1252190Srpaulo/* 2252190Srpaulo * Wi-Fi Direct - 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_H 10252190Srpaulo#define P2P_H 11252190Srpaulo 12252190Srpaulo/** 13252190Srpaulo * P2P_MAX_REG_CLASSES - Maximum number of regulatory classes 14252190Srpaulo */ 15252190Srpaulo#define P2P_MAX_REG_CLASSES 10 16252190Srpaulo 17252190Srpaulo/** 18252190Srpaulo * P2P_MAX_REG_CLASS_CHANNELS - Maximum number of channels per regulatory class 19252190Srpaulo */ 20252190Srpaulo#define P2P_MAX_REG_CLASS_CHANNELS 20 21252190Srpaulo 22252190Srpaulo/** 23252190Srpaulo * struct p2p_channels - List of supported channels 24252190Srpaulo */ 25252190Srpaulostruct p2p_channels { 26252190Srpaulo /** 27252190Srpaulo * struct p2p_reg_class - Supported regulatory class 28252190Srpaulo */ 29252190Srpaulo struct p2p_reg_class { 30252190Srpaulo /** 31252190Srpaulo * reg_class - Regulatory class (IEEE 802.11-2007, Annex J) 32252190Srpaulo */ 33252190Srpaulo u8 reg_class; 34252190Srpaulo 35252190Srpaulo /** 36252190Srpaulo * channel - Supported channels 37252190Srpaulo */ 38252190Srpaulo u8 channel[P2P_MAX_REG_CLASS_CHANNELS]; 39252190Srpaulo 40252190Srpaulo /** 41252190Srpaulo * channels - Number of channel entries in use 42252190Srpaulo */ 43252190Srpaulo size_t channels; 44252190Srpaulo } reg_class[P2P_MAX_REG_CLASSES]; 45252190Srpaulo 46252190Srpaulo /** 47252190Srpaulo * reg_classes - Number of reg_class entries in use 48252190Srpaulo */ 49252190Srpaulo size_t reg_classes; 50252190Srpaulo}; 51252190Srpaulo 52252190Srpauloenum p2p_wps_method { 53252190Srpaulo WPS_NOT_READY, WPS_PIN_DISPLAY, WPS_PIN_KEYPAD, WPS_PBC 54252190Srpaulo}; 55252190Srpaulo 56252190Srpaulo/** 57252190Srpaulo * struct p2p_go_neg_results - P2P Group Owner Negotiation results 58252190Srpaulo */ 59252190Srpaulostruct p2p_go_neg_results { 60252190Srpaulo /** 61252190Srpaulo * status - Negotiation result (Status Code) 62252190Srpaulo * 63252190Srpaulo * 0 (P2P_SC_SUCCESS) indicates success. Non-zero values indicate 64252190Srpaulo * failed negotiation. 65252190Srpaulo */ 66252190Srpaulo int status; 67252190Srpaulo 68252190Srpaulo /** 69252190Srpaulo * role_go - Whether local end is Group Owner 70252190Srpaulo */ 71252190Srpaulo int role_go; 72252190Srpaulo 73252190Srpaulo /** 74252190Srpaulo * freq - Frequency of the group operational channel in MHz 75252190Srpaulo */ 76252190Srpaulo int freq; 77252190Srpaulo 78252190Srpaulo int ht40; 79252190Srpaulo 80252190Srpaulo /** 81252190Srpaulo * ssid - SSID of the group 82252190Srpaulo */ 83252190Srpaulo u8 ssid[32]; 84252190Srpaulo 85252190Srpaulo /** 86252190Srpaulo * ssid_len - Length of SSID in octets 87252190Srpaulo */ 88252190Srpaulo size_t ssid_len; 89252190Srpaulo 90252190Srpaulo /** 91252190Srpaulo * psk - WPA pre-shared key (256 bits) (GO only) 92252190Srpaulo */ 93252190Srpaulo u8 psk[32]; 94252190Srpaulo 95252190Srpaulo /** 96252190Srpaulo * psk_set - Whether PSK field is configured (GO only) 97252190Srpaulo */ 98252190Srpaulo int psk_set; 99252190Srpaulo 100252190Srpaulo /** 101252190Srpaulo * passphrase - WPA2-Personal passphrase for the group (GO only) 102252190Srpaulo */ 103252190Srpaulo char passphrase[64]; 104252190Srpaulo 105252190Srpaulo /** 106252190Srpaulo * peer_device_addr - P2P Device Address of the peer 107252190Srpaulo */ 108252190Srpaulo u8 peer_device_addr[ETH_ALEN]; 109252190Srpaulo 110252190Srpaulo /** 111252190Srpaulo * peer_interface_addr - P2P Interface Address of the peer 112252190Srpaulo */ 113252190Srpaulo u8 peer_interface_addr[ETH_ALEN]; 114252190Srpaulo 115252190Srpaulo /** 116252190Srpaulo * wps_method - WPS method to be used during provisioning 117252190Srpaulo */ 118252190Srpaulo enum p2p_wps_method wps_method; 119252190Srpaulo 120252190Srpaulo#define P2P_MAX_CHANNELS 50 121252190Srpaulo 122252190Srpaulo /** 123252190Srpaulo * freq_list - Zero-terminated list of possible operational channels 124252190Srpaulo */ 125252190Srpaulo int freq_list[P2P_MAX_CHANNELS]; 126252190Srpaulo 127252190Srpaulo /** 128252190Srpaulo * persistent_group - Whether the group should be made persistent 129252190Srpaulo * 0 = not persistent 130252190Srpaulo * 1 = persistent group without persistent reconnect 131252190Srpaulo * 2 = persistent group with persistent reconnect 132252190Srpaulo */ 133252190Srpaulo int persistent_group; 134252190Srpaulo 135252190Srpaulo /** 136252190Srpaulo * peer_config_timeout - Peer configuration timeout (in 10 msec units) 137252190Srpaulo */ 138252190Srpaulo unsigned int peer_config_timeout; 139252190Srpaulo}; 140252190Srpaulo 141252190Srpaulostruct p2p_data; 142252190Srpaulo 143252190Srpauloenum p2p_scan_type { 144252190Srpaulo P2P_SCAN_SOCIAL, 145252190Srpaulo P2P_SCAN_FULL, 146252190Srpaulo P2P_SCAN_SOCIAL_PLUS_ONE 147252190Srpaulo}; 148252190Srpaulo 149252190Srpaulo#define P2P_MAX_WPS_VENDOR_EXT 10 150252190Srpaulo 151252190Srpaulo/** 152252190Srpaulo * struct p2p_peer_info - P2P peer information 153252190Srpaulo */ 154252190Srpaulostruct p2p_peer_info { 155252190Srpaulo /** 156252190Srpaulo * p2p_device_addr - P2P Device Address of the peer 157252190Srpaulo */ 158252190Srpaulo u8 p2p_device_addr[ETH_ALEN]; 159252190Srpaulo 160252190Srpaulo /** 161252190Srpaulo * pri_dev_type - Primary Device Type 162252190Srpaulo */ 163252190Srpaulo u8 pri_dev_type[8]; 164252190Srpaulo 165252190Srpaulo /** 166252190Srpaulo * device_name - Device Name (0..32 octets encoded in UTF-8) 167252190Srpaulo */ 168252190Srpaulo char device_name[33]; 169252190Srpaulo 170252190Srpaulo /** 171252190Srpaulo * manufacturer - Manufacturer (0..64 octets encoded in UTF-8) 172252190Srpaulo */ 173252190Srpaulo char manufacturer[65]; 174252190Srpaulo 175252190Srpaulo /** 176252190Srpaulo * model_name - Model Name (0..32 octets encoded in UTF-8) 177252190Srpaulo */ 178252190Srpaulo char model_name[33]; 179252190Srpaulo 180252190Srpaulo /** 181252190Srpaulo * model_number - Model Number (0..32 octets encoded in UTF-8) 182252190Srpaulo */ 183252190Srpaulo char model_number[33]; 184252190Srpaulo 185252190Srpaulo /** 186252190Srpaulo * serial_number - Serial Number (0..32 octets encoded in UTF-8) 187252190Srpaulo */ 188252190Srpaulo char serial_number[33]; 189252190Srpaulo 190252190Srpaulo /** 191252190Srpaulo * level - Signal level 192252190Srpaulo */ 193252190Srpaulo int level; 194252190Srpaulo 195252190Srpaulo /** 196252190Srpaulo * config_methods - WPS Configuration Methods 197252190Srpaulo */ 198252190Srpaulo u16 config_methods; 199252190Srpaulo 200252190Srpaulo /** 201252190Srpaulo * dev_capab - Device Capabilities 202252190Srpaulo */ 203252190Srpaulo u8 dev_capab; 204252190Srpaulo 205252190Srpaulo /** 206252190Srpaulo * group_capab - Group Capabilities 207252190Srpaulo */ 208252190Srpaulo u8 group_capab; 209252190Srpaulo 210252190Srpaulo /** 211252190Srpaulo * wps_sec_dev_type_list - WPS secondary device type list 212252190Srpaulo * 213252190Srpaulo * This list includes from 0 to 16 Secondary Device Types as indicated 214252190Srpaulo * by wps_sec_dev_type_list_len (8 * number of types). 215252190Srpaulo */ 216252190Srpaulo u8 wps_sec_dev_type_list[128]; 217252190Srpaulo 218252190Srpaulo /** 219252190Srpaulo * wps_sec_dev_type_list_len - Length of secondary device type list 220252190Srpaulo */ 221252190Srpaulo size_t wps_sec_dev_type_list_len; 222252190Srpaulo 223252190Srpaulo struct wpabuf *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; 224252190Srpaulo 225252190Srpaulo /** 226252190Srpaulo * wfd_subelems - Wi-Fi Display subelements from WFD IE(s) 227252190Srpaulo */ 228252190Srpaulo struct wpabuf *wfd_subelems; 229252190Srpaulo}; 230252190Srpaulo 231252190Srpauloenum p2p_prov_disc_status { 232252190Srpaulo P2P_PROV_DISC_SUCCESS, 233252190Srpaulo P2P_PROV_DISC_TIMEOUT, 234252190Srpaulo P2P_PROV_DISC_REJECTED, 235252190Srpaulo P2P_PROV_DISC_TIMEOUT_JOIN, 236252190Srpaulo}; 237252190Srpaulo 238252190Srpaulostruct p2p_channel { 239252190Srpaulo u8 op_class; 240252190Srpaulo u8 chan; 241252190Srpaulo}; 242252190Srpaulo 243252190Srpaulo/** 244252190Srpaulo * struct p2p_config - P2P configuration 245252190Srpaulo * 246252190Srpaulo * This configuration is provided to the P2P module during initialization with 247252190Srpaulo * p2p_init(). 248252190Srpaulo */ 249252190Srpaulostruct p2p_config { 250252190Srpaulo /** 251252190Srpaulo * country - Country code to use in P2P operations 252252190Srpaulo */ 253252190Srpaulo char country[3]; 254252190Srpaulo 255252190Srpaulo /** 256252190Srpaulo * reg_class - Regulatory class for own listen channel 257252190Srpaulo */ 258252190Srpaulo u8 reg_class; 259252190Srpaulo 260252190Srpaulo /** 261252190Srpaulo * channel - Own listen channel 262252190Srpaulo */ 263252190Srpaulo u8 channel; 264252190Srpaulo 265252190Srpaulo /** 266252190Srpaulo * Regulatory class for own operational channel 267252190Srpaulo */ 268252190Srpaulo u8 op_reg_class; 269252190Srpaulo 270252190Srpaulo /** 271252190Srpaulo * op_channel - Own operational channel 272252190Srpaulo */ 273252190Srpaulo u8 op_channel; 274252190Srpaulo 275252190Srpaulo /** 276252190Srpaulo * cfg_op_channel - Whether op_channel is hardcoded in configuration 277252190Srpaulo */ 278252190Srpaulo u8 cfg_op_channel; 279252190Srpaulo 280252190Srpaulo /** 281252190Srpaulo * channels - Own supported regulatory classes and channels 282252190Srpaulo * 283252190Srpaulo * List of supposerted channels per regulatory class. The regulatory 284252190Srpaulo * classes are defined in IEEE Std 802.11-2007 Annex J and the 285252190Srpaulo * numbering of the clases depends on the configured country code. 286252190Srpaulo */ 287252190Srpaulo struct p2p_channels channels; 288252190Srpaulo 289252190Srpaulo /** 290252190Srpaulo * num_pref_chan - Number of pref_chan entries 291252190Srpaulo */ 292252190Srpaulo unsigned int num_pref_chan; 293252190Srpaulo 294252190Srpaulo /** 295252190Srpaulo * pref_chan - Preferred channels for GO Negotiation 296252190Srpaulo */ 297252190Srpaulo struct p2p_channel *pref_chan; 298252190Srpaulo 299252190Srpaulo /** 300252190Srpaulo * pri_dev_type - Primary Device Type (see WPS) 301252190Srpaulo */ 302252190Srpaulo u8 pri_dev_type[8]; 303252190Srpaulo 304252190Srpaulo /** 305252190Srpaulo * P2P_SEC_DEVICE_TYPES - Maximum number of secondary device types 306252190Srpaulo */ 307252190Srpaulo#define P2P_SEC_DEVICE_TYPES 5 308252190Srpaulo 309252190Srpaulo /** 310252190Srpaulo * sec_dev_type - Optional secondary device types 311252190Srpaulo */ 312252190Srpaulo u8 sec_dev_type[P2P_SEC_DEVICE_TYPES][8]; 313252190Srpaulo 314252190Srpaulo /** 315252190Srpaulo * num_sec_dev_types - Number of sec_dev_type entries 316252190Srpaulo */ 317252190Srpaulo size_t num_sec_dev_types; 318252190Srpaulo 319252190Srpaulo /** 320252190Srpaulo * dev_addr - P2P Device Address 321252190Srpaulo */ 322252190Srpaulo u8 dev_addr[ETH_ALEN]; 323252190Srpaulo 324252190Srpaulo /** 325252190Srpaulo * dev_name - Device Name 326252190Srpaulo */ 327252190Srpaulo char *dev_name; 328252190Srpaulo 329252190Srpaulo char *manufacturer; 330252190Srpaulo char *model_name; 331252190Srpaulo char *model_number; 332252190Srpaulo char *serial_number; 333252190Srpaulo 334252190Srpaulo u8 uuid[16]; 335252190Srpaulo u16 config_methods; 336252190Srpaulo 337252190Srpaulo /** 338252190Srpaulo * concurrent_operations - Whether concurrent operations are supported 339252190Srpaulo */ 340252190Srpaulo int concurrent_operations; 341252190Srpaulo 342252190Srpaulo /** 343252190Srpaulo * max_peers - Maximum number of discovered peers to remember 344252190Srpaulo * 345252190Srpaulo * If more peers are discovered, older entries will be removed to make 346252190Srpaulo * room for the new ones. 347252190Srpaulo */ 348252190Srpaulo size_t max_peers; 349252190Srpaulo 350252190Srpaulo /** 351252190Srpaulo * p2p_intra_bss - Intra BSS communication is supported 352252190Srpaulo */ 353252190Srpaulo int p2p_intra_bss; 354252190Srpaulo 355252190Srpaulo /** 356252190Srpaulo * ssid_postfix - Postfix data to add to the SSID 357252190Srpaulo * 358252190Srpaulo * This data will be added to the end of the SSID after the 359252190Srpaulo * DIRECT-<random two octets> prefix. 