p2p_i.h revision 04949598a23f501be6eec21697465fd46a28840a
1/* 2 * P2P - Internal definitions for P2P module 3 * Copyright (c) 2009-2010, Atheros Communications 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9#ifndef P2P_I_H 10#define P2P_I_H 11 12#include "utils/list.h" 13#include "p2p.h" 14 15enum p2p_go_state { 16 UNKNOWN_GO, 17 LOCAL_GO, 18 REMOTE_GO 19}; 20 21/** 22 * struct p2p_device - P2P Device data (internal to P2P module) 23 */ 24struct p2p_device { 25 struct dl_list list; 26 struct os_time last_seen; 27 int listen_freq; 28 enum p2p_wps_method wps_method; 29 30 struct p2p_peer_info info; 31 32 /* 33 * If the peer was discovered based on an interface address (e.g., GO 34 * from Beacon/Probe Response), the interface address is stored here. 35 * p2p_device_addr must still be set in such a case to the unique 36 * identifier for the P2P Device. 37 */ 38 u8 interface_addr[ETH_ALEN]; 39 40 /* 41 * P2P Device Address of the GO in whose group this P2P Device is a 42 * client. 43 */ 44 u8 member_in_go_dev[ETH_ALEN]; 45 46 /* 47 * P2P Interface Address of the GO in whose group this P2P Device is a 48 * client. 49 */ 50 u8 member_in_go_iface[ETH_ALEN]; 51 52 int go_neg_req_sent; 53 enum p2p_go_state go_state; 54 u8 dialog_token; 55 u8 intended_addr[ETH_ALEN]; 56 57 char country[3]; 58 struct p2p_channels channels; 59 int oper_freq; 60 u8 oper_ssid[32]; 61 size_t oper_ssid_len; 62 63 /** 64 * req_config_methods - Pending provision discovery methods 65 */ 66 u16 req_config_methods; 67 68 /** 69 * wps_prov_info - Stored provisioning WPS config method 70 * 71 * This is used to store pending WPS config method between Provisioning 72 * Discovery and connection to a running group. 73 */ 74 u16 wps_prov_info; 75 76#define P2P_DEV_PROBE_REQ_ONLY BIT(0) 77#define P2P_DEV_REPORTED BIT(1) 78#define P2P_DEV_NOT_YET_READY BIT(2) 79#define P2P_DEV_SD_INFO BIT(3) 80#define P2P_DEV_SD_SCHEDULE BIT(4) 81#define P2P_DEV_PD_PEER_DISPLAY BIT(5) 82#define P2P_DEV_PD_PEER_KEYPAD BIT(6) 83#define P2P_DEV_USER_REJECTED BIT(7) 84#define P2P_DEV_PEER_WAITING_RESPONSE BIT(8) 85#define P2P_DEV_PREFER_PERSISTENT_GROUP BIT(9) 86#define P2P_DEV_WAIT_GO_NEG_RESPONSE BIT(10) 87#define P2P_DEV_WAIT_GO_NEG_CONFIRM BIT(11) 88#define P2P_DEV_GROUP_CLIENT_ONLY BIT(12) 89#define P2P_DEV_FORCE_FREQ BIT(13) 90#define P2P_DEV_PD_FOR_JOIN BIT(14) 91#define P2P_DEV_REPORTED_ONCE BIT(15) 92#define P2P_DEV_PREFER_PERSISTENT_RECONN BIT(16) 93#define P2P_DEV_PD_BEFORE_GO_NEG BIT(17) 94 unsigned int flags; 95 96 int status; /* enum p2p_status_code */ 97 unsigned int wait_count; 98 unsigned int connect_reqs; 99 unsigned int invitation_reqs; 100 101 u16 ext_listen_period; 102 u16 ext_listen_interval; 103 104 u8 go_timeout; 105 u8 client_timeout; 106}; 107 108struct p2p_sd_query { 109 struct p2p_sd_query *next; 110 u8 peer[ETH_ALEN]; 111 int for_all_peers; 112 struct wpabuf *tlvs; 113}; 114 115struct p2p_pending_action_tx { 116 unsigned int freq; 117 u8 dst[ETH_ALEN]; 118 u8 src[ETH_ALEN]; 119 u8 bssid[ETH_ALEN]; 120 size_t len; 121 unsigned int wait_time; 122 /* Followed by len octets of the frame */ 123}; 124 125/** 126 * struct p2p_data - P2P module data (internal to P2P module) 127 */ 128struct p2p_data { 129 /** 130 * cfg - P2P module configuration 131 * 132 * This is included in the same memory allocation with the 133 * struct p2p_data and as such, must not be freed separately. 