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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 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, int auth,
     38 		     int go_intent, int freq, unsigned int vht_center_freq2,
     39 		     int persistent_id, int pd, int ht40, int vht,
     40 		     unsigned int vht_chwidth, int he, const u8 *group_ssid,
     41 		     size_t group_ssid_len);
     42 int wpas_p2p_handle_frequency_conflicts(struct wpa_supplicant *wpa_s,
     43                                           int freq, struct wpa_ssid *ssid);
     44 int wpas_p2p_group_add(struct wpa_supplicant *wpa_s, int persistent_group,
     45 		       int freq, int vht_center_freq2, int ht40, int vht,
     46 		       int max_oper_chwidth, int he);
     47 int wpas_p2p_group_add_persistent(struct wpa_supplicant *wpa_s,
     48 				  struct wpa_ssid *ssid, int addr_allocated,
     49 				  int force_freq, int neg_freq,
     50 				  int vht_center_freq2, int ht40,
     51 				  int vht, int max_oper_chwidth, int he,
     52 				  const struct p2p_channels *channels,
     53 				  int connection_timeout, int force_scan);
     54 struct p2p_group * wpas_p2p_group_init(struct wpa_supplicant *wpa_s,
     55 				       struct wpa_ssid *ssid);
     56 enum wpas_p2p_prov_disc_use {
     57 	WPAS_P2P_PD_FOR_GO_NEG,
     58 	WPAS_P2P_PD_FOR_JOIN,
     59 	WPAS_P2P_PD_AUTO,
     60 	WPAS_P2P_PD_FOR_ASP
     61 };
     62 int wpas_p2p_prov_disc(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
     63 		       const char *config_method,
     64 		       enum wpas_p2p_prov_disc_use use,
     65 		       struct p2ps_provision *p2ps_prov);
     66 void wpas_send_action_tx_status(struct wpa_supplicant *wpa_s, const u8 *dst,
     67 				const u8 *data, size_t data_len,
     68 				enum p2p_send_action_result result);
     69 int wpas_p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf,
     70 			      char *end);
     71 enum p2p_discovery_type;
     72 int wpas_p2p_find(struct wpa_supplicant *wpa_s, unsigned int timeout,
     73 		  enum p2p_discovery_type type,
     74 		  unsigned int num_req_dev_types, const u8 *req_dev_types,
     75 		  const u8 *dev_id, unsigned int search_delay,
     76 		  u8 seek_cnt, const char **seek_string, int freq);
     77 void wpas_p2p_stop_find(struct wpa_supplicant *wpa_s);
     78 int wpas_p2p_listen(struct wpa_supplicant *wpa_s, unsigned int timeout);
     79 int wpas_p2p_listen_start(struct wpa_supplicant *wpa_s, unsigned int timeout);
     80 int wpas_p2p_assoc_req_ie(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
     81 			  u8 *buf, size_t len, int p2p_group);
     82 void wpas_p2p_scan_ie(struct wpa_supplicant *wpa_s, struct wpabuf *ies);
     83 u64 wpas_p2p_sd_request(struct wpa_supplicant *wpa_s, const u8 *dst,
     84 			const struct wpabuf *tlvs);
     85 u64 wpas_p2p_sd_request_asp(struct wpa_supplicant *wpa_s, const u8 *dst, u8 id,
     86 			    const char *svc_str, const char *info_substr);
     87 u64 wpas_p2p_sd_request_upnp(struct wpa_supplicant *wpa_s, const u8 *dst,
     88 			     u8 version, const char *query);
     89 u64 wpas_p2p_sd_request_wifi_display(struct wpa_supplicant *wpa_s,
     90 				     const u8 *dst, const char *role);
     91 int wpas_p2p_sd_cancel_request(struct wpa_supplicant *wpa_s, u64 req);
     92 void wpas_p2p_sd_response(struct wpa_supplicant *wpa_s, int freq,
     93 			  const u8 *dst, u8 dialog_token,
     94 			  const struct wpabuf *resp_tlvs);
     95 void wpas_p2p_sd_service_update(struct wpa_supplicant *wpa_s);
     96 void wpas_p2p_service_flush(struct wpa_supplicant *wpa_s);