360252190Srpaulo */ 361252190Srpaulo u8 ssid_postfix[32 - 9]; 362252190Srpaulo 363252190Srpaulo /** 364252190Srpaulo * ssid_postfix_len - Length of the ssid_postfix data 365252190Srpaulo */ 366252190Srpaulo size_t ssid_postfix_len; 367252190Srpaulo 368252190Srpaulo /** 369252190Srpaulo * max_listen - Maximum listen duration in ms 370252190Srpaulo */ 371252190Srpaulo unsigned int max_listen; 372252190Srpaulo 373252190Srpaulo /** 374252190Srpaulo * msg_ctx - Context to use with wpa_msg() calls 375252190Srpaulo */ 376252190Srpaulo void *msg_ctx; 377252190Srpaulo 378252190Srpaulo /** 379252190Srpaulo * cb_ctx - Context to use with callback functions 380252190Srpaulo */ 381252190Srpaulo void *cb_ctx; 382252190Srpaulo 383252190Srpaulo 384252190Srpaulo /* Callbacks to request lower layer driver operations */ 385252190Srpaulo 386252190Srpaulo /** 387252190Srpaulo * p2p_scan - Request a P2P scan/search 388252190Srpaulo * @ctx: Callback context from cb_ctx 389252190Srpaulo * @type: Scan type 390252190Srpaulo * @freq: Specific frequency (MHz) to scan or 0 for no restriction 391252190Srpaulo * @num_req_dev_types: Number of requested device types 392252190Srpaulo * @req_dev_types: Array containing requested device types 393252190Srpaulo * @dev_id: Device ID to search for or %NULL to find all devices 394252190Srpaulo * @pw_id: Device Password ID 395252190Srpaulo * Returns: 0 on success, -1 on failure 396252190Srpaulo * 397252190Srpaulo * This callback function is used to request a P2P scan or search 398252190Srpaulo * operation to be completed. Type type argument specifies which type 399252190Srpaulo * of scan is to be done. @P2P_SCAN_SOCIAL indicates that only the 400252190Srpaulo * social channels (1, 6, 11) should be scanned. @P2P_SCAN_FULL 401252190Srpaulo * indicates that all channels are to be scanned. 402252190Srpaulo * @P2P_SCAN_SOCIAL_PLUS_ONE request scan of all the social channels 403252190Srpaulo * plus one extra channel specified by freq. 404252190Srpaulo * 405252190Srpaulo * The full scan is used for the initial scan to find group owners from 406252190Srpaulo * all. The other types are used during search phase scan of the social 407252190Srpaulo * channels (with potential variation if the Listen channel of the 408252190Srpaulo * target peer is known or if other channels are scanned in steps). 409252190Srpaulo * 410252190Srpaulo * The scan results are returned after this call by calling 411252190Srpaulo * p2p_scan_res_handler() for each scan result that has a P2P IE and 412252190Srpaulo * then calling p2p_scan_res_handled() to indicate that all scan 413252190Srpaulo * results have been indicated. 414252190Srpaulo */ 415252190Srpaulo int (*p2p_scan)(void *ctx, enum p2p_scan_type type, int freq, 416252190Srpaulo unsigned int num_req_dev_types, 417252190Srpaulo const u8 *req_dev_types, const u8 *dev_id, u16 pw_id); 418252190Srpaulo 419252190Srpaulo /** 420252190Srpaulo * send_probe_resp - Transmit a Probe Response frame 421252190Srpaulo * @ctx: Callback context from cb_ctx 422252190Srpaulo * @buf: Probe Response frame (including the header and body) 423252190Srpaulo * Returns: 0 on success, -1 on failure 424252190Srpaulo * 425252190Srpaulo * This function is used to reply to Probe Request frames that were 426252190Srpaulo * indicated with a call to p2p_probe_req_rx(). The response is to be 427252190Srpaulo * sent on the same channel or to be dropped if the driver is not 428252190Srpaulo * anymore listening to Probe Request frames. 429252190Srpaulo * 430252190Srpaulo * Alternatively, the responsibility for building the Probe Response 431252190Srpaulo * frames in Listen state may be in another system component in which 432252190Srpaulo * case this function need to be implemented (i.e., the function 433252190Srpaulo * pointer can be %NULL). The WPS and P2P IEs to be added for Probe 434252190Srpaulo * Response frames in such a case are available from the 435252190Srpaulo * start_listen() callback. It should be noted that the received Probe 436252190Srpaulo * Request frames must be indicated by calling p2p_probe_req_rx() even 437252190Srpaulo * if this send_probe_resp() is not used. 438252190Srpaulo */ 439252190Srpaulo int (*send_probe_resp)(void *ctx, const struct wpabuf *buf); 440252190Srpaulo 441252190Srpaulo /** 442252190Srpaulo * send_action - Transmit an Action frame 443252190Srpaulo * @ctx: Callback context from cb_ctx 444252190Srpaulo * @freq: Frequency in MHz for the channel on which to transmit 445252190Srpaulo * @dst: Destination MAC address (Address 1) 446252190Srpaulo * @src: Source MAC address (Address 2) 447252190Srpaulo * @bssid: BSSID (Address 3) 448252190Srpaulo * @buf: Frame body (starting from Category field) 449252190Srpaulo * @len: Length of buf in octets 450252190Srpaulo * @wait_time: How many msec to wait for a response frame 451252190Srpaulo * Returns: 0 on success, -1 on failure 452252190Srpaulo * 453252190Srpaulo * The Action frame may not be transmitted immediately and the status 454252190Srpaulo * of the transmission must be reported by calling 455252190Srpaulo * p2p_send_action_cb() once the frame has either been transmitted or 456252190Srpaulo * it has been dropped due to excessive retries or other failure to 457252190Srpaulo * transmit. 458252190Srpaulo */ 459252190Srpaulo int (*send_action)(void *ctx, unsigned int freq, const u8 *dst, 460252190Srpaulo const u8 *src, const u8 *bssid, const u8 *buf, 461252190Srpaulo size_t len, unsigned int wait_time); 462252190Srpaulo 463252190Srpaulo /** 464252190Srpaulo * send_action_done - Notify that Action frame sequence was completed 465252190Srpaulo * @ctx: Callback context from cb_ctx 466252190Srpaulo * 467252190Srpaulo * This function is called when the Action frame sequence that was 468252190Srpaulo * started with send_action() has been completed, i.e., when there is 469252190Srpaulo * no need to wait for a response from the destination peer anymore. 470252190Srpaulo */ 471252190Srpaulo void (*send_action_done)(void *ctx); 472252190Srpaulo 473252190Srpaulo /** 474252190Srpaulo * start_listen - Start Listen state 475252190Srpaulo * @ctx: Callback context from cb_ctx 476252190Srpaulo * @freq: Frequency of the listen channel in MHz 477252190Srpaulo * @duration: Duration for the Listen state in milliseconds 478252190Srpaulo * @probe_resp_ie: IE(s) to be added to Probe Response frames 479252190Srpaulo * Returns: 0 on success, -1 on failure 480252190Srpaulo * 481252190Srpaulo * This Listen state may not start immediately since the driver may 482252190Srpaulo * have other pending operations to complete first. Once the Listen 483252190Srpaulo * state has started, p2p_listen_cb() must be called to notify the P2P 484252190Srpaulo * module. Once the Listen state is stopped, p2p_listen_end() must be 485252190Srpaulo * called to notify the P2P module that the driver is not in the Listen 486252190Srpaulo * state anymore. 487252190Srpaulo * 488252190Srpaulo * If the send_probe_resp() is not used for generating the response, 489252190Srpaulo * the IEs from probe_resp_ie need to be added to the end of the Probe 490252190Srpaulo * Response frame body. If send_probe_resp() is used, the probe_resp_ie 491252190Srpaulo * information can be ignored. 492252190Srpaulo */ 493252190Srpaulo int (*start_listen)(void *ctx, unsigned int freq, 494252190Srpaulo unsigned int duration, 495252190Srpaulo const struct wpabuf *probe_resp_ie); 496252190Srpaulo /** 497252190Srpaulo * stop_listen - Stop Listen state 498252190Srpaulo * @ctx: Callback context from cb_ctx 499252190Srpaulo * 500252190Srpaulo * This callback can be used to stop a Listen state operation that was 501252190Srpaulo * previously requested with start_listen(). 502252190Srpaulo */ 503252190Srpaulo void (*stop_listen)(void *ctx); 504252190Srpaulo 505252190Srpaulo /** 506252190Srpaulo * get_noa - Get current Notice of Absence attribute payload 507252190Srpaulo * @ctx: Callback context from cb_ctx 508252190Srpaulo * @interface_addr: P2P Interface Address of the GO 509252190Srpaulo * @buf: Buffer for returning NoA 510252190Srpaulo * @buf_len: Buffer length in octets 511252190Srpaulo * Returns: Number of octets used in buf, 0 to indicate no NoA is being 512252190Srpaulo * advertized, or -1 on failure 513252190Srpaulo * 514252190Srpaulo * This function is used to fetch the current Notice of Absence 515252190Srpaulo * attribute value from GO. 516252190Srpaulo */ 517252190Srpaulo int (*get_noa)(void *ctx, const u8 *interface_addr, u8 *buf, 518252190Srpaulo size_t buf_len); 519252190Srpaulo 520252190Srpaulo /* Callbacks to notify events to upper layer management entity */ 521252190Srpaulo 522252190Srpaulo /** 523252190Srpaulo * dev_found - Notification of a found P2P Device 524252190Srpaulo * @ctx: Callback context from cb_ctx 525252190Srpaulo * @addr: Source address of the message triggering this notification 526252190Srpaulo * @info: P2P peer information 527252190Srpaulo * @new_device: Inform if the peer is newly found 528252190Srpaulo * 529252190Srpaulo * This callback is used to notify that a new P2P Device has been 530252190Srpaulo * found. This may happen, e.g., during Search state based on scan 531252190Srpaulo * results or during Listen state based on receive Probe Request and 532252190Srpaulo * Group Owner Negotiation Request. 533252190Srpaulo */ 534252190Srpaulo void (*dev_found)(void *ctx, const u8 *addr, 535252190Srpaulo const struct p2p_peer_info *info, 536252190Srpaulo int new_device); 537252190Srpaulo 538252190Srpaulo /** 539252190Srpaulo * dev_lost - Notification of a lost P2P Device 540252190Srpaulo * @ctx: Callback context from cb_ctx 541252190Srpaulo * @dev_addr: P2P Device Address of the lost P2P Device 542252190Srpaulo * 543252190Srpaulo * This callback is used to notify that a P2P Device has been deleted. 544252190Srpaulo */ 545252190Srpaulo void (*dev_lost)(void *ctx, const u8 *dev_addr); 546252190Srpaulo 547252190Srpaulo /** 548252190Srpaulo * go_neg_req_rx - Notification of a receive GO Negotiation Request 549252190Srpaulo * @ctx: Callback context from cb_ctx 550252190Srpaulo * @src: Source address of the message triggering this notification 551252190Srpaulo * @dev_passwd_id: WPS Device Password ID 552252190Srpaulo * 553252190Srpaulo * This callback is used to notify that a P2P Device is requesting 554252190Srpaulo * group owner negotiation with us, but we do not have all the 555252190Srpaulo * necessary information to start GO Negotiation. This indicates that 556252190Srpaulo * the local user has not authorized the connection yet by providing a 557252190Srpaulo * PIN or PBC button press. This information can be provided with a 558252190Srpaulo * call to p2p_connect(). 