1 /* 2 * Wi-Fi Protected Setup 3 * Copyright (c) 2007-2009, Jouni Malinen <j@w1.fi> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Alternatively, this software may be distributed under the terms of BSD 10 * license. 11 * 12 * See README and COPYING for more details. 13 */ 14 15 #ifndef WPS_H 16 #define WPS_H 17 18 #include "wps_defs.h" 19 20 /** 21 * enum wsc_op_code - EAP-WSC OP-Code values 22 */ 23 enum wsc_op_code { 24 WSC_UPnP = 0 /* No OP Code in UPnP transport */, 25 WSC_Start = 0x01, 26 WSC_ACK = 0x02, 27 WSC_NACK = 0x03, 28 WSC_MSG = 0x04, 29 WSC_Done = 0x05, 30 WSC_FRAG_ACK = 0x06 31 }; 32 33 struct wps_registrar; 34 struct upnp_wps_device_sm; 35 struct wps_er; 36 37 /** 38 * struct wps_credential - WPS Credential 39 * @ssid: SSID 40 * @ssid_len: Length of SSID 41 * @auth_type: Authentication Type (WPS_AUTH_OPEN, .. flags) 42 * @encr_type: Encryption Type (WPS_ENCR_NONE, .. flags) 43 * @key_idx: Key index 44 * @key: Key 45 * @key_len: Key length in octets 46 * @mac_addr: MAC address of the Credential receiver 47 * @cred_attr: Unparsed Credential attribute data (used only in cred_cb()); 48 * this may be %NULL, if not used 49 * @cred_attr_len: Length of cred_attr in octets 50 */ 51 struct wps_credential { 52 u8 ssid[32]; 53 size_t ssid_len; 54 u16 auth_type; 55 u16 encr_type; 56 u8 key_idx; 57 u8 key[64]; 58 size_t key_len; 59 u8 mac_addr[ETH_ALEN]; 60 const u8 *cred_attr; 61 size_t cred_attr_len; 62 }; 63 64 #define WPS_DEV_TYPE_LEN 8 65 #define WPS_DEV_TYPE_BUFSIZE 21 66 #define WPS_SEC_DEV_TYPE_MAX_LEN 128 67 /* maximum number of advertised WPS vendor extension attributes */ 68 #define MAX_WPS_VENDOR_EXTENSIONS 10 69 /* maximum size of WPS Vendor extension attribute */ 70 #define WPS_MAX_VENDOR_EXT_LEN 1024 71 /* maximum number of parsed WPS vendor extension attributes */ 72 #define MAX_WPS_PARSE_VENDOR_EXT 10 73 74 /** 75 * struct wps_device_data - WPS Device Data 76 * @mac_addr: Device MAC address 77 * @device_name: Device Name (0..32 octets encoded in UTF-8) 78 * @manufacturer: Manufacturer (0..64 octets encoded in UTF-8) 79 * @model_name: Model Name (0..32 octets encoded in UTF-8) 80 * @model_number: Model Number (0..32 octets encoded in UTF-8) 81 * @serial_number: Serial Number (0..32 octets encoded in UTF-8) 82 * @pri_dev_type: Primary Device Type 83 * @sec_dev_type: Array of secondary device types 84 * @num_sec_dev_type: Number of secondary device types 85 * @os_version: OS Version 86 * @rf_bands: RF bands (WPS_RF_24GHZ, WPS_RF_50GHZ flags) 87 * @p2p: Whether the device is a P2P device 88 */ 89 struct wps_device_data { 90 u8 mac_addr[ETH_ALEN]; 91 char *device_name; 92 char *manufacturer; 93 char *model_name; 94 char *model_number; 95 char *serial_number; 96 u8 pri_dev_type[WPS_DEV_TYPE_LEN]; 97 #define WPS_SEC_DEVICE_TYPES 5 98 u8 sec_dev_type[WPS_SEC_DEVICE_TYPES][WPS_DEV_TYPE_LEN]; 99 u8 num_sec_dev_types; 100 u32 os_version; 101 u8 rf_bands; 102 u16 config_methods; 103 struct wpabuf *vendor_ext[MAX_WPS_VENDOR_EXTENSIONS]; 104 105 int p2p; 106 }; 107 108 struct oob_conf_data { 109 enum { 110 OOB_METHOD_UNKNOWN = 0, 111 OOB_METHOD_DEV_PWD_E, 112 OOB_METHOD_DEV_PWD_R, 113 OOB_METHOD_CRED, 114 } oob_method; 115 struct wpabuf *dev_password; 116 struct wpabuf *pubkey_hash; 117 }; 118 119 /** 120 * struct wps_config - WPS configuration for a single registration protocol run 121 */ 122 struct wps_config { 123 /** 124 * wps - Pointer to long term WPS context 125 */ 126 struct wps_context *wps; 127 