1 /* 2 * Wi-Fi Protected Setup 3 * Copyright (c) 2007-2012, 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 WPS_H 10 #define WPS_H 11 12 #include "wps_defs.h" 13 14 /** 15 * enum wsc_op_code - EAP-WSC OP-Code values 16 */ 17 enum wsc_op_code { 18 WSC_UPnP = 0 /* No OP Code in UPnP transport */, 19 WSC_Start = 0x01, 20 WSC_ACK = 0x02, 21 WSC_NACK = 0x03, 22 WSC_MSG = 0x04, 23 WSC_Done = 0x05, 24 WSC_FRAG_ACK = 0x06 25 }; 26 27 struct wps_registrar; 28 struct upnp_wps_device_sm; 29 struct wps_er; 30 struct wps_parse_attr; 31 32 /** 33 * struct wps_credential - WPS Credential 34 * @ssid: SSID 35 * @ssid_len: Length of SSID 36 * @auth_type: Authentication Type (WPS_AUTH_OPEN, .. flags) 37 * @encr_type: Encryption Type (WPS_ENCR_NONE, .. flags) 38 * @key_idx: Key index 39 * @key: Key 40 * @key_len: Key length in octets 41 * @mac_addr: MAC address of the Credential receiver 42 * @cred_attr: Unparsed Credential attribute data (used only in cred_cb()); 43 * this may be %NULL, if not used 44 * @cred_attr_len: Length of cred_attr in octets 45 * @ap_channel: AP channel 46 */ 47 struct wps_credential { 48 u8 ssid[32]; 49 size_t ssid_len; 50 u16 auth_type; 51 u16 encr_type; 52 u8 key_idx; 53 u8 key[64]; 54 size_t key_len; 55 u8 mac_addr[ETH_ALEN]; 56 const u8 *cred_attr; 57 size_t cred_attr_len; 58 u16 ap_channel; 59 }; 60 61 #define WPS_DEV_TYPE_LEN 8 62 #define WPS_DEV_TYPE_BUFSIZE 21 63 #define WPS_SEC_DEV_TYPE_MAX_LEN 128 64 /* maximum number of advertised WPS vendor extension attributes */ 65 #define MAX_WPS_VENDOR_EXTENSIONS 10 66 /* maximum size of WPS Vendor extension attribute */ 67 #define WPS_MAX_VENDOR_EXT_LEN 1024 68 /* maximum number of parsed WPS vendor extension attributes */ 69 #define MAX_WPS_PARSE_VENDOR_EXT 10 70 71 /** 72 * struct wps_device_data - WPS Device Data 73 * @mac_addr: Device MAC address 74 * @device_name: Device Name (0..32 octets encoded in UTF-8) 75 * @manufacturer: Manufacturer (0..64 octets encoded in UTF-8) 76 * @model_name: Model Name (0..32 octets encoded in UTF-8) 77 * @model_number: Model Number (0..32 octets encoded in UTF-8) 78 * @serial_number: Serial Number (0..32 octets encoded in UTF-8) 79 * @pri_dev_type: Primary Device Type 80 * @sec_dev_type: Array of secondary device types 81 * @num_sec_dev_type: Number of secondary device types 82 * @os_version: OS Version 83 * @rf_bands: RF bands (WPS_RF_24GHZ, WPS_RF_50GHZ flags) 84 * @p2p: Whether the device is a P2P device 85 */ 86 struct wps_device_data { 87 u8 mac_addr[ETH_ALEN]; 88 char *device_name; 89 char *manufacturer; 90 char *model_name; 91 char *model_number; 92 char *serial_number; 93 u8 pri_dev_type[WPS_DEV_TYPE_LEN]; 94 #define WPS_SEC_DEVICE_TYPES 5 95 u8 sec_dev_type[WPS_SEC_DEVICE_TYPES][WPS_DEV_TYPE_LEN]; 96 u8 num_sec_dev_types; 97 u32 os_version; 98 u8 rf_bands; 99 u16 config_methods; 100 struct wpabuf *vendor_ext_m1; 101 struct wpabuf *vendor_ext[MAX_WPS_VENDOR_EXTENSIONS]; 102 103 int p2p; 104 }; 105 106 /** 107 * struct wps_config - WPS configuration for a single registration protocol run 108 */ 109 struct wps_config { 110 /** 111 * wps - Pointer to long term WPS context 112 */ 113 struct wps_context *wps; 114 115 /** 116 * registrar - Whether this end is a Registrar 117 */ 118 int registrar; 119 120 /** 121 * pin - Enrollee Device Password (%NULL for Registrar or PBC) 122 */ 123 const u8 *pin; 124 125 /** 126 * pin_len - Length on pin in octets 127 */ 128 size_t pin_len; 129 130 /** 131 * pbc - Whether this is protocol run