559252190Srpaulo */ 560252190Srpaulo void (*go_neg_req_rx)(void *ctx, const u8 *src, u16 dev_passwd_id); 561252190Srpaulo 562252190Srpaulo /** 563252190Srpaulo * go_neg_completed - Notification of GO Negotiation results 564252190Srpaulo * @ctx: Callback context from cb_ctx 565252190Srpaulo * @res: GO Negotiation results 566252190Srpaulo * 567252190Srpaulo * This callback is used to notify that Group Owner Negotiation has 568252190Srpaulo * been completed. Non-zero struct p2p_go_neg_results::status indicates 569252190Srpaulo * failed negotiation. In case of success, this function is responsible 570252190Srpaulo * for creating a new group interface (or using the existing interface 571252190Srpaulo * depending on driver features), setting up the group interface in 572252190Srpaulo * proper mode based on struct p2p_go_neg_results::role_go and 573252190Srpaulo * initializing WPS provisioning either as a Registrar (if GO) or as an 574252190Srpaulo * Enrollee. Successful WPS provisioning must be indicated by calling 575252190Srpaulo * p2p_wps_success_cb(). The callee is responsible for timing out group 576252190Srpaulo * formation if WPS provisioning cannot be completed successfully 577252190Srpaulo * within 15 seconds. 578252190Srpaulo */ 579252190Srpaulo void (*go_neg_completed)(void *ctx, struct p2p_go_neg_results *res); 580252190Srpaulo 581252190Srpaulo /** 582252190Srpaulo * sd_request - Callback on Service Discovery Request 583252190Srpaulo * @ctx: Callback context from cb_ctx 584252190Srpaulo * @freq: Frequency (in MHz) of the channel 585252190Srpaulo * @sa: Source address of the request 586252190Srpaulo * @dialog_token: Dialog token 587252190Srpaulo * @update_indic: Service Update Indicator from the source of request 588252190Srpaulo * @tlvs: P2P Service Request TLV(s) 589252190Srpaulo * @tlvs_len: Length of tlvs buffer in octets 590252190Srpaulo * 591252190Srpaulo * This callback is used to indicate reception of a service discovery 592252190Srpaulo * request. Response to the query must be indicated by calling 593252190Srpaulo * p2p_sd_response() with the context information from the arguments to 594252190Srpaulo * this callback function. 595252190Srpaulo * 596252190Srpaulo * This callback handler can be set to %NULL to indicate that service 597252190Srpaulo * discovery is not supported. 598252190Srpaulo */ 599252190Srpaulo void (*sd_request)(void *ctx, int freq, const u8 *sa, u8 dialog_token, 600252190Srpaulo u16 update_indic, const u8 *tlvs, size_t tlvs_len); 601252190Srpaulo 602252190Srpaulo /** 603252190Srpaulo * sd_response - Callback on Service Discovery Response 604252190Srpaulo * @ctx: Callback context from cb_ctx 605252190Srpaulo * @sa: Source address of the request 606252190Srpaulo * @update_indic: Service Update Indicator from the source of response 607252190Srpaulo * @tlvs: P2P Service Response TLV(s) 608252190Srpaulo * @tlvs_len: Length of tlvs buffer in octets 609252190Srpaulo * 610252190Srpaulo * This callback is used to indicate reception of a service discovery 611252190Srpaulo * response. This callback handler can be set to %NULL if no service 612252190Srpaulo * discovery requests are used. The information provided with this call 613252190Srpaulo * is replies to the queries scheduled with p2p_sd_request(). 614252190Srpaulo */ 615252190Srpaulo void (*sd_response)(void *ctx, const u8 *sa, u16 update_indic, 616252190Srpaulo const u8 *tlvs, size_t tlvs_len); 617252190Srpaulo 618252190Srpaulo /** 619252190Srpaulo * prov_disc_req - Callback on Provisiong Discovery Request 620252190Srpaulo * @ctx: Callback context from cb_ctx 621252190Srpaulo * @peer: Source address of the request 622252190Srpaulo * @config_methods: Requested WPS Config Method 623252190Srpaulo * @dev_addr: P2P Device Address of the found P2P Device 624252190Srpaulo * @pri_dev_type: Primary Device Type 625252190Srpaulo * @dev_name: Device Name 626252190Srpaulo * @supp_config_methods: Supported configuration Methods 627252190Srpaulo * @dev_capab: Device Capabilities 628252190Srpaulo * @group_capab: Group Capabilities 629252190Srpaulo * @group_id: P2P Group ID (or %NULL if not included) 630252190Srpaulo * @group_id_len: Length of P2P Group ID 631252190Srpaulo * 632252190Srpaulo * This callback is used to indicate reception of a Provision Discovery 633252190Srpaulo * Request frame that the P2P module accepted. 634252190Srpaulo */ 635252190Srpaulo void (*prov_disc_req)(void *ctx, const u8 *peer, u16 config_methods, 636252190Srpaulo const u8 *dev_addr, const u8 *pri_dev_type, 637252190Srpaulo const char *dev_name, u16 supp_config_methods, 638252190Srpaulo u8 dev_capab, u8 group_capab, 639252190Srpaulo const u8 *group_id, size_t group_id_len); 640252190Srpaulo 641252190Srpaulo /** 642252190Srpaulo * prov_disc_resp - Callback on Provisiong Discovery Response 643252190Srpaulo * @ctx: Callback context from cb_ctx 644252190Srpaulo * @peer: Source address of the response 645252190Srpaulo * @config_methods: Value from p2p_prov_disc_req() or 0 on failure 646252190Srpaulo * 647252190Srpaulo * This callback is used to indicate reception of a Provision Discovery 648252190Srpaulo * Response frame for a pending request scheduled with 649252190Srpaulo * p2p_prov_disc_req(). This callback handler can be set to %NULL if 650252190Srpaulo * provision discovery is not used. 651252190Srpaulo */ 652252190Srpaulo void (*prov_disc_resp)(void *ctx, const u8 *peer, u16 config_methods); 653252190Srpaulo 654252190Srpaulo /** 655252190Srpaulo * prov_disc_fail - Callback on Provision Discovery failure 656252190Srpaulo * @ctx: Callback context from cb_ctx 657252190Srpaulo * @peer: Source address of the response 658252190Srpaulo * @status: Cause of failure, will not be %P2P_PROV_DISC_SUCCESS 659252190Srpaulo * 660252190Srpaulo * This callback is used to indicate either a failure or no response 661252190Srpaulo * to an earlier provision discovery request. 662252190Srpaulo * 663252190Srpaulo * This callback handler can be set to %NULL if provision discovery 664252190Srpaulo * is not used or failures do not need to be indicated. 665252190Srpaulo */ 666252190Srpaulo void (*prov_disc_fail)(void *ctx, const u8 *peer, 667252190Srpaulo enum p2p_prov_disc_status status); 668252190Srpaulo 669252190Srpaulo /** 670252190Srpaulo * invitation_process - Optional callback for processing Invitations 671252190Srpaulo * @ctx: Callback context from cb_ctx 672252190Srpaulo * @sa: Source address of the Invitation Request 673252190Srpaulo * @bssid: P2P Group BSSID from the request or %NULL if not included 674252190Srpaulo * @go_dev_addr: GO Device Address from P2P Group ID 675252190Srpaulo * @ssid: SSID from P2P Group ID 676252190Srpaulo * @ssid_len: Length of ssid buffer in octets 677252190Srpaulo * @go: Variable for returning whether the local end is GO in the group 678252190Srpaulo * @group_bssid: Buffer for returning P2P Group BSSID (if local end GO) 679252190Srpaulo * @force_freq: Variable for returning forced frequency for the group 680252190Srpaulo * @persistent_group: Whether this is an invitation to reinvoke a 681252190Srpaulo * persistent group (instead of invitation to join an active 682252190Srpaulo * group) 683252190Srpaulo * Returns: Status code (P2P_SC_*) 684252190Srpaulo * 685252190Srpaulo * This optional callback can be used to implement persistent reconnect 686252190Srpaulo * by allowing automatic restarting of persistent groups without user 687252190Srpaulo * interaction. If this callback is not implemented (i.e., is %NULL), 688252190Srpaulo * the received Invitation Request frames are replied with 689252190Srpaulo * %P2P_SC_REQ_RECEIVED status and indicated to upper layer with the 690252190Srpaulo * invitation_result() callback. 691252190Srpaulo * 692252190Srpaulo * If the requested parameters are acceptable and the group is known, 693252190Srpaulo * %P2P_SC_SUCCESS may be returned. If the requested group is unknown, 694252190Srpaulo * %P2P_SC_FAIL_UNKNOWN_GROUP should be returned. %P2P_SC_REQ_RECEIVED 695252190Srpaulo * can be returned if there is not enough data to provide immediate 696252190Srpaulo * response, i.e., if some sort of user interaction is needed. The 697252190Srpaulo * invitation_received() callback will be called in that case 698252190Srpaulo * immediately after this call. 699252190Srpaulo */ 700252190Srpaulo u8 (*invitation_process)(void *ctx, const u8 *sa, const u8 *bssid, 701252190Srpaulo const u8 *go_dev_addr, const u8 *ssid, 702252190Srpaulo size_t ssid_len, int *go, u8 *group_bssid, 703252190Srpaulo int *force_freq, int persistent_group); 704252190Srpaulo 705252190Srpaulo /** 706252190Srpaulo * invitation_received - Callback on Invitation Request RX 707252190Srpaulo * @ctx: Callback context from cb_ctx 708252190Srpaulo * @sa: Source address of the Invitation Request 709252190Srpaulo * @bssid: P2P Group BSSID or %NULL if not received 710252190Srpaulo * @ssid: SSID of the group 711252190Srpaulo * @ssid_len: Length of ssid in octets 712252190Srpaulo * @go_dev_addr: GO Device Address 713252190Srpaulo * @status: Response Status 714252190Srpaulo * @op_freq: Operational frequency for the group 715252190Srpaulo * 716252190Srpaulo * This callback is used to indicate sending of an Invitation Response 717252190Srpaulo * for a received Invitation Request. If status == 0 (success), the 718252190Srpaulo * upper layer code is responsible for starting the group. status == 1 719252190Srpaulo * indicates need to get user authorization for the group. Other status 720252190Srpaulo * values indicate that the invitation request was rejected. 721252190Srpaulo */ 722252190Srpaulo void (*invitation_received)(void *ctx, const u8 *sa, const u8 *bssid, 723252190Srpaulo const u8 *ssid, size_t ssid_len, 724252190Srpaulo const u8 *go_dev_addr, u8 status, 725252190Srpaulo int op_freq); 726252190Srpaulo 727252190Srpaulo /** 728252190Srpaulo * invitation_result - Callback on Invitation result 729252190Srpaulo * @ctx: Callback context from cb_ctx 730252190Srpaulo * @status: Negotiation result (Status Code) 731252190Srpaulo * @bssid: P2P Group BSSID or %NULL if not received 732252190Srpaulo * 733252190Srpaulo * This callback is used to indicate result of an Invitation procedure 734252190Srpaulo * started with a call to p2p_invite(). The indicated status code is 735252190Srpaulo * the value received from the peer in Invitation Response with 0 736252190Srpaulo * (P2P_SC_SUCCESS) indicating success or -1 to indicate a timeout or a 737252190Srpaulo * local failure in transmitting the Invitation Request. 