128 /** 129 * registrar - Whether this end is a Registrar 130 */ 131 int registrar; 132 133 /** 134 * pin - Enrollee Device Password (%NULL for Registrar or PBC) 135 */ 136 const u8 *pin; 137 138 /** 139 * pin_len - Length on pin in octets 140 */ 141 size_t pin_len; 142 143 /** 144 * pbc - Whether this is protocol run uses PBC 145 */ 146 int pbc; 147 148 /** 149 * assoc_wps_ie: (Re)AssocReq WPS IE (in AP; %NULL if not AP) 150 */ 151 const struct wpabuf *assoc_wps_ie; 152 153 /** 154 * new_ap_settings - New AP settings (%NULL if not used) 155 * 156 * This parameter provides new AP settings when using a wireless 157 * stations as a Registrar to configure the AP. %NULL means that AP 158 * will not be reconfigured, i.e., the station will only learn the 159 * current AP settings by using AP PIN. 160 */ 161 const struct wps_credential *new_ap_settings; 162 163 /** 164 * peer_addr: MAC address of the peer in AP; %NULL if not AP 165 */ 166 const u8 *peer_addr; 167 168 /** 169 * use_psk_key - Use PSK format key in Credential 170 * 171 * Force PSK format to be used instead of ASCII passphrase when 172 * building Credential for an Enrollee. The PSK value is set in 173 * struct wpa_context::psk. 174 */ 175 int use_psk_key; 176 177 /** 178 * dev_pw_id - Device Password ID for Enrollee when PIN is used 179 */ 180 u16 dev_pw_id; 181 182 /** 183 * p2p_dev_addr - P2P Device Address from (Re)Association Request 184 * 185 * On AP/GO, this is set to the P2P Device Address of the associating 186 * P2P client if a P2P IE is included in the (Re)Association Request 187 * frame and the P2P Device Address is included. Otherwise, this is set 188 * to %NULL to indicate the station does not have a P2P Device Address. 189 */ 190 const u8 *p2p_dev_addr; 191 192 /** 193 * pbc_in_m1 - Do not remove PushButton config method in M1 (AP) 194 * 195 * This can be used to enable a workaround to allow Windows 7 to use 196 * PBC with the AP. 197 */ 198 int pbc_in_m1; 199 }; 200 201 struct wps_data * wps_init(const struct wps_config *cfg); 202 203 void wps_deinit(struct wps_data *data); 204 205 /** 206 * enum wps_process_res - WPS message processing result 207 */ 208 enum wps_process_res { 209 /** 210 * WPS_DONE - Processing done 211 */ 212 WPS_DONE, 213 214 /** 215 * WPS_CONTINUE - Processing continues 216 */ 217 WPS_CONTINUE, 218 219 /** 220 * WPS_FAILURE - Processing failed 221 */ 222 WPS_FAILURE, 223 224 /** 225 * WPS_PENDING - Processing continues, but waiting for an external 226 * event (e.g., UPnP message from an external Registrar) 227 */ 228 WPS_PENDING 229 }; 230 enum wps_process_res wps_process_msg(struct wps_data *wps, 231 enum wsc_op_code op_code, 232 const struct wpabuf *msg); 233 234 struct wpabuf * wps_get_msg(struct wps_data *wps, enum wsc_op_code *op_code); 235 236 int wps_is_selected_pbc_registrar(const struct wpabuf *msg); 237 int wps_is_selected_pin_registrar(const struct wpabuf *msg); 238 int wps_ap_priority_compar(const struct wpabuf *wps_a, 239 const struct wpabuf *wps_b); 240 int wps_is_addr_authorized(const struct wpabuf *msg, const u8 *addr, 241 int ver1_compat); 242 const u8 * wps_get_uuid_e(const struct wpabuf *msg); 243 int wps_is_20(const struct wpabuf *msg); 244 245 struct wpabuf * wps_build_assoc_req_ie(enum wps_request_type req_type); 246 struct wpabuf * wps_build_assoc_resp_ie(void); 247 struct wpabuf * wps_build_probe_req_ie(int pbc, struct wps_device_data *dev, 248 const u8 *uuid, 249 enum wps_request_type req_type, 250 unsigned int num_req_dev_types, 251 const u8 *req_dev_types); 252 253 254 /** 255 * struct wps_registrar_config - WPS Registrar configuration 256 */ 257 struct wps_registrar_config { 258 /** 259 * new_psk_cb - Callback for new PSK 260 * @ctx: Higher layer context data (cb_ctx) 261 * @mac_addr: MAC address of the Enrollee 262 * @psk: The new PSK 263 * @psk_len: The length of psk in octets 264 * Returns: 0 on success, -1 on failure 265 * 266 * This callback is called when a new per-device PSK is provisioned. 