p2p_i.h revision c5ec7f57ead87efa365800228aa0b09a12d9e6c4
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 /** 227 * go_neg_peer - Pointer to GO Negotiation peer 228 */ 229 struct p2p_device *go_neg_peer; 230 231 /** 232 * invite_peer - Pointer to Invite peer 233 */ 234 struct p2p_device *invite_peer; 235 236 const u8 *invite_go_dev_addr; 237 u8 invite_go_dev_addr_buf[ETH_ALEN]; 238 239 /** 240 * sd_peer - Pointer to Service Discovery peer 241 */ 242 struct p2p_device *sd_peer; 243 244 /** 245 * sd_query - Pointer to Service Discovery query 246 */ 247 struct p2p_sd_query *sd_query; 248 249 /* GO Negotiation data */ 250 251 /** 252 * intended_addr - Local Intended P2P Interface Address 253 * 254 * This address is used during group owner negotiation as the Intended 255 * P2P Interface Address and the group interface will be created with 256 * address as the local address in case of successfully completed 257 * negotiation. 258 */ 259 u8 intended_addr[ETH_ALEN]; 260 261 /** 262 * go_intent - Local GO Intent to be used during GO Negotiation 263 */ 264 u8 go_intent; 265 266 /** 267 * next_tie_breaker - Next tie-breaker value to use in GO Negotiation 268 */ 269 u8 next_tie_breaker; 270 271 /** 272 * ssid - Selected SSID for GO Negotiation (if local end will be GO) 273 */ 274 u8 ssid[32]; 275 276 /** 277 * ssid_len - ssid length in octets 278 */ 279 size_t ssid_len; 280 281 /** 282 * ssid_set - Whether SSID is already set for GO Negotiation 283 */ 284 int ssid_set; 285 286 /** 287 * Regulatory class for own operational channel 288 */ 289 u8 op_reg_class; 290 291 /** 292 * op_channel - Own operational channel 293 */ 294 u8 op_channel; 295 296 /** 297 * channels - Own supported regulatory classes and channels 298 * 299 * List of supposerted channels per regulatory class. The regulatory 300 * classes are defined in IEEE Std 802.11-2007 Annex J and the 301 * numbering of the clases depends on the configured country code. 302 */ 303 struct p2p_channels channels; 304 305 enum p2p_pending_action_state { 306 P2P_NO_PENDING_ACTION, 307 P2P_PENDING_GO_NEG_REQUEST, 308 P2P_PENDING_GO_NEG_RESPONSE, 309 P2P_PENDING_GO_NEG_RESPONSE_FAILURE, 310 P2P_PENDING_GO_NEG_CONFIRM, 311 P2P_PENDING_SD, 312 P2P_PENDING_PD, 313 P2P_PENDING_INVITATION_REQUEST, 314 P2P_PENDING_INVITATION_RESPONSE, 315 P2P_PENDING_DEV_DISC_REQUEST, 316 P2P_PENDING_DEV_DISC_RESPONSE, 317 P2P_PENDING_GO_DISC_REQ 318 } pending_action_state; 319 320 unsigned int pending_listen_freq; 321 unsigned int pending_listen_sec; 322 unsigned int pending_listen_usec; 323 324 u8 dev_capab; 325 326 int in_listen; 327 int drv_in_listen; 328 329 /** 330 * sd_queries - Pending service discovery queries 331 */ 332 struct p2p_sd_query *sd_queries; 333 334 /** 335 * srv_update_indic - Service Update Indicator for local services 336 */ 337 u16 srv_update_indic; 338 339 struct wpabuf *sd_resp; /* Fragmented SD response */ 340 u8 sd_resp_addr[ETH_ALEN]; 341 u8 sd_resp_dialog_token; 342 size_t sd_resp_pos; /* Offset in sd_resp */ 343 u8 sd_frag_id; 344 345 struct wpabuf *sd_rx_resp; /* Reassembled SD response */ 346 u16 sd_rx_update_indic; 347 348 /* P2P Invitation data */ 349 enum p2p_invite_role inv_role; 350 u8 inv_bssid[ETH_ALEN]; 351 int inv_bssid_set; 352 u8 inv_ssid[32]; 353 size_t inv_ssid_len; 354 u8 inv_sa[ETH_ALEN]; 355 u8 inv_group_bssid[ETH_ALEN]; 356 u8 *inv_group_bssid_ptr; 357 u8 inv_go_dev_addr[ETH_ALEN]; 358 u8 inv_status; 359 int inv_op_freq; 360 int inv_persistent; 361 362 enum p2p_discovery_type find_type; 363 unsigned int last_p2p_find_timeout; 364 u8 last_prog_scan_class; 365 u8 last_prog_scan_chan; 366 int p2p_scan_running; 367 enum