738252190Srpaulo */ 739252190Srpaulo void (*invitation_result)(void *ctx, int status, const u8 *bssid); 740252190Srpaulo 741252190Srpaulo /** 742252190Srpaulo * go_connected - Check whether we are connected to a GO 743252190Srpaulo * @ctx: Callback context from cb_ctx 744252190Srpaulo * @dev_addr: P2P Device Address of a GO 745252190Srpaulo * Returns: 1 if we are connected as a P2P client to the specified GO 746252190Srpaulo * or 0 if not. 747252190Srpaulo */ 748252190Srpaulo int (*go_connected)(void *ctx, const u8 *dev_addr); 749252190Srpaulo}; 750252190Srpaulo 751252190Srpaulo 752252190Srpaulo/* P2P module initialization/deinitialization */ 753252190Srpaulo 754252190Srpaulo/** 755252190Srpaulo * p2p_init - Initialize P2P module 756252190Srpaulo * @cfg: P2P module configuration 757252190Srpaulo * Returns: Pointer to private data or %NULL on failure 758252190Srpaulo * 759252190Srpaulo * This function is used to initialize global P2P module context (one per 760252190Srpaulo * device). The P2P module will keep a copy of the configuration data, so the 761252190Srpaulo * caller does not need to maintain this structure. However, the callback 762252190Srpaulo * functions and the context parameters to them must be kept available until 763252190Srpaulo * the P2P module is deinitialized with p2p_deinit(). 764252190Srpaulo */ 765252190Srpaulostruct p2p_data * p2p_init(const struct p2p_config *cfg); 766252190Srpaulo 767252190Srpaulo/** 768252190Srpaulo * p2p_deinit - Deinitialize P2P module 769252190Srpaulo * @p2p: P2P module context from p2p_init() 770252190Srpaulo */ 771252190Srpaulovoid p2p_deinit(struct p2p_data *p2p); 772252190Srpaulo 773252190Srpaulo/** 774252190Srpaulo * p2p_flush - Flush P2P module state 775252190Srpaulo * @p2p: P2P module context from p2p_init() 776252190Srpaulo * 777252190Srpaulo * This command removes the P2P module state like peer device entries. 778252190Srpaulo */ 779252190Srpaulovoid p2p_flush(struct p2p_data *p2p); 780252190Srpaulo 781252190Srpaulo/** 782252190Srpaulo * p2p_unauthorize - Unauthorize the specified peer device 783252190Srpaulo * @p2p: P2P module context from p2p_init() 784252190Srpaulo * @addr: P2P peer entry to be unauthorized 785252190Srpaulo * Returns: 0 on success, -1 on failure 786252190Srpaulo * 787252190Srpaulo * This command removes any connection authorization from the specified P2P 788252190Srpaulo * peer device address. This can be used, e.g., to cancel effect of a previous 789252190Srpaulo * p2p_authorize() or p2p_connect() call that has not yet resulted in completed 790252190Srpaulo * GO Negotiation. 791252190Srpaulo */ 792252190Srpauloint p2p_unauthorize(struct p2p_data *p2p, const u8 *addr); 793252190Srpaulo 794252190Srpaulo/** 795252190Srpaulo * p2p_set_dev_name - Set device name 796252190Srpaulo * @p2p: P2P module context from p2p_init() 797252190Srpaulo * Returns: 0 on success, -1 on failure 798252190Srpaulo * 799252190Srpaulo * This function can be used to update the P2P module configuration with 800252190Srpaulo * information that was not available at the time of the p2p_init() call. 801252190Srpaulo */ 802252190Srpauloint p2p_set_dev_name(struct p2p_data *p2p, const char *dev_name); 803252190Srpaulo 804252190Srpauloint p2p_set_manufacturer(struct p2p_data *p2p, const char *manufacturer); 805252190Srpauloint p2p_set_model_name(struct p2p_data *p2p, const char *model_name); 806252190Srpauloint p2p_set_model_number(struct p2p_data *p2p, const char *model_number); 807252190Srpauloint p2p_set_serial_number(struct p2p_data *p2p, const char *serial_number); 808252190Srpaulo 809252190Srpaulovoid p2p_set_config_methods(struct p2p_data *p2p, u16 config_methods); 810252190Srpaulovoid p2p_set_uuid(struct p2p_data *p2p, const u8 *uuid); 811252190Srpaulo 812252190Srpaulo/** 813252190Srpaulo * p2p_set_pri_dev_type - Set primary device type 814252190Srpaulo * @p2p: P2P module context from p2p_init() 815252190Srpaulo * Returns: 0 on success, -1 on failure 816252190Srpaulo * 817252190Srpaulo * This function can be used to update the P2P module configuration with 818252190Srpaulo * information that was not available at the time of the p2p_init() call. 819252190Srpaulo */ 820252190Srpauloint p2p_set_pri_dev_type(struct p2p_data *p2p, const u8 *pri_dev_type); 821252190Srpaulo 822252190Srpaulo/** 823252190Srpaulo * p2p_set_sec_dev_types - Set secondary device types 824252190Srpaulo * @p2p: P2P module context from p2p_init() 825252190Srpaulo * Returns: 0 on success, -1 on failure 826252190Srpaulo * 827252190Srpaulo * This function can be used to update the P2P module configuration with 828252190Srpaulo * information that was not available at the time of the p2p_init() call. 829252190Srpaulo */ 830252190Srpauloint p2p_set_sec_dev_types(struct p2p_data *p2p, const u8 dev_types[][8], 831252190Srpaulo size_t num_dev_types); 832252190Srpaulo 833252190Srpauloint p2p_set_country(struct p2p_data *p2p, const char *country); 834252190Srpaulo 835252190Srpaulo 836252190Srpaulo/* Commands from upper layer management entity */ 837252190Srpaulo 838252190Srpauloenum p2p_discovery_type { 839252190Srpaulo P2P_FIND_START_WITH_FULL, 840252190Srpaulo P2P_FIND_ONLY_SOCIAL, 841252190Srpaulo P2P_FIND_PROGRESSIVE 842252190Srpaulo}; 843252190Srpaulo 844252190Srpaulo/** 845252190Srpaulo * p2p_find - Start P2P Find (Device Discovery) 846252190Srpaulo * @p2p: P2P module context from p2p_init() 847252190Srpaulo * @timeout: Timeout for find operation in seconds or 0 for no timeout 848252190Srpaulo * @type: Device Discovery type 849252190Srpaulo * @num_req_dev_types: Number of requested device types 850252190Srpaulo * @req_dev_types: Requested device types array, must be an array 851252190Srpaulo * containing num_req_dev_types * WPS_DEV_TYPE_LEN bytes; %NULL if no 852252190Srpaulo * requested device types. 853252190Srpaulo * @dev_id: Device ID to search for or %NULL to find all devices 854252190Srpaulo * @search_delay: Extra delay in milliseconds between search iterations 855252190Srpaulo * Returns: 0 on success, -1 on failure 856252190Srpaulo */ 857252190Srpauloint p2p_find(struct p2p_data *p2p, unsigned int timeout, 858252190Srpaulo enum p2p_discovery_type type, 859252190Srpaulo unsigned int num_req_dev_types, const u8 *req_dev_types, 860252190Srpaulo const u8 *dev_id, unsigned int search_delay); 861252190Srpaulo 862252190Srpaulo/** 863252190Srpaulo * p2p_stop_find - Stop P2P Find (Device Discovery) 864252190Srpaulo * @p2p: P2P module context from p2p_init() 865252190Srpaulo */ 866252190Srpaulovoid p2p_stop_find(struct p2p_data *p2p); 867252190Srpaulo 868252190Srpaulo/** 869252190Srpaulo * p2p_stop_find_for_freq - Stop P2P Find for next oper on specific freq 870252190Srpaulo * @p2p: P2P module context from p2p_init() 871252190Srpaulo * @freq: Frequency in MHz for next operation 872252190Srpaulo * 873252190Srpaulo * This is like p2p_stop_find(), but Listen state is not stopped if we are 874252190Srpaulo * already on the same frequency. 875252190Srpaulo */ 876252190Srpaulovoid p2p_stop_find_for_freq(struct p2p_data *p2p, int freq); 877252190Srpaulo 878252190Srpaulo/** 879252190Srpaulo * p2p_listen - Start P2P Listen state for specified duration 880252190Srpaulo * @p2p: P2P module context from p2p_init() 881252190Srpaulo * @timeout: Listen state duration in milliseconds 882252190Srpaulo * Returns: 0 on success, -1 on failure 883252190Srpaulo * 884252190Srpaulo * This function can be used to request the P2P module to keep the device 885252190Srpaulo * discoverable on the listen channel for an extended set of time. At least in 886252190Srpaulo * its current form, this is mainly used for testing purposes and may not be of 887252190Srpaulo * much use for normal P2P operations. 888252190Srpaulo */ 889252190Srpauloint p2p_listen(struct p2p_data *p2p, unsigned int timeout); 890252190Srpaulo 891252190Srpaulo/** 892252190Srpaulo * p2p_connect - Start P2P group formation (GO negotiation) 893252190Srpaulo * @p2p: P2P module context from p2p_init() 894252190Srpaulo * @peer_addr: MAC address of the peer P2P client 895252190Srpaulo * @wps_method: WPS method to be used in provisioning 896252190Srpaulo * @go_intent: Local GO intent value (1..15) 897252190Srpaulo * @own_interface_addr: Intended interface address to use with the group 898252190Srpaulo * @force_freq: The only allowed channel frequency in MHz or 0 899252190Srpaulo * @persistent_group: Whether to create a persistent group (0 = no, 1 = 900252190Srpaulo * persistent group without persistent reconnect, 2 = persistent group with 901252190Srpaulo * persistent reconnect) 902252190Srpaulo * @force_ssid: Forced SSID for the group if we become GO or %NULL to generate 903252190Srpaulo * a new SSID 904252190Srpaulo * @force_ssid_len: Length of $force_ssid buffer 905252190Srpaulo * @pd_before_go_neg: Whether to send Provision Discovery prior to GO 906252190Srpaulo * Negotiation as an interoperability workaround when initiating group 907252190Srpaulo * formation 908252190Srpaulo * @pref_freq: Preferred operating frequency in MHz or 0 (this is only used if 909252190Srpaulo * force_freq == 0) 910252190Srpaulo * Returns: 0 on success, -1 on failure 911252190Srpaulo */ 912252190Srpauloint p2p_connect(struct p2p_data *p2p, const u8 *peer_addr, 913252190Srpaulo enum p2p_wps_method wps_method, 914252190Srpaulo int go_intent, const u8 *own_interface_addr, 915252190Srpaulo unsigned int force_freq, int persistent_group, 916252190Srpaulo const u8 *force_ssid, size_t force_ssid_len, 917252190Srpaulo int pd_before_go_neg, unsigned int pref_freq); 918252190Srpaulo 919252190Srpaulo/** 920252190Srpaulo * p2p_authorize - Authorize P2P group formation (GO negotiation) 921252190Srpaulo * @p2p: P2P module context from p2p_init() 922252190Srpaulo * @peer_addr: MAC address of the peer P2P client 923252190Srpaulo * @wps_method: WPS method to be used in provisioning 924252190Srpaulo * @go_intent: Local GO intent value (1..15) 925252190Srpaulo * @own_interface_addr: Intended interface address to use with the group 926252190Srpaulo * @force_freq: The only allowed channel frequency in MHz or 0 927252190Srpaulo * @persistent_group: Whether to create a persistent group (0 = no, 1 = 928252190Srpaulo * persistent group without persistent reconnect, 2 = persistent group with 929252190Srpaulo * persistent reconnect) 930252190Srpaulo * @force_ssid: Forced SSID for the group if we become GO or %NULL to generate 931252190Srpaulo * a new SSID 932252190Srpaulo * @force_ssid_len: Length of $force_ssid buffer 933252190Srpaulo * @pref_freq: Preferred operating frequency in MHz or 0 (this is only used if 934252190Srpaulo * force_freq == 0) 935252190Srpaulo * Returns: 0 on success, -1 on failure 936252190Srpaulo * 937252190Srpaulo * This is like p2p_connect(), but the actual group negotiation is not 938252190Srpaulo * initiated automatically, i.e., the other end is expected to do that. 939252190Srpaulo */ 940252190Srpauloint p2p_authorize(struct p2p_data *p2p, const u8 *peer_addr, 941252190Srpaulo enum p2p_wps_method wps_method, 942252190Srpaulo int go_intent, const u8 *own_interface_addr, 943252190Srpaulo unsigned int force_freq, int persistent_group, 944252190Srpaulo const u8 *force_ssid, size_t force_ssid_len, 945252190Srpaulo unsigned int pref_freq); 946252190Srpaulo 947252190Srpaulo/** 948252190Srpaulo * p2p_reject - Reject peer device (explicitly block connection attempts) 949252190Srpaulo * @p2p: P2P module context from p2p_init() 950252190Srpaulo * @peer_addr: MAC address of the peer P2P client 951252190Srpaulo * Returns: 0 on success, -1 on failure 952252190Srpaulo */ 953252190Srpauloint p2p_reject(struct p2p_data *p2p, const u8 *peer_addr); 954252190Srpaulo 955252190Srpaulo/** 956252190Srpaulo * p2p_prov_disc_req - Send Provision Discovery Request 957252190Srpaulo * @p2p: P2P module context from p2p_init() 958252190Srpaulo * @peer_addr: MAC address of the peer P2P client 959252190Srpaulo * @config_methods: WPS Config Methods value (only one bit set) 960252190Srpaulo * @join: Whether this is used by a client joining an active group 961252190Srpaulo * @force_freq: Forced TX frequency for the frame (mainly for the join case) 962252190Srpaulo * @user_initiated_pd: Flag to indicate if initiated by user or not 963252190Srpaulo * Returns: 0 on success, -1 on failure 964252190Srpaulo * 965252190Srpaulo * This function can be used to request a discovered P2P peer to display a PIN 966252190Srpaulo * (config_methods = WPS_CONFIG_DISPLAY) or be prepared to enter a PIN from us 967252190Srpaulo * (config_methods = WPS_CONFIG_KEYPAD). The Provision Discovery Request frame 968252190Srpaulo * is transmitted once immediately and if no response is received, the frame 969252190Srpaulo * will be sent again whenever the target device is discovered during device 970252190Srpaulo * dsicovery (start with a p2p_find() call). Response from the peer is 971252190Srpaulo * indicated with the p2p_config::prov_disc_resp() callback. 