267 */ 268 int (*new_psk_cb)(void *ctx, const u8 *mac_addr, const u8 *psk, 269 size_t psk_len); 270 271 /** 272 * set_ie_cb - Callback for WPS IE changes 273 * @ctx: Higher layer context data (cb_ctx) 274 * @beacon_ie: WPS IE for Beacon 275 * @probe_resp_ie: WPS IE for Probe Response 276 * Returns: 0 on success, -1 on failure 277 * 278 * This callback is called whenever the WPS IE in Beacon or Probe 279 * Response frames needs to be changed (AP only). Callee is responsible 280 * for freeing the buffers. 281 */ 282 int (*set_ie_cb)(void *ctx, struct wpabuf *beacon_ie, 283 struct wpabuf *probe_resp_ie); 284 285 /** 286 * pin_needed_cb - Callback for requesting a PIN 287 * @ctx: Higher layer context data (cb_ctx) 288 * @uuid_e: UUID-E of the unknown Enrollee 289 * @dev: Device Data from the unknown Enrollee 290 * 291 * This callback is called whenever an unknown Enrollee requests to use 292 * PIN method and a matching PIN (Device Password) is not found in 293 * Registrar data. 294 */ 295 void (*pin_needed_cb)(void *ctx, const u8 *uuid_e, 296 const struct wps_device_data *dev); 297 298 /** 299 * reg_success_cb - Callback for reporting successful registration 300 * @ctx: Higher layer context data (cb_ctx) 301 * @mac_addr: MAC address of the Enrollee 302 * @uuid_e: UUID-E of the Enrollee 303 * 304 * This callback is called whenever an Enrollee completes registration 305 * successfully. 306 */ 307 void (*reg_success_cb)(void *ctx, const u8 *mac_addr, 308 const u8 *uuid_e); 309 310 /** 311 * set_sel_reg_cb - Callback for reporting selected registrar changes 312 * @ctx: Higher layer context data (cb_ctx) 313 * @sel_reg: Whether the Registrar is selected 314 * @dev_passwd_id: Device Password ID to indicate with method or 315 * specific password the Registrar intends to use 316 * @sel_reg_config_methods: Bit field of active config methods 317 * 318 * This callback is called whenever the Selected Registrar state 319 * changes (e.g., a new PIN becomes available or PBC is invoked). This 320 * callback is only used by External Registrar implementation; 321 * set_ie_cb() is used by AP implementation in similar caes, but it 322 * provides the full WPS IE data instead of just the minimal Registrar 323 * state information. 324 */ 325 void (*set_sel_reg_cb)(void *ctx, int sel_reg, u16 dev_passwd_id, 326 u16 sel_reg_config_methods); 327 328 /** 329 * enrollee_seen_cb - Callback for reporting Enrollee based on ProbeReq 330 * @ctx: Higher layer context data (cb_ctx) 331 * @addr: MAC address of the Enrollee 332 * @uuid_e: UUID of the Enrollee 333 * @pri_dev_type: Primary device type 334 * @config_methods: Config Methods 335 * @dev_password_id: Device Password ID 336 * @request_type: Request Type 337 * @dev_name: Device Name (if available) 338 */ 339 void (*enrollee_seen_cb)(void *ctx, const u8 *addr, const u8 *uuid_e, 340 const u8 *pri_dev_type, u16 config_methods, 341 u16 dev_password_id, u8 request_type, 342 const char *dev_name); 343 344 /** 345 * cb_ctx: Higher layer context data for Registrar callbacks 346 */ 347 void *cb_ctx; 348 349 /** 350 * skip_cred_build: Do not build credential 351 * 352 * This option can be used to disable internal code that builds 353 * Credential attribute into M8 based on the current network 354 * configuration and Enrollee capabilities. The extra_cred data will 355 * then be used as the Credential(s). 