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      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 
     19 int wpas_p2p_add_p2pdev_interface(struct wpa_supplicant *wpa_s,
     20 				  const char *conf_p2p_dev);
     21 struct wpa_supplicant * wpas_get_p2p_go_iface(struct wpa_supplicant *wpa_s,
     22 					      const u8 *ssid, size_t ssid_len);
     23 struct wpa_supplicant * wpas_get_p2p_client_iface(struct wpa_supplicant *wpa_s,
     24 						  const u8 *peer_dev_addr);
     25 int wpas_p2p_connect(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
     26 		     const char *pin, enum p2p_wps_method wps_method,
     27 		     int persistent_group, int auto_join, int join,
     28 		     int auth, int go_intent, int freq, int persistent_id,
     29 		     int pd, int ht40, int vht);
     30 int wpas_p2p_handle_frequency_conflicts(struct wpa_supplicant *wpa_s,
     31                                           int freq, struct wpa_ssid *ssid);
     32 int wpas_p2p_group_remove(struct wpa_supplicant *wpa_s, const char *ifname);
     33 int wpas_p2p_group_add(struct wpa_supplicant *wpa_s, int persistent_group,
     34 		       int freq, int ht40, int vht);
     35 int wpas_p2p_group_add_persistent(struct wpa_supplicant *wpa_s,
     36 				  struct wpa_ssid *ssid, int addr_allocated,
     37 				  int force_freq, int neg_freq, int ht40,
     38 				  int vht, const struct p2p_channels *channels,
     39 				  int connection_timeout);
     40 struct p2p_group * wpas_p2p_group_init(struct wpa_supplicant *wpa_s,
     41 				       struct wpa_ssid *ssid);
     42 enum wpas_p2p_prov_disc_use {
     43 	WPAS_P2P_PD_FOR_GO_NEG,
     44 	WPAS_P2P_PD_FOR_JOIN,
     45 	WPAS_P2P_PD_AUTO
     46 };
     47 int wpas_p2p_prov_disc(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
     48 		       const char *config_method,
     49 		       enum wpas_p2p_prov_disc_use use);
     50 void wpas_send_action_tx_status(struct wpa_supplicant *wpa_s, const u8 *dst,
     51 				const u8 *data, size_t data_len,
     52 				enum p2p_send_action_result result);
     53 int wpas_p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf,
     54 			      char *end);
     55 enum p2p_discovery_type;
     56 int wpas_p2p_find(struct wpa_supplicant *wpa_s, unsigned int timeout,
     57 		  enum p2p_discovery_type type,
     58 		  unsigned int num_req_dev_types, const u8 *req_dev_types,
     59 		  const u8 *dev_id, unsigned int search_delay);
     60 void wpas_p2p_stop_find(struct wpa_supplicant *wpa_s);
     61 int wpas_p2p_listen(struct wpa_supplicant *wpa_s, unsigned int timeout);
     62 int wpas_p2p_listen_start(struct wpa_supplicant *wpa_s, unsigned int timeout);
     63 int wpas_p2p_assoc_req_ie(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
     64 			  u8 *buf, size_t len, int p2p_group);
     65 void wpas_p2p_scan_ie(struct wpa_supplicant *wpa_s, struct wpabuf *ies);
     66 void wpas_p2p_group_formation_failed(struct wpa_supplicant *wpa_s);
     67 u64 wpas_p2p_sd_request(struct wpa_supplicant *wpa_s, const u8 *dst,
     68 			const struct wpabuf *tlvs);
     69 u64 wpas_p2p_sd_request_upnp(struct wpa_supplicant *wpa_s, const u8 *dst,
     70 			     u8 version, const char *query);