972252190Srpaulo */ 973252190Srpauloint p2p_prov_disc_req(struct p2p_data *p2p, const u8 *peer_addr, 974252190Srpaulo u16 config_methods, int join, int force_freq, 975252190Srpaulo int user_initiated_pd); 976252190Srpaulo 977252190Srpaulo/** 978252190Srpaulo * p2p_sd_request - Schedule a service discovery query 979252190Srpaulo * @p2p: P2P module context from p2p_init() 980252190Srpaulo * @dst: Destination peer or %NULL to apply for all peers 981252190Srpaulo * @tlvs: P2P Service Query TLV(s) 982252190Srpaulo * Returns: Reference to the query or %NULL on failure 983252190Srpaulo * 984252190Srpaulo * Response to the query is indicated with the p2p_config::sd_response() 985252190Srpaulo * callback. 986252190Srpaulo */ 987252190Srpaulovoid * p2p_sd_request(struct p2p_data *p2p, const u8 *dst, 988252190Srpaulo const struct wpabuf *tlvs); 989252190Srpaulo 990252190Srpaulo#ifdef CONFIG_WIFI_DISPLAY 991252190Srpaulovoid * p2p_sd_request_wfd(struct p2p_data *p2p, const u8 *dst, 992252190Srpaulo const struct wpabuf *tlvs); 993252190Srpaulo#endif /* CONFIG_WIFI_DISPLAY */ 994252190Srpaulo 995252190Srpaulo/** 996252190Srpaulo * p2p_sd_cancel_request - Cancel a pending service discovery query 997252190Srpaulo * @p2p: P2P module context from p2p_init() 998252190Srpaulo * @req: Query reference from p2p_sd_request() 999252190Srpaulo * Returns: 0 if request for cancelled; -1 if not found 1000252190Srpaulo */ 1001252190Srpauloint p2p_sd_cancel_request(struct p2p_data *p2p, void *req); 1002252190Srpaulo 1003252190Srpaulo/** 1004252190Srpaulo * p2p_sd_response - Send response to a service discovery query 1005252190Srpaulo * @p2p: P2P module context from p2p_init() 1006252190Srpaulo * @freq: Frequency from p2p_config::sd_request() callback 1007252190Srpaulo * @dst: Destination address from p2p_config::sd_request() callback 1008252190Srpaulo * @dialog_token: Dialog token from p2p_config::sd_request() callback 1009252190Srpaulo * @resp_tlvs: P2P Service Response TLV(s) 1010252190Srpaulo * 1011252190Srpaulo * This function is called as a response to the request indicated with 1012252190Srpaulo * p2p_config::sd_request() callback. 1013252190Srpaulo */ 1014252190Srpaulovoid p2p_sd_response(struct p2p_data *p2p, int freq, const u8 *dst, 1015252190Srpaulo u8 dialog_token, const struct wpabuf *resp_tlvs); 1016252190Srpaulo 1017252190Srpaulo/** 1018252190Srpaulo * p2p_sd_service_update - Indicate a change in local services 1019252190Srpaulo * @p2p: P2P module context from p2p_init() 1020252190Srpaulo * 1021252190Srpaulo * This function needs to be called whenever there is a change in availability 1022252190Srpaulo * of the local services. This will increment the Service Update Indicator 1023252190Srpaulo * value which will be used in SD Request and Response frames. 1024252190Srpaulo */ 1025252190Srpaulovoid p2p_sd_service_update(struct p2p_data *p2p); 1026252190Srpaulo 1027252190Srpaulo 1028252190Srpauloenum p2p_invite_role { 1029252190Srpaulo P2P_INVITE_ROLE_GO, 1030252190Srpaulo P2P_INVITE_ROLE_ACTIVE_GO, 1031252190Srpaulo P2P_INVITE_ROLE_CLIENT 1032252190Srpaulo}; 1033252190Srpaulo 1034252190Srpaulo/** 1035252190Srpaulo * p2p_invite - Invite a P2P Device into a group 1036252190Srpaulo * @p2p: P2P module context from p2p_init() 1037252190Srpaulo * @peer: Device Address of the peer P2P Device 1038252190Srpaulo * @role: Local role in the group 1039252190Srpaulo * @bssid: Group BSSID or %NULL if not known 1040252190Srpaulo * @ssid: Group SSID 1041252190Srpaulo * @ssid_len: Length of ssid in octets 1042252190Srpaulo * @force_freq: The only allowed channel frequency in MHz or 0 1043252190Srpaulo * @go_dev_addr: Forced GO Device Address or %NULL if none 1044252190Srpaulo * @persistent_group: Whether this is to reinvoke a persistent group 1045252190Srpaulo * Returns: 0 on success, -1 on failure 1046252190Srpaulo */ 1047252190Srpauloint p2p_invite(struct p2p_data *p2p, const u8 *peer, enum p2p_invite_role role, 1048252190Srpaulo const u8 *bssid, const u8 *ssid, size_t ssid_len, 1049252190Srpaulo unsigned int force_freq, const u8 *go_dev_addr, 1050252190Srpaulo int persistent_group); 1051252190Srpaulo 1052252190Srpaulo/** 1053252190Srpaulo * p2p_presence_req - Request GO presence 1054252190Srpaulo * @p2p: P2P module context from p2p_init() 1055252190Srpaulo * @go_interface_addr: GO P2P Interface Address 1056252190Srpaulo * @own_interface_addr: Own P2P Interface Address for this group 1057252190Srpaulo * @freq: Group operating frequence (in MHz) 1058252190Srpaulo * @duration1: Preferred presence duration in microseconds 1059252190Srpaulo * @interval1: Preferred presence interval in microseconds 1060252190Srpaulo * @duration2: Acceptable presence duration in microseconds 1061252190Srpaulo * @interval2: Acceptable presence interval in microseconds 1062252190Srpaulo * Returns: 0 on success, -1 on failure 1063252190Srpaulo * 1064252190Srpaulo * If both duration and interval values are zero, the parameter pair is not 1065252190Srpaulo * specified (i.e., to remove Presence Request, use duration1 = interval1 = 0). 1066252190Srpaulo */ 1067252190Srpauloint p2p_presence_req(struct p2p_data *p2p, const u8 *go_interface_addr, 1068252190Srpaulo const u8 *own_interface_addr, unsigned int freq, 1069252190Srpaulo u32 duration1, u32 interval1, u32 duration2, 1070252190Srpaulo u32 interval2); 1071252190Srpaulo 1072252190Srpaulo/** 1073252190Srpaulo * p2p_ext_listen - Set Extended Listen Timing 1074252190Srpaulo * @p2p: P2P module context from p2p_init() 1075252190Srpaulo * @freq: Group operating frequence (in MHz) 1076252190Srpaulo * @period: Availability period in milliseconds (1-65535; 0 to disable) 1077252190Srpaulo * @interval: Availability interval in milliseconds (1-65535; 0 to disable) 1078252190Srpaulo * Returns: 0 on success, -1 on failure 1079252190Srpaulo * 1080252190Srpaulo * This function can be used to enable or disable (period = interval = 0) 1081252190Srpaulo * Extended Listen Timing. When enabled, the P2P Device will become 1082252190Srpaulo * discoverable (go into Listen State) every @interval milliseconds for at 1083252190Srpaulo * least @period milliseconds. 1084252190Srpaulo */ 1085252190Srpauloint p2p_ext_listen(struct p2p_data *p2p, unsigned int period, 1086252190Srpaulo unsigned int interval); 1087252190Srpaulo 1088252190Srpaulo/* Event notifications from upper layer management operations */ 1089252190Srpaulo 1090252190Srpaulo/** 1091252190Srpaulo * p2p_wps_success_cb - Report successfully completed WPS provisioning 1092252190Srpaulo * @p2p: P2P module context from p2p_init() 1093252190Srpaulo * @mac_addr: Peer address 1094252190Srpaulo * 1095252190Srpaulo * This function is used to report successfully completed WPS provisioning 1096252190Srpaulo * during group formation in both GO/Registrar and client/Enrollee roles. 1097252190Srpaulo */ 1098252190Srpaulovoid p2p_wps_success_cb(struct p2p_data *p2p, const u8 *mac_addr); 1099252190Srpaulo 1100252190Srpaulo/** 1101252190Srpaulo * p2p_group_formation_failed - Report failed WPS provisioning 1102252190Srpaulo * @p2p: P2P module context from p2p_init() 1103252190Srpaulo * 1104252190Srpaulo * This function is used to report failed group formation. This can happen 1105252190Srpaulo * either due to failed WPS provisioning or due to 15 second timeout during 1106252190Srpaulo * the provisioning phase. 1107252190Srpaulo */ 1108252190Srpaulovoid p2p_group_formation_failed(struct p2p_data *p2p); 1109252190Srpaulo 1110252190Srpaulo/** 1111252190Srpaulo * p2p_get_provisioning_info - Get any stored provisioning info 1112252190Srpaulo * @p2p: P2P module context from p2p_init() 1113252190Srpaulo * @addr: Peer P2P Device Address 1114252190Srpaulo * Returns: WPS provisioning information (WPS config method) or 0 if no 1115252190Srpaulo * information is available 1116252190Srpaulo * 1117252190Srpaulo * This function is used to retrieve stored WPS provisioning info for the given 1118252190Srpaulo * peer. 1119252190Srpaulo */ 1120252190Srpaulou16 p2p_get_provisioning_info(struct p2p_data *p2p, const u8 *addr); 1121252190Srpaulo 1122252190Srpaulo/** 1123252190Srpaulo * p2p_clear_provisioning_info - Clear any stored provisioning info 1124252190Srpaulo * @p2p: P2P module context from p2p_init() 1125252190Srpaulo * @iface_addr: Peer P2P Device Address 1126252190Srpaulo * 1127252190Srpaulo * This function is used to clear stored WPS provisioning info for the given 1128252190Srpaulo * peer. 1129252190Srpaulo */ 1130252190Srpaulovoid p2p_clear_provisioning_info(struct p2p_data *p2p, const u8 *addr); 1131252190Srpaulo 1132252190Srpaulo 1133252190Srpaulo/* Event notifications from lower layer driver operations */ 1134252190Srpaulo 1135252190Srpaulo/** 1136252190Srpaulo * enum p2p_probe_req_status 1137252190Srpaulo * 1138252190Srpaulo * @P2P_PREQ_MALFORMED: frame was not well-formed 1139252190Srpaulo * @P2P_PREQ_NOT_LISTEN: device isn't in listen state, frame ignored 1140252190Srpaulo * @P2P_PREQ_NOT_P2P: frame was not a P2P probe request 1141252190Srpaulo * @P2P_PREQ_P2P_NOT_PROCESSED: frame was P2P but wasn't processed 1142252190Srpaulo * @P2P_PREQ_P2P_PROCESSED: frame has been processed by P2P 1143252190Srpaulo */ 1144252190Srpauloenum p2p_probe_req_status { 1145252190Srpaulo P2P_PREQ_MALFORMED, 1146252190Srpaulo P2P_PREQ_NOT_LISTEN, 1147252190Srpaulo P2P_PREQ_NOT_P2P, 1148252190Srpaulo P2P_PREQ_NOT_PROCESSED, 1149252190Srpaulo P2P_PREQ_PROCESSED 1150252190Srpaulo}; 1151252190Srpaulo 1152252190Srpaulo/** 1153252190Srpaulo * p2p_probe_req_rx - Report reception of a Probe Request frame 1154252190Srpaulo * @p2p: P2P module context from p2p_init() 1155252190Srpaulo * @addr: Source MAC address 1156252190Srpaulo * @dst: Destination MAC address if available or %NULL 1157252190Srpaulo * @bssid: BSSID if available or %NULL 1158252190Srpaulo * @ie: Information elements from the Probe Request frame body 1159252190Srpaulo * @ie_len: Length of ie buffer in