uses PBC 132 */ 133 int pbc; 134 135 /** 136 * assoc_wps_ie: (Re)AssocReq WPS IE (in AP; %NULL if not AP) 137 */ 138 const struct wpabuf *assoc_wps_ie; 139 140 /** 141 * new_ap_settings - New AP settings (%NULL if not used) 142 * 143 * This parameter provides new AP settings when using a wireless 144 * stations as a Registrar to configure the AP. %NULL means that AP 145 * will not be reconfigured, i.e., the station will only learn the 146 * current AP settings by using AP PIN. 147 */ 148 const struct wps_credential *new_ap_settings; 149 150 /** 151 * peer_addr: MAC address of the peer in AP; %NULL if not AP 152 */ 153 const u8 *peer_addr; 154 155 /** 156 * use_psk_key - Use PSK format key in Credential 157 * 158 * Force PSK format to be used instead of ASCII passphrase when 159 * building Credential for an Enrollee. The PSK value is set in 160 * struct wpa_context::psk. 161 */ 162 int use_psk_key; 163 164 /** 165 * dev_pw_id - Device Password ID for Enrollee when PIN is used 166 */ 167 u16 dev_pw_id; 168 169 /** 170 * p2p_dev_addr - P2P Device Address from (Re)Association Request 171 * 172 * On AP/GO, this is set to the P2P Device Address of the associating 173 * P2P client if a P2P IE is included in the (Re)Association Request 174 * frame and the P2P Device Address is included. Otherwise, this is set 175 * to %NULL to indicate the station does not have a P2P Device Address. 176 */ 177 const u8 *p2p_dev_addr; 178 179 /** 180 * pbc_in_m1 - Do not remove PushButton config method in M1 (AP) 181 * 182 * This can be used to enable a workaround to allow Windows 7 to use 183 * PBC with the AP. 184 */ 185 int pbc_in_m1; 186 }; 187 188 struct wps_data * wps_init(const struct wps_config *cfg); 189 190 void wps_deinit(struct wps_data *data); 191 192 /** 193 * enum wps_process_res - WPS message processing result 194 */ 195 enum wps_process_res { 196 /** 197 * WPS_DONE - Processing done 198 */ 199 WPS_DONE, 200 201 /** 202 * WPS_CONTINUE - Processing continues 203 */ 204 WPS_CONTINUE, 205 206 /** 207 * WPS_FAILURE - Processing failed 208 */ 209 WPS_FAILURE, 210 211 /** 212 * WPS_PENDING - Processing continues, but waiting for an external 213 * event (e.g., UPnP message from an external Registrar) 214 */ 215 WPS_PENDING 216 }; 217 enum wps_process_res wps_process_msg(struct wps_data *wps, 218 enum wsc_op_code op_code, 219 const struct wpabuf *msg); 220 221 struct wpabuf * wps_get_msg(struct wps_data *wps, enum wsc_op_code *op_code); 222 223 int wps_is_selected_pbc_registrar(const struct wpabuf *msg); 224 int wps_is_selected_pin_registrar(const struct wpabuf *msg); 225 int wps_ap_priority_compar(const struct wpabuf *wps_a, 226 const struct wpabuf *wps_b); 227 int wps_is_addr_authorized(const struct wpabuf *msg, const u8 *addr, 228 int ver1_compat); 229 const u8 * wps_get_uuid_e(const struct wpabuf *msg); 230 int wps_is_20(const struct wpabuf *msg); 231 232 struct wpabuf * wps_build_assoc_req_ie(enum wps_request_type req_type); 233 struct wpabuf * wps_build_assoc_resp_ie(void); 234 struct wpabuf * wps_build_probe_req_ie(u16 pw_id, struct wps_device_data *dev, 235 const u8 *uuid, 236 enum wps_request_type req_type, 237 unsigned int num_req_dev_types, 238 const u8 *req_dev_types); 239 240 241 /** 242 * struct wps_registrar_config - WPS Registrar configuration 243 */ 244 struct wps_registrar_config { 245 /** 246 * new_psk_cb - Callback for new PSK 247 * @ctx: Higher layer context data (cb_ctx) 248 * @mac_addr: MAC address of the Enrollee 249 * @psk: The new PSK 250 * @psk_len: The length of psk in octets 251 * Returns: 0 on success, -1 on failure 252 * 253 * This callback is called when a new per-device PSK is provisioned. 