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b22128ef JM |
1 | /* |
2 | * P2P - Internal definitions for P2P module | |
3 | * Copyright (c) 2009-2010, Atheros Communications | |
4 | * | |
e22d4d95 JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
b22128ef JM |
7 | */ |
8 | ||
9 | #ifndef P2P_I_H | |
10 | #define P2P_I_H | |
11 | ||
12 | #include "utils/list.h" | |
13 | #include "p2p.h" | |
14 | ||
b22128ef JM |
15 | enum p2p_go_state { |
16 | UNKNOWN_GO, | |
17 | LOCAL_GO, | |
18 | REMOTE_GO | |
19 | }; | |
20 | ||
21 | /** | |
22 | * struct p2p_device - P2P Device data (internal to P2P module) | |
23 | */ | |
24 | struct p2p_device { | |
25 | struct dl_list list; | |
acb69cec | 26 | struct os_reltime last_seen; |
b22128ef | 27 | int listen_freq; |
b22128ef JM |
28 | enum p2p_wps_method wps_method; |
29 | ||
c5db8e51 | 30 | struct p2p_peer_info info; |
b22128ef JM |
31 | |
32 | /* | |
33 | * If the peer was discovered based on an interface address (e.g., GO | |
34 | * from Beacon/Probe Response), the interface address is stored here. | |
35 | * p2p_device_addr must still be set in such a case to the unique | |
36 | * identifier for the P2P Device. | |
37 | */ | |
38 | u8 interface_addr[ETH_ALEN]; | |
39 | ||
40 | /* | |
41 | * P2P Device Address of the GO in whose group this P2P Device is a | |
42 | * client. | |
43 | */ | |
44 | u8 member_in_go_dev[ETH_ALEN]; | |
45 | ||
46 | /* | |
47 | * P2P Interface Address of the GO in whose group this P2P Device is a | |
48 | * client. | |
49 | */ | |
50 | u8 member_in_go_iface[ETH_ALEN]; | |
51 | ||
52 | int go_neg_req_sent; | |
53 | enum p2p_go_state go_state; | |
54 | u8 dialog_token; | |
003c4580 | 55 | u8 tie_breaker; |
b22128ef JM |
56 | u8 intended_addr[ETH_ALEN]; |
57 | ||
58 | char country[3]; | |
59 | struct p2p_channels channels; | |
60 | int oper_freq; | |
61 | u8 oper_ssid[32]; | |
62 | size_t oper_ssid_len; | |
63 | ||
64 | /** | |
e3a0706b | 65 | * req_config_methods - Pending provision discovery methods |
b22128ef JM |
66 | */ |
67 | u16 req_config_methods; | |
68 | ||
ec437d9e JJ |
69 | /** |
70 | * wps_prov_info - Stored provisioning WPS config method | |
71 | * | |
72 | * This is used to store pending WPS config method between Provisioning | |
73 | * Discovery and connection to a running group. | |
74 | */ | |
75 | u16 wps_prov_info; | |
76 | ||
b22128ef JM |
77 | #define P2P_DEV_PROBE_REQ_ONLY BIT(0) |
78 | #define P2P_DEV_REPORTED BIT(1) | |
79 | #define P2P_DEV_NOT_YET_READY BIT(2) | |
80 | #define P2P_DEV_SD_INFO BIT(3) | |
81 | #define P2P_DEV_SD_SCHEDULE BIT(4) | |
82 | #define P2P_DEV_PD_PEER_DISPLAY BIT(5) | |
83 | #define P2P_DEV_PD_PEER_KEYPAD BIT(6) | |
84 | #define P2P_DEV_USER_REJECTED BIT(7) | |
85 | #define P2P_DEV_PEER_WAITING_RESPONSE BIT(8) | |
86 | #define P2P_DEV_PREFER_PERSISTENT_GROUP BIT(9) | |
87 | #define P2P_DEV_WAIT_GO_NEG_RESPONSE BIT(10) | |
88 | #define P2P_DEV_WAIT_GO_NEG_CONFIRM BIT(11) | |
89 | #define P2P_DEV_GROUP_CLIENT_ONLY BIT(12) | |
d5b20a73 | 90 | #define P2P_DEV_FORCE_FREQ BIT(13) |
10c4edde | 91 | #define P2P_DEV_PD_FOR_JOIN BIT(14) |
8fd7dc1b | 92 | #define P2P_DEV_REPORTED_ONCE BIT(15) |
acc247b2 | 93 | #define P2P_DEV_PREFER_PERSISTENT_RECONN BIT(16) |
3bc462cb | 94 | #define P2P_DEV_PD_BEFORE_GO_NEG BIT(17) |
f5877af0 | 95 | #define P2P_DEV_NO_PREF_CHAN BIT(18) |
b22128ef JM |
96 | unsigned int flags; |
97 | ||
98 | int status; /* enum p2p_status_code */ | |
99 | unsigned int wait_count; | |