octets 1160252190Srpaulo * Returns: value indicating the type and status of the probe request 1161252190Srpaulo */ 1162252190Srpauloenum p2p_probe_req_status 1163252190Srpaulop2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *dst, 1164252190Srpaulo const u8 *bssid, const u8 *ie, size_t ie_len); 1165252190Srpaulo 1166252190Srpaulo/** 1167252190Srpaulo * p2p_rx_action - Report received Action frame 1168252190Srpaulo * @p2p: P2P module context from p2p_init() 1169252190Srpaulo * @da: Destination address of the received Action frame 1170252190Srpaulo * @sa: Source address of the received Action frame 1171252190Srpaulo * @bssid: Address 3 of the received Action frame 1172252190Srpaulo * @category: Category of the received Action frame 1173252190Srpaulo * @data: Action frame body after the Category field 1174252190Srpaulo * @len: Length of the data buffer in octets 1175252190Srpaulo * @freq: Frequency (in MHz) on which the frame was received 1176252190Srpaulo */ 1177252190Srpaulovoid p2p_rx_action(struct p2p_data *p2p, const u8 *da, const u8 *sa, 1178252190Srpaulo const u8 *bssid, u8 category, 1179252190Srpaulo const u8 *data, size_t len, int freq); 1180252190Srpaulo 1181252190Srpaulo/** 1182252190Srpaulo * p2p_scan_res_handler - Indicate a P2P scan results 1183252190Srpaulo * @p2p: P2P module context from p2p_init() 1184252190Srpaulo * @bssid: BSSID of the scan result 1185252190Srpaulo * @freq: Frequency of the channel on which the device was found in MHz 1186252190Srpaulo * @age: Age of the scan result in milliseconds 1187252190Srpaulo * @level: Signal level (signal strength of the received Beacon/Probe Response 1188252190Srpaulo * frame) 1189252190Srpaulo * @ies: Pointer to IEs from the scan result 1190252190Srpaulo * @ies_len: Length of the ies buffer 1191252190Srpaulo * Returns: 0 to continue or 1 to stop scan result indication 1192252190Srpaulo * 1193252190Srpaulo * This function is called to indicate a scan result entry with P2P IE from a 1194252190Srpaulo * scan requested with struct p2p_config::p2p_scan(). This can be called during 1195252190Srpaulo * the actual scan process (i.e., whenever a new device is found) or as a 1196252190Srpaulo * sequence of calls after the full scan has been completed. The former option 1197252190Srpaulo * can result in optimized operations, but may not be supported by all 1198252190Srpaulo * driver/firmware designs. The ies buffer need to include at least the P2P IE, 1199252190Srpaulo * but it is recommended to include all IEs received from the device. The 1200252190Srpaulo * caller does not need to check that the IEs contain a P2P IE before calling 1201252190Srpaulo * this function since frames will be filtered internally if needed. 1202252190Srpaulo * 1203252190Srpaulo * This function will return 1 if it wants to stop scan result iteration (and 1204252190Srpaulo * scan in general if it is still in progress). This is used to allow faster 1205252190Srpaulo * start of a pending operation, e.g., to start a pending GO negotiation. 1206252190Srpaulo */ 1207252190Srpauloint p2p_scan_res_handler(struct p2p_data *p2p, const u8 *bssid, int freq, 1208252190Srpaulo unsigned int age, int level, const u8 *ies, 1209252190Srpaulo size_t ies_len); 1210252190Srpaulo 1211252190Srpaulo/** 1212252190Srpaulo * p2p_scan_res_handled - Indicate end of scan results 1213252190Srpaulo * @p2p: P2P module context from p2p_init() 1214252190Srpaulo * 1215252190Srpaulo * This function is called to indicate that all P2P scan results from a scan 1216252190Srpaulo * have been reported with zero or more calls to p2p_scan_res_handler(). This 1217252190Srpaulo * function must be called as a response to successful 1218252190Srpaulo * struct p2p_config::p2p_scan() call if none of the p2p_scan_res_handler() 1219252190Srpaulo * calls stopped iteration. 1220252190Srpaulo */ 1221252190Srpaulovoid p2p_scan_res_handled(struct p2p_data *p2p); 1222252190Srpaulo 1223252190Srpauloenum p2p_send_action_result { 1224252190Srpaulo P2P_SEND_ACTION_SUCCESS /* Frame was send and acknowledged */, 1225252190Srpaulo P2P_SEND_ACTION_NO_ACK /* Frame was sent, but not acknowledged */, 1226252190Srpaulo P2P_SEND_ACTION_FAILED /* Frame was not sent due to a failure */ 1227252190Srpaulo}; 1228252190Srpaulo 1229252190Srpaulo/** 1230252190Srpaulo * p2p_send_action_cb - Notify TX status of an Action frame 1231252190Srpaulo * @p2p: P2P module context from p2p_init() 1232252190Srpaulo * @freq: Channel frequency in MHz 1233252190Srpaulo * @dst: Destination MAC address (Address 1) 1234252190Srpaulo * @src: Source MAC address (Address 2) 1235252190Srpaulo * @bssid: BSSID (Address 3) 1236252190Srpaulo * @result: Result of the transmission attempt 1237252190Srpaulo * 1238252190Srpaulo * This function is used to indicate the result of an Action frame transmission 1239252190Srpaulo * that was requested with struct p2p_config::send_action() callback. 1240252190Srpaulo */ 1241252190Srpaulovoid p2p_send_action_cb(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 1242252190Srpaulo const u8 *src, const u8 *bssid, 1243252190Srpaulo enum p2p_send_action_result result); 1244252190Srpaulo 1245252190Srpaulo/** 1246252190Srpaulo * p2p_listen_cb - Indicate the start of a requested Listen state 1247252190Srpaulo * @p2p: P2P module context from p2p_init() 1248252190Srpaulo * @freq: Listen channel frequency in MHz 1249252190Srpaulo * @duration: Duration for the Listen state in milliseconds 1250252190Srpaulo * 1251252190Srpaulo * This function is used to indicate that a Listen state requested with 1252252190Srpaulo * struct p2p_config::start_listen() callback has started. 1253252190Srpaulo */ 1254252190Srpaulovoid p2p_listen_cb(struct p2p_data *p2p, unsigned int freq, 1255252190Srpaulo unsigned int duration); 1256252190Srpaulo 1257252190Srpaulo/** 1258252190Srpaulo * p2p_listen_end - Indicate the end of a requested Listen state 1259252190Srpaulo * @p2p: P2P module context from p2p_init() 1260252190Srpaulo * @freq: Listen channel frequency in MHz 1261252190Srpaulo * Returns: 0 if no operations were started, 1 if an operation was started 1262252190Srpaulo * 1263252190Srpaulo * This function is used to indicate that a Listen state requested with 1264252190Srpaulo * struct p2p_config::start_listen() callback has ended. 1265252190Srpaulo */ 1266252190Srpauloint p2p_listen_end(struct p2p_data *p2p, unsigned int freq); 1267252190Srpaulo 1268252190Srpaulovoid p2p_deauth_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 1269252190Srpaulo const u8 *ie, size_t ie_len); 1270252190Srpaulo 1271252190Srpaulovoid p2p_disassoc_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 1272252190Srpaulo const u8 *ie, size_t ie_len); 1273252190Srpaulo 1274252190Srpaulo 1275252190Srpaulo/* Per-group P2P state for GO */ 1276252190Srpaulo 1277252190Srpaulostruct p2p_group; 1278252190Srpaulo 1279252190Srpaulo/** 1280252190Srpaulo * struct p2p_group_config - P2P group configuration 1281252190Srpaulo * 1282252190Srpaulo * This configuration is provided to the P2P module during initialization of 1283252190Srpaulo * the per-group information with p2p_group_init(). 1284252190Srpaulo */ 1285252190Srpaulostruct p2p_group_config { 1286252190Srpaulo /** 1287252190Srpaulo * persistent_group - Whether the group is persistent 1288252190Srpaulo * 0 = not a persistent group 1289252190Srpaulo * 1 = persistent group without persistent reconnect 1290252190Srpaulo * 2 = persistent group with persistent reconnect 1291252190Srpaulo */ 1292252190Srpaulo int persistent_group; 1293252190Srpaulo 1294252190Srpaulo /** 1295252190Srpaulo * interface_addr - P2P Interface Address of the group 1296252190Srpaulo */ 1297252190Srpaulo u8 interface_addr[ETH_ALEN]; 1298252190Srpaulo 1299252190Srpaulo /** 1300252190Srpaulo * max_clients - Maximum number of clients in the group 1301252190Srpaulo */ 1302252190Srpaulo unsigned int max_clients; 1303252190Srpaulo 1304252190Srpaulo /** 1305252190Srpaulo * ssid - Group SSID 1306252190Srpaulo */ 1307252190Srpaulo u8 ssid[32]; 1308252190Srpaulo 1309252190Srpaulo /** 1310252190Srpaulo * ssid_len - Length of SSID 1311252190Srpaulo */ 1312252190Srpaulo size_t ssid_len; 1313252190Srpaulo 1314252190Srpaulo /** 1315252190Srpaulo * cb_ctx - Context to use with callback functions 1316252190Srpaulo */ 1317252190Srpaulo void *cb_ctx; 1318252190Srpaulo 1319252190Srpaulo /** 1320252190Srpaulo * ie_update - Notification of IE update 1321252190Srpaulo * @ctx: Callback context from cb_ctx 1322252190Srpaulo * @beacon_ies: P2P IE for Beacon frames or %NULL if no change 1323252190Srpaulo * @proberesp_ies: P2P Ie for Probe Response frames 1324252190Srpaulo * 1325252190Srpaulo * P2P module uses this callback function to notify whenever the P2P IE 1326252190Srpaulo * in Beacon or Probe Response frames should be updated based on group 1327252190Srpaulo * events. 1328252190Srpaulo * 1329252190Srpaulo * The callee is responsible for freeing the returned buffer(s) with 1330252190Srpaulo * wpabuf_free(). 1331252190Srpaulo */ 1332252190Srpaulo void (*ie_update)(void *ctx, struct wpabuf *beacon_ies, 1333252190Srpaulo struct wpabuf *proberesp_ies); 1334252190Srpaulo 1335252190Srpaulo /** 1336252190Srpaulo * idle_update - Notification of changes in group idle state 1337252190Srpaulo * @ctx: Callback context from cb_ctx 1338252190Srpaulo * @idle: Whether the group is idle (no associated stations) 1339252190Srpaulo */ 1340252190Srpaulo void (*idle_update)(void *ctx, int idle); 1341252190Srpaulo}; 1342252190Srpaulo 1343252190Srpaulo/** 1344252190Srpaulo * p2p_group_init - Initialize P2P group 1345252190Srpaulo * @p2p: P2P module context from p2p_init() 1346252190Srpaulo * @config: P2P group configuration (will be freed by p2p_group_deinit()) 1347252190Srpaulo * Returns: Pointer to private data or %NULL on failure 1348252190Srpaulo * 1349252190Srpaulo * This function is used to initialize per-group P2P module context. Currently, 1350252190Srpaulo * this is only used to manage GO functionality and P2P clients do not need to 1351252190Srpaulo * create an instance of this per-group information. 1352252190Srpaulo */ 1353252190Srpaulostruct p2p_group * p2p_group_init(struct p2p_data *p2p, 1354252190Srpaulo struct p2p_group_config *config); 1355252190Srpaulo 1356252190Srpaulo/** 1357252190Srpaulo * p2p_group_deinit - Deinitialize P2P group 1358252190Srpaulo * @group: P2P group context from p2p_group_init() 1359252190Srpaulo */ 1360252190Srpaulovoid p2p_group_deinit(struct p2p_group *group); 1361252190Srpaulo 1362252190Srpaulo/** 1363252190Srpaulo * p2p_group_notif_assoc - Notification of P2P client association with GO 1364252190Srpaulo * @group: P2P group context from p2p_group_init() 1365252190Srpaulo * @addr: Interface address of the P2P client 1366252190Srpaulo * @ie: IEs from the (Re)association Request frame 1367252190Srpaulo * @len: Length of the ie buffer in octets 1368252190Srpaulo * Returns: 0 on success, -1 on failure 1369252190Srpaulo */ 1370252190Srpauloint p2p_group_notif_assoc(struct p2p_group *group, const u8 *addr, 1371252190Srpaulo const u8 *ie, size_t len); 1372252190Srpaulo 1373252190Srpaulo/** 1374252190Srpaulo * p2p_group_assoc_resp_ie - Build P2P IE for (re)association response 1375252190Srpaulo * @group: P2P group context from p2p_group_init() 1376252190Srpaulo * @status: Status value (P2P_SC_SUCCESS if association succeeded) 1377252190Srpaulo * Returns: P2P IE for (Re)association Response or %NULL on failure 1378252190Srpaulo * 1379252190Srpaulo * The caller is responsible for freeing the returned buffer with 1380252190Srpaulo * wpabuf_free(). 