3 * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
18 #define WPA_BSS_QUAL_INVALID BIT(0)
19 #define WPA_BSS_NOISE_INVALID BIT(1)
20 #define WPA_BSS_LEVEL_INVALID BIT(2)
21 #define WPA_BSS_LEVEL_DBM BIT(3)
22 #define WPA_BSS_AUTHENTICATED BIT(4)
23 #define WPA_BSS_ASSOCIATED BIT(5)
26 * struct wpa_bss - BSS table
27 * @list: List entry for struct wpa_supplicant::bss
28 * @id: Unique identifier for this BSS entry
29 * @scan_miss_count: Number of counts without seeing this BSS
30 * @flags: information flags about the BSS/IBSS (WPA_BSS_*)
31 * @last_update_idx: Index of the last scan update
33 * @freq: frequency of the channel in MHz (e.g., 2412 = channel 1)
34 * @beacon_int: beacon interval in TUs (host byte order)
35 * @caps: capability information field in host byte order
36 * @qual: signal quality
38 * @level: signal level
39 * @tsf: Timestamp of last Beacon/Probe Response frame
40 * @last_update: Time of the last update (i.e., Beacon or Probe Response RX)
41 * @ie_len: length of the following IE field in octets
43 * This structure is used to store information about neighboring BSSes in
44 * generic format. It is mainly updated based on scan results from the driver.
49 unsigned int scan_miss_count;
50 unsigned int last_update_idx;
62 struct os_time last_update;
64 /* followed by ie_len octets of IEs */
67 void wpa_bss_update_start(struct wpa_supplicant *wpa_s);
68 void wpa_bss_update_scan_res(struct wpa_supplicant *wpa_s,
69 struct wpa_scan_res *res);
70 void wpa_bss_update_end(struct wpa_supplicant *wpa_s);
71 int wpa_bss_init(struct wpa_supplicant *wpa_s);
72 void wpa_bss_deinit(struct wpa_supplicant *wpa_s);