9dac8c3e | 100 | unsigned int connect_reqs; |
b22128ef JM |
101 | unsigned int invitation_reqs; |
102 | ||
103 | u16 ext_listen_period; | |
104 | u16 ext_listen_interval; | |
ae3e3421 JM |
105 | |
106 | u8 go_timeout; | |
107 | u8 client_timeout; | |
b22128ef JM |
108 | }; |
109 | ||
110 | struct p2p_sd_query { | |
111 | struct p2p_sd_query *next; | |
112 | u8 peer[ETH_ALEN]; | |
113 | int for_all_peers; | |
347d6a5b | 114 | int wsd; /* Wi-Fi Display Service Discovery Request */ |
b22128ef JM |
115 | struct wpabuf *tlvs; |
116 | }; | |
117 | ||
3f9285ff JM |
118 | struct p2p_pending_action_tx { |
119 | unsigned int freq; | |
120 | u8 dst[ETH_ALEN]; | |
121 | u8 src[ETH_ALEN]; | |
122 | u8 bssid[ETH_ALEN]; | |
123 | size_t len; | |
124 | unsigned int wait_time; | |
125 | /* Followed by len octets of the frame */ | |
126 | }; | |
127 | ||
b22128ef JM |
128 | /** |
129 | * struct p2p_data - P2P module data (internal to P2P module) | |
130 | */ | |
131 | struct p2p_data { | |
132 | /** | |
133 | * cfg - P2P module configuration | |
134 | * | |
135 | * This is included in the same memory allocation with the | |
136 | * struct p2p_data and as such, must not be freed separately. | |
137 | */ | |
138 | struct p2p_config *cfg; | |
139 | ||
140 | /** | |
141 | * state - The current P2P state | |
142 | */ | |
143 | enum p2p_state { | |
144 | /** | |
145 | * P2P_IDLE - Idle | |
146 | */ | |
147 | P2P_IDLE, | |
148 | ||
149 | /** | |
150 | * P2P_SEARCH - Search (Device Discovery) | |
151 | */ | |
152 | P2P_SEARCH, | |
153 | ||
154 | /** | |
155 | * P2P_CONNECT - Trying to start GO Negotiation | |
156 | */ | |
157 | P2P_CONNECT, | |
158 | ||
159 | /** | |
160 | * P2P_CONNECT_LISTEN - Listen during GO Negotiation start | |
161 | */ | |
162 | P2P_CONNECT_LISTEN, | |
163 | ||
164 | /** | |
165 | * P2P_GO_NEG - In GO Negotiation | |
166 | */ | |
167 | P2P_GO_NEG, | |
168 | ||
169 | /** | |
170 | * P2P_LISTEN_ONLY - Listen only | |
171 | */ | |
172 | P2P_LISTEN_ONLY, | |
173 | ||
174 | /** | |
175 | * P2P_WAIT_PEER_CONNECT - Waiting peer in List for GO Neg | |
176 | */ | |
177 | P2P_WAIT_PEER_CONNECT, | |
178 | ||
179 | /** | |
180 | * P2P_WAIT_PEER_IDLE - Waiting peer idle for GO Neg | |
181 | */ | |
182 | P2P_WAIT_PEER_IDLE, | |
183 | ||
184 | /** | |
185 | * P2P_SD_DURING_FIND - Service Discovery during find | |
186 | */ | |
187 | P2P_SD_DURING_FIND, | |
188 | ||
189 | /** | |
190 | * P2P_PROVISIONING - Provisioning (during group formation) | |
191 | */ | |
192 | P2P_PROVISIONING, | |
193 | ||
194 | /** | |
195 | * P2P_PD_DURING_FIND - Provision Discovery during find | |
196 | */ | |
197 | P2P_PD_DURING_FIND, | |
198 | ||
199 | /** | |
200 | * P2P_INVITE - Trying to start Invite | |
201 | */ | |
202 | P2P_INVITE, | |
203 | ||
204 | /** | |
205 | * P2P_INVITE_LISTEN - Listen during Invite | |
206 | */ | |
207 | P2P_INVITE_LISTEN, | |
208 | } state; | |
209 | ||
210 | /** | |
211 | * min_disc_int - minDiscoverableInterval | |
212 | */ | |
213 | int min_disc_int; | |
214 | ||
215 | /** | |
216 | * max_disc_int - maxDiscoverableInterval | |
217 | */ | |
218 | int max_disc_int; | |
219 | ||
96beff11 JM |
220 | /** |
221 | * max_disc_tu - Maximum number of TUs for discoverable interval | |
222 | */ | |
223 | int max_disc_tu; | |
224 | ||
b22128ef JM |
225 | /** |
226 | * devices - List of known P2P Device peers | |
227 | */ | |
228 | struct dl_list devices; | |
229 | ||
230 | /** | |
231 | * go_neg_peer - Pointer to GO Negotiation peer | |