1381252190Srpaulo */ 1382252190Srpaulostruct wpabuf * p2p_group_assoc_resp_ie(struct p2p_group *group, u8 status); 1383252190Srpaulo 1384252190Srpaulo/** 1385252190Srpaulo * p2p_group_notif_disassoc - Notification of P2P client disassociation from GO 1386252190Srpaulo * @group: P2P group context from p2p_group_init() 1387252190Srpaulo * @addr: Interface address of the P2P client 1388252190Srpaulo */ 1389252190Srpaulovoid p2p_group_notif_disassoc(struct p2p_group *group, const u8 *addr); 1390252190Srpaulo 1391252190Srpaulo/** 1392252190Srpaulo * p2p_group_notif_formation_done - Notification of completed group formation 1393252190Srpaulo * @group: P2P group context from p2p_group_init() 1394252190Srpaulo */ 1395252190Srpaulovoid p2p_group_notif_formation_done(struct p2p_group *group); 1396252190Srpaulo 1397252190Srpaulo/** 1398252190Srpaulo * p2p_group_notif_noa - Notification of NoA change 1399252190Srpaulo * @group: P2P group context from p2p_group_init() 1400252190Srpaulo * @noa: Notice of Absence attribute payload, %NULL if none 1401252190Srpaulo * @noa_len: Length of noa buffer in octets 1402252190Srpaulo * Returns: 0 on success, -1 on failure 1403252190Srpaulo * 1404252190Srpaulo * Notify the P2P group management about a new NoA contents. This will be 1405252190Srpaulo * inserted into the P2P IEs in Beacon and Probe Response frames with rest of 1406252190Srpaulo * the group information. 1407252190Srpaulo */ 1408252190Srpauloint p2p_group_notif_noa(struct p2p_group *group, const u8 *noa, 1409252190Srpaulo size_t noa_len); 1410252190Srpaulo 1411252190Srpaulo/** 1412252190Srpaulo * p2p_group_match_dev_type - Match device types in group with requested type 1413252190Srpaulo * @group: P2P group context from p2p_group_init() 1414252190Srpaulo * @wps: WPS TLVs from Probe Request frame (concatenated WPS IEs) 1415252190Srpaulo * Returns: 1 on match, 0 on mismatch 1416252190Srpaulo * 1417252190Srpaulo * This function can be used to match the Requested Device Type attribute in 1418252190Srpaulo * WPS IE with the device types of a group member for deciding whether a GO 1419252190Srpaulo * should reply to a Probe Request frame. Match will be reported if the WPS IE 1420252190Srpaulo * is not requested any specific device type. 1421252190Srpaulo */ 1422252190Srpauloint p2p_group_match_dev_type(struct p2p_group *group, struct wpabuf *wps); 1423252190Srpaulo 1424252190Srpaulo/** 1425252190Srpaulo * p2p_group_match_dev_id - Match P2P Device Address in group with requested device id 1426252190Srpaulo */ 1427252190Srpauloint p2p_group_match_dev_id(struct p2p_group *group, struct wpabuf *p2p); 1428252190Srpaulo 1429252190Srpaulo/** 1430252190Srpaulo * p2p_group_go_discover - Send GO Discoverability Request to a group client 1431252190Srpaulo * @group: P2P group context from p2p_group_init() 1432252190Srpaulo * Returns: 0 on success (frame scheduled); -1 if client was not found 1433252190Srpaulo */ 1434252190Srpauloint p2p_group_go_discover(struct p2p_group *group, const u8 *dev_id, 1435252190Srpaulo const u8 *searching_dev, int rx_freq); 1436252190Srpaulo 1437252190Srpaulo 1438252190Srpaulo/* Generic helper functions */ 1439252190Srpaulo 1440252190Srpaulo/** 1441252190Srpaulo * p2p_ie_text - Build text format description of P2P IE 1442252190Srpaulo * @p2p_ie: P2P IE 1443252190Srpaulo * @buf: Buffer for returning text 1444252190Srpaulo * @end: Pointer to the end of the buf area 1445252190Srpaulo * Returns: Number of octets written to the buffer or -1 on failure 1446252190Srpaulo * 1447252190Srpaulo * This function can be used to parse P2P IE contents into text format 1448252190Srpaulo * field=value lines. 1449252190Srpaulo */ 1450252190Srpauloint p2p_ie_text(struct wpabuf *p2p_ie, char *buf, char *end); 1451252190Srpaulo 1452252190Srpaulo/** 1453252190Srpaulo * p2p_scan_result_text - Build text format description of P2P IE 1454252190Srpaulo * @ies: Information elements from scan results 1455252190Srpaulo * @ies_len: ies buffer length in octets 1456252190Srpaulo * @buf: Buffer for returning text 1457252190Srpaulo * @end: Pointer to the end of the buf area 1458252190Srpaulo * Returns: Number of octets written to the buffer or -1 on failure 1459252190Srpaulo * 1460252190Srpaulo * This function can be used to parse P2P IE contents into text format 1461252190Srpaulo * field=value lines. 1462252190Srpaulo */ 1463252190Srpauloint p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf, char *end); 1464252190Srpaulo 1465252190Srpaulo/** 1466252190Srpaulo * p2p_parse_dev_addr_in_p2p_ie - Parse P2P Device Address from a concatenated 1467252190Srpaulo * P2P IE 1468252190Srpaulo * @p2p_ie: P2P IE 1469252190Srpaulo * @dev_addr: Buffer for returning P2P Device Address 1470252190Srpaulo * Returns: 0 on success or -1 if P2P Device Address could not be parsed 1471252190Srpaulo */ 1472252190Srpauloint p2p_parse_dev_addr_in_p2p_ie(struct wpabuf *p2p_ie, u8 *dev_addr); 1473252190Srpaulo 1474252190Srpaulo/** 1475252190Srpaulo * p2p_parse_dev_addr - Parse P2P Device Address from P2P IE(s) 1476252190Srpaulo * @ies: Information elements from scan results 1477252190Srpaulo * @ies_len: ies buffer length in octets 1478252190Srpaulo * @dev_addr: Buffer for returning P2P Device Address 1479252190Srpaulo * Returns: 0 on success or -1 if P2P Device Address could not be parsed 1480252190Srpaulo */ 1481252190Srpauloint p2p_parse_dev_addr(const u8 *ies, size_t ies_len, u8 *dev_addr); 1482252190Srpaulo 1483252190Srpaulo/** 1484252190Srpaulo * p2p_assoc_req_ie - Build P2P IE for (Re)Association Request frame 1485252190Srpaulo * @p2p: P2P module context from p2p_init() 1486252190Srpaulo * @bssid: BSSID 1487252190Srpaulo * @buf: Buffer for writing the P2P IE 1488252190Srpaulo * @len: Maximum buf length in octets 1489252190Srpaulo * @p2p_group: Whether this is for association with a P2P GO 1490252190Srpaulo * @p2p_ie: Reassembled P2P IE data from scan results or %NULL if none 1491252190Srpaulo * Returns: Number of octets written into buf or -1 on failure 1492252190Srpaulo */ 1493252190Srpauloint p2p_assoc_req_ie(struct p2p_data *p2p, const u8 *bssid, u8 *buf, 1494252190Srpaulo size_t len, int p2p_group, struct wpabuf *p2p_ie); 1495252190Srpaulo 1496252190Srpaulo/** 1497252190Srpaulo * p2p_scan_ie - Build P2P IE for Probe Request 1498252190Srpaulo * @p2p: P2P module context from p2p_init() 1499252190Srpaulo * @ies: Buffer for writing P2P IE 1500252190Srpaulo * @dev_id: Device ID to search for or %NULL for any 1501252190Srpaulo */ 1502252190Srpaulovoid p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies, const u8 *dev_id); 1503252190Srpaulo 1504252190Srpaulo/** 1505252190Srpaulo * p2p_scan_ie_buf_len - Get maximum buffer length needed for p2p_scan_ie 1506252190Srpaulo * @p2p: P2P module context from p2p_init() 1507252190Srpaulo * Returns: Number of octets that p2p_scan_ie() may add to the buffer 1508252190Srpaulo */ 1509252190Srpaulosize_t p2p_scan_ie_buf_len(struct p2p_data *p2p); 1510252190Srpaulo 1511252190Srpaulo/** 1512252190Srpaulo * p2p_go_params - Generate random P2P group parameters 1513252190Srpaulo * @p2p: P2P module context from p2p_init() 1514252190Srpaulo * @params: Buffer for parameters 1515252190Srpaulo * Returns: 0 on success, -1 on failure 1516252190Srpaulo */ 1517252190Srpauloint p2p_go_params(struct p2p_data *p2p, struct p2p_go_neg_results *params); 1518252190Srpaulo 1519252190Srpaulo/** 1520252190Srpaulo * p2p_get_group_capab - Get Group Capability from P2P IE data 1521252190Srpaulo * @p2p_ie: P2P IE(s) contents 1522252190Srpaulo * Returns: Group Capability 1523252190Srpaulo */ 1524252190Srpaulou8 p2p_get_group_capab(const struct wpabuf *p2p_ie); 1525252190Srpaulo 1526252190Srpaulo/** 1527252190Srpaulo * p2p_get_cross_connect_disallowed - Does WLAN AP disallows cross connection 1528252190Srpaulo * @p2p_ie: P2P IE(s) contents 1529252190Srpaulo * Returns: 0 if cross connection is allow, 1 if not 1530252190Srpaulo */ 1531252190Srpauloint p2p_get_cross_connect_disallowed(const struct wpabuf *p2p_ie); 1532252190Srpaulo 1533252190Srpaulo/** 1534252190Srpaulo * p2p_get_go_dev_addr - Get P2P Device Address from P2P IE data 1535252190Srpaulo * @p2p_ie: P2P IE(s) contents 1536252190Srpaulo * Returns: Pointer to P2P Device Address or %NULL if not included 1537252190Srpaulo */ 1538252190Srpauloconst u8 * p2p_get_go_dev_addr(const struct wpabuf *p2p_ie); 1539252190Srpaulo 1540252190Srpaulo/** 1541252190Srpaulo * p2p_get_peer_info - Get P2P peer information 1542252190Srpaulo * @p2p: P2P module context from p2p_init() 1543252190Srpaulo * @addr: P2P Device Address of the peer or %NULL to indicate the first peer 1544252190Srpaulo * @next: Whether to select the peer entry following the one indicated by addr 1545252190Srpaulo * Returns: Pointer to peer info or %NULL if not found 1546252190Srpaulo */ 1547252190Srpauloconst struct p2p_peer_info * p2p_get_peer_info(struct p2p_data *p2p, 1548252190Srpaulo const u8 *addr, int next); 1549252190Srpaulo 1550252190Srpaulo/** 1551252190Srpaulo * p2p_get_peer_info_txt - Get internal P2P peer information in text format 1552252190Srpaulo * @info: Pointer to P2P peer info from p2p_get_peer_info() 1553252190Srpaulo * @buf: Buffer for returning text 1554252190Srpaulo * @buflen: Maximum buffer length 1555252190Srpaulo * Returns: Number of octets written to the buffer or -1 on failure 1556252190Srpaulo * 1557252190Srpaulo * Note: This information is internal to the P2P module and subject to change. 1558252190Srpaulo * As such, this should not really be used by external programs for purposes 1559252190Srpaulo * other than debugging. 1560252190Srpaulo */ 1561252190Srpauloint p2p_get_peer_info_txt(const struct p2p_peer_info *info, 1562252190Srpaulo char *buf, size_t buflen); 1563252190Srpaulo 1564252190Srpaulo/** 1565252190Srpaulo * p2p_peer_known - Check whether P2P peer is known 1566252190Srpaulo * @p2p: P2P module context from p2p_init() 1567252190Srpaulo * @addr: P2P Device Address of the peer 1568252190Srpaulo * Returns: 1 if the specified device is in the P2P peer table or 0 if not 1569252190Srpaulo */ 1570252190Srpauloint p2p_peer_known(struct p2p_data *p2p, const u8 *addr); 1571252190Srpaulo 1572252190Srpaulo/** 1573252190Srpaulo * p2p_set_client_discoverability - Set client discoverability capability 1574252190Srpaulo * @p2p: P2P module context from p2p_init() 1575252190Srpaulo * @enabled: Whether client discoverability will be enabled 1576252190Srpaulo * 1577252190Srpaulo * This function can be used to disable (and re-enable) client discoverability. 1578252190Srpaulo * This capability is enabled by default and should not be disabled in normal 1579252190Srpaulo * use cases, i.e., this is mainly for testing purposes. 