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