232 | */ | |
233 | struct p2p_device *go_neg_peer; | |
234 | ||
235 | /** | |
236 | * invite_peer - Pointer to Invite peer | |
237 | */ | |
238 | struct p2p_device *invite_peer; | |
239 | ||
240 | const u8 *invite_go_dev_addr; | |
241 | u8 invite_go_dev_addr_buf[ETH_ALEN]; | |
242 | ||
243 | /** | |
244 | * sd_peer - Pointer to Service Discovery peer | |
245 | */ | |
246 | struct p2p_device *sd_peer; | |
247 | ||
248 | /** | |
249 | * sd_query - Pointer to Service Discovery query | |
250 | */ | |
251 | struct p2p_sd_query *sd_query; | |
252 | ||
253 | /* GO Negotiation data */ | |
254 | ||
255 | /** | |
256 | * intended_addr - Local Intended P2P Interface Address | |
257 | * | |
258 | * This address is used during group owner negotiation as the Intended | |
259 | * P2P Interface Address and the group interface will be created with | |
260 | * address as the local address in case of successfully completed | |
261 | * negotiation. | |
262 | */ | |
263 | u8 intended_addr[ETH_ALEN]; | |
264 | ||
265 | /** | |
266 | * go_intent - Local GO Intent to be used during GO Negotiation | |
267 | */ | |
268 | u8 go_intent; | |
269 | ||
270 | /** | |
271 | * next_tie_breaker - Next tie-breaker value to use in GO Negotiation | |
272 | */ | |
273 | u8 next_tie_breaker; | |
274 | ||
275 | /** | |
276 | * ssid - Selected SSID for GO Negotiation (if local end will be GO) | |
277 | */ | |
278 | u8 ssid[32]; | |
279 | ||
280 | /** | |
281 | * ssid_len - ssid length in octets | |
282 | */ | |
283 | size_t ssid_len; | |
284 | ||
4458d915 JM |
285 | /** |
286 | * ssid_set - Whether SSID is already set for GO Negotiation | |
287 | */ | |
288 | int ssid_set; | |
289 | ||
b22128ef JM |
290 | /** |
291 | * Regulatory class for own operational channel | |
292 | */ | |
293 | u8 op_reg_class; | |
294 | ||
295 | /** | |
296 | * op_channel - Own operational channel | |
297 | */ | |
298 | u8 op_channel; | |
299 | ||
300 | /** | |
301 | * channels - Own supported regulatory classes and channels | |
302 | * | |
303 | * List of supposerted channels per regulatory class. The regulatory | |
304 | * classes are defined in IEEE Std 802.11-2007 Annex J and the | |
305 | * numbering of the clases depends on the configured country code. | |
306 | */ | |
307 | struct p2p_channels channels; | |
308 | ||
556b30da JM |
309 | struct wpa_freq_range_list no_go_freq; |
310 | ||
b22128ef JM |
311 | enum p2p_pending_action_state { |
312 | P2P_NO_PENDING_ACTION, | |
313 | P2P_PENDING_GO_NEG_REQUEST, | |
314 | P2P_PENDING_GO_NEG_RESPONSE, | |
315 | P2P_PENDING_GO_NEG_RESPONSE_FAILURE, | |
316 | P2P_PENDING_GO_NEG_CONFIRM, | |
317 | P2P_PENDING_SD, | |
318 | P2P_PENDING_PD, | |
319 | P2P_PENDING_INVITATION_REQUEST, | |
320 | P2P_PENDING_INVITATION_RESPONSE, | |
321 | P2P_PENDING_DEV_DISC_REQUEST, | |
322 | P2P_PENDING_DEV_DISC_RESPONSE, | |
323 | P2P_PENDING_GO_DISC_REQ | |
324 | } pending_action_state; | |
325 | ||
326 | unsigned int pending_listen_freq; | |
327 | unsigned int pending_listen_sec; | |
328 | unsigned int pending_listen_usec; | |
329 | ||
330 | u8 dev_capab; | |
331 | ||
332 | int in_listen; | |
333 | int drv_in_listen; | |
334 | ||
335 | /** | |
336 | * sd_queries - Pending service discovery queries | |
337 | */ | |
338 | struct p2p_sd_query *sd_queries; | |
339 | ||
340 | /** | |
341 | * srv_update_indic - Service Update Indicator for local services | |
342 | */ | |
343 | u16 srv_update_indic; | |
344 | ||
18708aad JM |