134 */ 135 struct p2p_config *cfg; 136 137 /** 138 * state - The current P2P state 139 */ 140 enum p2p_state { 141 /** 142 * P2P_IDLE - Idle 143 */ 144 P2P_IDLE, 145 146 /** 147 * P2P_SEARCH - Search (Device Discovery) 148 */ 149 P2P_SEARCH, 150 151 /** 152 * P2P_CONNECT - Trying to start GO Negotiation 153 */ 154 P2P_CONNECT, 155 156 /** 157 * P2P_CONNECT_LISTEN - Listen during GO Negotiation start 158 */ 159 P2P_CONNECT_LISTEN, 160 161 /** 162 * P2P_GO_NEG - In GO Negotiation 163 */ 164 P2P_GO_NEG, 165 166 /** 167 * P2P_LISTEN_ONLY - Listen only 168 */ 169 P2P_LISTEN_ONLY, 170 171 /** 172 * P2P_WAIT_PEER_CONNECT - Waiting peer in List for GO Neg 173 */ 174 P2P_WAIT_PEER_CONNECT, 175 176 /** 177 * P2P_WAIT_PEER_IDLE - Waiting peer idle for GO Neg 178 */ 179 P2P_WAIT_PEER_IDLE, 180 181 /** 182 * P2P_SD_DURING_FIND - Service Discovery during find 183 */ 184 P2P_SD_DURING_FIND, 185 186 /** 187 * P2P_PROVISIONING - Provisioning (during group formation) 188 */ 189 P2P_PROVISIONING, 190 191 /** 192 * P2P_PD_DURING_FIND - Provision Discovery during find 193 */ 194 P2P_PD_DURING_FIND, 195 196 /** 197 * P2P_INVITE - Trying to start Invite 198 */ 199 P2P_INVITE, 200 201 /** 202 * P2P_INVITE_LISTEN - Listen during Invite 203 */ 204 P2P_INVITE_LISTEN, 205 206 /** 207 * P2P_SEARCH_WHEN_READY - Waiting to start Search 208 */ 209 P2P_SEARCH_WHEN_READY, 210 } state; 211 212 /** 213 * min_disc_int - minDiscoverableInterval 214 */ 215 int min_disc_int; 216 217 /** 218 * max_disc_int - maxDiscoverableInterval 219 */ 220 int max_disc_int; 221 222 /** 223 * devices - List of known P2P Device peers 224 */ 225 struct dl_list devices; 226 227#ifdef ANDROID_P2P 228 /** 229 * sd_dev_list - device pointer to be serviced next 230 * for service discovery 231 */ 232 struct dl_list *sd_dev_list; 233#endif 234 235 /** 236 * go_neg_peer - Pointer to GO Negotiation peer 237 */ 238 struct p2p_device *go_neg_peer; 239 240 /** 241 * invite_peer - Pointer to Invite peer 242 */ 243 struct p2p_device *invite_peer; 244 245 const u8 *invite_go_dev_addr; 246 u8 invite_go_dev_addr_buf[ETH_ALEN]; 247 248 /** 249 * sd_peer - Pointer to Service Discovery peer 250 */ 251 struct p2p_device *sd_peer; 252 253 /** 254 * sd_query - Pointer to Service Discovery query 255 */ 256 struct p2p_sd_query *sd_query; 257 258 /* GO Negotiation data */ 259 260 /** 261 * intended_addr - Local Intended P2P Interface Address 262 * 263 * This address is used during group owner negotiation as the Intended 264 * P2P Interface Address and the group interface will be created with 265 * address as the local address in case of successfully completed 266 * negotiation. 267 */ 268 u8 intended_addr[ETH_ALEN]; 269 270 /** 271 * go_intent - Local GO Intent to be used during GO Negotiation 272 */ 273 u8 go_intent; 274 275 /** 276 * next_tie_breaker - Next tie-breaker value to use in GO Negotiation 277 */ 278 u8 next_tie_breaker; 279 280 /** 281 * ssid - Selected SSID for GO Negotiation (if local end will be GO) 282 */ 283 u8 ssid[32]; 284 285 /** 286 * ssid_len - ssid length in octets 287 */ 288 size_t ssid_len; 289 290 /** 291 * ssid_set - Whether SSID is already set for GO Negotiation 292 */ 293 int ssid_set; 294 295 /** 296 * Regulatory class for own operational