1252190Srpaulo/* 2252190Srpaulo * P2P - Internal definitions for P2P module 3252190Srpaulo * Copyright (c) 2009-2010, Atheros Communications 4252190Srpaulo * 5252190Srpaulo * This software may be distributed under the terms of the BSD license. 6252190Srpaulo * See README for more details. 7252190Srpaulo */ 8252190Srpaulo 9252190Srpaulo#ifndef P2P_I_H 10252190Srpaulo#define P2P_I_H 11252190Srpaulo 12252190Srpaulo#include "utils/list.h" 13252190Srpaulo#include "p2p.h" 14252190Srpaulo 15252190Srpauloenum p2p_go_state { 16252190Srpaulo UNKNOWN_GO, 17252190Srpaulo LOCAL_GO, 18252190Srpaulo REMOTE_GO 19252190Srpaulo}; 20252190Srpaulo 21252190Srpaulo/** 22252190Srpaulo * struct p2p_device - P2P Device data (internal to P2P module) 23252190Srpaulo */ 24252190Srpaulostruct p2p_device { 25252190Srpaulo struct dl_list list; 26252190Srpaulo struct os_time last_seen; 27252190Srpaulo int listen_freq; 28252190Srpaulo enum p2p_wps_method wps_method; 29252190Srpaulo 30252190Srpaulo struct p2p_peer_info info; 31252190Srpaulo 32252190Srpaulo /* 33252190Srpaulo * If the peer was discovered based on an interface address (e.g., GO 34252190Srpaulo * from Beacon/Probe Response), the interface address is stored here. 35252190Srpaulo * p2p_device_addr must still be set in such a case to the unique 36252190Srpaulo * identifier for the P2P Device. 37252190Srpaulo */ 38252190Srpaulo u8 interface_addr[ETH_ALEN]; 39252190Srpaulo 40252190Srpaulo /* 41252190Srpaulo * P2P Device Address of the GO in whose group this P2P Device is a 42252190Srpaulo * client. 43252190Srpaulo */ 44252190Srpaulo u8 member_in_go_dev[ETH_ALEN]; 45252190Srpaulo 46252190Srpaulo /* 47252190Srpaulo * P2P Interface Address of the GO in whose group this P2P Device is a 48252190Srpaulo * client. 49252190Srpaulo */ 50252190Srpaulo u8 member_in_go_iface[ETH_ALEN]; 51252190Srpaulo 52252190Srpaulo int go_neg_req_sent; 53252190Srpaulo enum p2p_go_state go_state; 54252190Srpaulo u8 dialog_token; 55252190Srpaulo u8 intended_addr[ETH_ALEN]; 56252190Srpaulo 57252190Srpaulo char country[3]; 58252190Srpaulo struct p2p_channels channels; 59252190Srpaulo int oper_freq; 60252190Srpaulo u8 oper_ssid[32]; 61252190Srpaulo size_t oper_ssid_len; 62252190Srpaulo 63252190Srpaulo /** 64252190Srpaulo * req_config_methods - Pending provision discovery methods 65252190Srpaulo */ 66252190Srpaulo u16 req_config_methods; 67252190Srpaulo 68252190Srpaulo /** 69252190Srpaulo * wps_prov_info - Stored provisioning WPS config method 70252190Srpaulo * 71252190Srpaulo * This is used to store pending WPS config method between Provisioning 72252190Srpaulo * Discovery and connection to a running group. 73252190Srpaulo */ 74252190Srpaulo u16 wps_prov_info; 75252190Srpaulo 76252190Srpaulo#define P2P_DEV_PROBE_REQ_ONLY BIT(0) 77252190Srpaulo#define P2P_DEV_REPORTED BIT(1) 78252190Srpaulo#define P2P_DEV_NOT_YET_READY BIT(2) 79252190Srpaulo#define P2P_DEV_SD_INFO BIT(3) 80252190Srpaulo#define P2P_DEV_SD_SCHEDULE BIT(4) 81252190Srpaulo#define P2P_DEV_PD_PEER_DISPLAY BIT(5) 82252190Srpaulo#define P2P_DEV_PD_PEER_KEYPAD BIT(6) 83252190Srpaulo#define P2P_DEV_USER_REJECTED BIT(7) 84252190Srpaulo#define P2P_DEV_PEER_WAITING_RESPONSE BIT(8) 85252190Srpaulo#define P2P_DEV_PREFER_PERSISTENT_GROUP BIT(9) 86252190Srpaulo#define P2P_DEV_WAIT_GO_NEG_RESPONSE BIT(10) 87252190Srpaulo#define P2P_DEV_WAIT_GO_NEG_CONFIRM BIT(11) 88252190Srpaulo#define P2P_DEV_GROUP_CLIENT_ONLY BIT(12) 89252190Srpaulo#define P2P_DEV_FORCE_FREQ BIT(13) 90252190Srpaulo#define P2P_DEV_PD_FOR_JOIN BIT(14) 91252190Srpaulo#define P2P_DEV_REPORTED_ONCE BIT(15) 92252190Srpaulo#define P2P_DEV_PREFER_PERSISTENT_RECONN BIT(16) 93252190Srpaulo#define P2P_DEV_PD_BEFORE_GO_NEG BIT(17) 94252190Srpaulo unsigned int flags; 95252190Srpaulo 96252190Srpaulo int status; /* enum