345 | struct wpabuf *sd_resp; /* Fragmented SD response */ |
346 | u8 sd_resp_addr[ETH_ALEN]; | |
347 | u8 sd_resp_dialog_token; | |
348 | size_t sd_resp_pos; /* Offset in sd_resp */ | |
349 | u8 sd_frag_id; | |
350 | ||
351 | struct wpabuf *sd_rx_resp; /* Reassembled SD response */ | |
5ded7d3e | 352 | u16 sd_rx_update_indic; |
18708aad | 353 | |
b22128ef JM |
354 | /* P2P Invitation data */ |
355 | enum p2p_invite_role inv_role; | |
356 | u8 inv_bssid[ETH_ALEN]; | |
357 | int inv_bssid_set; | |
358 | u8 inv_ssid[32]; | |
359 | size_t inv_ssid_len; | |
360 | u8 inv_sa[ETH_ALEN]; | |
361 | u8 inv_group_bssid[ETH_ALEN]; | |
362 | u8 *inv_group_bssid_ptr; | |
363 | u8 inv_go_dev_addr[ETH_ALEN]; | |
364 | u8 inv_status; | |
365 | int inv_op_freq; | |
366 | int inv_persistent; | |
367 | ||
368 | enum p2p_discovery_type find_type; | |
39185dfa | 369 | unsigned int last_p2p_find_timeout; |
b22128ef JM |
370 | u8 last_prog_scan_class; |
371 | u8 last_prog_scan_chan; | |
372 | int p2p_scan_running; | |
373 | enum p2p_after_scan { | |
374 | P2P_AFTER_SCAN_NOTHING, | |
375 | P2P_AFTER_SCAN_LISTEN, | |
376 | P2P_AFTER_SCAN_CONNECT | |
377 | } start_after_scan; | |
378 | u8 after_scan_peer[ETH_ALEN]; | |
3f9285ff | 379 | struct p2p_pending_action_tx *after_scan_tx; |
63a965c3 | 380 | unsigned int after_scan_tx_in_progress:1; |
b22128ef | 381 | |
046ef4aa JMB |
382 | /* Requested device types for find/search */ |
383 | unsigned int num_req_dev_types; | |
384 | u8 *req_dev_types; | |
6d92fa6e JM |
385 | u8 *find_dev_id; |
386 | u8 find_dev_id_buf[ETH_ALEN]; | |
046ef4aa | 387 | |
acb69cec | 388 | struct os_reltime find_start; /* time of last p2p_find start */ |
a5b5e830 | 389 | |
b22128ef JM |
390 | struct p2p_group **groups; |
391 | size_t num_groups; | |
392 | ||
393 | struct p2p_device *pending_client_disc_go; | |
394 | u8 pending_client_disc_addr[ETH_ALEN]; | |
395 | u8 pending_dev_disc_dialog_token; | |
396 | u8 pending_dev_disc_addr[ETH_ALEN]; | |
397 | int pending_dev_disc_freq; | |
398 | unsigned int pending_client_disc_freq; | |
399 | ||
400 | int ext_listen_only; | |
401 | unsigned int ext_listen_period; | |
402 | unsigned int ext_listen_interval; | |
403 | unsigned int ext_listen_interval_sec; | |
404 | unsigned int ext_listen_interval_usec; | |
80c9582a JM |
405 | |
406 | u8 peer_filter[ETH_ALEN]; | |
72044390 JM |
407 | |
408 | int cross_connect; | |
7cfc4ac3 AGS |
409 | |
410 | int best_freq_24; | |
411 | int best_freq_5; | |
412 | int best_freq_overall; | |
6cb27aa8 | 413 | int own_freq_preference; |
f95cac27 | 414 | |
f95cac27 JMB |
415 | /** |
416 | * wps_vendor_ext - WPS Vendor Extensions to add | |
417 | */ | |
10c5d2a5 | 418 | struct wpabuf *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; |
6b56cc2d JS |
419 | |
420 | /* | |
421 | * user_initiated_pd - Whether a PD request is user initiated or not. | |
422 | */ | |
423 | u8 user_initiated_pd; | |
424 | ||
425 | /* | |
426 | * Keep track of which peer a given PD request was sent to. | |
427 | * Used to raise a timeout alert in case there is no response. | |
428 | */ | |
429 | u8 pending_pd_devaddr[ETH_ALEN]; | |
430 | ||
431 | /* | |
432 | * Retry counter for provision discovery requests when issued | |
433 | * in IDLE state. | |
434 | */ | |
435 | int pd_retries; | |
4f219667 | 436 | |
8d82c210 JM |
437 | /** |
438 | * pd_force_freq - Forced frequency for PD retries or 0 to auto-select | |
439 | * | |
440 | * This is is used during PD retries for join-a-group case to use the | |
