p2p_i.h revision f44b9c4a18d17fbd39901f76a014c32006570fb8
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 unsigned int flags; 94 95 int status; /* enum p2p_status_code */ 96 unsigned int wait_count; 97 unsigned int connect_reqs; 98 unsigned int invitation_reqs; 99 100 u16 ext_listen_period; 101 u16 ext_listen_interval; 102 103 u8 go_timeout; 104 u8 client_timeout; 105}; 106 107struct p2p_sd_query { 108 struct p2p_sd_query *next; 109 u8 peer[ETH_ALEN]; 110 int for_all_peers; 111 struct wpabuf *tlvs; 112}; 113 114struct p2p_pending_action_tx { 115 unsigned int freq; 116 u8 dst[ETH_ALEN]; 117 u8 src[ETH_ALEN]; 118 u8 bssid[ETH_ALEN]; 119 size_t len; 120 unsigned int wait_time; 121 /* Followed by len octets of the frame */ 122}; 123 124/** 125 * struct p2p_data - P2P module data (internal to P2P module) 126 */ 127struct p2p_data { 128 /** 129 * cfg - P2P module configuration 130 * 131 * This is included in the same memory allocation with the 132 * struct p2p_data and as such, must not be freed separately. 133 */ 134 struct p2p_config *cfg; 135 136 /** 137 * state - The current P2P state 138 */ 139 enum p2p_state { 140 /** 141 * P2P_IDLE - Idle 142 */ 143 P2P_IDLE, 144 145 /** 146 * P2P_SEARCH - Search (Device Discovery) 147 */ 148 P2P_SEARCH, 149 150 /** 151 * P2P_CONNECT - Trying to start GO Negotiation 152 */ 153 P2P_CONNECT, 154 155 /** 156 * P2P_CONNECT_LISTEN - Listen during GO Negotiation start 157 */ 158 P2P_CONNECT_LISTEN, 159 160 /** 161 * P2P_GO_NEG - In GO Negotiation 162 */ 163 P2P_GO_NEG, 164 165 /** 166 * P2P_LISTEN_ONLY - Listen only 167 */ 168 P2P_LISTEN_ONLY, 169 170 /** 171 * P2P_WAIT_PEER_CONNECT - Waiting peer in List for GO Neg 172 */ 173 P2P_WAIT_PEER_CONNECT, 174 175 /** 176 * P2P_WAIT_PEER_IDLE - Waiting peer idle for GO Neg 177 */ 178 P2P_WAIT_PEER_IDLE, 179 180 /** 181 * P2P_SD_DURING_FIND - Service Discovery during find 182 */ 183 P2P_SD_DURING_FIND, 184 185 /** 186 * P2P_PROVISIONING - Provisioning (during group formation) 187 */ 188 P2P_PROVISIONING, 189 190 /** 191 * P2P_PD_DURING_FIND - Provision Discovery during find 192 */ 193 P2P_PD_DURING_FIND, 194 195 /** 196 * P2P_INVITE - Trying to start Invite 197 */ 198 P2P_INVITE, 199 200 /** 201 * P2P_INVITE_LISTEN - Listen during Invite 202 */ 203 P2P_INVITE_LISTEN, 204 205 /** 206 * P2P_SEARCH_WHEN_READY - Waiting to start Search 207 */ 208 P2P_SEARCH_WHEN_READY, 209 } state; 210 211 /** 212 * min_disc_int - minDiscoverableInterval 213 */ 214 int min_disc_int; 215 216 /** 217 * max_disc_int - maxDiscoverableInterval 218 */ 219 int max_disc_int; 220 221 /** 222 * devices - List of known P2P Device peers 223 */ 224 struct dl_list devices; 225 226#ifdef ANDROID_P2P 227 /** 228 * sd_dev_list - device pointer to be serviced next 229 * for service discovery 230 */ 231 struct dl_list *sd_dev_list; 232#endif 233 234 /** 235 * go_neg_peer - Pointer to GO Negotiation peer 236 */ 237 struct p2p_device *go_neg_peer; 238 239 /** 240 * invite_peer - Pointer to Invite peer 241 */ 242 struct p2p_device *invite_peer; 243 244 const u8 *invite_go_dev_addr; 245 u8 invite_go_dev_addr_buf[ETH_ALEN]; 246 247 /** 248 * sd_peer - Pointer to Service Discovery peer 249 */ 250 struct p2p_device *sd_peer; 251 252 /** 253 * sd_query - Pointer to Service Discovery query 254 */ 255 struct p2p_sd_query *sd_query; 256 257 /* GO Negotiation data */ 258 259 /** 260 * intended_addr - Local Intended P2P Interface Address 261 * 262 * This address is used during group owner negotiation as the Intended 263 * P2P Interface Address and the group interface will be created with 264 * address as the local address in case of successfully completed 265 * negotiation. 