9eece21357
This gets rid of number of sparse warnings and also allows the compatibility of the declarations to be verified. Signed-off-by: Jouni Malinen <j@w1.fi>
111 lines
2.4 KiB
C
111 lines
2.4 KiB
C
/*
|
|
* WPA Supplicant - background scan and roaming interface
|
|
* Copyright (c) 2009-2010, Jouni Malinen <j@w1.fi>
|
|
*
|
|
* This software may be distributed under the terms of the BSD license.
|
|
* See README for more details.
|
|
*/
|
|
|
|
#include "includes.h"
|
|
|
|
#include "common.h"
|
|
#include "wpa_supplicant_i.h"
|
|
#include "config_ssid.h"
|
|
#include "bgscan.h"
|
|
|
|
|
|
static const struct bgscan_ops * bgscan_modules[] = {
|
|
#ifdef CONFIG_BGSCAN_SIMPLE
|
|
&bgscan_simple_ops,
|
|
#endif /* CONFIG_BGSCAN_SIMPLE */
|
|
#ifdef CONFIG_BGSCAN_LEARN
|
|
&bgscan_learn_ops,
|
|
#endif /* CONFIG_BGSCAN_LEARN */
|
|
NULL
|
|
};
|
|
|
|
|
|
int bgscan_init(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
|
|
const char *name)
|
|
{
|
|
const char *params;
|
|
size_t nlen;
|
|
int i;
|
|
const struct bgscan_ops *ops = NULL;
|
|
|
|
bgscan_deinit(wpa_s);
|
|
if (name == NULL)
|
|
return -1;
|
|
|
|
params = os_strchr(name, ':');
|
|
if (params == NULL) {
|
|
params = "";
|
|
nlen = os_strlen(name);
|
|
} else {
|
|
nlen = params - name;
|
|
params++;
|
|
}
|
|
|
|
for (i = 0; bgscan_modules[i]; i++) {
|
|
if (os_strncmp(name, bgscan_modules[i]->name, nlen) == 0) {
|
|
ops = bgscan_modules[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (ops == NULL) {
|
|
wpa_printf(MSG_ERROR, "bgscan: Could not find module "
|
|
"matching the parameter '%s'", name);
|
|
return -1;
|
|
}
|
|
|
|
wpa_s->bgscan_priv = ops->init(wpa_s, params, ssid);
|
|
if (wpa_s->bgscan_priv == NULL)
|
|
return -1;
|
|
wpa_s->bgscan = ops;
|
|
wpa_printf(MSG_DEBUG, "bgscan: Initialized module '%s' with "
|
|
"parameters '%s'", ops->name, params);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
void bgscan_deinit(struct wpa_supplicant *wpa_s)
|
|
{
|
|
if (wpa_s->bgscan && wpa_s->bgscan_priv) {
|
|
wpa_printf(MSG_DEBUG, "bgscan: Deinitializing module '%s'",
|
|
wpa_s->bgscan->name);
|
|
wpa_s->bgscan->deinit(wpa_s->bgscan_priv);
|
|
wpa_s->bgscan = NULL;
|
|
wpa_s->bgscan_priv = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
int bgscan_notify_scan(struct wpa_supplicant *wpa_s,
|
|
struct wpa_scan_results *scan_res)
|
|
{
|
|
if (wpa_s->bgscan && wpa_s->bgscan_priv)
|
|
return wpa_s->bgscan->notify_scan(wpa_s->bgscan_priv,
|
|
scan_res);
|
|
return 0;
|
|
}
|
|
|
|
|
|
void bgscan_notify_beacon_loss(struct wpa_supplicant *wpa_s)
|
|
{
|
|
if (wpa_s->bgscan && wpa_s->bgscan_priv)
|
|
wpa_s->bgscan->notify_beacon_loss(wpa_s->bgscan_priv);
|
|
}
|
|
|
|
|
|
void bgscan_notify_signal_change(struct wpa_supplicant *wpa_s, int above,
|
|
int current_signal, int current_noise,
|
|
int current_txrate)
|
|
{
|
|
if (wpa_s->bgscan && wpa_s->bgscan_priv)
|
|
wpa_s->bgscan->notify_signal_change(wpa_s->bgscan_priv, above,
|
|
current_signal,
|
|
current_noise,
|
|
current_txrate);
|
|
}
|