356 */ 357 int skip_cred_build; 358 359 /** 360 * extra_cred: Additional Credential attribute(s) 361 * 362 * This optional data (set to %NULL to disable) can be used to add 363 * Credential attribute(s) for other networks into M8. If 364 * skip_cred_build is set, this will also override the automatically 365 * generated Credential attribute. 366 */ 367 const u8 *extra_cred; 368 369 /** 370 * extra_cred_len: Length of extra_cred in octets 371 */ 372 size_t extra_cred_len; 373 374 /** 375 * disable_auto_conf - Disable auto-configuration on first registration 376 * 377 * By default, the AP that is started in not configured state will 378 * generate a random PSK and move to configured state when the first 379 * registration protocol run is completed successfully. This option can 380 * be used to disable this functionality and leave it up to an external 381 * program to take care of configuration. This requires the extra_cred 382 * to be set with a suitable Credential and skip_cred_build being used. 383 */ 384 int disable_auto_conf; 385 386 /** 387 * static_wep_only - Whether the BSS supports only static WEP 388 */ 389 int static_wep_only; 390 391 /** 392 * dualband - Whether this is a concurrent dualband AP 393 */ 394 int dualband; 395 }; 396 397 398 /** 399 * enum wps_event - WPS event types 400 */ 401 enum wps_event { 402 /** 403 * WPS_EV_M2D - M2D received (Registrar did not know us) 404 */ 405 WPS_EV_M2D, 406 407 /** 408 * WPS_EV_FAIL - Registration failed 409 */ 410 WPS_EV_FAIL, 411 412 /** 413 * WPS_EV_SUCCESS - Registration succeeded 414 */ 415 WPS_EV_SUCCESS, 416 417 /** 418 * WPS_EV_PWD_AUTH_FAIL - Password authentication failed 419 */ 420 WPS_EV_PWD_AUTH_FAIL, 421 422 /** 423 * WPS_EV_PBC_OVERLAP - PBC session overlap detected 424 */ 425 WPS_EV_PBC_OVERLAP, 426 427 /** 428 * WPS_EV_PBC_TIMEOUT - PBC walktime expired before protocol run start 429 */ 430 WPS_EV_PBC_TIMEOUT, 431 432 /** 433 * WPS_EV_ER_AP_ADD - ER: AP added 434 */ 435 WPS_EV_ER_AP_ADD, 436 437 /** 438 * WPS_EV_ER_AP_REMOVE - ER: AP removed 439 */ 440 WPS_EV_ER_AP_REMOVE, 441 442 /** 443 * WPS_EV_ER_ENROLLEE_ADD - ER: Enrollee added 444 */ 445 WPS_EV_ER_ENROLLEE_ADD, 446 447 /** 448 * WPS_EV_ER_ENROLLEE_REMOVE - ER: Enrollee removed 449 */ 450 WPS_EV_ER_ENROLLEE_REMOVE, 451 452 /** 453 * WPS_EV_ER_AP_SETTINGS - ER: AP Settings learned 454 */ 455 WPS_EV_ER_AP_SETTINGS, 456 457 /** 458 * WPS_EV_ER_SET_SELECTED_REGISTRAR - ER: SetSelectedRegistrar event 459 */ 460 WPS_EV_ER_SET_SELECTED_REGISTRAR, 461 462 /** 463 * WPS_EV_AP_PIN_SUCCESS - External Registrar used correct AP PIN 464 */ 465 WPS_EV_AP_PIN_SUCCESS 466 }; 467 468 /** 469 * union wps_event_data - WPS event data 470 */ 471 union wps_event_data { 472 /** 473 * struct wps_event_m2d - M2D event data 474 */ 475 struct wps_event_m2d { 476 u16 config_methods; 477 const u8 *manufacturer; 478 size_t manufacturer_len; 479 const u8 *model_name; 480 size_t model_name_len; 481 const u8 *model_number; 482 size_t model_number_len; 483 const u8 *serial_number; 484 size_t serial_number_len; 485 const u8 *dev_name; 