1 /*
2 * WPA Supplicant - auto scan periodic module
3 * Copyright (c) 2012, Intel Corporation. All rights reserved.
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "includes.h"
10
11 #include "common.h"
12 #include "wpa_supplicant_i.h"
13 #include "autoscan.h"
14
15
16 struct autoscan_periodic_data {
17 int periodic_interval;
18 };
19
20
autoscan_periodic_get_params(struct autoscan_periodic_data * data,const char * params)21 static int autoscan_periodic_get_params(struct autoscan_periodic_data *data,
22 const char *params)
23 {
24 int interval;
25
26 if (params == NULL)
27 return -1;
28
29 interval = atoi(params);
30
31 if (interval < 0)
32 return -1;
33
34 data->periodic_interval = interval;
35
36 return 0;
37 }
38
39
autoscan_periodic_init(struct wpa_supplicant * wpa_s,const char * params)40 static void * autoscan_periodic_init(struct wpa_supplicant *wpa_s,
41 const char *params)
42 {
43 struct autoscan_periodic_data *data;
44
45 data = os_zalloc(sizeof(struct autoscan_periodic_data));
46 if (data == NULL)
47 return NULL;
48
49 if (autoscan_periodic_get_params(data, params) < 0) {
50 os_free(data);
51 return NULL;
52 }
53
54 wpa_printf(MSG_DEBUG, "autoscan periodic: interval is %d",
55 data->periodic_interval);
56
57 return data;
58 }
59
60
autoscan_periodic_deinit(void * priv)61 static void autoscan_periodic_deinit(void *priv)
62 {
63 struct autoscan_periodic_data *data = priv;
64
65 os_free(data);
66 }
67
68
autoscan_periodic_notify_scan(void * priv,struct wpa_scan_results * scan_res)69 static int autoscan_periodic_notify_scan(void *priv,
70 struct wpa_scan_results *scan_res)
71 {
72 struct autoscan_periodic_data *data = priv;
73
74 wpa_printf(MSG_DEBUG, "autoscan periodic: scan result notification");
75
76 return data->periodic_interval;
77 }
78
79
80 const struct autoscan_ops autoscan_periodic_ops = {
81 .name = "periodic",
82 .init = autoscan_periodic_init,
83 .deinit = autoscan_periodic_deinit,
84 .notify_scan = autoscan_periodic_notify_scan,
85 };
86