3 * Copyright (c) 2009-2010, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
14 #define WPA_BSS_QUAL_INVALID BIT(0)
15 #define WPA_BSS_NOISE_INVALID BIT(1)
16 #define WPA_BSS_LEVEL_INVALID BIT(2)
17 #define WPA_BSS_LEVEL_DBM BIT(3)
18 #define WPA_BSS_AUTHENTICATED BIT(4)
19 #define WPA_BSS_ASSOCIATED BIT(5)
20 #define WPA_BSS_ANQP_FETCH_TRIED BIT(6)
24 #ifdef CONFIG_INTERWORKING
25 struct wpabuf *venue_name;
26 struct wpabuf *network_auth_type;
27 struct wpabuf *roaming_consortium;
28 struct wpabuf *ip_addr_type_availability;
29 struct wpabuf *nai_realm;
30 struct wpabuf *anqp_3gpp;
31 struct wpabuf *domain_name;
32 #endif /* CONFIG_INTERWORKING */
34 struct wpabuf *hs20_operator_friendly_name;
35 struct wpabuf *hs20_wan_metrics;
36 struct wpabuf *hs20_connection_capability;
37 struct wpabuf *hs20_operating_class;
38 #endif /* CONFIG_HS20 */
42 * struct wpa_bss - BSS table
43 * @list: List entry for struct wpa_supplicant::bss
44 * @list_id: List entry for struct wpa_supplicant::bss_id
45 * @id: Unique identifier for this BSS entry
46 * @scan_miss_count: Number of counts without seeing this BSS
47 * @flags: information flags about the BSS/IBSS (WPA_BSS_*)
48 * @last_update_idx: Index of the last scan update
50 * @freq: frequency of the channel in MHz (e.g., 2412 = channel 1)
51 * @beacon_int: beacon interval in TUs (host byte order)
52 * @caps: capability information field in host byte order
53 * @qual: signal quality
55 * @level: signal level
56 * @tsf: Timestamp of last Beacon/Probe Response frame
57 * @last_update: Time of the last update (i.e., Beacon or Probe Response RX)
58 * @ie_len: length of the following IE field in octets (from Probe Response)
59 * @beacon_ie_len: length of the following Beacon IE field in octets
61 * This structure is used to store information about neighboring BSSes in
62 * generic format. It is mainly updated based on scan results from the driver.
66 struct dl_list list_id;
68 unsigned int scan_miss_count;
69 unsigned int last_update_idx;
81 struct os_time last_update;
82 struct wpa_bss_anqp *anqp;
85 /* followed by ie_len octets of IEs */
86 /* followed by beacon_ie_len octets of IEs */
89 void wpa_bss_update_start(struct wpa_supplicant *wpa_s);
90 void wpa_bss_update_scan_res(struct wpa_supplicant *wpa_s,
91 struct wpa_scan_res *res);
92 void wpa_bss_update_end(struct wpa_supplicant *wpa_s, struct scan_info *info,
94 int wpa_bss_init(struct wpa_supplicant *wpa_s);
95 void wpa_bss_deinit(struct wpa_supplicant *wpa_s);
96 void wpa_bss_flush(struct wpa_supplicant *wpa_s);
97 void wpa_bss_flush_by_age(struct wpa_supplicant *wpa_s, int age);
98 struct wpa_bss * wpa_bss_get(struct wpa_supplicant *wpa_s, const u8 *bssid,
99 const u8 *ssid, size_t ssid_len);
100 struct wpa_bss * wpa_bss_get_bssid(struct wpa_supplicant *wpa_s,
102 struct wpa_bss * wpa_bss_get_p2p_dev_addr(struct wpa_supplicant *wpa_s,
104 struct wpa_bss * wpa_bss_get_id(struct wpa_supplicant *wpa_s, unsigned int id);
105 const u8 * wpa_bss_get_ie(const struct wpa_bss *bss, u8 ie);
106 const u8 * wpa_bss_get_vendor_ie(const struct wpa_bss *bss, u32 vendor_type);
107 struct wpabuf * wpa_bss_get_vendor_ie_multi(const struct wpa_bss *bss,
109 struct wpabuf * wpa_bss_get_vendor_ie_multi_beacon(const struct wpa_bss *bss,
111 int wpa_bss_get_max_rate(const struct wpa_bss *bss);
112 int wpa_bss_get_bit_rates(const struct wpa_bss *bss, u8 **rates);
113 struct wpa_bss_anqp * wpa_bss_anqp_alloc(void);