p2p_status_code */ 97252190Srpaulo unsigned int wait_count; 98252190Srpaulo unsigned int connect_reqs; 99252190Srpaulo unsigned int invitation_reqs; 100252190Srpaulo 101252190Srpaulo u16 ext_listen_period; 102252190Srpaulo u16 ext_listen_interval; 103252190Srpaulo 104252190Srpaulo u8 go_timeout; 105252190Srpaulo u8 client_timeout; 106252190Srpaulo}; 107252190Srpaulo 108252190Srpaulostruct p2p_sd_query { 109252190Srpaulo struct p2p_sd_query *next; 110252190Srpaulo u8 peer[ETH_ALEN]; 111252190Srpaulo int for_all_peers; 112252190Srpaulo int wsd; /* Wi-Fi Display Service Discovery Request */ 113252190Srpaulo struct wpabuf *tlvs; 114252190Srpaulo}; 115252190Srpaulo 116252190Srpaulostruct p2p_pending_action_tx { 117252190Srpaulo unsigned int freq; 118252190Srpaulo u8 dst[ETH_ALEN]; 119252190Srpaulo u8 src[ETH_ALEN]; 120252190Srpaulo u8 bssid[ETH_ALEN]; 121252190Srpaulo size_t len; 122252190Srpaulo unsigned int wait_time; 123252190Srpaulo /* Followed by len octets of the frame */ 124252190Srpaulo}; 125252190Srpaulo 126252190Srpaulo/** 127252190Srpaulo * struct p2p_data - P2P module data (internal to P2P module) 128252190Srpaulo */ 129252190Srpaulostruct p2p_data { 130252190Srpaulo /** 131252190Srpaulo * cfg - P2P module configuration 132252190Srpaulo * 133252190Srpaulo * This is included in the same memory allocation with the 134252190Srpaulo * struct p2p_data and as such, must not be freed separately. 135252190Srpaulo */ 136252190Srpaulo struct p2p_config *cfg; 137252190Srpaulo 138252190Srpaulo /** 139252190Srpaulo * state - The current P2P state 140252190Srpaulo */ 141252190Srpaulo enum p2p_state { 142252190Srpaulo /** 143252190Srpaulo * P2P_IDLE - Idle 144252190Srpaulo */ 145252190Srpaulo P2P_IDLE, 146252190Srpaulo 147252190Srpaulo /** 148252190Srpaulo * P2P_SEARCH - Search (Device Discovery) 149252190Srpaulo */ 150252190Srpaulo P2P_SEARCH, 151252190Srpaulo 152252190Srpaulo /** 153252190Srpaulo * P2P_CONNECT - Trying to start GO Negotiation 154252190Srpaulo */ 155252190Srpaulo P2P_CONNECT, 156252190Srpaulo 157252190Srpaulo /** 158252190Srpaulo * P2P_CONNECT_LISTEN - Listen during GO Negotiation start 159252190Srpaulo */ 160252190Srpaulo P2P_CONNECT_LISTEN, 161252190Srpaulo 162252190Srpaulo /** 163252190Srpaulo * P2P_GO_NEG - In GO Negotiation 164252190Srpaulo */ 165252190Srpaulo P2P_GO_NEG, 166252190Srpaulo 167252190Srpaulo /** 168252190Srpaulo * P2P_LISTEN_ONLY - Listen only 169252190Srpaulo */ 170252190Srpaulo P2P_LISTEN_ONLY, 171252190Srpaulo 172252190Srpaulo /** 173252190Srpaulo * P2P_WAIT_PEER_CONNECT - Waiting peer in List for GO Neg 174252190Srpaulo */ 175252190Srpaulo P2P_WAIT_PEER_CONNECT, 176252190Srpaulo 177252190Srpaulo /** 178252190Srpaulo * P2P_WAIT_PEER_IDLE - Waiting peer idle for GO Neg 179252190Srpaulo */ 180252190Srpaulo P2P_WAIT_PEER_IDLE, 181252190Srpaulo 182252190Srpaulo /** 183252190Srpaulo * P2P_SD_DURING_FIND - Service Discovery during find 184252190Srpaulo */ 185252190Srpaulo P2P_SD_DURING_FIND, 186252190Srpaulo 187252190Srpaulo /** 188252190Srpaulo * P2P_PROVISIONING - Provisioning (during group formation) 189252190Srpaulo */ 190252190Srpaulo P2P_PROVISIONING, 191252190Srpaulo 192252190Srpaulo /** 193252190Srpaulo * P2P_PD_DURING_FIND - Provision Discovery during find 194252190Srpaulo */ 195252190Srpaulo P2P_PD_DURING_FIND, 196252190Srpaulo 197252190Srpaulo /** 198252190Srpaulo * P2P_INVITE - Trying to start Invite 199252190Srpaulo */ 200252190Srpaulo P2P_INVITE, 201252190Srpaulo 202252190Srpaulo /** 203252190Srpaulo * P2P_INVITE_LISTEN - Listen during Invite 204252190Srpaulo */ 205252190Srpaulo P2P_INVITE_LISTEN, 206252190Srpaulo 207252190Srpaulo /** 208252190Srpaulo * P2P_SEARCH_WHEN_READY - Waiting to start Search 209252190Srpaulo */ 210252190Srpaulo P2P_SEARCH_WHEN_READY, 211252190Srpaulo 