channel 297 */ 298 u8 op_reg_class; 299 300 /** 301 * op_channel - Own operational channel 302 */ 303 u8 op_channel; 304 305 /** 306 * channels - Own supported regulatory classes and channels 307 * 308 * List of supposerted channels per regulatory class. The regulatory 309 * classes are defined in IEEE Std 802.11-2007 Annex J and the 310 * numbering of the clases depends on the configured country code. 311 */ 312 struct p2p_channels channels; 313 314 enum p2p_pending_action_state { 315 P2P_NO_PENDING_ACTION, 316 P2P_PENDING_GO_NEG_REQUEST, 317 P2P_PENDING_GO_NEG_RESPONSE, 318 P2P_PENDING_GO_NEG_RESPONSE_FAILURE, 319 P2P_PENDING_GO_NEG_CONFIRM, 320 P2P_PENDING_SD, 321 P2P_PENDING_PD, 322 P2P_PENDING_INVITATION_REQUEST, 323 P2P_PENDING_INVITATION_RESPONSE, 324 P2P_PENDING_DEV_DISC_REQUEST, 325 P2P_PENDING_DEV_DISC_RESPONSE, 326 P2P_PENDING_GO_DISC_REQ 327 } pending_action_state; 328 329 unsigned int pending_listen_freq; 330 unsigned int pending_listen_sec; 331 unsigned int pending_listen_usec; 332 333 u8 dev_capab; 334 335 int in_listen; 336 int drv_in_listen; 337 338 /** 339 * sd_queries - Pending service discovery queries 340 */ 341 struct p2p_sd_query *sd_queries; 342 343 /** 344 * srv_update_indic - Service Update Indicator for local services 345 */ 346 u16 srv_update_indic; 347 348 struct wpabuf *sd_resp; /* Fragmented SD response */ 349 u8 sd_resp_addr[ETH_ALEN]; 350 u8 sd_resp_dialog_token; 351 size_t sd_resp_pos; /* Offset in sd_resp */ 352 u8 sd_frag_id; 353 354 struct wpabuf *sd_rx_resp; /* Reassembled SD response */ 355 u16 sd_rx_update_indic; 356 357 /* P2P Invitation data */ 358 enum p2p_invite_role inv_role; 359 u8 inv_bssid[ETH_ALEN]; 360 int inv_bssid_set; 361 u8 inv_ssid[32]; 362 size_t inv_ssid_len; 363 u8 inv_sa[ETH_ALEN]; 364 u8 inv_group_bssid[ETH_ALEN]; 365 u8 *inv_group_bssid_ptr; 366 u8 inv_go_dev_addr[ETH_ALEN]; 367 u8 inv_status; 368 int inv_op_freq; 369 int inv_persistent; 370 371 enum p2p_discovery_type find_type; 372 unsigned int last_p2p_find_timeout; 373 u8 last_prog_scan_class; 374 u8 last_prog_scan_chan; 375 int p2p_scan_running; 376 enum p2p_after_scan { 377 P2P_AFTER_SCAN_NOTHING, 378 P2P_AFTER_SCAN_LISTEN, 379 P2P_AFTER_SCAN_CONNECT 380 } start_after_scan; 381 u8 after_scan_peer[ETH_ALEN]; 382 struct p2p_pending_action_tx *after_scan_tx; 383 384 /* Requested device types for find/search */ 385 unsigned int num_req_dev_types; 386 u8 *req_dev_types; 387 u8 *find_dev_id; 388 u8 find_dev_id_buf[ETH_ALEN]; 389 390 struct p2p_group **groups; 391 size_t num_groups; 392 393 struct p2p_device *pending_client_disc_go; 394 u8 pending_client_disc_addr[ETH_ALEN]; 395 u8 pending_dev_disc_dialog_token; 396 u8 pending_dev_disc_addr[ETH_ALEN]; 397 int pending_dev_disc_freq; 398 unsigned int pending_client_disc_freq; 399 400 int ext_listen_only; 401 unsigned int ext_listen_period; 402 unsigned int ext_listen_interval; 403 unsigned int ext_listen_interval_sec; 404 unsigned int ext_listen_interval_usec; 405 406 u8 peer_filter[ETH_ALEN]; 407 408 int cross_connect; 409 410 int best_freq_24; 411 int best_freq_5; 412 int best_freq_overall; 413 414 /** 415 * wps_vendor_ext - WPS Vendor Extensions to add 416 */ 417 struct wpabuf *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 418 419 /* 420 * user_initiated_pd - Whether a PD request is user initiated or not. 421 */ 422 u8 user_initiated_pd; 423 424 /* 425 * Keep track of which peer a given PD request was sent to. 426 * Used to raise a timeout alert in case there is no response. 