266 */ 267 u8 intended_addr[ETH_ALEN]; 268 269 /** 270 * go_intent - Local GO Intent to be used during GO Negotiation 271 */ 272 u8 go_intent; 273 274 /** 275 * next_tie_breaker - Next tie-breaker value to use in GO Negotiation 276 */ 277 u8 next_tie_breaker; 278 279 /** 280 * ssid - Selected SSID for GO Negotiation (if local end will be GO) 281 */ 282 u8 ssid[32]; 283 284 /** 285 * ssid_len - ssid length in octets 286 */ 287 size_t ssid_len; 288 289 /** 290 * ssid_set - Whether SSID is already set for GO Negotiation 291 */ 292 int ssid_set; 293 294 /** 295 * Regulatory class for own operational channel 296 */ 297 u8 op_reg_class; 298 299 /** 300 * op_channel - Own operational channel 301 */ 302 u8 op_channel; 303 304 /** 305 * channels - Own supported regulatory classes and channels 306 * 307 * List of supposerted channels per regulatory class. The regulatory 308 * classes are defined in IEEE Std 802.11-2007 Annex J and the 309 * numbering of the clases depends on the configured country code. 310 */ 311 struct p2p_channels channels; 312 313 enum p2p_pending_action_state { 314 P2P_NO_PENDING_ACTION, 315 P2P_PENDING_GO_NEG_REQUEST, 316 P2P_PENDING_GO_NEG_RESPONSE, 317 P2P_PENDING_GO_NEG_RESPONSE_FAILURE, 318 P2P_PENDING_GO_NEG_CONFIRM, 319 P2P_PENDING_SD, 320 P2P_PENDING_PD, 321 P2P_PENDING_INVITATION_REQUEST, 322 P2P_PENDING_INVITATION_RESPONSE, 323 P2P_PENDING_DEV_DISC_REQUEST, 324 P2P_PENDING_DEV_DISC_RESPONSE, 325 P2P_PENDING_GO_DISC_REQ 326 } pending_action_state; 327 328 unsigned int pending_listen_freq; 329 unsigned int pending_listen_sec; 330 unsigned int pending_listen_usec; 331 332 u8 dev_capab; 333 334 int in_listen; 335 int drv_in_listen; 336 337 /** 338 * sd_queries - Pending service discovery queries 339 */ 340 struct p2p_sd_query *sd_queries; 341 342 /** 343 * srv_update_indic - Service Update Indicator for local services 344 */ 345 u16 srv_update_indic; 346 347 struct wpabuf *sd_resp; /* Fragmented SD response */ 348 u8 sd_resp_addr[ETH_ALEN]; 349 u8 sd_resp_dialog_token; 350 size_t sd_resp_pos; /* Offset in sd_resp */ 351 u8 sd_frag_id; 352 353 struct wpabuf *sd_rx_resp; /* Reassembled SD response */ 354 u16 sd_rx_update_indic; 355 356 /* P2P Invitation data */ 357 enum p2p_invite_role inv_role; 358 u8 inv_bssid[ETH_ALEN]; 359 int inv_bssid_set; 360 u8 inv_ssid[32]; 361 size_t inv_ssid_len; 362 u8 inv_sa[ETH_ALEN]; 363 u8 inv_group_bssid[ETH_ALEN]; 364 u8 *inv_group_bssid_ptr; 365 u8 inv_go_dev_addr[ETH_ALEN]; 366 u8 inv_status; 367 int inv_op_freq; 368 int inv_persistent; 369 370 enum p2p_discovery_type find_type; 371 unsigned int last_p2p_find_timeout; 372 u8 last_prog_scan_class; 373 u8 last_prog_scan_chan; 374 int p2p_scan_running; 375 enum p2p_after_scan { 376 P2P_AFTER_SCAN_NOTHING, 377 P2P_AFTER_SCAN_LISTEN, 378 P2P_AFTER_SCAN_CONNECT 379 } start_after_scan; 380 u8 after_scan_peer[ETH_ALEN]; 381 struct p2p_pending_action_tx *after_scan_tx; 382 383 /* Requested device types for find/search */ 384 unsigned int num_req_dev_types; 385 u8 *req_dev_types; 386 u8 *find_dev_id; 387 u8 find_dev_id_buf[ETH_ALEN]; 388 389 struct p2p_group **groups; 390 size_t num_groups; 391 392 struct p2p_device *pending_client_disc_go; 393 u8 pending_client_disc_addr[ETH_ALEN]; 394 u8 pending_dev_disc_dialog_token; 