212252190Srpaulo /** 213252190Srpaulo * P2P_CONTINUE_SEARCH_WHEN_READY - Waiting to continue Search 214252190Srpaulo */ 215252190Srpaulo P2P_CONTINUE_SEARCH_WHEN_READY, 216252190Srpaulo } state; 217252190Srpaulo 218252190Srpaulo /** 219252190Srpaulo * min_disc_int - minDiscoverableInterval 220252190Srpaulo */ 221252190Srpaulo int min_disc_int; 222252190Srpaulo 223252190Srpaulo /** 224252190Srpaulo * max_disc_int - maxDiscoverableInterval 225252190Srpaulo */ 226252190Srpaulo int max_disc_int; 227252190Srpaulo 228252190Srpaulo /** 229252190Srpaulo * max_disc_tu - Maximum number of TUs for discoverable interval 230252190Srpaulo */ 231252190Srpaulo int max_disc_tu; 232252190Srpaulo 233252190Srpaulo /** 234252190Srpaulo * devices - List of known P2P Device peers 235252190Srpaulo */ 236252190Srpaulo struct dl_list devices; 237252190Srpaulo 238252190Srpaulo /** 239252190Srpaulo * go_neg_peer - Pointer to GO Negotiation peer 240252190Srpaulo */ 241252190Srpaulo struct p2p_device *go_neg_peer; 242252190Srpaulo 243252190Srpaulo /** 244252190Srpaulo * invite_peer - Pointer to Invite peer 245252190Srpaulo */ 246252190Srpaulo struct p2p_device *invite_peer; 247252190Srpaulo 248252190Srpaulo const u8 *invite_go_dev_addr; 249252190Srpaulo u8 invite_go_dev_addr_buf[ETH_ALEN]; 250252190Srpaulo 251252190Srpaulo /** 252252190Srpaulo * sd_peer - Pointer to Service Discovery peer 253252190Srpaulo */ 254252190Srpaulo struct p2p_device *sd_peer; 255252190Srpaulo 256252190Srpaulo /** 257252190Srpaulo * sd_query - Pointer to Service Discovery query 258252190Srpaulo */ 259252190Srpaulo struct p2p_sd_query *sd_query; 260252190Srpaulo 261252190Srpaulo /* GO Negotiation data */ 262252190Srpaulo 263252190Srpaulo /** 264252190Srpaulo * intended_addr - Local Intended P2P Interface Address 265252190Srpaulo * 266252190Srpaulo * This address is used during group owner negotiation as the Intended 267252190Srpaulo * P2P Interface Address and the group interface will be created with 268252190Srpaulo * address as the local address in case of successfully completed 269252190Srpaulo * negotiation. 270252190Srpaulo */ 271252190Srpaulo u8 intended_addr[ETH_ALEN]; 272252190Srpaulo 273252190Srpaulo /** 274252190Srpaulo * go_intent - Local GO Intent to be used during GO Negotiation 275252190Srpaulo */ 276252190Srpaulo u8 go_intent; 277252190Srpaulo 278252190Srpaulo /** 279252190Srpaulo * next_tie_breaker - Next tie-breaker value to use in GO Negotiation 280252190Srpaulo */ 281252190Srpaulo u8 next_tie_breaker; 282252190Srpaulo 283252190Srpaulo /** 284252190Srpaulo * ssid - Selected SSID for GO Negotiation (if local end will be GO) 285252190Srpaulo */ 286252190Srpaulo u8 ssid[32]; 287252190Srpaulo 288252190Srpaulo /** 289252190Srpaulo * ssid_len - ssid length in octets 290252190Srpaulo */ 291252190Srpaulo size_t ssid_len; 292252190Srpaulo 293252190Srpaulo /** 294252190Srpaulo * ssid_set - Whether SSID is already set for GO Negotiation 295252190Srpaulo */ 296252190Srpaulo int ssid_set; 297252190Srpaulo 298252190Srpaulo /** 299252190Srpaulo * Regulatory class for own operational channel 300252190Srpaulo */ 301252190Srpaulo u8 op_reg_class; 302252190Srpaulo 303252190Srpaulo /** 304252190Srpaulo * op_channel - Own operational channel 305252190Srpaulo */ 306252190Srpaulo u8 op_channel; 307252190Srpaulo 308252190Srpaulo /** 309252190Srpaulo * channels - Own supported regulatory classes and channels 310252190Srpaulo * 311252190Srpaulo * List of supposerted channels per regulatory class. The regulatory 312252190Srpaulo * classes are defined in IEEE Std 802.11-2007 Annex J and the 313252190Srpaulo * numbering of the clases depends on the configured country code. 314252190Srpaulo */ 315252190Srpaulo struct p2p_channels channels; 316252190Srpaulo 317252190Srpaulo enum