     97 int wpas_p2p_service_add_bonjour(struct wpa_supplicant *wpa_s,
     98 				 struct wpabuf *query, struct wpabuf *resp);
     99 int wpas_p2p_service_del_bonjour(struct wpa_supplicant *wpa_s,
    100 				 const struct wpabuf *query);
    101 int wpas_p2p_service_add_upnp(struct wpa_supplicant *wpa_s, u8 version,
    102 			      const char *service);
    103 int wpas_p2p_service_del_upnp(struct wpa_supplicant *wpa_s, u8 version,
    104 			      const char *service);
    105 int wpas_p2p_service_add_asp(struct wpa_supplicant *wpa_s, int auto_accept,
    106 			     u32 adv_id, const char *adv_str, u8 svc_state,
    107 			     u16 config_methods, const char *svc_info,
    108 			     const u8 *cpt_priority);
    109 int wpas_p2p_service_del_asp(struct wpa_supplicant *wpa_s, u32 adv_id);
    110 void wpas_p2p_service_flush_asp(struct wpa_supplicant *wpa_s);
    111 int wpas_p2p_service_p2ps_id_exists(struct wpa_supplicant *wpa_s, u32 adv_id);
    112 void wpas_sd_request(void *ctx, int freq, const u8 *sa, u8 dialog_token,
    113 		     u16 update_indic, const u8 *tlvs, size_t tlvs_len);
    114 void wpas_sd_response(void *ctx, const u8 *sa, u16 update_indic,
    115 		      const u8 *tlvs, size_t tlvs_len);
    116 int wpas_p2p_reject(struct wpa_supplicant *wpa_s, const u8 *addr);
    117 int wpas_p2p_invite(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
    118 		    struct wpa_ssid *ssid, const u8 *go_dev_addr, int freq,
    119 		    int vht_center_freq2, int ht40, int vht,
    120 		    int max_oper_chwidth, int pref_freq, int he);
    121 int wpas_p2p_invite_group(struct wpa_supplicant *wpa_s, const char *ifname,
    122 			  const u8 *peer_addr, const u8 *go_dev_addr);
    123 int wpas_p2p_presence_req(struct wpa_supplicant *wpa_s, u32 duration1,
    124 			  u32 interval1, u32 duration2, u32 interval2);
    125 int wpas_p2p_ext_listen(struct wpa_supplicant *wpa_s, unsigned int period,
    126 			unsigned int interval);
    127 int wpas_p2p_deauth_notif(struct wpa_supplicant *wpa_s, const u8 *bssid,
    128 			  u16 reason_code, const u8 *ie, size_t ie_len,
    129 			  int locally_generated);
    130 void wpas_p2p_disassoc_notif(struct wpa_supplicant *wpa_s, const u8 *bssid,
    131 			     u16 reason_code, const u8 *ie, size_t ie_len,
    132 			     int locally_generated);
    133 int wpas_p2p_set_noa(struct wpa_supplicant *wpa_s, u8 count, int start,
    134 		     int duration);
    135 int wpas_p2p_set_cross_connect(struct wpa_supplicant *wpa_s, int enabled);
    136 int wpas_p2p_cancel(struct wpa_supplicant *wpa_s);
    137 int wpas_p2p_unauthorize(struct wpa_supplicant *wpa_s, const char *addr);
    138 int wpas_p2p_disconnect(struct wpa_supplicant *wpa_s);
    139 struct wpa_ssid * wpas_p2p_get_persistent(struct wpa_supplicant *wpa_s,
    140 					  const u8 *addr, const u8 *ssid,
    141 					  size_t ssid_len);
    142 void wpas_p2p_notify_ap_sta_authorized(struct wpa_supplicant *wpa_s,
    143 				       const u8 *addr);
    144 int wpas_p2p_scan_no_go_seen(struct wpa_supplicant *wpa_s);
    145 int wpas_p2p_get_ht40_mode(struct wpa_supplicant *wpa_s,
    146 			   struct hostapd_hw_modes *mode, u8 channel);
    147 int wpas_p2p_get_vht80_center(struct wpa_supplicant *wpa_s,
    148 			      struct hostapd_hw_modes *mode, u8 channel);
    149 int wpas_p2p_get_vht160_center(struct wpa_supplicant *wpa_s,
    150 			       struct hostapd_hw_modes *mode, u8 channel);
    151 unsigned int wpas_p2p_search_delay(struct wpa_supplicant *wpa_s);
    152 void wpas_p2p_new_psk_cb(struct wpa_supplicant *wpa_s, const u8 *mac_addr,
    153 			 const u8 *p2p_dev_addr,