441 | * correct operating frequency determined from a BSS entry for the GO. | |
442 | */ | |
443 | int pd_force_freq; | |
444 | ||
4f219667 JM |
445 | u8 go_timeout; |
446 | u8 client_timeout; | |
37448ede JM |
447 | |
448 | /* Extra delay in milliseconds between search iterations */ | |
449 | unsigned int search_delay; | |
450 | int in_search_delay; | |
9675ce35 JM |
451 | |
452 | #ifdef CONFIG_WIFI_DISPLAY | |
453 | struct wpabuf *wfd_ie_beacon; | |
454 | struct wpabuf *wfd_ie_probe_req; | |
455 | struct wpabuf *wfd_ie_probe_resp; | |
456 | struct wpabuf *wfd_ie_assoc_req; | |
457 | struct wpabuf *wfd_ie_invitation; | |
458 | struct wpabuf *wfd_ie_prov_disc_req; | |
459 | struct wpabuf *wfd_ie_prov_disc_resp; | |
460 | struct wpabuf *wfd_ie_go_neg; | |
461 | struct wpabuf *wfd_dev_info; | |
462 | struct wpabuf *wfd_assoc_bssid; | |
463 | struct wpabuf *wfd_coupled_sink_info; | |
464 | #endif /* CONFIG_WIFI_DISPLAY */ | |
b22128ef JM |
465 | }; |
466 | ||
467 | /** | |
468 | * struct p2p_message - Parsed P2P message (or P2P IE) | |
469 | */ | |
470 | struct p2p_message { | |
471 | struct wpabuf *p2p_attributes; | |
472 | struct wpabuf *wps_attributes; | |
9675ce35 | 473 | struct wpabuf *wfd_subelems; |
b22128ef JM |
474 | |
475 | u8 dialog_token; | |
476 | ||
477 | const u8 *capability; | |
478 | const u8 *go_intent; | |
479 | const u8 *status; | |
480 | const u8 *listen_channel; | |
481 | const u8 *operating_channel; | |
482 | const u8 *channel_list; | |
483 | u8 channel_list_len; | |
484 | const u8 *config_timeout; | |
485 | const u8 *intended_addr; | |
486 | const u8 *group_bssid; | |
487 | const u8 *invitation_flags; | |
488 | ||
489 | const u8 *group_info; | |
490 | size_t group_info_len; | |
491 | ||
492 | const u8 *group_id; | |
493 | size_t group_id_len; | |
494 | ||
495 | const u8 *device_id; | |
496 | ||
497 | const u8 *manageability; | |
498 | ||
499 | const u8 *noa; | |
500 | size_t noa_len; | |
501 | ||
502 | const u8 *ext_listen_timing; | |
503 | ||
504 | const u8 *minor_reason_code; | |
505 | ||
506 | /* P2P Device Info */ | |
507 | const u8 *p2p_device_info; | |
508 | size_t p2p_device_info_len; | |
509 | const u8 *p2p_device_addr; | |
510 | const u8 *pri_dev_type; | |
511 | u8 num_sec_dev_types; | |
512 | char device_name[33]; | |
513 | u16 config_methods; | |
514 | ||
515 | /* WPS IE */ | |
516 | u16 dev_password_id; | |
517 | u16 wps_config_methods; | |
518 | const u8 *wps_pri_dev_type; | |
e57ae6e1 JMB |
519 | const u8 *wps_sec_dev_type_list; |
520 | size_t wps_sec_dev_type_list_len; | |
10c5d2a5 JM |
521 | const u8 *wps_vendor_ext[P2P_MAX_WPS_VENDOR_EXT]; |
522 | size_t wps_vendor_ext_len[P2P_MAX_WPS_VENDOR_EXT]; | |
b67d0d9e JM |
523 | const u8 *manufacturer; |
524 | size_t manufacturer_len; | |
525 | const u8 *model_name; | |
526 | size_t model_name_len; | |
527 | const u8 *model_number; | |
528 | size_t model_number_len; | |
529 | const u8 *serial_number; | |
530 | size_t serial_number_len; | |
b22128ef JM |
531 | |
532 | /* DS Parameter Set IE */ | |
533 | const u8 *ds_params; | |
534 | ||
535 | /* SSID IE */ | |
536 | const u8 *ssid; | |
537 | }; | |
538 | ||
539 | ||
540 | #define P2P_MAX_GROUP_ENTRIES 50 | |
541 | ||
542 | struct p2p_group_info { | |
543 | unsigned int num_clients; | |
544 | struct p2p_client_info { | |
545 | const u8 *p2p_device_addr; | |
546 | const u8 *p2p_interface_addr; | |
547 | u8 dev_capab; | |
548 | u16 config_methods; | |