254 */ 255 int (*new_psk_cb)(void *ctx, const u8 *mac_addr, const u8 *psk, 256 size_t psk_len); 257 258 /** 259 * set_ie_cb - Callback for WPS IE changes 260 * @ctx: Higher layer context data (cb_ctx) 261 * @beacon_ie: WPS IE for Beacon 262 * @probe_resp_ie: WPS IE for Probe Response 263 * Returns: 0 on success, -1 on failure 264 * 265 * This callback is called whenever the WPS IE in Beacon or Probe 266 * Response frames needs to be changed (AP only). Callee is responsible 267 * for freeing the buffers. 268 */ 269 int (*set_ie_cb)(void *ctx, struct wpabuf *beacon_ie, 270 struct wpabuf *probe_resp_ie); 271 272 /** 273 * pin_needed_cb - Callback for requesting a PIN 274 * @ctx: Higher layer context data (cb_ctx) 275 * @uuid_e: UUID-E of the unknown Enrollee 276 * @dev: Device Data from the unknown Enrollee 277 * 278 * This callback is called whenever an unknown Enrollee requests to use 279 * PIN method and a matching PIN (Device Password) is not found in 280 * Registrar data. 281 */ 282 void (*pin_needed_cb)(void *ctx, const u8 *uuid_e, 283 const struct wps_device_data *dev); 284 285 /** 286 * reg_success_cb - Callback for reporting successful registration 287 * @ctx: Higher layer context data (cb_ctx) 288 * @mac_addr: MAC address of the Enrollee 289 * @uuid_e: UUID-E of the Enrollee 290 * @dev_pw: Device Password (PIN) used during registration 291 * @dev_pw_len: Length of dev_pw in octets 292 * 293 * This callback is called whenever an Enrollee completes registration 294 * successfully. 295 */ 296 void (*reg_success_cb)(void *ctx, const u8 *mac_addr, 297 const u8 *uuid_e, const u8 *dev_pw, 298 size_t dev_pw_len); 299 300 /** 301 * set_sel_reg_cb - Callback for reporting selected registrar changes 302 * @ctx: Higher layer context data (cb_ctx) 303 * @sel_reg: Whether the Registrar is selected 304 * @dev_passwd_id: Device Password ID to indicate with method or 305 * specific password the Registrar intends to use 306 * @sel_reg_config_methods: Bit field of active config methods 307 * 308 * This callback is called whenever the Selected Registrar state 309 * changes (e.g., a new PIN becomes available or PBC is invoked). This 310 * callback is only used by External Registrar implementation; 311 * set_ie_cb() is used by AP implementation in similar caes, but it 312 * provides the full WPS IE data instead of just the minimal Registrar 313 * state information. 314 */ 315 void (*set_sel_reg_cb)(void *ctx, int sel_reg, u16 dev_passwd_id, 316 u16 sel_reg_config_methods); 317 318 /** 319 * enrollee_seen_cb - Callback for reporting Enrollee based on ProbeReq 320 * @ctx: Higher layer context data (cb_ctx) 321 * @addr: MAC address of the Enrollee 322 * @uuid_e: UUID of the Enrollee 323 * @pri_dev_type: Primary device type 324 * @config_methods: Config Methods 325 * @dev_password_id: Device Password ID 326 * @request_type: Request Type 327 * @dev_name: Device Name (if available) 328 */ 329 void (*enrollee_seen_cb)(void *ctx, const u8 *addr, const u8 *uuid_e, 330 const u8 *pri_dev_type, u16 config_methods, 331 u16 dev_password_id, u8 request_type, 332 const char *dev_name); 333 334 /** 335 * cb_ctx: Higher layer context data for Registrar callbacks 336 */ 337 void *cb_ctx; 338 339 /** 340 * skip_cred_build: Do not build credential 341 * 342 * This option can be used to disable internal code that builds 343 * Credential attribute into M8 based on the current network 344 * configuration and Enrollee capabilities. The extra_cred data will 345 * then be used as the Credential(s). 