395 u8 pending_dev_disc_addr[ETH_ALEN]; 396 int pending_dev_disc_freq; 397 unsigned int pending_client_disc_freq; 398 399 int ext_listen_only; 400 unsigned int ext_listen_period; 401 unsigned int ext_listen_interval; 402 unsigned int ext_listen_interval_sec; 403 unsigned int ext_listen_interval_usec; 404 405 u8 peer_filter[ETH_ALEN]; 406 407 int cross_connect; 408 409 int best_freq_24; 410 int best_freq_5; 411 int best_freq_overall; 412 413 /** 414 * wps_vendor_ext - WPS Vendor Extensions to add 415 */ 416 struct wpabuf *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 417 418 /* 419 * user_initiated_pd - Whether a PD request is user initiated or not. 420 */ 421 u8 user_initiated_pd; 422 423 /* 424 * Keep track of which peer a given PD request was sent to. 425 * Used to raise a timeout alert in case there is no response. 426 */ 427 u8 pending_pd_devaddr[ETH_ALEN]; 428 429 /* 430 * Retry counter for provision discovery requests when issued 431 * in IDLE state. 432 */ 433 int pd_retries; 434}; 435 436/** 437 * struct p2p_message - Parsed P2P message (or P2P IE) 438 */ 439struct p2p_message { 440 struct wpabuf *p2p_attributes; 441 struct wpabuf *wps_attributes; 442 443 u8 dialog_token; 444 445 const u8 *capability; 446 const u8 *go_intent; 447 const u8 *status; 448 const u8 *listen_channel; 449 const u8 *operating_channel; 450 const u8 *channel_list; 451 u8 channel_list_len; 452 const u8 *config_timeout; 453 const u8 *intended_addr; 454 const u8 *group_bssid; 455 const u8 *invitation_flags; 456 457 const u8 *group_info; 458 size_t group_info_len; 459 460 const u8 *group_id; 461 size_t group_id_len; 462 463 const u8 *device_id; 464 465 const u8 *manageability; 466 467 const u8 *noa; 468 size_t noa_len; 469 470 const u8 *ext_listen_timing; 471 472 const u8 *minor_reason_code; 473 474 /* P2P Device Info */ 475 const u8 *p2p_device_info; 476 size_t p2p_device_info_len; 477 const u8 *p2p_device_addr; 478 const u8 *pri_dev_type; 479 u8 num_sec_dev_types; 480 char device_name[33]; 481 u16 config_methods; 482 483 /* WPS IE */ 484 u16 dev_password_id; 485 u16 wps_config_methods; 486 const u8 *wps_pri_dev_type; 487 const u8 *wps_sec_dev_type_list; 488 size_t wps_sec_dev_type_list_len; 489 const u8 *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 490 size_t wps_vendor_ext_len[P2P_MAX_WPS_VENDOR_EXT]; 491 const u8 *manufacturer; 492 size_t manufacturer_len; 493 const u8 *model_name; 494 size_t model_name_len; 495 const u8 *model_number; 496 size_t model_number_len; 497 const u8 *serial_number; 498 size_t serial_number_len; 499 500 /* DS Parameter Set IE */ 501 const u8 *ds_params; 502 503 /* SSID IE */ 504 const u8 *ssid; 505}; 506 507 508#define P2P_MAX_GROUP_ENTRIES 50 509 510struct p2p_group_info { 511 unsigned int num_clients; 512 struct p2p_client_info { 513 const u8 *p2p_device_addr; 514 const u8 *p2p_interface_addr; 515 u8 dev_capab; 516 u16 config_methods; 517 const u8 *pri_dev_type; 518 u8 num_sec_dev_types; 519 const u8 *sec_dev_types; 520 const char *dev_name; 521 size_t dev_name_len; 522 } client[P2P_MAX_GROUP_ENTRIES]; 523}; 524 525 526/* p2p_utils.c */ 527int p2p_random(char *buf, size_t len); 528int p2p_channel_to_freq(const char *country, int reg_class, int channel); 529int p2p_freq_to_channel(const char *country, unsigned int freq, u8 *reg_class, 530 u8 *channel); 531void p2p_channels_intersect(const struct p2p_channels *a, 532 const struct p2p_channels *b, 533 struct p2p_channels *res); 534int p2p_channels_includes(const struct p2p_channels *channels, u8 reg_class, 535 u8 channel); 536 537/* p2p_parse.c */ 538int p2p_parse_p2p_ie(const struct wpabuf *buf, struct p2p_message *msg); 539int p2p_parse_ies(const u8 *data, size_t len, struct p2p_message *msg); 540int p2p_parse(const u8 *data, size_t len, struct p2p_message *msg); 541void p2p_parse_free(struct p2p_message *msg); 542int p2p_attr_text(struct wpabuf *data, char *buf, char *end); 543int p2p_group_info_parse(const u8 *gi, size_t gi_len, 544 struct p2p_group_info *info); 545 546/* p2p_build.c */ 547 548struct p2p_noa_desc { 549 u8 count_type; 550 u32 duration; 551 u32 interval; 552 u32 start_time; 553}; 554 555/* p2p_group.c */ 556const u8 * p2p_group_get_interface_addr(struct p2p_group *group); 557u8 p2p_group_presence_req(struct p2p_group *group, 558 const u8 *client_interface_addr, 559 const u8 *noa, size_t noa_len); 560 561 562void p2p_buf_add_action_hdr(struct wpabuf *buf, u8 subtype, u8 dialog_token); 563void p2p_buf_add_public_action_hdr(struct wpabuf *buf, u8 subtype, 564 u8 dialog_token); 565u8 * p2p_buf_add_ie_hdr(struct wpabuf *buf); 566void p2p_buf_add_status(struct wpabuf *buf, u8 status); 567void p2p_buf_add_device_info(struct wpabuf *buf, struct p2p_data *p2p, 568 struct p2p_device *peer); 569void p2p_buf_add_device_id(struct wpabuf *buf, const u8 *dev_addr); 570void p2p_buf_update_ie_hdr(struct wpabuf *buf, u8 *len); 571void p2p_buf_add_capability(struct wpabuf *buf, u8 dev_capab, u8 group_capab); 572void p2p_buf_add_go_intent(struct wpabuf *buf, u8 go_intent); 573void p2p_buf_add_listen_channel(struct wpabuf *buf, const char *country, 574 u8 reg_class, u8 channel); 575void p2p_buf_add_operating_channel(struct wpabuf *buf, const char *country, 576 u8 reg_class, u8 channel); 577void p2p_buf_add_channel_list(struct wpabuf *buf, const char *country, 578 struct p2p_channels *chan); 579void p2p_buf_add_config_timeout(struct wpabuf *buf, u8 go_timeout, 580 u8 client_timeout); 581void p2p_buf_add_intended_addr(struct wpabuf *buf, const u8 *interface_addr); 582void p2p_buf_add_group_bssid(struct wpabuf *buf, const u8 *bssid); 583void p2p_buf_add_group_id(struct wpabuf *buf, const u8 *dev_addr, 584 const u8 *ssid, size_t ssid_len); 585void p2p_buf_add_invitation_flags(struct wpabuf *buf, u8 flags); 586void p2p_buf_add_noa(struct wpabuf *buf, u8 noa_index, u8 opp_ps, u8 ctwindow, 587 struct p2p_noa_desc *desc1, struct p2p_noa_desc *desc2); 588void p2p_buf_add_ext_listen_timing(struct wpabuf *buf, u16 period, 589 u16 interval); 590void p2p_buf_add_p2p_interface(struct wpabuf *buf, struct p2p_data *p2p); 591void p2p_build_wps_ie(struct p2p_data *p2p, struct wpabuf *buf, u16 pw_id, 592 int all_attr); 593 594/* p2p_sd.c */ 595struct p2p_sd_query * p2p_pending_sd_req(struct p2p_data *p2p, 596 struct p2p_device *dev); 597void p2p_free_sd_queries(struct p2p_data *p2p); 598void p2p_rx_gas_initial_req(struct p2p_data *p2p, const u8 *sa, 599 const u8 *data, size_t len, int rx_freq); 600void p2p_rx_gas_initial_resp(struct p2p_data *p2p, const u8 *sa, 601 const u8 *data, size_t len, int rx_freq); 602void p2p_rx_gas_comeback_req(struct p2p_data *p2p, const u8 *sa, 603 const u8 *data, size_t len, int rx_freq); 604void p2p_rx_gas_comeback_resp(struct p2p_data *p2p, const u8 *sa, 605 const u8 *data, size_t len, int rx_freq); 606int p2p_start_sd(struct p2p_data *p2p, struct p2p_device *dev); 607 608/* p2p_go_neg.c */ 609int