1 /*
2  * wpa_supplicant - P2P
3  * Copyright (c) 2009-2010, Atheros Communications
4  *
5  * This software may be distributed under the terms of the BSD license.
6  * See README for more details.
7  */
8 
9 #ifndef P2P_SUPPLICANT_H
10 #define P2P_SUPPLICANT_H
11 
12 enum p2p_wps_method;
13 struct p2p_go_neg_results;
14 enum p2p_send_action_result;
15 struct p2p_peer_info;
16 struct p2p_channels;
17 struct wps_event_fail;
18 struct p2ps_provision;
19 
20 enum wpas_p2p_channel_update_trig {
21 	WPAS_P2P_CHANNEL_UPDATE_ANY,
22 	WPAS_P2P_CHANNEL_UPDATE_DRIVER,
23 	WPAS_P2P_CHANNEL_UPDATE_STATE_CHANGE,
24 	WPAS_P2P_CHANNEL_UPDATE_AVOID,
25 	WPAS_P2P_CHANNEL_UPDATE_DISALLOW,
26 	WPAS_P2P_CHANNEL_UPDATE_CS,
27 };
28 
29 int wpas_p2p_add_p2pdev_interface(struct wpa_supplicant *wpa_s,
30 				  const char *conf_p2p_dev);
31 struct wpa_supplicant * wpas_get_p2p_go_iface(struct wpa_supplicant *wpa_s,
32 					      const u8 *ssid, size_t ssid_len);
33 struct wpa_supplicant * wpas_get_p2p_client_iface(struct wpa_supplicant *wpa_s,
34 						  const u8 *peer_dev_addr);
35 int wpas_p2p_connect(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
36 		     const char *pin, enum p2p_wps_method wps_method,
37 		     int persistent_group, int auto_join, int join,
38 		     int auth, int go_intent, int freq, int persistent_id,
39 		     int pd, int ht40, int vht);
40 int wpas_p2p_handle_frequency_conflicts(struct wpa_supplicant *wpa_s,
41                                           int freq, struct wpa_ssid *ssid);
42 int wpas_p2p_group_add(struct wpa_supplicant *wpa_s, int persistent_group,
43 		       int freq, int ht40, int vht);
44 int wpas_p2p_group_add_persistent(struct wpa_supplicant *wpa_s,
45 				  struct wpa_ssid *ssid, int addr_allocated,
46 				  int force_freq, int neg_freq, int ht40,
47 				  int vht, const struct p2p_channels *channels,
48 				  int connection_timeout, int force_scan);
49 struct p2p_group * wpas_p2p_group_init(struct wpa_supplicant *wpa_s,
50 				       struct wpa_ssid *ssid);
51 enum wpas_p2p_prov_disc_use {
52 	WPAS_P2P_PD_FOR_GO_NEG,
53 	WPAS_P2P_PD_FOR_JOIN,
54 	WPAS_P2P_PD_AUTO,
55 	WPAS_P2P_PD_FOR_ASP
56 };
57 int wpas_p2p_prov_disc(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
58 		       const char *config_method,
59 		       enum wpas_p2p_prov_disc_use use,
60 		       struct p2ps_provision *p2ps_prov);
61 void wpas_send_action_tx_status(struct wpa_supplicant *wpa_s, const u8 *dst,
62 				const u8 *data, size_t data_len,
63 				enum p2p_send_action_result result);
64 int wpas_p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf,
65 			      char *end);
66 enum p2p_discovery_type;
67 int wpas_p2p_find(struct wpa_supplicant *wpa_s, unsigned int timeout,
68 		  enum p2p_discovery_type type,
69 		  unsigned int num_req_dev_types, const u8 *req_dev_types,
70 		  const u8 *dev_id, unsigned int search_delay,
71 		  u8 seek_cnt, const char **seek_string, int freq);
72 void wpas_p2p_stop_find(struct wpa_supplicant *wpa_s);
73 int wpas_p2p_listen(struct wpa_supplicant *wpa_s, unsigned int timeout);
74 int wpas_p2p_listen_start(struct wpa_supplicant *wpa_s, unsigned int timeout);
75 int wpas_p2p_assoc_req_ie(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
76 			  u8 *buf, size_t len, int p2p_group);
77 void wpas_p2p_scan_ie(struct wpa_supplicant *wpa_s, struct wpabuf *ies);
78 u64 wpas_p2p_sd_request(struct wpa_supplicant *wpa_s, const u8 *dst,