346 */ 347 int skip_cred_build; 348 349 /** 350 * extra_cred: Additional Credential attribute(s) 351 * 352 * This optional data (set to %NULL to disable) can be used to add 353 * Credential attribute(s) for other networks into M8. If 354 * skip_cred_build is set, this will also override the automatically 355 * generated Credential attribute. 356 */ 357 const u8 *extra_cred; 358 359 /** 360 * extra_cred_len: Length of extra_cred in octets 361 */ 362 size_t extra_cred_len; 363 364 /** 365 * disable_auto_conf - Disable auto-configuration on first registration 366 * 367 * By default, the AP that is started in not configured state will 368 * generate a random PSK and move to configured state when the first 369 * registration protocol run is completed successfully. This option can 370 * be used to disable this functionality and leave it up to an external 371 * program to take care of configuration. This requires the extra_cred 372 * to be set with a suitable Credential and skip_cred_build being used. 373 */ 374 int disable_auto_conf; 375 376 /** 377 * static_wep_only - Whether the BSS supports only static WEP 378 */ 379 int static_wep_only; 380 381 /** 382 * dualband - Whether this is a concurrent dualband AP 383 */ 384 int dualband; 385 }; 386 387 388 /** 389 * enum wps_event - WPS event types 390 */ 391 enum wps_event { 392 /** 393 * WPS_EV_M2D - M2D received (Registrar did not know us) 394 */ 395 WPS_EV_M2D, 396 397 /** 398 * WPS_EV_FAIL - Registration failed 399 */ 400 WPS_EV_FAIL, 401 402 /** 403 * WPS_EV_SUCCESS - Registration succeeded 404 */ 405 WPS_EV_SUCCESS, 406 407 /** 408 * WPS_EV_PWD_AUTH_FAIL - Password authentication failed 409 */ 410 WPS_EV_PWD_AUTH_FAIL, 411 412 /** 413 * WPS_EV_PBC_OVERLAP - PBC session overlap detected 414 */ 415 WPS_EV_PBC_OVERLAP, 416 417 /** 418 * WPS_EV_PBC_TIMEOUT - PBC walktime expired before protocol run start 419 */ 420 WPS_EV_PBC_TIMEOUT, 421 422 /** 423 * WPS_EV_ER_AP_ADD - ER: AP added 424 */ 425 WPS_EV_ER_AP_ADD, 426 427 /** 428 * WPS_EV_ER_AP_REMOVE - ER: AP removed 429 */ 430 WPS_EV_ER_AP_REMOVE, 431 432 /** 433 * WPS_EV_ER_ENROLLEE_ADD - ER: Enrollee added 434 */ 435 WPS_EV_ER_ENROLLEE_ADD, 436 437 /** 438 * WPS_EV_ER_ENROLLEE_REMOVE - ER: Enrollee removed 439 */ 440 WPS_EV_ER_ENROLLEE_REMOVE, 441 442 /** 443 * WPS_EV_ER_AP_SETTINGS - ER: AP Settings learned 444 */ 445 WPS_EV_ER_AP_SETTINGS, 446 447 /** 448 * WPS_EV_ER_SET_SELECTED_REGISTRAR - ER: SetSelectedRegistrar event 449 */ 450 WPS_EV_ER_SET_SELECTED_REGISTRAR, 451 452 /** 453 * WPS_EV_AP_PIN_SUCCESS - External Registrar used correct AP PIN 454 */ 455 WPS_EV_AP_PIN_SUCCESS 456 }; 457 458 /** 459 * union wps_event_data - WPS event data 460 */ 461 union wps_event_data { 462 /** 463 * struct wps_event_m2d - M2D event data 464 */ 465 struct wps_event_m2d { 466 u16 config_methods; 467 const u8 *manufacturer; 468 size_t manufacturer_len; 469 const u8 *model_name; 470 size_t model_name_len; 471 const u8 *model_number; 472 size_t model_number_len; 473 const u8 *serial_number; 474 size_t serial_number_len; 475 const u8 *dev_name; 476 size_t dev_name_len; 477 const u8 *primary_dev_type; /* 8 octets */ 478 u16 config_error; 479 u16 dev_password_id; 480 } m2d; 481 482 /** 483 * struct wps_event_fail - Registration failure