hostapd/wpa_supplicant/wnm_sta.h
Jouni Malinen 093226783d WNM: Simplify how candidate subelements are stored
There is no need to use a separately allocated data structures for this.
A bitfield indicating which information is present and variables within
struct neighbor_report are simpler to use and more efficient.

Signed-off-by: Jouni Malinen <j@w1.fi>
2014-11-22 18:06:37 +02:00

64 lines
1.8 KiB
C

/*
* IEEE 802.11v WNM related functions and structures
* Copyright (c) 2011-2012, Qualcomm Atheros, Inc.
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef WNM_STA_H
#define WNM_STA_H
struct measurement_pilot {
u8 measurement_pilot;
u8 subelem_len;
u8 subelems[255];
};
struct multiple_bssid {
u8 max_bssid_indicator;
u8 subelem_len;
u8 subelems[255];
};
struct neighbor_report {
u8 bssid[ETH_ALEN];
u32 bssid_info;
u8 regulatory_class;
u8 channel_number;
u8 phy_type;
u8 preference; /* valid if preference_present=1 */
u16 tsf_offset; /* valid if tsf_present=1 */
u16 beacon_int; /* valid if tsf_present=1 */
char country[2]; /* valid if country_present=1 */
u8 rm_capab[5]; /* valid if rm_capab_present=1 */
u16 bearing; /* valid if bearing_present=1 */
u16 rel_height; /* valid if bearing_present=1 */
u32 distance; /* valid if bearing_present=1 */
u64 bss_term_tsf; /* valid if bss_term_present=1 */
u16 bss_term_dur; /* valid if bss_term_present=1 */
unsigned int preference_present:1;
unsigned int tsf_present:1;
unsigned int country_present:1;
unsigned int rm_capab_present:1;
unsigned int bearing_present:1;
unsigned int bss_term_present:1;
struct measurement_pilot *meas_pilot;
struct multiple_bssid *mul_bssid;
};
int ieee802_11_send_wnmsleep_req(struct wpa_supplicant *wpa_s,
u8 action, u16 intval, struct wpabuf *tfs_req);
void ieee802_11_rx_wnm_action(struct wpa_supplicant *wpa_s,
const struct ieee80211_mgmt *mgmt, size_t len);
void wnm_scan_response(struct wpa_supplicant *wpa_s,
struct wpa_scan_results *scan_res);
int wnm_send_bss_transition_mgmt_query(struct wpa_supplicant *wpa_s,
u8 query_reason);
void wnm_deallocate_memory(struct wpa_supplicant *wpa_s);
#endif /* WNM_STA_H */