1 /*
2 * WPA Supplicant - background scan and roaming interface
3 * Copyright (c) 2009-2010, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #ifndef BGSCAN_H
10 #define BGSCAN_H
11
12 struct wpa_supplicant;
13 struct wpa_ssid;
14
15 struct bgscan_ops {
16 const char *name;
17
18 void * (*init)(struct wpa_supplicant *wpa_s, const char *params,
19 const struct wpa_ssid *ssid);
20 void (*deinit)(void *priv);
21
22 int (*notify_scan)(void *priv, struct wpa_scan_results *scan_res);
23 void (*notify_beacon_loss)(void *priv);
24 void (*notify_signal_change)(void *priv, int above,
25 int current_signal,
26 int current_noise,
27 int current_txrate);
28 };
29
30 #ifdef CONFIG_BGSCAN
31
32 int bgscan_init(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
33 const char *name);
34 void bgscan_deinit(struct wpa_supplicant *wpa_s);
35 int bgscan_notify_scan(struct wpa_supplicant *wpa_s,
36 struct wpa_scan_results *scan_res);
37 void bgscan_notify_beacon_loss(struct wpa_supplicant *wpa_s);
38 void bgscan_notify_signal_change(struct wpa_supplicant *wpa_s, int above,
39 int current_signal, int current_noise,
40 int current_txrate);
41
42 #else /* CONFIG_BGSCAN */
43
bgscan_init(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,const char name)44 static inline int bgscan_init(struct wpa_supplicant *wpa_s,
45 struct wpa_ssid *ssid, const char name)
46 {
47 return 0;
48 }
49
bgscan_deinit(struct wpa_supplicant * wpa_s)50 static inline void bgscan_deinit(struct wpa_supplicant *wpa_s)
51 {
52 }
53
bgscan_notify_scan(struct wpa_supplicant * wpa_s,struct wpa_scan_results * scan_res)54 static inline int bgscan_notify_scan(struct wpa_supplicant *wpa_s,
55 struct wpa_scan_results *scan_res)
56 {
57 return 0;
58 }
59
bgscan_notify_beacon_loss(struct wpa_supplicant * wpa_s)60 static inline void bgscan_notify_beacon_loss(struct wpa_supplicant *wpa_s)
61 {
62 }
63
bgscan_notify_signal_change(struct wpa_supplicant * wpa_s,int above,int current_signal,int current_noise,int current_txrate)64 static inline void bgscan_notify_signal_change(struct wpa_supplicant *wpa_s,
65 int above, int current_signal,
66 int current_noise,
67 int current_txrate)
68 {
69 }
70
71 #endif /* CONFIG_BGSCAN */
72
73 #endif /* BGSCAN_H */
74