information 484 * @msg: enum wps_msg_type 485 */ 486 struct wps_event_fail { 487 int msg; 488 u16 config_error; 489 u16 error_indication; 490 } fail; 491 492 struct wps_event_pwd_auth_fail { 493 int enrollee; 494 int part; 495 } pwd_auth_fail; 496 497 struct wps_event_er_ap { 498 const u8 *uuid; 499 const u8 *mac_addr; 500 const char *friendly_name; 501 const char *manufacturer; 502 const char *manufacturer_url; 503 const char *model_description; 504 const char *model_name; 505 const char *model_number; 506 const char *model_url; 507 const char *serial_number; 508 const char *upc; 509 const u8 *pri_dev_type; 510 u8 wps_state; 511 } ap; 512 513 struct wps_event_er_enrollee { 514 const u8 *uuid; 515 const u8 *mac_addr; 516 int m1_received; 517 u16 config_methods; 518 u16 dev_passwd_id; 519 const u8 *pri_dev_type; 520 const char *dev_name; 521 const char *manufacturer; 522 const char *model_name; 523 const char *model_number; 524 const char *serial_number; 525 } enrollee; 526 527 struct wps_event_er_ap_settings { 528 const u8 *uuid; 529 const struct wps_credential *cred; 530 } ap_settings; 531 532 struct wps_event_er_set_selected_registrar { 533 const u8 *uuid; 534 int sel_reg; 535 u16 dev_passwd_id; 536 u16 sel_reg_config_methods; 537 enum { 538 WPS_ER_SET_SEL_REG_START, 539 WPS_ER_SET_SEL_REG_DONE, 540 WPS_ER_SET_SEL_REG_FAILED 541 } state; 542 } set_sel_reg; 543 }; 544 545 /** 546 * struct upnp_pending_message - Pending PutWLANResponse messages 547 * @next: Pointer to next pending message or %NULL 548 * @addr: NewWLANEventMAC 549 * @msg: NewMessage 550 * @type: Message Type 551 */ 552 struct upnp_pending_message { 553 struct upnp_pending_message *next; 554 u8 addr[ETH_ALEN]; 555 struct wpabuf *msg; 556 enum wps_msg_type type; 557 }; 558 559 /** 560 * struct wps_context - Long term WPS context data 561 * 562 * This data is stored at the higher layer Authenticator or Supplicant data 563 * structures and it is maintained over multiple registration protocol runs. 564 */ 565 struct wps_context { 566 /** 567 * ap - Whether the local end is an access point 568 */ 569 int ap; 570 571 /** 572 * registrar - Pointer to WPS registrar data from wps_registrar_init() 573 */ 574 struct wps_registrar *registrar; 575 576 /** 577 * wps_state - Current WPS state 578 */ 579 enum wps_state wps_state; 580 581 /** 582 * ap_setup_locked - Whether AP setup is locked (only used at AP) 583 */ 584 int ap_setup_locked; 585 586 /** 587 * uuid - Own UUID 588 */ 589 u8 uuid[16]; 590 591 /** 592 * ssid - SSID 593 * 594 * This SSID is used by the Registrar to fill in information for 595 * Credentials. In addition, AP uses it when acting as an Enrollee to 596 * notify Registrar of the current configuration. 597 */ 598 u8 ssid[32]; 599 600 /** 601 * ssid_len - Length of ssid in octets 602 */ 603 size_t ssid_len; 604 605 /** 606 * dev - Own WPS device data 607 */ 608 struct wps_device_data dev; 609 610 /** 611 * dh_ctx - Context data for Diffie-Hellman operation 612 */ 613 void *dh_ctx; 614 615 /** 616 * dh_privkey - Diffie-Hellman private key 617 */ 618 struct wpabuf *dh_privkey; 619 620 /** 621 * dh_pubkey_oob - Diffie-Hellman public key 622 */ 623 struct wpabuf *dh_pubkey; 624 625 /** 626 * config_methods - Enabled configuration methods 627 * 628 * Bit field of WPS_CONFIG_* 629 */ 630 u16 config_methods; 631 632 /** 633 * encr_types - Enabled encryption types (bit field of WPS_ENCR_*) 634 */ 635 u16 encr_types; 636 637 /** 638 * auth_types - Authentication types (bit field of WPS_AUTH_*) 639 */ 640 u16 auth_types; 641 642 /** 643 * network_key - The current Network Key (PSK) or %NULL to generate new 644 * 645 * If %NULL, Registrar will generate per-device PSK. In addition, AP 646 * uses this when acting as an Enrollee to notify Registrar of the 647 * current configuration. 