79 			const struct wpabuf *tlvs);
80 u64 wpas_p2p_sd_request_asp(struct wpa_supplicant *wpa_s, const u8 *dst, u8 id,
81 			    const char *svc_str, const char *info_substr);
82 u64 wpas_p2p_sd_request_upnp(struct wpa_supplicant *wpa_s, const u8 *dst,
83 			     u8 version, const char *query);
84 u64 wpas_p2p_sd_request_wifi_display(struct wpa_supplicant *wpa_s,
85 				     const u8 *dst, const char *role);
86 int wpas_p2p_sd_cancel_request(struct wpa_supplicant *wpa_s, u64 req);
87 void wpas_p2p_sd_response(struct wpa_supplicant *wpa_s, int freq,
88 			  const u8 *dst, u8 dialog_token,
89 			  const struct wpabuf *resp_tlvs);
90 void wpas_p2p_sd_service_update(struct wpa_supplicant *wpa_s);
91 void wpas_p2p_service_flush(struct wpa_supplicant *wpa_s);
92 int wpas_p2p_service_add_bonjour(struct wpa_supplicant *wpa_s,
93 				 struct wpabuf *query, struct wpabuf *resp);
94 int wpas_p2p_service_del_bonjour(struct wpa_supplicant *wpa_s,
95 				 const struct wpabuf *query);
96 int wpas_p2p_service_add_upnp(struct wpa_supplicant *wpa_s, u8 version,
97 			      const char *service);
98 int wpas_p2p_service_del_upnp(struct wpa_supplicant *wpa_s, u8 version,
99 			      const char *service);
100 int wpas_p2p_service_add_asp(struct wpa_supplicant *wpa_s, int auto_accept,
101 			     u32 adv_id, const char *adv_str, u8 svc_state,
102 			     u16 config_methods, const char *svc_info,
103 			     const u8 *cpt_priority);
104 int wpas_p2p_service_del_asp(struct wpa_supplicant *wpa_s, u32 adv_id);
105 void wpas_p2p_service_flush_asp(struct wpa_supplicant *wpa_s);
106 int wpas_p2p_service_p2ps_id_exists(struct wpa_supplicant *wpa_s, u32 adv_id);
107 void wpas_sd_request(void *ctx, int freq, const u8 *sa, u8 dialog_token,
108 		     u16 update_indic, const u8 *tlvs, size_t tlvs_len);
109 void wpas_sd_response(void *ctx, const u8 *sa, u16 update_indic,
110 		      const u8 *tlvs, size_t tlvs_len);
111 int wpas_p2p_reject(struct wpa_supplicant *wpa_s, const u8 *addr);
112 int wpas_p2p_invite(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
113 		    struct wpa_ssid *ssid, const u8 *go_dev_addr, int freq,
114 		    int ht40, int vht, int pref_freq);
115 int wpas_p2p_invite_group(struct wpa_supplicant *wpa_s, const char *ifname,
116 			  const u8 *peer_addr, const u8 *go_dev_addr);
117 int wpas_p2p_presence_req(struct wpa_supplicant *wpa_s, u32 duration1,
118 			  u32 interval1, u32 duration2, u32 interval2);
119 int wpas_p2p_ext_listen(struct wpa_supplicant *wpa_s, unsigned int period,
120 			unsigned int interval);
121 int wpas_p2p_deauth_notif(struct wpa_supplicant *wpa_s, const u8 *bssid,
122 			  u16 reason_code, const u8 *ie, size_t ie_len,
123 			  int locally_generated);
124 void wpas_p2p_disassoc_notif(struct wpa_supplicant *wpa_s, const u8 *bssid,
125 			     u16 reason_code, const u8 *ie, size_t ie_len,
126 			     int locally_generated);
127 int wpas_p2p_set_noa(struct wpa_supplicant *wpa_s, u8 count, int start,
128 		     int duration);
129 int wpas_p2p_set_cross_connect(struct wpa_supplicant *wpa_s, int enabled);
130 int wpas_p2p_cancel(struct wpa_supplicant *wpa_s);
131 int wpas_p2p_unauthorize(struct wpa_supplicant *wpa_s, const char *addr);
132 int wpas_p2p_disconnect(struct wpa_supplicant *wpa_s);
133 struct wpa_ssid * wpas_p2p_get_persistent(struct wpa_supplicant *wpa_s,
134 					  const u8 *addr, const u8 *ssid,
135 					  size_t ssid_len);
