[PATCH 2/7] Automatic Scanning support added

[Bondar, Alexander]

	Hi Tomasz,

> diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c index
> 1c3b9eb..584f74e 100644
> --- a/wpa_supplicant/events.c
> +++ b/wpa_supplicant/events.c
> @@ -41,6 +41,7 @@
>  #include "gas_query.h"
>  #include "p2p_supplicant.h"
>  #include "bgscan.h"
> +#include "autoscan.h"
>  #include "ap.h"
>  #include "bss.h"
>  #include "scan.h"
> @@ -1086,6 +1087,11 @@ static int
> _wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s,
>  		return 0;
>  	}
> 
> +	if (autoscan_notify_scan(wpa_s, scan_res)) {
> +		wpa_scan_results_free(scan_res);
> +		return 0;
> +	}
> +
>  	if (wpa_s->disconnected) {
>  		wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
>  		wpa_scan_results_free(scan_res);



Regarding this snippet, I'd suggest to do it slightly different - trigger scan only if candidate not found:

diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c
index 8fdc544..ca5f415 100644
--- a/wpa_supplicant/events.c
+++ b/wpa_supplicant/events.c
@@ -1135,9 +1135,10 @@ static int _wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s,
                                return 0;
                        }
 #endif /* CONFIG_P2P */
-                       if (wpa_supplicant_req_sched_scan(wpa_s))
-                               wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
-                                                           timeout_usec);
+                        if (autoscan_notify_scan(wpa_s, scan_res)) {
+                               wpa_scan_results_free(scan_res);
+                               return 0;
+                        }
                }
        }
        return 0;

> diff --git a/wpa_supplicant/wpa_supplicant_i.h
> b/wpa_supplicant/wpa_supplicant_i.h
> index 9698c68..cb84bb6 100644
> --- a/wpa_supplicant/wpa_supplicant_i.h
> +++ b/wpa_supplicant/wpa_supplicant_i.h
> @@ -484,6 +484,10 @@ struct wpa_supplicant {
>  	const struct bgscan_ops *bgscan;
>  	void *bgscan_priv;
> 
> +	const struct autoscan_ops *autoscan;
> +	struct wpa_driver_scan_params *autoscan_params;
> +	void *autoscan_priv;
> +
>  	struct wpa_ssid *connect_without_scan;
> 
>  	int after_wps;

Regarding the autoscan_params, I have implemented additional method to let other modules to request scan 
specifying scan parameters (see attached).

Best.
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From: "Bondar, Alexander" <alexander.bondar at intel.com>
Subject: [RFC] scan: Intoduce new scan API method -
 wpa_supplicant_req_scan_spec()
Date: Mon, 23 Apr 2012 08:49:07 +0000
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