648 * 649 * When using WPA/WPA2-Person, this key can be either the ASCII 650 * passphrase (8..63 characters) or the 32-octet PSK (64 hex 651 * characters). When this is set to the ASCII passphrase, the PSK can 652 * be provided in the psk buffer and used per-Enrollee to control which 653 * key type is included in the Credential (e.g., to reduce calculation 654 * need on low-powered devices by provisioning PSK while still allowing 655 * other devices to get the passphrase). 656 */ 657 u8 *network_key; 658 659 /** 660 * network_key_len - Length of network_key in octets 661 */ 662 size_t network_key_len; 663 664 /** 665 * psk - The current network PSK 666 * 667 * This optional value can be used to provide the current PSK if 668 * network_key is set to the ASCII passphrase. 669 */ 670 u8 psk[32]; 671 672 /** 673 * psk_set - Whether psk value is set 674 */ 675 int psk_set; 676 677 /** 678 * ap_settings - AP Settings override for M7 (only used at AP) 679 * 680 * If %NULL, AP Settings attributes will be generated based on the 681 * current network configuration. 682 */ 683 u8 *ap_settings; 684 685 /** 686 * ap_settings_len - Length of ap_settings in octets 687 */ 688 size_t ap_settings_len; 689 690 /** 691 * friendly_name - Friendly Name (required for UPnP) 692 */ 693 char *friendly_name; 694 695 /** 696 * manufacturer_url - Manufacturer URL (optional for UPnP) 697 */ 698 char *manufacturer_url; 699 700 /** 701 * model_description - Model Description (recommended for UPnP) 702 */ 703 char *model_description; 704 705 /** 706 * model_url - Model URL (optional for UPnP) 707 */ 708 char *model_url; 709 710 /** 711 * upc - Universal Product Code (optional for UPnP) 712 */ 713 char *upc; 714 715 /** 716 * cred_cb - Callback to notify that new Credentials were received 717 * @ctx: Higher layer context data (cb_ctx) 718 * @cred: The received Credential 719 * Return: 0 on success, -1 on failure 720 */ 721 int (*cred_cb)(void *ctx, const struct wps_credential *cred); 722 723 /** 724 * event_cb - Event callback (state information about progress) 725 * @ctx: Higher layer context data (cb_ctx) 726 * @event: Event type 727 * @data: Event data 728 */ 729 void (*event_cb)(void *ctx, enum wps_event event, 730 union wps_event_data *data); 731 732 /** 733 * cb_ctx: Higher layer context data for callbacks 734 */ 735 void *cb_ctx; 736 737 struct upnp_wps_device_sm *wps_upnp; 738 739 /* Pending messages from UPnP PutWLANResponse */ 740 struct upnp_pending_message *upnp_msgs; 741 742 u16 ap_nfc_dev_pw_id; 743 struct wpabuf *ap_nfc_dh_pubkey; 744 struct wpabuf *ap_nfc_dh_privkey; 745 struct wpabuf *ap_nfc_dev_pw; 746 }; 747 748 struct wps_registrar * 749 wps_registrar_init(struct wps_context *wps, 750 const struct wps_registrar_config *cfg); 751 void wps_registrar_deinit(struct wps_registrar *reg); 752 int wps_registrar_add_pin(struct wps_registrar *reg, const u8 *addr, 753 const u8 *uuid, const u8 *pin, size_t pin_len, 754 int timeout); 755 int wps_registrar_invalidate_pin(struct wps_registrar *reg, const u8 *uuid); 756 int wps_registrar_wps_cancel(struct wps_registrar *reg); 757 int wps_registrar_unlock_pin(struct wps_registrar *reg, const u8 *uuid); 758 int wps_registrar_button_pushed(struct wps_registrar *reg, 759 const u8 *p2p_dev_addr); 760 void wps_registrar_complete(struct wps_registrar *registrar, const u8 *uuid_e, 761 const u8 *dev_pw, size_t dev_pw_len); 762 void wps_registrar_probe_req_rx(struct wps_registrar *reg, const u8 *addr, 763 const struct wpabuf *wps_data, 764 int p2p_wildcard); 765 int wps_registrar_update_ie(struct wps_registrar *reg); 766 int wps_registrar_get_info(struct wps_registrar *reg, const u8 *addr, 767 char *buf, size_t buflen); 768 int wps_registrar_config_ap(struct wps_registrar *reg, 769 struct wps_credential *cred); 770 int wps_registrar_add_nfc_pw_token(struct wps_registrar *reg, 771 const u8 *pubkey_hash, u16 pw_id, 772 const u8 *dev_pw, size_t dev_pw_len); 773 int wps_registrar_add_nfc_password_token(struct wps_registrar *reg, 774 const u8 *oob_dev_pw, 775 size_t oob_dev_pw_len); 776 777 int wps_build_credential_wrap(struct wpabuf *msg, 778 const struct wps_credential *cred); 779 780 unsigned int wps_pin_checksum(unsigned int pin); 781 unsigned int wps_pin_valid(unsigned int pin); 782 unsigned int wps_generate_pin(void); 783 int wps_pin_str_valid(const char *pin); 784 void wps_free_pending_msgs(struct upnp_pending_message *msgs); 785 786 struct wpabuf * wps_get_oob_cred(struct wps_context *wps); 787 int wps_oob_use_cred(struct wps_context *wps, struct wps_parse_attr *attr); 788 int wps_attr_text(struct wpabuf *data, char *buf, char *end); 789 790 struct wps_er * wps_er_init(struct wps_context *wps, const char *ifname, 791 const char *filter); 792 void wps_er_refresh(struct wps_er *er); 793 void wps_er_deinit(struct wps_er *er, void (*cb)(void *ctx), void *ctx); 794 void wps_er_set_sel_reg(struct wps_er *er, int sel_reg, u16 dev_passwd_id, 795 u16 sel_reg_config_methods); 796 int wps_er_pbc(struct wps_er *er, const u8 *uuid); 797 int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *pin, 798 size_t pin_len); 799 int wps_er_set_config(struct wps_er *er, const u8 *uuid, 800 const struct wps_credential *cred); 801 int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *pin, 802 size_t pin_len, const struct wps_credential *cred); 803 struct wpabuf * wps_er_nfc_config_token(struct wps_er *er, const u8 *uuid); 804 805 int wps_dev_type_str2bin(const char *str, u8 dev_type[WPS_DEV_TYPE_LEN]); 806 char * wps_dev_type_bin2str(const u8 dev_type[WPS_DEV_TYPE_LEN], char *buf, 807 size_t buf_len); 808 void uuid_gen_mac_addr(const u8 *mac_addr, u8 *uuid); 809 u16 wps_config_methods_str2bin(const char *str); 810 struct wpabuf * wps_build_nfc_pw_token(u16 dev_pw_id, 811 const struct wpabuf *pubkey, 812 const struct wpabuf *dev_pw); 813 struct wpabuf * wps_nfc_token_gen(int ndef, int *id, struct wpabuf **pubkey, 814 struct wpabuf **privkey, 815 struct wpabuf **dev_pw); 816 817 /* ndef.c */ 818 struct wpabuf * ndef_parse_wifi(const struct wpabuf *buf); 819 struct wpabuf * ndef_build_wifi(const struct wpabuf *buf); 820 struct wpabuf * ndef_build_wifi_hr(void); 821 822 #ifdef CONFIG_WPS_STRICT 823 int wps_validate_beacon(const struct wpabuf *wps_ie); 824 int wps_validate_beacon_probe_resp(const struct wpabuf *wps_ie, int probe, 825 const u8 *addr); 826 int wps_validate_probe_req(const struct wpabuf *wps_ie, const u8 *addr); 827 int wps_validate_assoc_req(const struct wpabuf *wps_ie); 828 int wps_validate_assoc_resp(const struct wpabuf *wps_ie); 829 int wps_validate_m1(const struct wpabuf *tlvs); 830 int wps_validate_m2(const struct wpabuf *tlvs); 