     71 u64 wpas_p2p_sd_request_wifi_display(struct wpa_supplicant *wpa_s,
     72 				     const u8 *dst, const char *role);
     73 int wpas_p2p_sd_cancel_request(struct wpa_supplicant *wpa_s, u64 req);
     74 void wpas_p2p_sd_response(struct wpa_supplicant *wpa_s, int freq,
     75 			  const u8 *dst, u8 dialog_token,
     76 			  const struct wpabuf *resp_tlvs);
     77 void wpas_p2p_sd_service_update(struct wpa_supplicant *wpa_s);
     78 void wpas_p2p_service_flush(struct wpa_supplicant *wpa_s);
     79 int wpas_p2p_service_add_bonjour(struct wpa_supplicant *wpa_s,
     80 				 struct wpabuf *query, struct wpabuf *resp);
     81 int wpas_p2p_service_del_bonjour(struct wpa_supplicant *wpa_s,
     82 				 const struct wpabuf *query);
     83 int wpas_p2p_service_add_upnp(struct wpa_supplicant *wpa_s, u8 version,
     84 			      const char *service);
     85 int wpas_p2p_service_del_upnp(struct wpa_supplicant *wpa_s, u8 version,
     86 			      const char *service);
     87 int wpas_p2p_reject(struct wpa_supplicant *wpa_s, const u8 *addr);
     88 int wpas_p2p_invite(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
     89 		    struct wpa_ssid *ssid, const u8 *go_dev_addr, int freq,
     90 		    int ht40, int vht, int pref_freq);
     91 int wpas_p2p_invite_group(struct wpa_supplicant *wpa_s, const char *ifname,
     92 			  const u8 *peer_addr, const u8 *go_dev_addr);
     93 int wpas_p2p_presence_req(struct wpa_supplicant *wpa_s, u32 duration1,
     94 			  u32 interval1, u32 duration2, u32 interval2);
     95 int wpas_p2p_ext_listen(struct wpa_supplicant *wpa_s, unsigned int period,
     96 			unsigned int interval);
     97 int wpas_p2p_deauth_notif(struct wpa_supplicant *wpa_s, const u8 *bssid,
     98 			  u16 reason_code, const u8 *ie, size_t ie_len,
     99 			  int locally_generated);
    100 void wpas_p2p_disassoc_notif(struct wpa_supplicant *wpa_s, const u8 *bssid,
    101 			     u16 reason_code, const u8 *ie, size_t ie_len,
    102 			     int locally_generated);
    103 int wpas_p2p_set_noa(struct wpa_supplicant *wpa_s, u8 count, int start,
    104 		     int duration);
    105 int wpas_p2p_set_cross_connect(struct wpa_supplicant *wpa_s, int enabled);
    106 int wpas_p2p_cancel(struct wpa_supplicant *wpa_s);
    107 int wpas_p2p_unauthorize(struct wpa_supplicant *wpa_s, const char *addr);
    108 int wpas_p2p_disconnect(struct wpa_supplicant *wpa_s);
    109 struct wpa_ssid * wpas_p2p_get_persistent(struct wpa_supplicant *wpa_s,
    110 					  const u8 *addr, const u8 *ssid,
    111 					  size_t ssid_len);
    112 void wpas_p2p_notify_ap_sta_authorized(struct wpa_supplicant *wpa_s,
    113 				       const u8 *addr);
    114 int wpas_p2p_scan_no_go_seen(struct wpa_supplicant *wpa_s);
    115 int wpas_p2p_get_ht40_mode(struct wpa_supplicant *wpa_s,
    116 			   struct hostapd_hw_modes *mode, u8 channel);
    117 int wpas_p2p_get_vht80_center(struct wpa_supplicant *wpa_s,
    118 			      struct hostapd_hw_modes *mode, u8 channel);
    119 unsigned int wpas_p2p_search_delay(struct wpa_supplicant *wpa_s);
    120 void wpas_p2p_new_psk_cb(struct wpa_supplicant *wpa_s, const u8 *mac_addr,
    121 			 const u8 *p2p_dev_addr,
    122 			 const u8 *psk, size_t psk_len);