427 */ 428 u8 pending_pd_devaddr[ETH_ALEN]; 429 430 /* 431 * Retry counter for provision discovery requests when issued 432 * in IDLE state. 433 */ 434 int pd_retries; 435}; 436 437/** 438 * struct p2p_message - Parsed P2P message (or P2P IE) 439 */ 440struct p2p_message { 441 struct wpabuf *p2p_attributes; 442 struct wpabuf *wps_attributes; 443 444 u8 dialog_token; 445 446 const u8 *capability; 447 const u8 *go_intent; 448 const u8 *status; 449 const u8 *listen_channel; 450 const u8 *operating_channel; 451 const u8 *channel_list; 452 u8 channel_list_len; 453 const u8 *config_timeout; 454 const u8 *intended_addr; 455 const u8 *group_bssid; 456 const u8 *invitation_flags; 457 458 const u8 *group_info; 459 size_t group_info_len; 460 461 const u8 *group_id; 462 size_t group_id_len; 463 464 const u8 *device_id; 465 466 const u8 *manageability; 467 468 const u8 *noa; 469 size_t noa_len; 470 471 const u8 *ext_listen_timing; 472 473 const u8 *minor_reason_code; 474 475 /* P2P Device Info */ 476 const u8 *p2p_device_info; 477 size_t p2p_device_info_len; 478 const u8 *p2p_device_addr; 479 const u8 *pri_dev_type; 480 u8 num_sec_dev_types; 481 char device_name[33]; 482 u16 config_methods; 483 484 /* WPS IE */ 485 u16 dev_password_id; 486 u16 wps_config_methods; 487 const u8 *wps_pri_dev_type; 488 const u8 *wps_sec_dev_type_list; 489 size_t wps_sec_dev_type_list_len; 490 const u8 *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 491 size_t wps_vendor_ext_len[P2P_MAX_WPS_VENDOR_EXT]; 492 const u8 *manufacturer; 493 size_t manufacturer_len; 494 const u8 *model_name; 495 size_t model_name_len; 496 const u8 *model_number; 497 size_t model_number_len; 498 const u8 *serial_number; 499 size_t serial_number_len; 500 501 /* DS Parameter Set IE */ 502 const u8 *ds_params; 503 504 /* SSID IE */ 505 const u8 *ssid; 506}; 507 508 509#define P2P_MAX_GROUP_ENTRIES 50 510 511struct p2p_group_info { 512 unsigned int num_clients; 513 struct p2p_client_info { 514 const u8 *p2p_device_addr; 515 const u8 *p2p_interface_addr; 516 u8 dev_capab; 517 u16 config_methods; 518 const u8 *pri_dev_type; 519 u8 num_sec_dev_types; 520 const u8 *sec_dev_types; 521 const char *dev_name; 522 size_t dev_name_len; 523 } client[P2P_MAX_GROUP_ENTRIES]; 524}; 525 526 527/* p2p_utils.c */ 528int p2p_random(char *buf, size_t len); 529int p2p_channel_to_freq(const char *country, int reg_class, int channel); 530int p2p_freq_to_channel(const char *country, unsigned int freq, u8 *reg_class, 531 u8 *channel); 532void p2p_channels_intersect(const struct p2p_channels *a, 533 const struct p2p_channels *b, 534 struct p2p_channels *res); 535int p2p_channels_includes(const struct p2p_channels *channels, u8 reg_class, 536 u8 channel); 537 538/* p2p_parse.c */ 539int p2p_parse_p2p_ie(const struct wpabuf *buf, struct p2p_message *msg); 540int p2p_parse_ies(const u8 *data, size_t len, struct p2p_message *msg); 541int p2p_parse(const u8 *data, size_t len, struct p2p_message *msg); 542void p2p_parse_free(struct p2p_message *msg); 543int p2p_attr_text(struct wpabuf *data, char *buf, char *end); 544int p2p_group_info_parse(const u8 *gi, size_t gi_len, 