p2p_pending_action_state { 318252190Srpaulo P2P_NO_PENDING_ACTION, 319252190Srpaulo P2P_PENDING_GO_NEG_REQUEST, 320252190Srpaulo P2P_PENDING_GO_NEG_RESPONSE, 321252190Srpaulo P2P_PENDING_GO_NEG_RESPONSE_FAILURE, 322252190Srpaulo P2P_PENDING_GO_NEG_CONFIRM, 323252190Srpaulo P2P_PENDING_SD, 324252190Srpaulo P2P_PENDING_PD, 325252190Srpaulo P2P_PENDING_INVITATION_REQUEST, 326252190Srpaulo P2P_PENDING_INVITATION_RESPONSE, 327252190Srpaulo P2P_PENDING_DEV_DISC_REQUEST, 328252190Srpaulo P2P_PENDING_DEV_DISC_RESPONSE, 329252190Srpaulo P2P_PENDING_GO_DISC_REQ 330252190Srpaulo } pending_action_state; 331252190Srpaulo 332252190Srpaulo unsigned int pending_listen_freq; 333252190Srpaulo unsigned int pending_listen_sec; 334252190Srpaulo unsigned int pending_listen_usec; 335252190Srpaulo 336252190Srpaulo u8 dev_capab; 337252190Srpaulo 338252190Srpaulo int in_listen; 339252190Srpaulo int drv_in_listen; 340252190Srpaulo 341252190Srpaulo /** 342252190Srpaulo * sd_queries - Pending service discovery queries 343252190Srpaulo */ 344252190Srpaulo struct p2p_sd_query *sd_queries; 345252190Srpaulo 346252190Srpaulo /** 347252190Srpaulo * srv_update_indic - Service Update Indicator for local services 348252190Srpaulo */ 349252190Srpaulo u16 srv_update_indic; 350252190Srpaulo 351252190Srpaulo struct wpabuf *sd_resp; /* Fragmented SD response */ 352252190Srpaulo u8 sd_resp_addr[ETH_ALEN]; 353252190Srpaulo u8 sd_resp_dialog_token; 354252190Srpaulo size_t sd_resp_pos; /* Offset in sd_resp */ 355252190Srpaulo u8 sd_frag_id; 356252190Srpaulo 357252190Srpaulo struct wpabuf *sd_rx_resp; /* Reassembled SD response */ 358252190Srpaulo u16 sd_rx_update_indic; 359252190Srpaulo 360252190Srpaulo /* P2P Invitation data */ 361252190Srpaulo enum p2p_invite_role inv_role; 362252190Srpaulo u8 inv_bssid[ETH_ALEN]; 363252190Srpaulo int inv_bssid_set; 364252190Srpaulo u8 inv_ssid[32]; 365252190Srpaulo size_t inv_ssid_len; 366252190Srpaulo u8 inv_sa[ETH_ALEN]; 367252190Srpaulo u8 inv_group_bssid[ETH_ALEN]; 368252190Srpaulo u8 *inv_group_bssid_ptr; 369252190Srpaulo u8 inv_go_dev_addr[ETH_ALEN]; 370252190Srpaulo u8 inv_status; 371252190Srpaulo int inv_op_freq; 372252190Srpaulo int inv_persistent; 373252190Srpaulo 374252190Srpaulo enum p2p_discovery_type find_type; 375252190Srpaulo unsigned int last_p2p_find_timeout; 376252190Srpaulo u8 last_prog_scan_class; 377252190Srpaulo u8 last_prog_scan_chan; 378252190Srpaulo int p2p_scan_running; 379252190Srpaulo enum p2p_after_scan { 380252190Srpaulo P2P_AFTER_SCAN_NOTHING, 381252190Srpaulo P2P_AFTER_SCAN_LISTEN, 382252190Srpaulo P2P_AFTER_SCAN_CONNECT 383252190Srpaulo } start_after_scan; 384252190Srpaulo u8 after_scan_peer[ETH_ALEN]; 385252190Srpaulo struct p2p_pending_action_tx *after_scan_tx; 386252190Srpaulo 387252190Srpaulo /* Requested device types for find/search */ 388252190Srpaulo unsigned int num_req_dev_types; 389252190Srpaulo u8 *req_dev_types; 390252190Srpaulo u8 *find_dev_id; 391252190Srpaulo u8 find_dev_id_buf[ETH_ALEN]; 392252190Srpaulo 393252190Srpaulo struct p2p_group **groups; 394252190Srpaulo size_t num_groups; 395252190Srpaulo 396252190Srpaulo struct p2p_device *pending_client_disc_go; 397252190Srpaulo u8 pending_client_disc_addr[ETH_ALEN]; 398252190Srpaulo u8 pending_dev_disc_dialog_token; 399252190Srpaulo u8 pending_dev_disc_addr[ETH_ALEN]; 400252190Srpaulo int pending_dev_disc_freq; 401252190Srpaulo unsigned int pending_client_disc_freq; 402252190Srpaulo 403252190Srpaulo int ext_listen_only; 404252190Srpaulo unsigned int ext_listen_period; 405252190Srpaulo unsigned int ext_listen_interval; 406252190Srpaulo unsigned int ext_listen_interval_sec; 407252190Srpaulo unsigned int ext_listen_interval_usec; 408252190Srpaulo 409252190Srpaulo u8 peer_filter[ETH_ALEN]; 410252190Srpaulo 411252190Srpaulo int