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      1 /*
      2  * IEEE 802.11v WNM related functions and structures
      3  * Copyright (c) 2011-2012, Qualcomm Atheros, Inc.
      4  *
      5  * This software may be distributed under the terms of the BSD license.
      6  * See README for more details.
      7  */
      8 
      9 #ifndef WNM_STA_H
     10 #define WNM_STA_H
     11 
     12 struct measurement_pilot {
     13 	u8 measurement_pilot;
     14 	u8 subelem_len;
     15 	u8 subelems[255];
     16 };
     17 
     18 struct multiple_bssid {
     19 	u8 max_bssid_indicator;
     20 	u8 subelem_len;
     21 	u8 subelems[255];
     22 };
     23 
     24 struct neighbor_report {
     25 	u8 bssid[ETH_ALEN];
     26 	u32 bssid_info;
     27 	u8 regulatory_class;
     28 	u8 channel_number;
     29 	u8 phy_type;
     30 	u8 preference; /* valid if preference_present=1 */
     31 	u16 tsf_offset; /* valid if tsf_present=1 */
     32 	u16 beacon_int; /* valid if tsf_present=1 */
     33 	char country[2]; /* valid if country_present=1 */
     34 	u8 rm_capab[5]; /* valid if rm_capab_present=1 */
     35 	u16 bearing; /* valid if bearing_present=1 */
     36 	u16 rel_height; /* valid if bearing_present=1 */
     37 	u32 distance; /* valid if bearing_present=1 */
     38 	u64 bss_term_tsf; /* valid if bss_term_present=1 */
     39 	u16 bss_term_dur; /* valid if bss_term_present=1 */
     40 	unsigned int preference_present:1;
     41 	unsigned int tsf_present:1;
     42 	unsigned int country_present:1;
     43 	unsigned int rm_capab_present:1;
     44 	unsigned int bearing_present:1;
     45 	unsigned int bss_term_present:1;
     46 	struct measurement_pilot *meas_pilot;
     47 	struct multiple_bssid *mul_bssid;
     48 	int freq;
     49 };
     50 
     51 
     52 int ieee802_11_send_wnmsleep_req(struct wpa_supplicant *wpa_s,
     53 				 u8 action, u16 intval, struct wpabuf *tfs_req);
     54 
     55 void ieee802_11_rx_wnm_action(struct wpa_supplicant *wpa_s,
     56 			      const struct ieee80211_mgmt *mgmt, size_t len);
     57 
     58 int wnm_send_bss_transition_mgmt_query(struct wpa_supplicant *wpa_s,
     59 				       u8 query_reason, int cand_list);
     60 void wnm_deallocate_memory(struct wpa_supplicant *wpa_s);
     61 
     62 
     63 #ifdef CONFIG_WNM
     64 
     65 int wnm_scan_process(struct wpa_supplicant *wpa_s, int reply_on_fail);
     66 
     67 #else /* CONFIG_WNM */
     68 
     69 static inline int wnm_scan_process(struct wpa_supplicant *wpa_s,
     70 				   int reply_on_fail)
     71 {
     72 	return 0;
     73 }
     74 
     75 #endif /* CONFIG_WNM */
     76 
     77 #endif /* WNM_STA_H */
     78