p2p_peer_channels_check(struct p2p_data *p2p, struct p2p_channels *own, 610 struct p2p_device *dev, 611 const u8 *channel_list, size_t channel_list_len); 612void p2p_process_go_neg_req(struct p2p_data *p2p, const u8 *sa, 613 const u8 *data, size_t len, int rx_freq); 614void p2p_process_go_neg_resp(struct p2p_data *p2p, const u8 *sa, 615 const u8 *data, size_t len, int rx_freq); 616void p2p_process_go_neg_conf(struct p2p_data *p2p, const u8 *sa, 617 const u8 *data, size_t len); 618int p2p_connect_send(struct p2p_data *p2p, struct p2p_device *dev); 619 620/* p2p_pd.c */ 621void p2p_process_prov_disc_req(struct p2p_data *p2p, const u8 *sa, 622 const u8 *data, size_t len, int rx_freq); 623void p2p_process_prov_disc_resp(struct p2p_data *p2p, const u8 *sa, 624 const u8 *data, size_t len); 625int p2p_send_prov_disc_req(struct p2p_data *p2p, struct p2p_device *dev, 626 int join, int force_freq); 627void p2p_reset_pending_pd(struct p2p_data *p2p); 628 629/* p2p_invitation.c */ 630void p2p_process_invitation_req(struct p2p_data *p2p, const u8 *sa, 631 const u8 *data, size_t len, int rx_freq); 632void p2p_process_invitation_resp(struct p2p_data *p2p, const u8 *sa, 633 const u8 *data, size_t len); 634int p2p_invite_send(struct p2p_data *p2p, struct p2p_device *dev, 635 const u8 *go_dev_addr); 636void p2p_invitation_req_cb(struct p2p_data *p2p, int success); 637void p2p_invitation_resp_cb(struct p2p_data *p2p, int success); 638 639/* p2p_dev_disc.c */ 640void p2p_process_dev_disc_req(struct p2p_data *p2p, const u8 *sa, 641 const u8 *data, size_t len, int rx_freq); 642void p2p_dev_disc_req_cb(struct p2p_data *p2p, int success); 643int p2p_send_dev_disc_req(struct p2p_data *p2p, struct p2p_device *dev); 644void p2p_dev_disc_resp_cb(struct p2p_data *p2p, int success); 645void p2p_process_dev_disc_resp(struct p2p_data *p2p, const u8 *sa, 646 const u8 *data, size_t len); 647void p2p_go_disc_req_cb(struct p2p_data *p2p, int success); 648void p2p_process_go_disc_req(struct p2p_data *p2p, const u8 *da, const u8 *sa, 649 const u8 *data, size_t len, int rx_freq); 650 651/* p2p.c */ 652void p2p_set_state(struct p2p_data *p2p, int new_state); 653void p2p_set_timeout(struct p2p_data *p2p, unsigned int sec, 654 unsigned int usec); 655void p2p_clear_timeout(struct p2p_data *p2p); 656void p2p_continue_find(struct p2p_data *p2p); 657struct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 658 const u8 *addr, 659 struct p2p_message *msg); 660void p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 661 struct p2p_device *dev, struct p2p_message *msg); 662int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, int level, 663 const u8 *ies, size_t ies_len); 664struct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr); 665struct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, 666 const u8 *addr); 667void p2p_go_neg_failed(struct p2p_data *p2p, struct p2p_device *peer, 668 int status); 669void p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer); 670int p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps); 671int dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 672 size_t num_req_dev_type); 673struct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p); 674void p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len); 675int p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 676 const u8 *src, const u8 *bssid, const u8 *buf, 677 size_t len, unsigned int wait_time); 678 679#endif /* P2P_I_H */ 680