136 void wpas_p2p_notify_ap_sta_authorized(struct wpa_supplicant *wpa_s,
137 				       const u8 *addr);
138 int wpas_p2p_scan_no_go_seen(struct wpa_supplicant *wpa_s);
139 int wpas_p2p_get_ht40_mode(struct wpa_supplicant *wpa_s,
140 			   struct hostapd_hw_modes *mode, u8 channel);
141 int wpas_p2p_get_vht80_center(struct wpa_supplicant *wpa_s,
142 			      struct hostapd_hw_modes *mode, u8 channel);
143 unsigned int wpas_p2p_search_delay(struct wpa_supplicant *wpa_s);
144 void wpas_p2p_new_psk_cb(struct wpa_supplicant *wpa_s, const u8 *mac_addr,
145 			 const u8 *p2p_dev_addr,
146 			 const u8 *psk, size_t psk_len);
147 void wpas_p2p_remove_client(struct wpa_supplicant *wpa_s, const u8 *peer,
148 			    int iface_addr);
149 struct wpabuf * wpas_p2p_nfc_handover_req(struct wpa_supplicant *wpa_s,
150 					  int ndef);
151 struct wpabuf * wpas_p2p_nfc_handover_sel(struct wpa_supplicant *wpa_s,
152 					  int ndef, int tag);
153 int wpas_p2p_nfc_tag_process(struct wpa_supplicant *wpa_s,
154 			     const struct wpabuf *data, int forced_freq);
155 int wpas_p2p_nfc_report_handover(struct wpa_supplicant *wpa_s, int init,
156 				 const struct wpabuf *req,
157 				 const struct wpabuf *sel, int forced_freq);
158 int wpas_p2p_nfc_tag_enabled(struct wpa_supplicant *wpa_s, int enabled);
159 void wpas_p2p_pbc_overlap_cb(void *eloop_ctx, void *timeout_ctx);
160 
161 #ifdef CONFIG_P2P
162 
163 int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s);
164 void wpas_p2p_deinit(struct wpa_supplicant *wpa_s);
165 void wpas_p2p_completed(struct wpa_supplicant *wpa_s);
166 void wpas_p2p_update_config(struct wpa_supplicant *wpa_s);
167 int wpas_p2p_probe_req_rx(struct wpa_supplicant *wpa_s, const u8 *addr,
168 			  const u8 *dst, const u8 *bssid,
169 			  const u8 *ie, size_t ie_len,
170 			  unsigned int rx_freq, int ssi_signal);
171 void wpas_p2p_wps_success(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
172 			  int registrar);
173 
174 void wpas_p2p_update_channel_list(struct wpa_supplicant *wpa_s,
175 				  enum wpas_p2p_channel_update_trig trig);
176 
177 void wpas_p2p_update_best_channels(struct wpa_supplicant *wpa_s,
178 				   int freq_24, int freq_5, int freq_overall);
179 void wpas_p2p_rx_action(struct wpa_supplicant *wpa_s, const u8 *da,
180 			const u8 *sa, const u8 *bssid,
181 			u8 category, const u8 *data, size_t len, int freq);
182 void wpas_p2p_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
183 				   unsigned int freq, unsigned int duration);
184 void wpas_p2p_cancel_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
185 					  unsigned int freq);
186 void wpas_p2p_interface_unavailable(struct wpa_supplicant *wpa_s);
187 void wpas_p2p_notif_connected(struct wpa_supplicant *wpa_s);
188 void wpas_p2p_notif_disconnected(struct wpa_supplicant *wpa_s);
189 int wpas_p2p_notif_pbc_overlap(struct wpa_supplicant *wpa_s);
190 int wpas_p2p_4way_hs_failed(struct wpa_supplicant *wpa_s);
191 void wpas_p2p_ap_setup_failed(struct wpa_supplicant *wpa_s);
192 void wpas_p2p_indicate_state_change(struct wpa_supplicant *wpa_s);
193 void wpas_p2p_deinit_iface(struct wpa_supplicant *wpa_s);
194 void wpas_p2p_ap_deinit(struct wpa_supplicant *wpa_s);
195 void wpas_p2p_network_removed(struct wpa_supplicant *wpa_s,
196 			      struct wpa_ssid *ssid);
197 int wpas_p2p_in_progress(struct wpa_supplicant *wpa_s);
198 int wpas_p2p_wps_eapol_cb(struct wpa_supplicant *wpa_s);