1580252190Srpaulo */ 1581252190Srpaulovoid p2p_set_client_discoverability(struct p2p_data *p2p, int enabled); 1582252190Srpaulo 1583252190Srpaulo/** 1584252190Srpaulo * p2p_set_managed_oper - Set managed P2P Device operations capability 1585252190Srpaulo * @p2p: P2P module context from p2p_init() 1586252190Srpaulo * @enabled: Whether managed P2P Device operations will be enabled 1587252190Srpaulo */ 1588252190Srpaulovoid p2p_set_managed_oper(struct p2p_data *p2p, int enabled); 1589252190Srpaulo 1590252190Srpauloint p2p_set_listen_channel(struct p2p_data *p2p, u8 reg_class, u8 channel); 1591252190Srpaulo 1592252190Srpauloint p2p_set_ssid_postfix(struct p2p_data *p2p, const u8 *postfix, size_t len); 1593252190Srpaulo 1594252190Srpauloint p2p_get_interface_addr(struct p2p_data *p2p, const u8 *dev_addr, 1595252190Srpaulo u8 *iface_addr); 1596252190Srpauloint p2p_get_dev_addr(struct p2p_data *p2p, const u8 *iface_addr, 1597252190Srpaulo u8 *dev_addr); 1598252190Srpaulo 1599252190Srpaulovoid p2p_set_peer_filter(struct p2p_data *p2p, const u8 *addr); 1600252190Srpaulo 1601252190Srpaulo/** 1602252190Srpaulo * p2p_set_cross_connect - Set cross connection capability 1603252190Srpaulo * @p2p: P2P module context from p2p_init() 1604252190Srpaulo * @enabled: Whether cross connection will be enabled 1605252190Srpaulo */ 1606252190Srpaulovoid p2p_set_cross_connect(struct p2p_data *p2p, int enabled); 1607252190Srpaulo 1608252190Srpauloint p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr); 1609252190Srpaulo 1610252190Srpaulo/** 1611252190Srpaulo * p2p_set_intra_bss_dist - Set intra BSS distribution 1612252190Srpaulo * @p2p: P2P module context from p2p_init() 1613252190Srpaulo * @enabled: Whether intra BSS distribution will be enabled 1614252190Srpaulo */ 1615252190Srpaulovoid p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled); 1616252190Srpaulo 1617252190Srpaulo/** 1618252190Srpaulo * p2p_supported_freq - Check whether channel is supported for P2P 1619252190Srpaulo * @p2p: P2P module context from p2p_init() 1620252190Srpaulo * @freq: Channel frequency in MHz 1621252190Srpaulo * Returns: 0 if channel not usable for P2P, 1 if usable for P2P 1622252190Srpaulo */ 1623252190Srpauloint p2p_supported_freq(struct p2p_data *p2p, unsigned int freq); 1624252190Srpaulo 1625252190Srpaulovoid p2p_update_channel_list(struct p2p_data *p2p, struct p2p_channels *chan); 1626252190Srpaulo 1627252190Srpaulo/** 1628252190Srpaulo * p2p_set_best_channels - Update best channel information 1629252190Srpaulo * @p2p: P2P module context from p2p_init() 1630252190Srpaulo * @freq_24: Frequency (MHz) of best channel in 2.4 GHz band 1631252190Srpaulo * @freq_5: Frequency (MHz) of best channel in 5 GHz band 1632252190Srpaulo * @freq_overall: Frequency (MHz) of best channel overall 1633252190Srpaulo */ 1634252190Srpaulovoid p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5, 1635252190Srpaulo int freq_overall); 1636252190Srpaulo 1637252190Srpauloconst u8 * p2p_get_go_neg_peer(struct p2p_data *p2p); 1638252190Srpaulo 1639252190Srpaulo/** 1640252190Srpaulo * p2p_get_group_num_members - Get number of members in group 1641252190Srpaulo * @group: P2P group context from p2p_group_init() 1642252190Srpaulo * Returns: Number of members in the group 1643252190Srpaulo */ 1644252190Srpaulounsigned int p2p_get_group_num_members(struct p2p_group *group); 1645252190Srpaulo 1646252190Srpaulo/** 1647252190Srpaulo * p2p_iterate_group_members - Iterate group members 1648252190Srpaulo * @group: P2P group context from p2p_group_init() 1649252190Srpaulo * @next: iteration pointer, must be a pointer to a void * that is set to %NULL 1650252190Srpaulo * on the first call and not modified later 1651252190Srpaulo * Returns: A P2P Interface Address for each call and %NULL for no more members 1652252190Srpaulo */ 1653252190Srpauloconst u8 * p2p_iterate_group_members(struct p2p_group *group, void **next); 1654252190Srpaulo 1655252190Srpaulo/** 1656252190Srpaulo * p2p_group_get_dev_addr - Get a P2P Device Address of a client in a group 1657252190Srpaulo * @group: P2P group context from p2p_group_init() 1658252190Srpaulo * @addr: P2P Interface Address of the client 1659252190Srpaulo * Returns: P2P Device Address of the client if found or %NULL if no match 1660252190Srpaulo * found 1661252190Srpaulo */ 1662252190Srpauloconst u8 * p2p_group_get_dev_addr(struct p2p_group *group, const u8 *addr); 1663252190Srpaulo 1664252190Srpaulo/** 1665252190Srpaulo * p2p_group_is_client_connected - Check whether a specific client is connected 1666252190Srpaulo * @group: P2P group context from p2p_group_init() 1667252190Srpaulo * @addr: P2P Device Address of the client 1668252190Srpaulo * Returns: 1 if client is connected or 0 if not 1669252190Srpaulo */ 1670252190Srpauloint p2p_group_is_client_connected(struct p2p_group *group, const u8 *dev_addr); 1671252190Srpaulo 1672252190Srpaulo/** 1673252190Srpaulo * p2p_get_peer_found - Get P2P peer info structure of a found peer 1674252190Srpaulo * @p2p: P2P module context from p2p_init() 1675252190Srpaulo * @addr: P2P Device Address of the peer or %NULL to indicate the first peer 1676252190Srpaulo * @next: Whether to select the peer entry following the one indicated by addr 1677252190Srpaulo * Returns: The first P2P peer info available or %NULL if no such peer exists 1678252190Srpaulo */ 1679252190Srpauloconst struct p2p_peer_info * 1680252190Srpaulop2p_get_peer_found(struct p2p_data *p2p, const u8 *addr, int next); 1681252190Srpaulo 1682252190Srpaulo/** 1683252190Srpaulo * p2p_remove_wps_vendor_extensions - Remove WPS vendor extensions 1684252190Srpaulo * @p2p: P2P module context from p2p_init() 1685252190Srpaulo */ 1686252190Srpaulovoid p2p_remove_wps_vendor_extensions(struct p2p_data *p2p); 1687252190Srpaulo 1688252190Srpaulo/** 1689252190Srpaulo * p2p_add_wps_vendor_extension - Add a WPS vendor extension 1690252190Srpaulo * @p2p: P2P module context from p2p_init() 1691252190Srpaulo * @vendor_ext: The vendor extensions to add 1692252190Srpaulo * Returns: 0 on success, -1 on failure 1693252190Srpaulo * 1694252190Srpaulo * The wpabuf structures in the array are owned by the P2P 1695252190Srpaulo * module after this call. 1696252190Srpaulo */ 1697252190Srpauloint p2p_add_wps_vendor_extension(struct p2p_data *p2p, 1698252190Srpaulo const struct wpabuf *vendor_ext); 1699252190Srpaulo 1700252190Srpaulo/** 1701252190Srpaulo * p2p_set_oper_channel - Set the P2P operating channel 1702252190Srpaulo * @p2p: P2P module context from p2p_init() 1703252190Srpaulo * @op_reg_class: Operating regulatory class to set 1704252190Srpaulo * @op_channel: operating channel to set 1705252190Srpaulo * @cfg_op_channel : Whether op_channel is hardcoded in configuration 1706252190Srpaulo * Returns: 0 on success, -1 on failure 1707252190Srpaulo */ 1708252190Srpauloint p2p_set_oper_channel(struct p2p_data *p2p, u8 op_reg_class, u8 op_channel, 1709252190Srpaulo int cfg_op_channel); 1710252190Srpaulo 1711252190Srpaulo/** 1712252190Srpaulo * p2p_set_pref_chan - Set P2P preferred channel list 1713252190Srpaulo * @p2p: P2P module context from p2p_init() 1714252190Srpaulo * @num_pref_chan: Number of entries in pref_chan list 1715252190Srpaulo * @pref_chan: Preferred channels or %NULL to remove preferences 1716252190Srpaulo * Returns: 0 on success, -1 on failure 1717252190Srpaulo */ 1718252190Srpauloint p2p_set_pref_chan(struct p2p_data *p2p, unsigned int num_pref_chan, 1719252190Srpaulo const struct p2p_channel *pref_chan); 1720252190Srpaulo 1721252190Srpaulo/** 1722252190Srpaulo * p2p_in_progress - Check whether a P2P operation is progress 1723252190Srpaulo * @p2p: P2P module context from p2p_init() 1724252190Srpaulo * Returns: 0 if P2P module is idle or 1 if an operation is in progress 1725252190Srpaulo */ 1726252190Srpauloint p2p_in_progress(struct p2p_data *p2p); 1727252190Srpaulo 1728252190Srpaulo/** 1729252190Srpaulo * p2p_other_scan_completed - Notify completion of non-P2P scan 1730252190Srpaulo * @p2p: P2P module context from p2p_init() 1731252190Srpaulo * Returns: 0 if P2P module is idle or 1 if an operation was started 1732252190Srpaulo */ 1733252190Srpauloint p2p_other_scan_completed(struct p2p_data *p2p); 1734252190Srpaulo 1735252190Srpauloconst char * p2p_wps_method_text(enum p2p_wps_method method); 1736252190Srpaulo 1737252190Srpaulo/** 1738252190Srpaulo * p2p_set_config_timeout - Set local config timeouts 1739252190Srpaulo * @p2p: P2P module context from p2p_init() 1740252190Srpaulo * @go_timeout: Time in 10 ms units it takes to start the GO mode 1741252190Srpaulo * @client_timeout: Time in 10 ms units it takes to start the client mode 1742252190Srpaulo */ 1743252190Srpaulovoid p2p_set_config_timeout(struct p2p_data *p2p, u8 go_timeout, 1744252190Srpaulo u8 client_timeout); 1745252190Srpaulo 1746252190Srpaulovoid p2p_increase_search_delay(struct p2p_data *p2p, unsigned int delay); 1747252190Srpaulo 1748252190Srpauloint p2p_set_wfd_ie_beacon(struct p2p_data *p2p, struct wpabuf *ie); 1749252190Srpauloint p2p_set_wfd_ie_probe_req(struct p2p_data *p2p, struct wpabuf *ie); 1750252190Srpauloint p2p_set_wfd_ie_probe_resp(struct p2p_data *p2p, struct wpabuf *ie); 1751252190Srpauloint p2p_set_wfd_ie_assoc_req(struct p2p_data *p2p, struct wpabuf *ie); 1752252190Srpauloint p2p_set_wfd_ie_invitation(struct p2p_data *p2p, struct wpabuf *ie); 1753252190Srpauloint p2p_set_wfd_ie_prov_disc_req(struct p2p_data *p2p, struct wpabuf *ie); 1754252190Srpauloint p2p_set_wfd_ie_prov_disc_resp(struct p2p_data *p2p, struct wpabuf *ie); 1755252190Srpauloint p2p_set_wfd_ie_go_neg(struct p2p_data *p2p, struct wpabuf *ie); 1756252190Srpauloint p2p_set_wfd_dev_info(struct p2p_data *p2p, const struct wpabuf *elem); 1757252190Srpauloint p2p_set_wfd_assoc_bssid(struct p2p_data *p2p, const struct wpabuf *elem); 1758252190Srpauloint p2p_set_wfd_coupled_sink_info(struct p2p_data *p2p, 1759252190Srpaulo const struct wpabuf *elem); 1760252190Srpaulostruct wpabuf * wifi_display_encaps(struct wpabuf *subelems); 1761252190Srpaulo 1762252190Srpaulo/** 1763252190Srpaulo * p2p_set_disc_int - Set min/max discoverable interval for p2p_find 1764252190Srpaulo * @p2p: P2P module context from p2p_init() 1765252190Srpaulo * @min_disc_int: minDiscoverableInterval (in units of 100 TU); default 1 1766252190Srpaulo * @max_disc_int: maxDiscoverableInterval (in units of 100 TU); default 3 1767252190Srpaulo * @max_disc_tu: Maximum number of TUs (1.024 ms) for discoverable interval; or 1768252190Srpaulo * -1 not to limit 1769252190Srpaulo * Returns: 0 on success, or -1 on failure 1770252190Srpaulo * 1771252190Srpaulo * This function can be used to configure minDiscoverableInterval and 1772252190Srpaulo * maxDiscoverableInterval parameters for the Listen state during device 1773252190Srpaulo * discovery (p2p_find). A random number of 100 TU units is picked for each 1774252190Srpaulo * Listen state iteration from [min_disc_int,max_disc_int] range. 1775252190Srpaulo * 1776252190Srpaulo * max_disc_tu can be used to futher limit the discoverable duration. However, 1777252190Srpaulo * it should be noted that use of this parameter is not recommended since it 1778252190Srpaulo * would not be compliant with the P2P specification. 1779252190Srpaulo */ 1780252190Srpauloint p2p_set_disc_int(struct p2p_data *p2p, int min_disc_int, int max_disc_int, 1781252190Srpaulo int max_disc_tu); 1782252190Srpaulo 1783252190Srpaulo#endif /* P2P_H */ 1784