545 struct p2p_group_info *info); 546 547/* p2p_build.c */ 548 549struct p2p_noa_desc { 550 u8 count_type; 551 u32 duration; 552 u32 interval; 553 u32 start_time; 554}; 555 556/* p2p_group.c */ 557const u8 * p2p_group_get_interface_addr(struct p2p_group *group); 558u8 p2p_group_presence_req(struct p2p_group *group, 559 const u8 *client_interface_addr, 560 const u8 *noa, size_t noa_len); 561int p2p_group_is_group_id_match(struct p2p_group *group, const u8 *group_id, 562 size_t group_id_len); 563 564 565void p2p_buf_add_action_hdr(struct wpabuf *buf, u8 subtype, u8 dialog_token); 566void p2p_buf_add_public_action_hdr(struct wpabuf *buf, u8 subtype, 567 u8 dialog_token); 568u8 * p2p_buf_add_ie_hdr(struct wpabuf *buf); 569void p2p_buf_add_status(struct wpabuf *buf, u8 status); 570void p2p_buf_add_device_info(struct wpabuf *buf, struct p2p_data *p2p, 571 struct p2p_device *peer); 572void p2p_buf_add_device_id(struct wpabuf *buf, const u8 *dev_addr); 573void p2p_buf_update_ie_hdr(struct wpabuf *buf, u8 *len); 574void p2p_buf_add_capability(struct wpabuf *buf, u8 dev_capab, u8 group_capab); 575void p2p_buf_add_go_intent(struct wpabuf *buf, u8 go_intent); 576void p2p_buf_add_listen_channel(struct wpabuf *buf, const char *country, 577 u8 reg_class, u8 channel); 578void p2p_buf_add_operating_channel(struct wpabuf *buf, const char *country, 579 u8 reg_class, u8 channel); 580void p2p_buf_add_channel_list(struct wpabuf *buf, const char *country, 581 struct p2p_channels *chan); 582void p2p_buf_add_config_timeout(struct wpabuf *buf, u8 go_timeout, 583 u8 client_timeout); 584void p2p_buf_add_intended_addr(struct wpabuf *buf, const u8 *interface_addr); 585void p2p_buf_add_group_bssid(struct wpabuf *buf, const u8 *bssid); 586void p2p_buf_add_group_id(struct wpabuf *buf, const u8 *dev_addr, 587 const u8 *ssid, size_t ssid_len); 588void p2p_buf_add_invitation_flags(struct wpabuf *buf, u8 flags); 589void p2p_buf_add_noa(struct wpabuf *buf, u8 noa_index, u8 opp_ps, u8 ctwindow, 590 struct p2p_noa_desc *desc1, struct p2p_noa_desc *desc2); 591void p2p_buf_add_ext_listen_timing(struct wpabuf *buf, u16 period, 592 u16 interval); 593void p2p_buf_add_p2p_interface(struct wpabuf *buf, struct p2p_data *p2p); 594void p2p_build_wps_ie(struct p2p_data *p2p, struct wpabuf *buf, int pw_id, 595 int all_attr); 596 597/* p2p_sd.c */ 598struct p2p_sd_query * p2p_pending_sd_req(struct p2p_data *p2p, 599 struct p2p_device *dev); 600void p2p_free_sd_queries(struct p2p_data *p2p); 601void p2p_rx_gas_initial_req(struct p2p_data *p2p, const u8 *sa, 602 const u8 *data, size_t len, int rx_freq); 603void p2p_rx_gas_initial_resp(struct p2p_data *p2p, const u8 *sa, 604 const u8 *data, size_t len, int rx_freq); 605void p2p_rx_gas_comeback_req(struct p2p_data *p2p, const u8 *sa, 606 const u8 *data, size_t len, int rx_freq); 607void p2p_rx_gas_comeback_resp(struct p2p_data *p2p, const u8 *sa, 608 const u8 *data, size_t len, int rx_freq); 609int p2p_start_sd(struct p2p_data *p2p, struct p2p_device *dev); 610 611/* p2p_go_neg.c */ 612int p2p_peer_channels_check(struct p2p_data *p2p, struct p2p_channels *own, 613 struct p2p_device *dev, 614 const u8 *channel_list, size_t channel_list_len); 615void p2p_process_go_neg_req(struct p2p_data *p2p, const u8 *sa, 616 const u8 *data, size_t len, int rx_freq); 617void