cross_connect; 412252190Srpaulo 413252190Srpaulo int best_freq_24; 414252190Srpaulo int best_freq_5; 415252190Srpaulo int best_freq_overall; 416252190Srpaulo 417252190Srpaulo /** 418252190Srpaulo * wps_vendor_ext - WPS Vendor Extensions to add 419252190Srpaulo */ 420252190Srpaulo struct wpabuf *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 421252190Srpaulo 422252190Srpaulo /* 423252190Srpaulo * user_initiated_pd - Whether a PD request is user initiated or not. 424252190Srpaulo */ 425252190Srpaulo u8 user_initiated_pd; 426252190Srpaulo 427252190Srpaulo /* 428252190Srpaulo * Keep track of which peer a given PD request was sent to. 429252190Srpaulo * Used to raise a timeout alert in case there is no response. 430252190Srpaulo */ 431252190Srpaulo u8 pending_pd_devaddr[ETH_ALEN]; 432252190Srpaulo 433252190Srpaulo /* 434252190Srpaulo * Retry counter for provision discovery requests when issued 435252190Srpaulo * in IDLE state. 436252190Srpaulo */ 437252190Srpaulo int pd_retries; 438252190Srpaulo 439252190Srpaulo u8 go_timeout; 440252190Srpaulo u8 client_timeout; 441252190Srpaulo 442252190Srpaulo /* Extra delay in milliseconds between search iterations */ 443252190Srpaulo unsigned int search_delay; 444252190Srpaulo int in_search_delay; 445252190Srpaulo 446252190Srpaulo#ifdef CONFIG_WIFI_DISPLAY 447252190Srpaulo struct wpabuf *wfd_ie_beacon; 448252190Srpaulo struct wpabuf *wfd_ie_probe_req; 449252190Srpaulo struct wpabuf *wfd_ie_probe_resp; 450252190Srpaulo struct wpabuf *wfd_ie_assoc_req; 451252190Srpaulo struct wpabuf *wfd_ie_invitation; 452252190Srpaulo struct wpabuf *wfd_ie_prov_disc_req; 453252190Srpaulo struct wpabuf *wfd_ie_prov_disc_resp; 454252190Srpaulo struct wpabuf *wfd_ie_go_neg; 455252190Srpaulo struct wpabuf *wfd_dev_info; 456252190Srpaulo struct wpabuf *wfd_assoc_bssid; 457252190Srpaulo struct wpabuf *wfd_coupled_sink_info; 458252190Srpaulo#endif /* CONFIG_WIFI_DISPLAY */ 459252190Srpaulo}; 460252190Srpaulo 461252190Srpaulo/** 462252190Srpaulo * struct p2p_message - Parsed P2P message (or P2P IE) 463252190Srpaulo */ 464252190Srpaulostruct p2p_message { 465252190Srpaulo struct wpabuf *p2p_attributes; 466252190Srpaulo struct wpabuf *wps_attributes; 467252190Srpaulo struct wpabuf *wfd_subelems; 468252190Srpaulo 469252190Srpaulo u8 dialog_token; 470252190Srpaulo 471252190Srpaulo const u8 *capability; 472252190Srpaulo const u8 *go_intent; 473252190Srpaulo const u8 *status; 474252190Srpaulo const u8 *listen_channel; 475252190Srpaulo const u8 *operating_channel; 476252190Srpaulo const u8 *channel_list; 477252190Srpaulo u8 channel_list_len; 478252190Srpaulo const u8 *config_timeout; 479252190Srpaulo const u8 *intended_addr; 480252190Srpaulo const u8 *group_bssid; 481252190Srpaulo const u8 *invitation_flags; 482252190Srpaulo 483252190Srpaulo const u8 *group_info; 484252190Srpaulo size_t group_info_len; 485252190Srpaulo 486252190Srpaulo const u8 *group_id; 487252190Srpaulo size_t group_id_len; 488252190Srpaulo 489252190Srpaulo const u8 *device_id; 490252190Srpaulo 491252190Srpaulo const u8 *manageability; 492252190Srpaulo 493252190Srpaulo const u8 *noa; 494252190Srpaulo size_t noa_len; 495252190Srpaulo 496252190Srpaulo const u8 *ext_listen_timing; 497252190Srpaulo 498252190Srpaulo const u8 *minor_reason_code; 499252190Srpaulo 500252190Srpaulo /* P2P Device Info */ 501252190Srpaulo const u8 *p2p_device_info; 502252190Srpaulo size_t p2p_device_info_len; 503252190Srpaulo const u8 *p2p_device_addr; 504252190Srpaulo const u8 *pri_dev_type; 505252190Srpaulo u8 num_sec_dev_types; 506252190Srpaulo char device_name[33]; 507252190Srpaulo u16 config_methods; 508252190Srpaulo 509252190Srpaulo /* WPS IE */ 510252190Srpaulo u16 dev_password_id; 511252190Srpaulo u16 wps_config_methods; 512252190Srpaulo const u8 *wps_pri_dev_type; 