549 | const u8 *pri_dev_type; | |
550 | u8 num_sec_dev_types; | |
551 | const u8 *sec_dev_types; | |
552 | const char *dev_name; | |
553 | size_t dev_name_len; | |
554 | } client[P2P_MAX_GROUP_ENTRIES]; | |
555 | }; | |
556 | ||
557 | ||
558 | /* p2p_utils.c */ | |
559 | int p2p_random(char *buf, size_t len); | |
9ccd9165 JM |
560 | int p2p_channel_to_freq(int op_class, int channel); |
561 | int p2p_freq_to_channel(unsigned int freq, u8 *op_class, u8 *channel); | |
b22128ef JM |
562 | void p2p_channels_intersect(const struct p2p_channels *a, |
563 | const struct p2p_channels *b, | |
564 | struct p2p_channels *res); | |
51e9f228 JM |
565 | void p2p_channels_union(const struct p2p_channels *a, |
566 | const struct p2p_channels *b, | |
567 | struct p2p_channels *res); | |
556b30da JM |
568 | void p2p_channels_remove_freqs(struct p2p_channels *chan, |
569 | const struct wpa_freq_range_list *list); | |
b22128ef JM |
570 | int p2p_channels_includes(const struct p2p_channels *channels, u8 reg_class, |
571 | u8 channel); | |
941dae0a JM |
572 | void p2p_channels_dump(struct p2p_data *p2p, const char *title, |
573 | const struct p2p_channels *chan); | |
5576663f JM |
574 | int p2p_channel_select(struct p2p_channels *chans, const int *classes, |
575 | u8 *op_class, u8 *op_channel); | |
b22128ef JM |
576 | |
577 | /* p2p_parse.c */ | |
578 | int p2p_parse_p2p_ie(const struct wpabuf *buf, struct p2p_message *msg); | |
579 | int p2p_parse_ies(const u8 *data, size_t len, struct p2p_message *msg); | |
580 | int p2p_parse(const u8 *data, size_t len, struct p2p_message *msg); | |
581 | void p2p_parse_free(struct p2p_message *msg); | |
582 | int p2p_attr_text(struct wpabuf *data, char *buf, char *end); | |
583 | int p2p_group_info_parse(const u8 *gi, size_t gi_len, | |
584 | struct p2p_group_info *info); | |
585 | ||
586 | /* p2p_build.c */ | |
587 | ||
588 | struct p2p_noa_desc { | |
589 | u8 count_type; | |
590 | u32 duration; | |
591 | u32 interval; | |
592 | u32 start_time; | |
593 | }; | |
594 | ||
595 | /* p2p_group.c */ | |
596 | const u8 * p2p_group_get_interface_addr(struct p2p_group *group); | |
597 | u8 p2p_group_presence_req(struct p2p_group *group, | |
598 | const u8 *client_interface_addr, | |
599 | const u8 *noa, size_t noa_len); | |
6f251b6b JM |
600 | int p2p_group_is_group_id_match(struct p2p_group *group, const u8 *group_id, |
601 | size_t group_id_len); | |
9675ce35 | 602 | void p2p_group_update_ies(struct p2p_group *group); |
3342c263 | 603 | void p2p_group_force_beacon_update_ies(struct p2p_group *group); |
9675ce35 | 604 | struct wpabuf * p2p_group_get_wfd_ie(struct p2p_group *g); |
b22128ef JM |
605 | |
606 | ||
607 | void p2p_buf_add_action_hdr(struct wpabuf *buf, u8 subtype, u8 dialog_token); | |
608 | void p2p_buf_add_public_action_hdr(struct wpabuf *buf, u8 subtype, | |
609 | u8 dialog_token); | |
610 | u8 * p2p_buf_add_ie_hdr(struct wpabuf *buf); | |
611 | void p2p_buf_add_status(struct wpabuf *buf, u8 status); | |
612 | void p2p_buf_add_device_info(struct wpabuf *buf, struct p2p_data *p2p, | |
613 | struct p2p_device *peer); | |
614 | void p2p_buf_add_device_id(struct wpabuf *buf, const u8 *dev_addr); | |
615 | void p2p_buf_update_ie_hdr(struct wpabuf *buf, u8 *len); | |
616 | void p2p_buf_add_capability(struct wpabuf *buf, u8 dev_capab, u8 group_capab); | |
617 | void p2p_buf_add_go_intent(struct wpabuf *buf, u8 go_intent); | |
618 | void p2p_buf_add_listen_channel(struct wpabuf *buf, const char *country, | |