    154 			 const u8 *psk, size_t psk_len);
    155 void wpas_p2p_remove_client(struct wpa_supplicant *wpa_s, const u8 *peer,
    156 			    int iface_addr);
    157 struct wpabuf * wpas_p2p_nfc_handover_req(struct wpa_supplicant *wpa_s,
    158 					  int ndef);
    159 struct wpabuf * wpas_p2p_nfc_handover_sel(struct wpa_supplicant *wpa_s,
    160 					  int ndef, int tag);
    161 int wpas_p2p_nfc_tag_process(struct wpa_supplicant *wpa_s,
    162 			     const struct wpabuf *data, int forced_freq);
    163 int wpas_p2p_nfc_report_handover(struct wpa_supplicant *wpa_s, int init,
    164 				 const struct wpabuf *req,
    165 				 const struct wpabuf *sel, int forced_freq);
    166 int wpas_p2p_nfc_tag_enabled(struct wpa_supplicant *wpa_s, int enabled);
    167 void wpas_p2p_pbc_overlap_cb(void *eloop_ctx, void *timeout_ctx);
    168 
    169 #ifdef CONFIG_P2P
    170 
    171 int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s);
    172 void wpas_p2p_deinit(struct wpa_supplicant *wpa_s);
    173 void wpas_p2p_completed(struct wpa_supplicant *wpa_s);
    174 void wpas_p2p_update_config(struct wpa_supplicant *wpa_s);
    175 int wpas_p2p_probe_req_rx(struct wpa_supplicant *wpa_s, const u8 *addr,
    176 			  const u8 *dst, const u8 *bssid,
    177 			  const u8 *ie, size_t ie_len,
    178 			  unsigned int rx_freq, int ssi_signal);
    179 void wpas_p2p_wps_success(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
    180 			  int registrar);
    181 
    182 void wpas_p2p_update_channel_list(struct wpa_supplicant *wpa_s,
    183 				  enum wpas_p2p_channel_update_trig trig);
    184 
    185 void wpas_p2p_update_best_channels(struct wpa_supplicant *wpa_s,
    186 				   int freq_24, int freq_5, int freq_overall);
    187 void wpas_p2p_rx_action(struct wpa_supplicant *wpa_s, const u8 *da,
    188 			const u8 *sa, const u8 *bssid,
    189 			u8 category, const u8 *data, size_t len, int freq);
    190 void wpas_p2p_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    191 				   unsigned int freq, unsigned int duration);
    192 void wpas_p2p_cancel_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    193 					  unsigned int freq);
    194 void wpas_p2p_interface_unavailable(struct wpa_supplicant *wpa_s);
    195 void wpas_p2p_notif_connected(struct wpa_supplicant *wpa_s);
    196 void wpas_p2p_notif_disconnected(struct wpa_supplicant *wpa_s);
    197 int wpas_p2p_notif_pbc_overlap(struct wpa_supplicant *wpa_s);
    198 int wpas_p2p_4way_hs_failed(struct wpa_supplicant *wpa_s);
    199 void wpas_p2p_ap_setup_failed(struct wpa_supplicant *wpa_s);
    200 void wpas_p2p_indicate_state_change(struct wpa_supplicant *wpa_s);
    201 void wpas_p2p_deinit_iface(struct wpa_supplicant *wpa_s);
    202 void wpas_p2p_ap_deinit(struct wpa_supplicant *wpa_s);
    203 void wpas_p2p_network_removed(struct wpa_supplicant *wpa_s,
    204 			      struct wpa_ssid *ssid);
    205 int wpas_p2p_in_progress(struct wpa_supplicant *wpa_s);
    206 int wpas_p2p_wps_eapol_cb(struct wpa_supplicant *wpa_s);
    207 void wpas_p2p_wps_failed(struct wpa_supplicant *wpa_s,
    208 			 struct wps_event_fail *fail);
    209 int wpas_p2p_group_remove(struct wpa_supplicant *wpa_s, const char *ifname);
    210 int wpas_p2p_lo_start(struct wpa_supplicant *wpa_s, unsigned int freq,
    211 		      unsigned int period, unsigned int interval,
    212 		      unsigned int count);
    213 int wpas_p2p_lo_stop(struct wpa_supplicant *wpa_s);
    214 int wpas_p2p_mac_setup(struct wpa_supplicant *wpa_s);
    215 
    216 #else /* CONFIG_P2P */
    217 
    218 static inline int
    219 wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