    123 void wpas_p2p_remove_client(struct wpa_supplicant *wpa_s, const u8 *peer,
    124 			    int iface_addr);
    125 struct wpabuf * wpas_p2p_nfc_handover_req(struct wpa_supplicant *wpa_s,
    126 					  int ndef);
    127 struct wpabuf * wpas_p2p_nfc_handover_sel(struct wpa_supplicant *wpa_s,
    128 					  int ndef, int tag);
    129 int wpas_p2p_nfc_tag_process(struct wpa_supplicant *wpa_s,
    130 			     const struct wpabuf *data, int forced_freq);
    131 int wpas_p2p_nfc_report_handover(struct wpa_supplicant *wpa_s, int init,
    132 				 const struct wpabuf *req,
    133 				 const struct wpabuf *sel, int forced_freq);
    134 int wpas_p2p_nfc_tag_enabled(struct wpa_supplicant *wpa_s, int enabled);
    135 void wpas_p2p_pbc_overlap_cb(void *eloop_ctx, void *timeout_ctx);
    136 
    137 #ifdef CONFIG_P2P
    138 
    139 int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s);
    140 void wpas_p2p_deinit(struct wpa_supplicant *wpa_s);
    141 void wpas_p2p_completed(struct wpa_supplicant *wpa_s);
    142 void wpas_p2p_update_config(struct wpa_supplicant *wpa_s);
    143 int wpas_p2p_probe_req_rx(struct wpa_supplicant *wpa_s, const u8 *addr,
    144 			  const u8 *dst, const u8 *bssid,
    145 			  const u8 *ie, size_t ie_len,
    146 			  int ssi_signal);
    147 void wpas_p2p_wps_success(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
    148 			  int registrar);
    149 void wpas_p2p_update_channel_list(struct wpa_supplicant *wpa_s);
    150 void wpas_p2p_update_best_channels(struct wpa_supplicant *wpa_s,
    151 				   int freq_24, int freq_5, int freq_overall);
    152 void wpas_p2p_rx_action(struct wpa_supplicant *wpa_s, const u8 *da,
    153 			const u8 *sa, const u8 *bssid,
    154 			u8 category, const u8 *data, size_t len, int freq);
    155 void wpas_p2p_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    156 				   unsigned int freq, unsigned int duration);
    157 void wpas_p2p_cancel_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    158 					  unsigned int freq);
    159 void wpas_p2p_interface_unavailable(struct wpa_supplicant *wpa_s);
    160 void wpas_p2p_notif_connected(struct wpa_supplicant *wpa_s);
    161 void wpas_p2p_notif_disconnected(struct wpa_supplicant *wpa_s);
    162 int wpas_p2p_notif_pbc_overlap(struct wpa_supplicant *wpa_s);
    163 int wpas_p2p_4way_hs_failed(struct wpa_supplicant *wpa_s);
    164 void wpas_p2p_ap_setup_failed(struct wpa_supplicant *wpa_s);
    165 void wpas_p2p_indicate_state_change(struct wpa_supplicant *wpa_s);
    166 void wpas_p2p_deinit_iface(struct wpa_supplicant *wpa_s);
    167 void wpas_p2p_ap_deinit(struct wpa_supplicant *wpa_s);
    168 void wpas_p2p_network_removed(struct wpa_supplicant *wpa_s,
    169 			      struct wpa_ssid *ssid);
    170 int wpas_p2p_in_progress(struct wpa_supplicant *wpa_s);
    171 int wpas_p2p_wps_eapol_cb(struct wpa_supplicant *wpa_s);
    172 void wpas_p2p_wps_failed(struct wpa_supplicant *wpa_s,
    173 			 struct wps_event_fail *fail);
    174 
    175 #else /* CONFIG_P2P */
    176 
    177 static inline int
    178 wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
    179 {
    180 	return 0;
    181 }
    182 
    183 static inline void wpas_p2p_deinit(struct wpa_supplicant *wpa_s)
    184 {
    185 }