p2p_process_go_neg_resp(struct p2p_data *p2p, const u8 *sa, 618 const u8 *data, size_t len, int rx_freq); 619void p2p_process_go_neg_conf(struct p2p_data *p2p, const u8 *sa, 620 const u8 *data, size_t len); 621int p2p_connect_send(struct p2p_data *p2p, struct p2p_device *dev); 622u16 p2p_wps_method_pw_id(enum p2p_wps_method wps_method); 623 624/* p2p_pd.c */ 625void p2p_process_prov_disc_req(struct p2p_data *p2p, const u8 *sa, 626 const u8 *data, size_t len, int rx_freq); 627void p2p_process_prov_disc_resp(struct p2p_data *p2p, const u8 *sa, 628 const u8 *data, size_t len); 629int p2p_send_prov_disc_req(struct p2p_data *p2p, struct p2p_device *dev, 630 int join, int force_freq); 631void p2p_reset_pending_pd(struct p2p_data *p2p); 632 633/* p2p_invitation.c */ 634void p2p_process_invitation_req(struct p2p_data *p2p, const u8 *sa, 635 const u8 *data, size_t len, int rx_freq); 636void p2p_process_invitation_resp(struct p2p_data *p2p, const u8 *sa, 637 const u8 *data, size_t len); 638int p2p_invite_send(struct p2p_data *p2p, struct p2p_device *dev, 639 const u8 *go_dev_addr); 640void p2p_invitation_req_cb(struct p2p_data *p2p, int success); 641void p2p_invitation_resp_cb(struct p2p_data *p2p, int success); 642 643/* p2p_dev_disc.c */ 644void p2p_process_dev_disc_req(struct p2p_data *p2p, const u8 *sa, 645 const u8 *data, size_t len, int rx_freq); 646void p2p_dev_disc_req_cb(struct p2p_data *p2p, int success); 647int p2p_send_dev_disc_req(struct p2p_data *p2p, struct p2p_device *dev); 648void p2p_dev_disc_resp_cb(struct p2p_data *p2p, int success); 649void p2p_process_dev_disc_resp(struct p2p_data *p2p, const u8 *sa, 650 const u8 *data, size_t len); 651void p2p_go_disc_req_cb(struct p2p_data *p2p, int success); 652void p2p_process_go_disc_req(struct p2p_data *p2p, const u8 *da, const u8 *sa, 653 const u8 *data, size_t len, int rx_freq); 654 655/* p2p.c */ 656void p2p_set_state(struct p2p_data *p2p, int new_state); 657void p2p_set_timeout(struct p2p_data *p2p, unsigned int sec, 658 unsigned int usec); 659void p2p_clear_timeout(struct p2p_data *p2p); 660void p2p_continue_find(struct p2p_data *p2p); 661struct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 662 const u8 *addr, 663 struct p2p_message *msg); 664void p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 665 struct p2p_device *dev, struct p2p_message *msg); 666int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, int level, 667 const u8 *ies, size_t ies_len, int scan_res); 668struct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr); 669struct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, 670 const u8 *addr); 671void p2p_go_neg_failed(struct p2p_data *p2p, struct p2p_device *peer, 672 int status); 673void p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer); 674int p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps); 675int dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 676 size_t num_req_dev_type); 677struct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p); 678void p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len); 679int p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 680 const u8 *src, const u8 *bssid, const u8 *buf, 681 size_t len, unsigned int wait_time); 682void p2p_stop_listen_for_freq(struct p2p_data *p2p, int freq); 683 684#endif /* P2P_I_H */ 685