199 void wpas_p2p_wps_failed(struct wpa_supplicant *wpa_s,
200 			 struct wps_event_fail *fail);
201 int wpas_p2p_group_remove(struct wpa_supplicant *wpa_s, const char *ifname);
202 
203 #else /* CONFIG_P2P */
204 
205 static inline int
206 wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
207 {
208 	return 0;
209 }
210 
211 static inline void wpas_p2p_deinit(struct wpa_supplicant *wpa_s)
212 {
213 }
214 
215 static inline void wpas_p2p_completed(struct wpa_supplicant *wpa_s)
216 {
217 }
218 
219 static inline void wpas_p2p_update_config(struct wpa_supplicant *wpa_s)
220 {
221 }
222 
223 static inline int wpas_p2p_probe_req_rx(struct wpa_supplicant *wpa_s,
224 					const u8 *addr,
225 					const u8 *dst, const u8 *bssid,
226 					const u8 *ie, size_t ie_len,
227 					unsigned int rx_freq, int ssi_signal)
228 {
229 	return 0;
230 }
231 
232 static inline void wpas_p2p_wps_success(struct wpa_supplicant *wpa_s,
233 					const u8 *peer_addr, int registrar)
234 {
235 }
236 
237 static inline void
238 wpas_p2p_update_channel_list(struct wpa_supplicant *wpa_s,
239 			     enum wpas_p2p_channel_update_trig trig)
240 {
241 }
242 
243 static inline void wpas_p2p_update_best_channels(struct wpa_supplicant *wpa_s,
244 						 int freq_24, int freq_5,
245 						 int freq_overall)
246 {
247 }
248 
249 static inline void wpas_p2p_rx_action(struct wpa_supplicant *wpa_s,
250 				      const u8 *da,
251 				      const u8 *sa, const u8 *bssid,
252 				      u8 category, const u8 *data, size_t len,
253 				      int freq)
254 {
255 }
256 
257 static inline void wpas_p2p_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
258 						 unsigned int freq,
259 						 unsigned int duration)
260 {
261 }
262 
263 static inline void
264 wpas_p2p_cancel_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
265 				     unsigned int freq)
266 {
267 }
268 
269 static inline void wpas_p2p_interface_unavailable(struct wpa_supplicant *wpa_s)
270 {
271 }
272 
273 static inline void wpas_p2p_notif_connected(struct wpa_supplicant *wpa_s)
274 {
275 }
276 
277 static inline void wpas_p2p_notif_disconnected(struct wpa_supplicant *wpa_s)
278 {
279 }
280 
281 static inline int wpas_p2p_notif_pbc_overlap(struct wpa_supplicant *wpa_s)
282 {
283 	return 0;
284 }
285 
286 static inline int wpas_p2p_4way_hs_failed(struct wpa_supplicant *wpa_s)
287 {
288 	return 0;
289 }
290 
291 static inline void wpas_p2p_ap_setup_failed(struct wpa_supplicant *wpa_s)
292 {
293 }
294 
295 static inline void wpas_p2p_indicate_state_change(struct wpa_supplicant *wpa_s)
296 {
297 }
298 
299 static inline void wpas_p2p_deinit_iface(struct wpa_supplicant *wpa_s)
300 {
301 }
302 
303 static inline void wpas_p2p_ap_deinit(struct wpa_supplicant *wpa_s)
304 {
305 }
306 
307 static inline void wpas_p2p_network_removed(struct wpa_supplicant *wpa_s,
308 					    struct wpa_ssid *ssid)
309 {
310 }
311 
312 static inline int wpas_p2p_in_progress(struct wpa_supplicant *wpa_s)
313 {
314 	return 0;
315 }
316 
317 static inline int wpas_p2p_wps_eapol_cb(struct wpa_supplicant *wpa_s)
318 {
319 	return 0;
320 }
321 
322 static inline void wpas_p2p_wps_failed(struct wpa_supplicant *wpa_s,
323 				       struct wps_event_fail *fail)
324 {
325 }
326 
327 static inline int wpas_p2p_group_remove(struct wpa_supplicant *wpa_s,
328 					const char *ifname)
329 {
330 	return 0;
331 }
332 
333 #endif /* CONFIG_P2P */
334 
335 #endif /* P2P_SUPPLICANT_H */
336