans will be used to 744 * request response only from BSSes belonging to the specified 745 * Homogeneous ESS. This is used only if interworking is enabled. 746 */ 747 u8 hessid[ETH_ALEN]; 748 749 /** 750 * hs20 - Hotspot 2.0 751 */ 752 int hs20; 753 754 /** 755 * pbc_in_m1 - AP mode WPS probing workaround for PBC with Windows 7 756 * 757 * Windows 7 uses incorrect way of figuring out AP's WPS capabilities 758 * by acting as a Registrar and using M1 from the AP. The config 759 * methods attribute in that message is supposed to indicate only the 760 * configuration method supported by the AP in Enrollee role, i.e., to 761 * add an external Registrar. For that case, PBC shall not be used and 762 * as such, the PushButton config method is removed from M1 by default. 763 * If pbc_in_m1=1 is included in the configuration file, the PushButton 764 * config method is left in M1 (if included in config_methods 765 * parameter) to allow Windows 7 to use PBC instead of PIN (e.g., from 766 * a label in the AP). 767 */ 768 int pbc_in_m1; 769 770 /** 771 * autoscan - Automatic scan parameters or %NULL if none 772 * 773 * This is an optional set of parameters for automatic scanning 774 * within an interface in following format: 775 * <autoscan module name>:<module parameters> 776 */ 777 char *autoscan; 778 779 /** 780 * wps_nfc_pw_from_config - NFC Device Password was read from config 781 * 782 * This parameter can be determined whether the NFC Device Password was 783 * included in the configuration (1) or generated dynamically (0). Only 784 * the former case is re-written back to the configuration file. 785 */ 786 int wps_nfc_pw_from_config; 787 788 /** 789 * wps_nfc_dev_pw_id - NFC Device Password ID for password token 790 */ 791 int wps_nfc_dev_pw_id; 792 793 /** 794 * wps_nfc_dh_pubkey - NFC DH Public Key for password token 795 */ 796 struct wpabuf *wps_nfc_dh_pubkey; 797 798 /** 799 * wps_nfc_dh_privkey - NFC DH Private Key for password token 800 */ 801 struct wpabuf *wps_nfc_dh_privkey; 802 803 /** 804 * wps_nfc_dev_pw - NFC Device Password for password token 805 */ 806 struct wpabuf *wps_nfc_dev_pw; 807 808 /** 809 * ext_password_backend - External password backend or %NULL if none 810 * 811 * format: <backend name>[:<optional backend parameters>] 812 */ 813 char *ext_password_backend; 814 815 /* 816 * p2p_go_max_inactivity - Timeout in seconds to detect STA inactivity 817 * 818 * This timeout value is used in P2P GO mode to clean up 819 * inactive stations. 820 * By default: 300 seconds. 821 */ 822 int p2p_go_max_inactivity; 823 824 struct hostapd_wmm_ac_params wmm_ac_params[4]; 825 826 /** 827 * auto_interworking - Whether to use network selection automatically 828 * 829 * 0 = do not automatically go through Interworking network selection 830 * (i.e., require explicit interworking_select command for this) 831 * 1 = perform Interworking network selection if one or more 832 * credentials have been configured and scan did not find a 833 * matching network block 834 */ 835 int auto_interworking; 836 837 /** 838 * p2p_go_ht40 - Default mode for HT40 enable when operating as GO. 839 * 840 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite. 841 * Note that regulatory constraints and driver capabilities are 842 * consulted anyway, so setting it to 1 can't do real harm. 843 * By default: 0 (disabled) 844 */ 845 int p2p_go_ht40; 846 847 /** 848 * p2p_go_vht - Default mode for VHT enable when operating as GO 849 * 850 * This will take effect for p2p_group_add, p2p_connect, and p2p_invite. 851 * Note that regulatory constraints and driver capabilities are 852 * consulted anyway, so setting it to 1 can't do real harm. 853 * By default: 0 (disabled) 854 */ 855 int p2p_go_vht; 856 857 /** 858 * p2p_disabled - Whether P2P operations are disabled for this interface 859 */ 860 int p2p_disabled; 861 862 /** 863 * p2p_no_group_iface - Whether group interfaces can be used 864 * 865 * By default, wpa_supplicant will create a separate interface for P2P 866 * group operations if the driver supports this. This functionality can 867 * be disabled by setting this parameter to 1. In that case, the same 868 * interface that was used for the P2P management operations is used 869 * also for the group operation. 870 */ 871 int p2p_no_group_iface; 872 873 /** 874 * okc - Whether to enable opportunistic key caching by default 875 * 876 * By default, OKC is disabled unless enabled by the per-network 877 * proactive_key_caching=1 parameter. okc=1 can be used to change this 878 * default behavior. 879 */ 880 int okc; 881 882 /** 883 * pmf - Whether to enable/require PMF by default 884 * 885 * By default, PMF is disabled unless enabled by the per-network 886 * ieee80211w=1 or ieee80211w=2 parameter. pmf=1/2 can be used to change 887 * this default behavior. 888 */ 889 enum mfp_options pmf; 890 891 /** 892 * sae_groups - Preference list of enabled groups for SAE 893 * 894 * By default (if this parameter is not set), the mandatory group 19 895 * (ECC group defined over a 256-bit prime order field) is preferred, 896 * but other groups are also enabled. If this parameter is set, the 897 * groups will be tried in the indicated order. 898 */ 899 int *sae_groups; 900 901 /** 902 * dtim_period - Default DTIM period in Beacon intervals 903 * 904 * This parameter can be used to set the default value for network 905 * blocks that do not specify dtim_period. 