486 size_t dev_name_len; 487 const u8 *primary_dev_type; /* 8 octets */ 488 u16 config_error; 489 u16 dev_password_id; 490 } m2d; 491 492 /** 493 * struct wps_event_fail - Registration failure information 494 * @msg: enum wps_msg_type 495 */ 496 struct wps_event_fail { 497 int msg; 498 u16 config_error; 499 u16 error_indication; 500 } fail; 501 502 struct wps_event_pwd_auth_fail { 503 int enrollee; 504 int part; 505 } pwd_auth_fail; 506 507 struct wps_event_er_ap { 508 const u8 *uuid; 509 const u8 *mac_addr; 510 const char *friendly_name; 511 const char *manufacturer; 512 const char *manufacturer_url; 513 const char *model_description; 514 const char *model_name; 515 const char *model_number; 516 const char *model_url; 517 const char *serial_number; 518 const char *upc; 519 const u8 *pri_dev_type; 520 u8 wps_state; 521 } ap; 522 523 struct wps_event_er_enrollee { 524 const u8 *uuid; 525 const u8 *mac_addr; 526 int m1_received; 527 u16 config_methods; 528 u16 dev_passwd_id; 529 const u8 *pri_dev_type; 530 const char *dev_name; 531 const char *manufacturer; 532 const char *model_name; 533 const char *model_number; 534 const char *serial_number; 535 } enrollee; 536 537 struct wps_event_er_ap_settings { 538 const u8 *uuid; 539 const struct wps_credential *cred; 540 } ap_settings; 541 542 struct wps_event_er_set_selected_registrar { 543 const u8 *uuid; 544 int sel_reg; 545 u16 dev_passwd_id; 546 u16 sel_reg_config_methods; 547 enum { 548 WPS_ER_SET_SEL_REG_START, 549 WPS_ER_SET_SEL_REG_DONE, 550 WPS_ER_SET_SEL_REG_FAILED 551 } state; 552 } set_sel_reg; 553 }; 554 555 /** 556 * struct upnp_pending_message - Pending PutWLANResponse messages 557 * @next: Pointer to next pending message or %NULL 558 * @addr: NewWLANEventMAC 559 * @msg: NewMessage 560 * @type: Message Type 561 */ 562 struct upnp_pending_message { 563 struct upnp_pending_message *next; 564 u8 addr[ETH_ALEN]; 565 struct wpabuf *msg; 566 enum wps_msg_type type; 567 }; 568 569 /** 570 * struct wps_context - Long term WPS context data 571 * 572 * This data is stored at the higher layer Authenticator or Supplicant data 573 * structures and it is maintained over multiple registration protocol runs. 574 */ 575 struct wps_context { 576 /** 577 * ap - Whether the local end is an access point 578 */ 579 int ap; 580 581 /** 582 * registrar - Pointer to WPS registrar data from wps_registrar_init() 583 */ 584 struct wps_registrar *registrar; 585 586 /** 587 * wps_state - Current WPS state 588 */ 589 enum wps_state wps_state; 590 591 /** 592 * ap_setup_locked - Whether AP setup is locked (only used at AP) 593 */ 594 int ap_setup_locked; 595 596 /** 597 * uuid - Own UUID 598 */ 599 u8 uuid[16]; 600 601 /** 602 * ssid - SSID 603 * 604 * This SSID is used by the Registrar to fill in information for 605 * Credentials. In addition, AP uses it when acting as an Enrollee to 606 * notify Registrar of the current configuration. 607 */ 608 u8 ssid[32]; 609 610 /** 611 * ssid_len - Length of ssid in octets 612 */ 613 size_t ssid_len; 614 615 /** 616 * dev - Own WPS device data 617 */ 618 struct wps_device_data dev; 619 620 /** 621 * oob_conf - OOB Config data 622 */ 623 struct oob_conf_data oob_conf; 624 625 /** 626 * oob_dev_pw_id - OOB Device password id 627 */ 628 u16 oob_dev_pw_id; 629 630 /** 631 * dh_ctx - Context data for Diffie-Hellman operation 632 */ 633 void *dh_ctx; 634 635 /** 636 * dh_privkey - Diffie-Hellman private key 637 */ 638 struct wpabuf *dh_privkey; 639 640 /** 641 * dh_pubkey_oob - Diffie-Hellman public key 642 */ 643 struct wpabuf *dh_pubkey; 644 645 /** 646 * config_methods - Enabled configuration methods 647 * 648 * Bit field of WPS_CONFIG_* 649 */ 650 u16 config_methods; 651 652 /** 653 * encr_types - Enabled encryption types (bit field of WPS_ENCR_*) 654 */ 655 u16 encr_types; 656 657 /** 658 * auth_types - Authentication types (bit field of WPS_AUTH_*) 659 */ 660 u16 auth_types; 661 662 /** 663 * network_key - The current Network Key (PSK) or %NULL to generate new 664 * 665 * If %NULL, Registrar will generate per-device PSK. In addition, AP 666 * uses this when acting as an Enrollee to notify Registrar of the 667 * current configuration. 668 * 669 * When using WPA/WPA2-Person, this key can be either the ASCII 670 * passphrase (8..63 characters) or the 32-octet PSK (64 hex 671 * characters). When this is set to the ASCII passphrase, the PSK can 672 * be provided in the psk buffer and used per-Enrollee to control which 673 * key type is included in the Credential (e.g., to reduce calculation 674 * need on low-powered devices by provisioning PSK while still allowing 675 * other devices to get the passphrase). 676 */ 677 u8 *network_key; 678 679 /** 680 * network_key_len - Length of network_key in octets 681 */ 682 size_t network_key_len; 683 684 /** 685 * psk - The current network PSK 686 * 687 * This optional value can be used to provide the current PSK if 688 * network_key is set to the ASCII passphrase. 689 */ 690 u8 psk[32]; 691 692 /** 693 * psk_set - Whether psk value is set 694 */ 695 int psk_set; 696 697 /** 698 * ap_settings - AP Settings override for M7 (only used at AP) 699 * 700 * If %NULL, AP Settings attributes will be generated based on the 701 * current network configuration. 702 */ 703 u8 *ap_settings; 704 705 /** 706 * ap_settings_len - Length of ap_settings in octets 707 */ 708 size_t ap_settings_len; 709 710 /** 711 * friendly_name - Friendly Name (required for UPnP) 712 */ 713 char *friendly_name; 714 715 /** 716 * manufacturer_url - Manufacturer URL (optional for UPnP) 717 */ 718 char *manufacturer_url; 719 720 /** 721 * model_description - Model Description (recommended for UPnP) 722 */ 723 char *model_description; 724 725 /** 726 * model_url - Model URL (optional for UPnP) 727 */ 728 char *model_url; 729 730 /** 731 * upc - Universal Product Code (optional for UPnP) 732 */ 733 char *upc; 734 735 /** 736 * cred_cb - Callback to notify that new Credentials were received 737 * @ctx: Higher layer context data (cb_ctx) 738 * @cred: The received Credential 739 * Return: 0 on success, -1 on failure 740 */ 741 int (*cred_cb)(void *ctx, const struct wps_credential *cred); 742 743 /** 744 * event_cb - Event callback (state information about progress) 745 * @ctx: Higher layer context data (cb_ctx) 746 * @event: Event type 747 * @data: Event data 748 */ 749 void (*event_cb)(void *ctx, enum wps_event event, 750 union wps_event_data *data); 751 752 /** 753 * cb_ctx: Higher layer context data for callbacks 754 */ 755 void *cb_ctx; 756 757 struct upnp_wps_device_sm *wps_upnp; 758 759 /* Pending messages from UPnP PutWLANResponse */ 760 struct upnp_pending_message *upnp_msgs; 761 }; 762 763 struct oob_device_data { 764 char *device_name; 765 char *device_path; 766 void * (*init_func)(struct wps_context *, struct oob_device_data *, 767 int); 768 struct wpabuf * (*read_func)(void *); 769 int (*write_func)(void *, struct wpabuf *); 770 void (*deinit_func)(void *); 771 }; 772 773 struct oob_nfc_device_data { 774 int (*init_func)(char *); 775 void * (*read_func)(size_t *); 776 int (*write_func)(void *, size_t); 777 void (*deinit_func)(void); 778 }; 779 780 struct wps_registrar * 781 wps_registrar_init(struct wps_context *wps, 782 const struct wps_registrar_config *cfg); 783 void wps_registrar_deinit(struct wps_registrar *reg); 784 int wps_registrar_add_pin(struct wps_registrar *reg, const u8 *addr, 785 const u8 *uuid, const u8 *pin, size_t pin_len, 786 int timeout); 787 int wps_registrar_invalidate_pin(struct wps_registrar *reg, const u8 *uuid); 788 int wps_registrar_wps_cancel(struct wps_registrar *reg); 789 int wps_registrar_unlock_pin(struct wps_registrar *reg, const u8 *uuid); 790 int wps_registrar_button_pushed(struct wps_registrar *reg, 791 const u8 *p2p_dev_addr); 792 void wps_registrar_complete(struct wps_registrar *registrar, const u8 *uuid_e); 793 void wps_registrar_probe_req_rx(struct wps_registrar *reg, const u8 *addr, 794 const struct wpabuf *wps_data, 795 int p2p_wildcard); 796 int wps_registrar_update_ie(struct wps_registrar *reg); 797 int wps_registrar_get_info(struct wps_registrar *reg, const u8 *addr, 798 char *buf, size_t buflen); 799 int wps_registrar_config_ap(struct wps_registrar *reg, 800 struct wps_credential *cred); 801 802 int wps_build_credential_wrap(struct wpabuf *msg, 803 const struct wps_credential *cred); 804 805 unsigned int wps_pin_checksum(unsigned int pin); 806 unsigned int wps_pin_valid(unsigned int pin); 807 unsigned int wps_generate_pin(void); 808 void wps_free_pending_msgs(struct upnp_pending_message *msgs); 809 810 struct oob_device_data * wps_get_oob_device(char *device_type); 811 struct oob_nfc_device_data * wps_get_oob_nfc_device(char *device_name); 812 int wps_get_oob_method(char *method); 813 int wps_process_oob(struct wps_context *wps, struct oob_device_data *oob_dev, 814 int registrar); 815 int wps_attr_text(struct wpabuf *data, char *buf, char *end); 816 817 struct wps_er * wps_er_init(struct wps_context *wps, const char *ifname, 818 const char *filter); 819 void wps_er_refresh(struct wps_er *er); 820 void wps_er_deinit(struct wps_er *er, void (*cb)(void *ctx), void *ctx); 821 void wps_er_set_sel_reg(struct wps_er *er, int sel_reg, u16 dev_passwd_id, 822 u16 sel_reg_config_methods); 823 int wps_er_pbc(struct wps_er *er, const u8 *uuid); 824 int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *pin, 825 size_t pin_len); 826 int wps_er_set_config(struct wps_er *er, const u8 *uuid, 827 const struct wps_credential *cred); 828 int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *pin, 829 size_t pin_len, const struct wps_credential *cred); 830 831 int wps_dev_type_str2bin(const char *str, u8 dev_type[WPS_DEV_TYPE_LEN]); 832 char * wps_dev_type_bin2str(const u8 dev_type[WPS_DEV_TYPE_LEN], char *buf, 833 size_t buf_len); 834 void uuid_gen_mac_addr(const u8 *mac_addr, u8 *uuid); 835 u16 wps_config_methods_str2bin(const char *str); 836 837 #ifdef CONFIG_WPS_STRICT 838 int wps_validate_beacon(const struct wpabuf *wps_ie); 839 int wps_validate_beacon_probe_resp(const struct wpabuf *wps_ie, int probe, 840 const u8 *addr); 841 int wps_validate_probe_req(const struct wpabuf *wps_ie, const u8 *addr); 842 int wps_validate_assoc_req(const struct wpabuf *wps_ie); 843 int wps_validate_assoc_resp(const struct wpabuf *wps_ie); 844 int wps_validate_m1(const struct wpabuf *tlvs); 845 int wps_validate_m2(const struct wpabuf *tlvs); 846 int