513252190Srpaulo const u8 *wps_sec_dev_type_list; 514252190Srpaulo size_t wps_sec_dev_type_list_len; 515252190Srpaulo const u8 *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 516252190Srpaulo size_t wps_vendor_ext_len[P2P_MAX_WPS_VENDOR_EXT]; 517252190Srpaulo const u8 *manufacturer; 518252190Srpaulo size_t manufacturer_len; 519252190Srpaulo const u8 *model_name; 520252190Srpaulo size_t model_name_len; 521252190Srpaulo const u8 *model_number; 522252190Srpaulo size_t model_number_len; 523252190Srpaulo const u8 *serial_number; 524252190Srpaulo size_t serial_number_len; 525252190Srpaulo 526252190Srpaulo /* DS Parameter Set IE */ 527252190Srpaulo const u8 *ds_params; 528252190Srpaulo 529252190Srpaulo /* SSID IE */ 530252190Srpaulo const u8 *ssid; 531252190Srpaulo}; 532252190Srpaulo 533252190Srpaulo 534252190Srpaulo#define P2P_MAX_GROUP_ENTRIES 50 535252190Srpaulo 536252190Srpaulostruct p2p_group_info { 537252190Srpaulo unsigned int num_clients; 538252190Srpaulo struct p2p_client_info { 539252190Srpaulo const u8 *p2p_device_addr; 540252190Srpaulo const u8 *p2p_interface_addr; 541252190Srpaulo u8 dev_capab; 542252190Srpaulo u16 config_methods; 543252190Srpaulo const u8 *pri_dev_type; 544252190Srpaulo u8 num_sec_dev_types; 545252190Srpaulo const u8 *sec_dev_types; 546252190Srpaulo const char *dev_name; 547252190Srpaulo size_t dev_name_len; 548252190Srpaulo } client[P2P_MAX_GROUP_ENTRIES]; 549252190Srpaulo}; 550252190Srpaulo 551252190Srpaulo 552252190Srpaulo/* p2p_utils.c */ 553252190Srpauloint p2p_random(char *buf, size_t len); 554252190Srpauloint p2p_channel_to_freq(const char *country, int reg_class, int channel); 555252190Srpauloint p2p_freq_to_channel(const char *country, unsigned int freq, u8 *reg_class, 556252190Srpaulo u8 *channel); 557252190Srpaulovoid p2p_channels_intersect(const struct p2p_channels *a, 558252190Srpaulo const struct p2p_channels *b, 559252190Srpaulo struct p2p_channels *res); 560252190Srpauloint p2p_channels_includes(const struct p2p_channels *channels, u8 reg_class, 561252190Srpaulo u8 channel); 562252190Srpaulo 563252190Srpaulo/* p2p_parse.c */ 564252190Srpauloint p2p_parse_p2p_ie(const struct wpabuf *buf, struct p2p_message *msg); 565252190Srpauloint p2p_parse_ies(const u8 *data, size_t len, struct p2p_message *msg); 566252190Srpauloint p2p_parse(const u8 *data, size_t len, struct p2p_message *msg); 567252190Srpaulovoid p2p_parse_free(struct p2p_message *msg); 568252190Srpauloint p2p_attr_text(struct wpabuf *data, char *buf, char *end); 569252190Srpauloint p2p_group_info_parse(const u8 *gi, size_t gi_len, 570252190Srpaulo struct p2p_group_info *info); 571252190Srpaulo 572252190Srpaulo/* p2p_build.c */ 573252190Srpaulo 574252190Srpaulostruct p2p_noa_desc { 575252190Srpaulo u8 count_type; 576252190Srpaulo u32 duration; 577252190Srpaulo u32 interval; 578252190Srpaulo u32 start_time; 579252190Srpaulo}; 580252190Srpaulo 581252190Srpaulo/* p2p_group.c */ 582252190Srpauloconst u8 * p2p_group_get_interface_addr(struct p2p_group *group); 583252190Srpaulou8 p2p_group_presence_req(struct p2p_group *group, 584252190Srpaulo const u8 *client_interface_addr, 585252190Srpaulo const u8 *noa, size_t noa_len); 586252190Srpauloint p2p_group_is_group_id_match(struct p2p_group *group, const u8 *group_id, 587252190Srpaulo size_t group_id_len); 588252190Srpaulovoid p2p_group_update_ies(struct p2p_group *group); 589252190Srpaulostruct wpabuf * p2p_group_get_wfd_ie(struct p2p_group *g); 590252190Srpaulo 591252190Srpaulo 592252190Srpaulovoid p2p_buf_add_action_hdr(struct wpabuf *buf, u8 subtype, u8 dialog_token); 593252190Srpaulovoid p2p_buf_add_public_action_hdr(struct wpabuf *buf, u8 subtype, 594252190Srpaulo u8 dialog_token); 595252190Srpaulou8 * p2p_buf_add_ie_hdr(struct wpabuf *buf); 596252190Srpaulovoid