    186 
    187 static inline void wpas_p2p_completed(struct wpa_supplicant *wpa_s)
    188 {
    189 }
    190 
    191 static inline void wpas_p2p_update_config(struct wpa_supplicant *wpa_s)
    192 {
    193 }
    194 
    195 static inline int wpas_p2p_probe_req_rx(struct wpa_supplicant *wpa_s,
    196 					const u8 *addr,
    197 					const u8 *dst, const u8 *bssid,
    198 					const u8 *ie, size_t ie_len,
    199 					int ssi_signal)
    200 {
    201 	return 0;
    202 }
    203 
    204 static inline void wpas_p2p_wps_success(struct wpa_supplicant *wpa_s,
    205 					const u8 *peer_addr, int registrar)
    206 {
    207 }
    208 
    209 static inline void wpas_p2p_update_channel_list(struct wpa_supplicant *wpa_s)
    210 {
    211 }
    212 
    213 static inline void wpas_p2p_update_best_channels(struct wpa_supplicant *wpa_s,
    214 						 int freq_24, int freq_5,
    215 						 int freq_overall)
    216 {
    217 }
    218 
    219 static inline void wpas_p2p_rx_action(struct wpa_supplicant *wpa_s,
    220 				      const u8 *da,
    221 				      const u8 *sa, const u8 *bssid,
    222 				      u8 category, const u8 *data, size_t len,
    223 				      int freq)
    224 {
    225 }
    226 
    227 static inline void wpas_p2p_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    228 						 unsigned int freq,
    229 						 unsigned int duration)
    230 {
    231 }
    232 
    233 static inline void
    234 wpas_p2p_cancel_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    235 				     unsigned int freq)
    236 {
    237 }
    238 
    239 static inline void wpas_p2p_interface_unavailable(struct wpa_supplicant *wpa_s)
    240 {
    241 }
    242 
    243 static inline void wpas_p2p_notif_connected(struct wpa_supplicant *wpa_s)
    244 {
    245 }
    246 
    247 static inline void wpas_p2p_notif_disconnected(struct wpa_supplicant *wpa_s)
    248 {
    249 }
    250 
    251 static inline int wpas_p2p_notif_pbc_overlap(struct wpa_supplicant *wpa_s)
    252 {
    253 	return 0;
    254 }
    255 
    256 static inline int wpas_p2p_4way_hs_failed(struct wpa_supplicant *wpa_s)
    257 {
    258 	return 0;
    259 }
    260 
    261 static inline void wpas_p2p_ap_setup_failed(struct wpa_supplicant *wpa_s)
    262 {
    263 }
    264 
    265 static inline void wpas_p2p_indicate_state_change(struct wpa_supplicant *wpa_s)
    266 {
    267 }
    268 
    269 static inline void wpas_p2p_deinit_iface(struct wpa_supplicant *wpa_s)
    270 {
    271 }
    272 
    273 static inline void wpas_p2p_ap_deinit(struct wpa_supplicant *wpa_s)
    274 {
    275 }
    276 
    277 static inline void wpas_p2p_network_removed(struct wpa_supplicant *wpa_s,
    278 					    struct wpa_ssid *ssid)
    279 {
    280 }
    281 
    282 static inline int wpas_p2p_in_progress(struct wpa_supplicant *wpa_s)
    283 {
    284 	return 0;
    285 }
    286 
    287 static inline int wpas_p2p_wps_eapol_cb(struct wpa_supplicant *wpa_s)
    288 {
    289 	return 0;
    290 }
    291 
    292 static inline void wpas_p2p_wps_failed(struct wpa_supplicant *wpa_s,
    293 				       struct wps_event_fail *fail)
    294 {
    295 }
    296 
    297 #endif /* CONFIG_P2P */
    298 
    299 #endif /* P2P_SUPPLICANT_H */
    300