wps_validate_m2d(const struct wpabuf *tlvs); 847 int wps_validate_m3(const struct wpabuf *tlvs); 848 int wps_validate_m4(const struct wpabuf *tlvs); 849 int wps_validate_m4_encr(const struct wpabuf *tlvs, int wps2); 850 int wps_validate_m5(const struct wpabuf *tlvs); 851 int wps_validate_m5_encr(const struct wpabuf *tlvs, int wps2); 852 int wps_validate_m6(const struct wpabuf *tlvs); 853 int wps_validate_m6_encr(const struct wpabuf *tlvs, int wps2); 854 int wps_validate_m7(const struct wpabuf *tlvs); 855 int wps_validate_m7_encr(const struct wpabuf *tlvs, int ap, int wps2); 856 int wps_validate_m8(const struct wpabuf *tlvs); 857 int wps_validate_m8_encr(const struct wpabuf *tlvs, int ap, int wps2); 858 int wps_validate_wsc_ack(const struct wpabuf *tlvs); 859 int wps_validate_wsc_nack(const struct wpabuf *tlvs); 860 int wps_validate_wsc_done(const struct wpabuf *tlvs); 861 int wps_validate_upnp_set_selected_registrar(const struct wpabuf *tlvs); 862 #else /* CONFIG_WPS_STRICT */ 863 static inline int wps_validate_beacon(const struct wpabuf *wps_ie){ 864 return 0; 865 } 866 867 static inline int wps_validate_beacon_probe_resp(const struct wpabuf *wps_ie, 868 int probe, const u8 *addr) 869 { 870 return 0; 871 } 872 873 static inline int wps_validate_probe_req(const struct wpabuf *wps_ie, 874 const u8 *addr) 875 { 876 return 0; 877 } 878 879 static inline int wps_validate_assoc_req(const struct wpabuf *wps_ie) 880 { 881 return 0; 882 } 883 884 static inline int wps_validate_assoc_resp(const struct wpabuf *wps_ie) 885 { 886 return 0; 887 } 888 889 static inline int wps_validate_m1(const struct wpabuf *tlvs) 890 { 891 return 0; 892 } 893 894 static inline int wps_validate_m2(const struct wpabuf *tlvs) 895 { 896 return 0; 897 } 898 899 static inline int wps_validate_m2d(const struct wpabuf *tlvs) 900 { 901 return 0; 902 } 903 904 static inline int wps_validate_m3(const struct wpabuf *tlvs) 905 { 906 return 0; 907 } 908 909 static inline int wps_validate_m4(const struct wpabuf *tlvs) 910 { 911 return 0; 912 } 913 914 static inline int wps_validate_m4_encr(const struct wpabuf *tlvs, int wps2) 915 { 916 return 0; 917 } 918 919 static inline int wps_validate_m5(const struct wpabuf *tlvs) 920 { 921 return 0; 922 } 923 924 static inline int wps_validate_m5_encr(const struct wpabuf *tlvs, int wps2) 925 { 926 return 0; 927 } 928 929 static inline int wps_validate_m6(const struct wpabuf *tlvs) 930 { 931 return 0; 932 } 933 934 static inline int wps_validate_m6_encr(const struct wpabuf *tlvs, int wps2) 935 { 936 return 0; 937 } 938 939 static inline int wps_validate_m7(const struct wpabuf *tlvs) 940 { 941 return 0; 942 } 943 944 static inline int wps_validate_m7_encr(const struct wpabuf *tlvs, int ap, 945 int wps2) 946 { 947 return 0; 948 } 949 950 static inline int wps_validate_m8(const struct wpabuf *tlvs) 951 { 952 return 0; 953 } 954 955 static inline int wps_validate_m8_encr(const struct wpabuf *tlvs, int ap, 956 int wps2) 957 { 958 return 0; 959 } 960 961 static inline int wps_validate_wsc_ack(const struct wpabuf *tlvs) 962 { 963 return 0; 964 } 965 966 static inline int wps_validate_wsc_nack(const struct wpabuf *tlvs) 967 { 968 return 0; 969 } 970 971 static inline int wps_validate_wsc_done(const struct wpabuf *tlvs) 972 { 973 return 0; 974 } 975 976 static inline int wps_validate_upnp_set_selected_registrar( 977 const struct wpabuf *tlvs) 978 { 979 return 0; 980 } 981 #endif /* CONFIG_WPS_STRICT */ 982 983 #endif /* WPS_H */ 984