906 */ 907 int dtim_period; 908 909 /** 910 * beacon_int - Default Beacon interval in TU 911 * 912 * This parameter can be used to set the default value for network 913 * blocks that do not specify beacon_int. 914 */ 915 int beacon_int; 916 917 /** 918 * ap_vendor_elements: Vendor specific elements for Beacon/ProbeResp 919 * 920 * This parameter can be used to define additional vendor specific 921 * elements for Beacon and Probe Response frames in AP/P2P GO mode. The 922 * format for these element(s) is a hexdump of the raw information 923 * elements (id+len+payload for one or more elements). 924 */ 925 struct wpabuf *ap_vendor_elements; 926 927 /** 928 * ignore_old_scan_res - Ignore scan results older than request 929 * 930 * The driver may have a cache of scan results that makes it return 931 * information that is older than our scan trigger. This parameter can 932 * be used to configure such old information to be ignored instead of 933 * allowing it to update the internal BSS table. 934 */ 935 int ignore_old_scan_res; 936 937 /** 938 * sched_scan_interval - schedule scan interval 939 */ 940 unsigned int sched_scan_interval; 941 942 /** 943 * tdls_external_control - External control for TDLS setup requests 944 * 945 * Enable TDLS mode where external programs are given the control 946 * to specify the TDLS link to get established to the driver. The 947 * driver requests the TDLS setup to the supplicant only for the 948 * specified TDLS peers. 949 */ 950 int tdls_external_control; 951 952 u8 ip_addr_go[4]; 953 u8 ip_addr_mask[4]; 954 u8 ip_addr_start[4]; 955 u8 ip_addr_end[4]; 956 }; 957 958 959 /* Prototypes for common functions from config.c */ 960 961 void wpa_config_free(struct wpa_config *ssid); 962 void wpa_config_free_ssid(struct wpa_ssid *ssid); 963 void wpa_config_foreach_network(struct wpa_config *config, 964 void (*func)(void *, struct wpa_ssid *), 965 void *arg); 966 struct wpa_ssid * wpa_config_get_network(struct wpa_config *config, int id); 967 struct wpa_ssid * wpa_config_add_network(struct wpa_config *config); 968 int wpa_config_remove_network(struct wpa_config *config, int id); 969 void wpa_config_set_network_defaults(struct wpa_ssid *ssid); 970 int wpa_config_set(struct wpa_ssid *ssid, const char *var, const char *value, 971 int line); 972 int wpa_config_set_quoted(struct wpa_ssid *ssid, const char *var, 973 const char *value); 974 char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys); 975 char * wpa_config_get(struct wpa_ssid *ssid, const char *var); 976 char * wpa_config_get_no_key(struct wpa_ssid *ssid, const char *var); 977 void wpa_config_update_psk(struct wpa_ssid *ssid); 978 int wpa_config_add_prio_network(struct wpa_config *config, 979 struct wpa_ssid *ssid); 980 int wpa_config_update_prio_list(struct wpa_config *config); 981 const struct wpa_config_blob * wpa_config_get_blob(struct wpa_config *config, 982 const char *name); 983 void wpa_config_set_blob(struct wpa_config *config, 984 struct wpa_config_blob *blob); 985 void wpa_config_free_blob(struct wpa_config_blob *blob); 986 int wpa_config_remove_blob(struct wpa_config *config, const char *name); 987 void wpa_config_flush_blobs(struct wpa_config *config); 988 989 struct wpa_cred * wpa_config_get_cred(struct wpa_config *config, int id); 990 struct wpa_cred * wpa_config_add_cred(struct wpa_config *config); 991 int wpa_config_remove_cred(struct wpa_config *config, int id); 992 void wpa_config_free_cred(struct wpa_cred *cred); 993 int wpa_config_set_cred(struct wpa_cred *cred, const char *var, 994 const char *value, int line); 995 996 struct wpa_config * wpa_config_alloc_empty(const char *ctrl_interface, 997 const char *driver_param); 998 #ifndef CONFIG_NO_STDOUT_DEBUG 999 void wpa_config_debug_dump_networks(struct wpa_config *config); 1000 #else /* CONFIG_NO_STDOUT_DEBUG */ 1001 #define wpa_config_debug_dump_networks(c) do { } while (0) 1002 #endif /* CONFIG_NO_STDOUT_DEBUG */ 1003 1004 1005 /* Prototypes for common functions from config.c */ 1006 int wpa_config_process_global(struct wpa_config *config, char *pos, int line); 1007 1008 1009 /* Prototypes for backend specific functions from the selected config_*.c */ 1010 1011 /** 1012 * wpa_config_read - Read and parse configuration database 1013 * @name: Name of the configuration (e.g., path and file name for the 1014 * configuration file) 1015 * @cfgp: Pointer to previously allocated configuration data or %NULL if none 1016 * Returns: Pointer to allocated configuration data or %NULL on failure 1017 * 1018 * This function reads configuration data, parses its contents, and allocates 1019 * data structures needed for storing configuration information. The allocated 1020 * data can be freed with wpa_config_free(). 1021 * 1022 * Each configuration backend needs to implement this function. 1023 */ 1024 struct wpa_config * wpa_config_read(const char *name, struct wpa_config *cfgp); 1025 1026 /** 1027 * wpa_config_write - Write or update configuration data 1028 * @name: Name of the configuration (e.g., path and file name for the 1029 * configuration file) 1030 * @config: Configuration data from wpa_config_read() 1031 * Returns: 0 on success, -1 on failure 1032 * 1033 * This function write all configuration data into an external database (e.g., 1034 * a text file) in a format that can be read with wpa_config_read(). This can 1035 * be used to allow wpa_supplicant to update its configuration, e.g., when a 1036 * new network is added or a password is changed. 1037 * 1038 * Each configuration backend needs to implement this function. 1039 */ 1040 int wpa_config_write(const char *name, struct wpa_config *config); 1041 1042 #endif /* CONFIG_H */ 1043