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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 | ||
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 | ||
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 | ||
61 | static void autoscan_periodic_deinit(void *priv) | |
62 | { | |
63 | struct autoscan_periodic_data *data = priv; | |
64 | ||
65 | os_free(data); | |
66 | } | |
67 | ||
68 | ||
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 | }; |