p2p_after_scan { 368 P2P_AFTER_SCAN_NOTHING, 369 P2P_AFTER_SCAN_LISTEN, 370 P2P_AFTER_SCAN_CONNECT 371 } start_after_scan; 372 u8 after_scan_peer[ETH_ALEN]; 373 struct p2p_pending_action_tx *after_scan_tx; 374 375 /* Requested device types for find/search */ 376 unsigned int num_req_dev_types; 377 u8 *req_dev_types; 378 u8 *find_dev_id; 379 u8 find_dev_id_buf[ETH_ALEN]; 380 381 struct p2p_group **groups; 382 size_t num_groups; 383 384 struct p2p_device *pending_client_disc_go; 385 u8 pending_client_disc_addr[ETH_ALEN]; 386 u8 pending_dev_disc_dialog_token; 387 u8 pending_dev_disc_addr[ETH_ALEN]; 388 int pending_dev_disc_freq; 389 unsigned int pending_client_disc_freq; 390 391 int ext_listen_only; 392 unsigned int ext_listen_period; 393 unsigned int ext_listen_interval; 394 unsigned int ext_listen_interval_sec; 395 unsigned int ext_listen_interval_usec; 396 397 u8 peer_filter[ETH_ALEN]; 398 399 int cross_connect; 400 401 int best_freq_24; 402 int best_freq_5; 403 int best_freq_overall; 404 405 /** 406 * wps_vendor_ext - WPS Vendor Extensions to add 407 */ 408 struct wpabuf *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 409 410 /* 411 * user_initiated_pd - Whether a PD request is user initiated or not. 412 */ 413 u8 user_initiated_pd; 414 415 /* 416 * Keep track of which peer a given PD request was sent to. 417 * Used to raise a timeout alert in case there is no response. 418 */ 419 u8 pending_pd_devaddr[ETH_ALEN]; 420 421 /* 422 * Retry counter for provision discovery requests when issued 423 * in IDLE state. 424 */ 425 int pd_retries; 426}; 427 428/** 429 * struct p2p_message - Parsed P2P message (or P2P IE) 430 */ 431struct p2p_message { 432 struct wpabuf *p2p_attributes; 433 struct wpabuf *wps_attributes; 434 435 u8 dialog_token; 436 437 const u8 *capability; 438 const u8 *go_intent; 439 const u8 *status; 440 const u8 *listen_channel; 441 const u8 *operating_channel; 442 const u8 *channel_list; 443 u8 channel_list_len; 444 const u8 *config_timeout; 445 const u8 *intended_addr; 446 const u8 *group_bssid; 447 const u8 *invitation_flags; 448 449 const u8 *group_info; 450 size_t group_info_len; 451 452 const u8 *group_id; 453 size_t group_id_len; 454 455 const u8 *device_id; 456 457 const u8 *manageability; 458 459 const u8 *noa; 460 size_t noa_len; 461 462 const u8 *ext_listen_timing; 463 464 const u8 *minor_reason_code; 465 466 /* P2P Device Info */ 467 const u8 *p2p_device_info; 468 size_t p2p_device_info_len; 469 const u8 *p2p_device_addr; 470 const u8 *pri_dev_type; 471 u8 num_sec_dev_types; 472 char device_name[33]; 473 u16 config_methods; 474 475 /* WPS IE */ 476 u16 dev_password_id; 477 u16 wps_config_methods; 478 const u8 *wps_pri_dev_type; 479 const u8 *wps_sec_dev_type_list; 480 size_t wps_sec_dev_type_list_len; 481 const u8 *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 482 size_t wps_vendor_ext_len[P2P_MAX_WPS_VENDOR_EXT]; 483 const u8 *manufacturer; 484 size_t manufacturer_len; 485 const u8 *model_name; 486 size_t model_name_len; 487 const u8 *model_number; 488 size_t model_number_len; 489 const u8 *serial_number; 490 size_t serial_number_len; 491 492 /* DS Parameter Set IE */ 493 const u8 *ds_params; 494 495 /* SSID IE */ 496 const u8 *ssid; 497}; 498 499 500#define P2P_MAX_GROUP_ENTRIES 50 501 502struct p2p_group_info { 503 unsigned int num_clients; 504 struct p2p_client_info { 505 const u8 *p2p_device_addr; 506 const u8 *p2p_interface_addr; 507 u8 dev_capab; 508 u16 config_methods; 509 const u8 *pri_dev_type; 510 u8 num_sec_dev_types; 511 const u8 *sec_dev_types; 512 const char *dev_name; 513 size_t dev_name_len; 514 } client[P2P_MAX_GROUP_ENTRIES]; 