p2p_buf_add_status(struct wpabuf *buf, u8 status); 597252190Srpaulovoid p2p_buf_add_device_info(struct wpabuf *buf, struct p2p_data *p2p, 598252190Srpaulo struct p2p_device *peer); 599252190Srpaulovoid p2p_buf_add_device_id(struct wpabuf *buf, const u8 *dev_addr); 600252190Srpaulovoid p2p_buf_update_ie_hdr(struct wpabuf *buf, u8 *len); 601252190Srpaulovoid p2p_buf_add_capability(struct wpabuf *buf, u8 dev_capab, u8 group_capab); 602252190Srpaulovoid p2p_buf_add_go_intent(struct wpabuf *buf, u8 go_intent); 603252190Srpaulovoid p2p_buf_add_listen_channel(struct wpabuf *buf, const char *country, 604252190Srpaulo u8 reg_class, u8 channel); 605252190Srpaulovoid p2p_buf_add_operating_channel(struct wpabuf *buf, const char *country, 606252190Srpaulo u8 reg_class, u8 channel); 607252190Srpaulovoid p2p_buf_add_channel_list(struct wpabuf *buf, const char *country, 608252190Srpaulo struct p2p_channels *chan); 609252190Srpaulovoid p2p_buf_add_config_timeout(struct wpabuf *buf, u8 go_timeout, 610252190Srpaulo u8 client_timeout); 611252190Srpaulovoid p2p_buf_add_intended_addr(struct wpabuf *buf, const u8 *interface_addr); 612252190Srpaulovoid p2p_buf_add_group_bssid(struct wpabuf *buf, const u8 *bssid); 613252190Srpaulovoid p2p_buf_add_group_id(struct wpabuf *buf, const u8 *dev_addr, 614252190Srpaulo const u8 *ssid, size_t ssid_len); 615252190Srpaulovoid p2p_buf_add_invitation_flags(struct wpabuf *buf, u8 flags); 616252190Srpaulovoid p2p_buf_add_noa(struct wpabuf *buf, u8 noa_index, u8 opp_ps, u8 ctwindow, 617252190Srpaulo struct p2p_noa_desc *desc1, struct p2p_noa_desc *desc2); 618252190Srpaulovoid p2p_buf_add_ext_listen_timing(struct wpabuf *buf, u16 period, 619252190Srpaulo u16 interval); 620252190Srpaulovoid p2p_buf_add_p2p_interface(struct wpabuf *buf, struct p2p_data *p2p); 621252190Srpaulovoid p2p_build_wps_ie(struct p2p_data *p2p, struct wpabuf *buf, int pw_id, 622252190Srpaulo int all_attr); 623252190Srpaulo 624252190Srpaulo/* p2p_sd.c */ 625252190Srpaulostruct p2p_sd_query * p2p_pending_sd_req(struct p2p_data *p2p, 626252190Srpaulo struct p2p_device *dev); 627252190Srpaulovoid p2p_free_sd_queries(struct p2p_data *p2p); 628252190Srpaulovoid p2p_rx_gas_initial_req(struct p2p_data *p2p, const u8 *sa, 629252190Srpaulo const u8 *data, size_t len, int rx_freq); 630252190Srpaulovoid p2p_rx_gas_initial_resp(struct p2p_data *p2p, const u8 *sa, 631252190Srpaulo const u8 *data, size_t len, int rx_freq); 632252190Srpaulovoid p2p_rx_gas_comeback_req(struct p2p_data *p2p, const u8 *sa, 633252190Srpaulo const u8 *data, size_t len, int rx_freq); 634252190Srpaulovoid p2p_rx_gas_comeback_resp(struct p2p_data *p2p, const u8 *sa, 635252190Srpaulo const u8 *data, size_t len, int rx_freq); 636252190Srpauloint p2p_start_sd(struct p2p_data *p2p, struct p2p_device *dev); 637252190Srpaulo 638252190Srpaulo/* p2p_go_neg.c */ 639252190Srpauloint p2p_peer_channels_check(struct p2p_data *p2p, struct p2p_channels *own, 640252190Srpaulo struct p2p_device *dev, 641252190Srpaulo const u8 *channel_list, size_t channel_list_len); 642252190Srpaulovoid p2p_process_go_neg_req(struct p2p_data *p2p, const u8 *sa, 643252190Srpaulo const u8 *data, size_t len, int rx_freq); 644252190Srpaulovoid p2p_process_go_neg_resp(struct p2p_data *p2p, const u8 *sa, 645252190Srpaulo const u8 *data, size_t len, int rx_freq); 646252190Srpaulovoid p2p_process_go_neg_conf(struct p2p_data *p2p, const u8 *sa, 647252190Srpaulo const u8 *data, size_t len); 648252190Srpauloint p2p_connect_send(struct p2p_data *p2p, struct p2p_device *dev); 649252190Srpaulou16 p2p_wps_method_pw_id(enum p2p_wps_method wps_method); 650252190Srpaulovoid p2p_reselect_channel(struct p2p_data *p2p, 651252190Srpaulo struct p2p_channels *intersection); 652252190Srpaulo 653252190Srpaulo/* p2p_pd.c */ 