619 | u8 reg_class, u8 channel); | |
620 | void p2p_buf_add_operating_channel(struct wpabuf *buf, const char *country, | |
621 | u8 reg_class, u8 channel); | |
622 | void p2p_buf_add_channel_list(struct wpabuf *buf, const char *country, | |
623 | struct p2p_channels *chan); | |
624 | void p2p_buf_add_config_timeout(struct wpabuf *buf, u8 go_timeout, | |
625 | u8 client_timeout); | |
626 | void p2p_buf_add_intended_addr(struct wpabuf *buf, const u8 *interface_addr); | |
627 | void p2p_buf_add_group_bssid(struct wpabuf *buf, const u8 *bssid); | |
628 | void p2p_buf_add_group_id(struct wpabuf *buf, const u8 *dev_addr, | |
629 | const u8 *ssid, size_t ssid_len); | |
630 | void p2p_buf_add_invitation_flags(struct wpabuf *buf, u8 flags); | |
631 | void p2p_buf_add_noa(struct wpabuf *buf, u8 noa_index, u8 opp_ps, u8 ctwindow, | |
632 | struct p2p_noa_desc *desc1, struct p2p_noa_desc *desc2); | |
633 | void p2p_buf_add_ext_listen_timing(struct wpabuf *buf, u16 period, | |
634 | u16 interval); | |
635 | void p2p_buf_add_p2p_interface(struct wpabuf *buf, struct p2p_data *p2p); | |
33183761 JM |
636 | int p2p_build_wps_ie(struct p2p_data *p2p, struct wpabuf *buf, int pw_id, |
637 | int all_attr); | |
b22128ef JM |
638 | |
639 | /* p2p_sd.c */ | |
640 | struct p2p_sd_query * p2p_pending_sd_req(struct p2p_data *p2p, | |
641 | struct p2p_device *dev); | |
642 | void p2p_free_sd_queries(struct p2p_data *p2p); | |
643 | void p2p_rx_gas_initial_req(struct p2p_data *p2p, const u8 *sa, | |
644 | const u8 *data, size_t len, int rx_freq); | |
645 | void p2p_rx_gas_initial_resp(struct p2p_data *p2p, const u8 *sa, | |
18708aad JM |
646 | const u8 *data, size_t len, int rx_freq); |
647 | void p2p_rx_gas_comeback_req(struct p2p_data *p2p, const u8 *sa, | |
648 | const u8 *data, size_t len, int rx_freq); | |
649 | void p2p_rx_gas_comeback_resp(struct p2p_data *p2p, const u8 *sa, | |
650 | const u8 *data, size_t len, int rx_freq); | |
b22128ef JM |
651 | int p2p_start_sd(struct p2p_data *p2p, struct p2p_device *dev); |
652 | ||
653 | /* p2p_go_neg.c */ | |
654 | int p2p_peer_channels_check(struct p2p_data *p2p, struct p2p_channels *own, | |
655 | struct p2p_device *dev, | |
656 | const u8 *channel_list, size_t channel_list_len); | |
657 | void p2p_process_go_neg_req(struct p2p_data *p2p, const u8 *sa, | |
658 | const u8 *data, size_t len, int rx_freq); | |
659 | void p2p_process_go_neg_resp(struct p2p_data *p2p, const u8 *sa, | |
660 | const u8 *data, size_t len, int rx_freq); | |
661 | void p2p_process_go_neg_conf(struct p2p_data *p2p, const u8 *sa, | |
662 | const u8 *data, size_t len); | |
663 | int p2p_connect_send(struct p2p_data *p2p, struct p2p_device *dev); | |
360182ed | 664 | u16 p2p_wps_method_pw_id(enum p2p_wps_method wps_method); |
2cd07584 JM |
665 | void p2p_reselect_channel(struct p2p_data *p2p, |
666 | struct p2p_channels *intersection); | |
b22128ef JM |
667 | |
668 | /* p2p_pd.c */ | |
669 | void p2p_process_prov_disc_req(struct p2p_data *p2p, const u8 *sa, | |
670 | const u8 *data, size_t len, int rx_freq); | |
671 | void p2p_process_prov_disc_resp(struct p2p_data *p2p, const u8 *sa, | |
672 | const u8 *data, size_t len); | |
673 | int p2p_send_prov_disc_req(struct p2p_data *p2p, struct p2p_device *dev, | |
1ef2f7ff | 674 | int join, int force_freq); |
6b56cc2d | 675 | void p2p_reset_pending_pd(struct p2p_data *p2p); |
b22128ef JM |
676 | |
677 | /* p2p_invitation.c */ | |