515}; 516 517 518/* p2p_utils.c */ 519int p2p_random(char *buf, size_t len); 520int p2p_channel_to_freq(const char *country, int reg_class, int channel); 521int p2p_freq_to_channel(const char *country, unsigned int freq, u8 *reg_class, 522 u8 *channel); 523void p2p_channels_intersect(const struct p2p_channels *a, 524 const struct p2p_channels *b, 525 struct p2p_channels *res); 526int p2p_channels_includes(const struct p2p_channels *channels, u8 reg_class, 527 u8 channel); 528 529/* p2p_parse.c */ 530int p2p_parse_p2p_ie(const struct wpabuf *buf, struct p2p_message *msg); 531int p2p_parse_ies(const u8 *data, size_t len, struct p2p_message *msg); 532int p2p_parse(const u8 *data, size_t len, struct p2p_message *msg); 533void p2p_parse_free(struct p2p_message *msg); 534int p2p_attr_text(struct wpabuf *data, char *buf, char *end); 535int p2p_group_info_parse(const u8 *gi, size_t gi_len, 536 struct p2p_group_info *info); 537 538/* p2p_build.c */ 539 540struct p2p_noa_desc { 541 u8 count_type; 542 u32 duration; 543 u32 interval; 544 u32 start_time; 545}; 546 547/* p2p_group.c */ 548const u8 * p2p_group_get_interface_addr(struct p2p_group *group); 549u8 p2p_group_presence_req(struct p2p_group *group, 550 const u8 *client_interface_addr, 551 const u8 *noa, size_t noa_len); 552 553 554void p2p_buf_add_action_hdr(struct wpabuf *buf, u8 subtype, u8 dialog_token); 555void p2p_buf_add_public_action_hdr(struct wpabuf *buf, u8 subtype, 556 u8 dialog_token); 557u8 * p2p_buf_add_ie_hdr(struct wpabuf *buf); 558void p2p_buf_add_status(struct wpabuf *buf, u8 status); 559void p2p_buf_add_device_info(struct wpabuf *buf, struct p2p_data *p2p, 560 struct p2p_device *peer); 561void p2p_buf_add_device_id(struct wpabuf *buf, const u8 *dev_addr); 562void p2p_buf_update_ie_hdr(struct wpabuf *buf, u8 *len); 563void p2p_buf_add_capability(struct wpabuf *buf, u8 dev_capab, u8 group_capab); 564void p2p_buf_add_go_intent(struct wpabuf *buf, u8 go_intent); 565void p2p_buf_add_listen_channel(struct wpabuf *buf, const char *country, 566 u8 reg_class, u8 channel); 567void p2p_buf_add_operating_channel(struct wpabuf *buf, const char *country, 568 u8 reg_class, u8 channel); 569void p2p_buf_add_channel_list(struct wpabuf *buf, const char *country, 570 struct p2p_channels *chan); 571void p2p_buf_add_config_timeout(struct wpabuf *buf, u8 go_timeout, 572 u8 client_timeout); 573void p2p_buf_add_intended_addr(struct wpabuf *buf, const u8 *interface_addr); 574void p2p_buf_add_group_bssid(struct wpabuf *buf, const u8 *bssid); 575void p2p_buf_add_group_id(struct wpabuf *buf, const u8 *dev_addr, 576 const u8 *ssid, size_t ssid_len); 577void p2p_buf_add_invitation_flags(struct wpabuf *buf, u8 flags); 578void p2p_buf_add_noa(struct wpabuf *buf, u8 noa_index, u8 opp_ps, u8 ctwindow, 579 struct p2p_noa_desc *desc1, struct p2p_noa_desc *desc2); 580void p2p_buf_add_ext_listen_timing(struct wpabuf *buf, u16 period, 581 u16 interval); 582void p2p_buf_add_p2p_interface(struct wpabuf *buf, struct p2p_data *p2p); 583void p2p_build_wps_ie(struct p2p_data *p2p, struct wpabuf *buf, u16 pw_id, 584 int all_attr); 585 586/* p2p_sd.c */ 587struct p2p_sd_query * p2p_pending_sd_req(struct p2p_data *p2p, 588 struct p2p_device *dev); 589void p2p_free_sd_queries(struct p2p_data *p2p); 590void p2p_rx_gas_initial_req(struct p2p_data *p2p, const u8 *sa, 591 const u8 *data, size_t len, int rx_freq); 592void p2p_rx_gas_initial_resp(struct p2p_data *p2p, const u8 *sa, 593 const u8 *data, size_t len, int rx_freq); 594void p2p_rx_gas_comeback_req(struct p2p_data *p2p, const u8 *sa, 595 const u8 *data, size_t len, int rx_freq); 596void p2p_rx_gas_comeback_resp(struct