831 int wps_validate_m2d(const struct wpabuf *tlvs); 832 int wps_validate_m3(const struct wpabuf *tlvs); 833 int wps_validate_m4(const struct wpabuf *tlvs); 834 int wps_validate_m4_encr(const struct wpabuf *tlvs, int wps2); 835 int wps_validate_m5(const struct wpabuf *tlvs); 836 int wps_validate_m5_encr(const struct wpabuf *tlvs, int wps2); 837 int wps_validate_m6(const struct wpabuf *tlvs); 838 int wps_validate_m6_encr(const struct wpabuf *tlvs, int wps2); 839 int wps_validate_m7(const struct wpabuf *tlvs); 840 int wps_validate_m7_encr(const struct wpabuf *tlvs, int ap, int wps2); 841 int wps_validate_m8(const struct wpabuf *tlvs); 842 int wps_validate_m8_encr(const struct wpabuf *tlvs, int ap, int wps2); 843 int wps_validate_wsc_ack(const struct wpabuf *tlvs); 844 int wps_validate_wsc_nack(const struct wpabuf *tlvs); 845 int wps_validate_wsc_done(const struct wpabuf *tlvs); 846 int wps_validate_upnp_set_selected_registrar(const struct wpabuf *tlvs); 847 #else /* CONFIG_WPS_STRICT */ 848 static inline int wps_validate_beacon(const struct wpabuf *wps_ie){ 849 return 0; 850 } 851 852 static inline int wps_validate_beacon_probe_resp(const struct wpabuf *wps_ie, 853 int probe, const u8 *addr) 854 { 855 return 0; 856 } 857 858 static inline int wps_validate_probe_req(const struct wpabuf *wps_ie, 859 const u8 *addr) 860 { 861 return 0; 862 } 863 864 static inline int wps_validate_assoc_req(const struct wpabuf *wps_ie) 865 { 866 return 0; 867 } 868 869 static inline int wps_validate_assoc_resp(const struct wpabuf *wps_ie) 870 { 871 return 0; 872 } 873 874 static inline int wps_validate_m1(const struct wpabuf *tlvs) 875 { 876 return 0; 877 } 878 879 static inline int wps_validate_m2(const struct wpabuf *tlvs) 880 { 881 return 0; 882 } 883 884 static inline int wps_validate_m2d(const struct wpabuf *tlvs) 885 { 886 return 0; 887 } 888 889 static inline int wps_validate_m3(const struct wpabuf *tlvs) 890 { 891 return 0; 892 } 893 894 static inline int wps_validate_m4(const struct wpabuf *tlvs) 895 { 896 return 0; 897 } 898 899 static inline int wps_validate_m4_encr(const struct wpabuf *tlvs, int wps2) 900 { 901 return 0; 902 } 903 904 static inline int wps_validate_m5(const struct wpabuf *tlvs) 905 { 906 return 0; 907 } 908 909 static inline int wps_validate_m5_encr(const struct wpabuf *tlvs, int wps2) 910 { 911 return 0; 912 } 913 914 static inline int wps_validate_m6(const struct wpabuf *tlvs) 915 { 916 return 0; 917 } 918 919 static inline int wps_validate_m6_encr(const struct wpabuf *tlvs, int wps2) 920 { 921 return 0; 922 } 923 924 static inline int wps_validate_m7(const struct wpabuf *tlvs) 925 { 926 return 0; 927 } 928 929 static inline int wps_validate_m7_encr(const struct wpabuf *tlvs, int ap, 930 int wps2) 931 { 932 return 0; 933 } 934 935 static inline int wps_validate_m8(const struct wpabuf *tlvs) 936 { 937 return 0; 938 } 939 940 static inline int wps_validate_m8_encr(const struct wpabuf *tlvs, int ap, 941 int wps2) 942 { 943 return 0; 944 } 945 946 static inline int wps_validate_wsc_ack(const struct wpabuf *tlvs) 947 { 948 return 0; 949 } 950 951 static inline int wps_validate_wsc_nack(const struct wpabuf *tlvs) 952 { 953 return 0; 954 } 955 956 static inline int wps_validate_wsc_done(const struct wpabuf *tlvs) 957 { 958 return 0; 959 } 960 961 static inline int wps_validate_upnp_set_selected_registrar( 962 const struct wpabuf *tlvs) 963 { 964 return 0; 965 } 966 #endif /* CONFIG_WPS_STRICT */ 967 968 #endif /* WPS_H */ 969