    220 {
    221 	return 0;
    222 }
    223 
    224 static inline void wpas_p2p_deinit(struct wpa_supplicant *wpa_s)
    225 {
    226 }
    227 
    228 static inline void wpas_p2p_completed(struct wpa_supplicant *wpa_s)
    229 {
    230 }
    231 
    232 static inline void wpas_p2p_update_config(struct wpa_supplicant *wpa_s)
    233 {
    234 }
    235 
    236 static inline int wpas_p2p_probe_req_rx(struct wpa_supplicant *wpa_s,
    237 					const u8 *addr,
    238 					const u8 *dst, const u8 *bssid,
    239 					const u8 *ie, size_t ie_len,
    240 					unsigned int rx_freq, int ssi_signal)
    241 {
    242 	return 0;
    243 }
    244 
    245 static inline void wpas_p2p_wps_success(struct wpa_supplicant *wpa_s,
    246 					const u8 *peer_addr, int registrar)
    247 {
    248 }
    249 
    250 static inline void
    251 wpas_p2p_update_channel_list(struct wpa_supplicant *wpa_s,
    252 			     enum wpas_p2p_channel_update_trig trig)
    253 {
    254 }
    255 
    256 static inline void wpas_p2p_update_best_channels(struct wpa_supplicant *wpa_s,
    257 						 int freq_24, int freq_5,
    258 						 int freq_overall)
    259 {
    260 }
    261 
    262 static inline void wpas_p2p_rx_action(struct wpa_supplicant *wpa_s,
    263 				      const u8 *da,
    264 				      const u8 *sa, const u8 *bssid,
    265 				      u8 category, const u8 *data, size_t len,
    266 				      int freq)
    267 {
    268 }
    269 
    270 static inline void wpas_p2p_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    271 						 unsigned int freq,
    272 						 unsigned int duration)
    273 {
    274 }
    275 
    276 static inline void
    277 wpas_p2p_cancel_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
    278 				     unsigned int freq)
    279 {
    280 }
    281 
    282 static inline void wpas_p2p_interface_unavailable(struct wpa_supplicant *wpa_s)
    283 {
    284 }
    285 
    286 static inline void wpas_p2p_notif_connected(struct wpa_supplicant *wpa_s)
    287 {
    288 }
    289 
    290 static inline void wpas_p2p_notif_disconnected(struct wpa_supplicant *wpa_s)
    291 {
    292 }
    293 
    294 static inline int wpas_p2p_notif_pbc_overlap(struct wpa_supplicant *wpa_s)
    295 {
    296 	return 0;
    297 }
    298 
    299 static inline int wpas_p2p_4way_hs_failed(struct wpa_supplicant *wpa_s)
    300 {
    301 	return 0;
    302 }
    303 
    304 static inline void wpas_p2p_ap_setup_failed(struct wpa_supplicant *wpa_s)
    305 {
    306 }
    307 
    308 static inline void wpas_p2p_indicate_state_change(struct wpa_supplicant *wpa_s)
    309 {
    310 }
    311 
    312 static inline void wpas_p2p_deinit_iface(struct wpa_supplicant *wpa_s)
    313 {
    314 }
    315 
    316 static inline void wpas_p2p_ap_deinit(struct wpa_supplicant *wpa_s)
    317 {
    318 }
    319 
    320 static inline void wpas_p2p_network_removed(struct wpa_supplicant *wpa_s,
    321 					    struct wpa_ssid *ssid)
    322 {
    323 }
    324 
    325 static inline int wpas_p2p_in_progress(struct wpa_supplicant *wpa_s)
    326 {
    327 	return 0;
    328 }
    329 
    330 static inline int wpas_p2p_wps_eapol_cb(struct wpa_supplicant *wpa_s)
    331 {
    332 	return 0;
    333 }
    334 
    335 static inline void wpas_p2p_wps_failed(struct wpa_supplicant *wpa_s,
    336 				       struct wps_event_fail *fail)
    337 {
    338 }
    339 
    340 static inline int wpas_p2p_group_remove(struct wpa_supplicant *wpa_s,
    341 					const char *ifname)
    342 {
    343 	return 0;
    344 }
    345 
    346 #endif /* CONFIG_P2P */
    347 
    348 #endif /* P2P_SUPPLICANT_H */
    349