p2p_data *p2p, const u8 *sa, 597 const u8 *data, size_t len, int rx_freq); 598int p2p_start_sd(struct p2p_data *p2p, struct p2p_device *dev); 599 600/* p2p_go_neg.c */ 601int p2p_peer_channels_check(struct p2p_data *p2p, struct p2p_channels *own, 602 struct p2p_device *dev, 603 const u8 *channel_list, size_t channel_list_len); 604void p2p_process_go_neg_req(struct p2p_data *p2p, const u8 *sa, 605 const u8 *data, size_t len, int rx_freq); 606void p2p_process_go_neg_resp(struct p2p_data *p2p, const u8 *sa, 607 const u8 *data, size_t len, int rx_freq); 608void p2p_process_go_neg_conf(struct p2p_data *p2p, const u8 *sa, 609 const u8 *data, size_t len); 610int p2p_connect_send(struct p2p_data *p2p, struct p2p_device *dev); 611 612/* p2p_pd.c */ 613void p2p_process_prov_disc_req(struct p2p_data *p2p, const u8 *sa, 614 const u8 *data, size_t len, int rx_freq); 615void p2p_process_prov_disc_resp(struct p2p_data *p2p, const u8 *sa, 616 const u8 *data, size_t len); 617int p2p_send_prov_disc_req(struct p2p_data *p2p, struct p2p_device *dev, 618 int join, int force_freq); 619void p2p_reset_pending_pd(struct p2p_data *p2p); 620 621/* p2p_invitation.c */ 622void p2p_process_invitation_req(struct p2p_data *p2p, const u8 *sa, 623 const u8 *data, size_t len, int rx_freq); 624void p2p_process_invitation_resp(struct p2p_data *p2p, const u8 *sa, 625 const u8 *data, size_t len); 626int p2p_invite_send(struct p2p_data *p2p, struct p2p_device *dev, 627 const u8 *go_dev_addr); 628void p2p_invitation_req_cb(struct p2p_data *p2p, int success); 629void p2p_invitation_resp_cb(struct p2p_data *p2p, int success); 630 631/* p2p_dev_disc.c */ 632void p2p_process_dev_disc_req(struct p2p_data *p2p, const u8 *sa, 633 const u8 *data, size_t len, int rx_freq); 634void p2p_dev_disc_req_cb(struct p2p_data *p2p, int success); 635int p2p_send_dev_disc_req(struct p2p_data *p2p, struct p2p_device *dev); 636void p2p_dev_disc_resp_cb(struct p2p_data *p2p, int success); 637void p2p_process_dev_disc_resp(struct p2p_data *p2p, const u8 *sa, 638 const u8 *data, size_t len); 639void p2p_go_disc_req_cb(struct p2p_data *p2p, int success); 640void p2p_process_go_disc_req(struct p2p_data *p2p, const u8 *da, const u8 *sa, 641 const u8 *data, size_t len, int rx_freq); 642 643/* p2p.c */ 644void p2p_set_state(struct p2p_data *p2p, int new_state); 645void p2p_set_timeout(struct p2p_data *p2p, unsigned int sec, 646 unsigned int usec); 647void p2p_clear_timeout(struct p2p_data *p2p); 648void p2p_continue_find(struct p2p_data *p2p); 649struct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 650 const u8 *addr, 651 struct p2p_message *msg); 652void p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 653 struct p2p_device *dev, struct p2p_message *msg); 654int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, int level, 655 const u8 *ies, size_t ies_len); 656struct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr); 657struct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, 658 const u8 *addr); 659void p2p_go_neg_failed(struct p2p_data *p2p, struct p2p_device *peer, 660 int status); 661void p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer); 662int p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps); 663int dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 664 size_t num_req_dev_type); 665struct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p); 666void p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len); 667int p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 668 const u8 *src, const u8 *bssid, const u8 *buf, 669 size_t len, unsigned int wait_time); 670 671#endif /* P2P_I_H */ 672