654252190Srpaulovoid p2p_process_prov_disc_req(struct p2p_data *p2p, const u8 *sa, 655252190Srpaulo const u8 *data, size_t len, int rx_freq); 656252190Srpaulovoid p2p_process_prov_disc_resp(struct p2p_data *p2p, const u8 *sa, 657252190Srpaulo const u8 *data, size_t len); 658252190Srpauloint p2p_send_prov_disc_req(struct p2p_data *p2p, struct p2p_device *dev, 659252190Srpaulo int join, int force_freq); 660252190Srpaulovoid p2p_reset_pending_pd(struct p2p_data *p2p); 661252190Srpaulo 662252190Srpaulo/* p2p_invitation.c */ 663252190Srpaulovoid p2p_process_invitation_req(struct p2p_data *p2p, const u8 *sa, 664252190Srpaulo const u8 *data, size_t len, int rx_freq); 665252190Srpaulovoid p2p_process_invitation_resp(struct p2p_data *p2p, const u8 *sa, 666252190Srpaulo const u8 *data, size_t len); 667252190Srpauloint p2p_invite_send(struct p2p_data *p2p, struct p2p_device *dev, 668252190Srpaulo const u8 *go_dev_addr); 669252190Srpaulovoid p2p_invitation_req_cb(struct p2p_data *p2p, int success); 670252190Srpaulovoid p2p_invitation_resp_cb(struct p2p_data *p2p, int success); 671252190Srpaulo 672252190Srpaulo/* p2p_dev_disc.c */ 673252190Srpaulovoid p2p_process_dev_disc_req(struct p2p_data *p2p, const u8 *sa, 674252190Srpaulo const u8 *data, size_t len, int rx_freq); 675252190Srpaulovoid p2p_dev_disc_req_cb(struct p2p_data *p2p, int success); 676252190Srpauloint p2p_send_dev_disc_req(struct p2p_data *p2p, struct p2p_device *dev); 677252190Srpaulovoid p2p_dev_disc_resp_cb(struct p2p_data *p2p, int success); 678252190Srpaulovoid p2p_process_dev_disc_resp(struct p2p_data *p2p, const u8 *sa, 679252190Srpaulo const u8 *data, size_t len); 680252190Srpaulovoid p2p_go_disc_req_cb(struct p2p_data *p2p, int success); 681252190Srpaulovoid p2p_process_go_disc_req(struct p2p_data *p2p, const u8 *da, const u8 *sa, 682252190Srpaulo const u8 *data, size_t len, int rx_freq); 683252190Srpaulo 684252190Srpaulo/* p2p.c */ 685252190Srpaulovoid p2p_set_state(struct p2p_data *p2p, int new_state); 686252190Srpaulovoid p2p_set_timeout(struct p2p_data *p2p, unsigned int sec, 687252190Srpaulo unsigned int usec); 688252190Srpaulovoid p2p_clear_timeout(struct p2p_data *p2p); 689252190Srpaulovoid p2p_continue_find(struct p2p_data *p2p); 690252190Srpaulostruct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 691252190Srpaulo const u8 *addr, 692252190Srpaulo struct p2p_message *msg); 693252190Srpaulovoid p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 694252190Srpaulo struct p2p_device *dev, struct p2p_message *msg); 695252190Srpauloint p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, 696252190Srpaulo unsigned int age_ms, int level, const u8 *ies, 697252190Srpaulo size_t ies_len, int scan_res); 698252190Srpaulostruct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr); 699252190Srpaulostruct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, 700252190Srpaulo const u8 *addr); 701252190Srpaulovoid p2p_go_neg_failed(struct p2p_data *p2p, struct p2p_device *peer, 702252190Srpaulo int status); 703252190Srpaulovoid p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer); 704252190Srpauloint p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps); 705252190Srpauloint dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 706252190Srpaulo size_t num_req_dev_type); 707252190Srpaulostruct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p); 708252190Srpaulovoid p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len); 709252190Srpauloint p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 710252190Srpaulo const u8 *src, const u8 *bssid, const u8 *buf, 711252190Srpaulo size_t len, unsigned int wait_time); 712252190Srpaulovoid p2p_stop_listen_for_freq(struct p2p_data *p2p, int freq); 713252190Srpaulo 714252190Srpaulo#endif /* P2P_I_H */ 715