678 | void p2p_process_invitation_req(struct p2p_data *p2p, const u8 *sa, | |
679 | const u8 *data, size_t len, int rx_freq); | |
680 | void p2p_process_invitation_resp(struct p2p_data *p2p, const u8 *sa, | |
681 | const u8 *data, size_t len); | |
682 | int p2p_invite_send(struct p2p_data *p2p, struct p2p_device *dev, | |
683 | const u8 *go_dev_addr); | |
684 | void p2p_invitation_req_cb(struct p2p_data *p2p, int success); | |
685 | void p2p_invitation_resp_cb(struct p2p_data *p2p, int success); | |
686 | ||
687 | /* p2p_dev_disc.c */ | |
688 | void p2p_process_dev_disc_req(struct p2p_data *p2p, const u8 *sa, | |
689 | const u8 *data, size_t len, int rx_freq); | |
690 | void p2p_dev_disc_req_cb(struct p2p_data *p2p, int success); | |
691 | int p2p_send_dev_disc_req(struct p2p_data *p2p, struct p2p_device *dev); | |
692 | void p2p_dev_disc_resp_cb(struct p2p_data *p2p, int success); | |
693 | void p2p_process_dev_disc_resp(struct p2p_data *p2p, const u8 *sa, | |
694 | const u8 *data, size_t len); | |
695 | void p2p_go_disc_req_cb(struct p2p_data *p2p, int success); | |
696 | void p2p_process_go_disc_req(struct p2p_data *p2p, const u8 *da, const u8 *sa, | |
697 | const u8 *data, size_t len, int rx_freq); | |
698 | ||
699 | /* p2p.c */ | |
700 | void p2p_set_state(struct p2p_data *p2p, int new_state); | |
701 | void p2p_set_timeout(struct p2p_data *p2p, unsigned int sec, | |
702 | unsigned int usec); | |
703 | void p2p_clear_timeout(struct p2p_data *p2p); | |
704 | void p2p_continue_find(struct p2p_data *p2p); | |
705 | struct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, | |
706 | const u8 *addr, | |
707 | struct p2p_message *msg); | |
708 | void p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, | |
709 | struct p2p_device *dev, struct p2p_message *msg); | |
3dfd0484 | 710 | int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, |
acb69cec | 711 | struct os_reltime *rx_time, int level, const u8 *ies, |
3dfd0484 | 712 | size_t ies_len, int scan_res); |
b22128ef JM |
713 | struct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr); |
714 | struct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, | |
715 | const u8 *addr); | |
716 | void p2p_go_neg_failed(struct p2p_data *p2p, struct p2p_device *peer, | |
717 | int status); | |
718 | void p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer); | |
719 | int p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps); | |
720 | int dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], | |
721 | size_t num_req_dev_type); | |
722 | struct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p); | |
723 | void p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len); | |
3f9285ff JM |
724 | int p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, |
725 | const u8 *src, const u8 *bssid, const u8 *buf, | |
726 | size_t len, unsigned int wait_time); | |
1a9c618d | 727 | void p2p_stop_listen_for_freq(struct p2p_data *p2p, int freq); |
79879f4a | 728 | int p2p_prepare_channel(struct p2p_data *p2p, struct p2p_device *dev, |
51e9f228 JM |
729 | unsigned int force_freq, unsigned int pref_freq, |
730 | int go); | |
ed496f13 JM |
731 | void p2p_dbg(struct p2p_data *p2p, const char *fmt, ...) |
732 | PRINTF_FORMAT(2, 3); | |
733 | void p2p_info(struct p2p_data *p2p, const char *fmt, ...) | |
734 | PRINTF_FORMAT(2, 3); | |
735 | void p2p_err(struct p2p_data *p2p, const char *fmt, ...) | |
736 | PRINTF_FORMAT(2, 3); | |
b22128ef JM |
737 | |
738 | #endif /* P2P_I_H */ |