Types of scanning supported by wpa_supplicant-0.5.11

[Dan Williams]

On Mon, 2009-02-02 at 14:21 +0530, Raghavendra wrote:
> Hi All,
>  
>   I saw following scan types in wireless_copy.h of wpa_supplicant. In
> actual implementation only few of the scan types are supported by
> wpa_supplicant. Let me know which of the following are supported by
> wpa_supplicant?

The supplicant will only use driver default scanning (usually passive
scanning), and probe-scans (IW_SCAN_THIS_ESSID).

In practice, no driver implements any of the other scan modes.
Filtering should normally be done in the program requesting scan
results, not in the driver.

dan

>  
> #define IW_SCAN_DEFAULT     0x0000  /* Default scan of the driver */
> #define IW_SCAN_ALL_ESSID   0x0001  /* Scan all ESSIDs */
> #define IW_SCAN_THIS_ESSID  0x0002  /* Scan only this ESSID */
> #define IW_SCAN_ALL_FREQ    0x0004  /* Scan all Frequencies */
> #define IW_SCAN_THIS_FREQ   0x0008  /* Scan only this Frequency */
> #define IW_SCAN_ALL_MODE    0x0010  /* Scan all Modes */
> #define IW_SCAN_THIS_MODE   0x0020  /* Scan only this Mode */
> #define IW_SCAN_ALL_RATE    0x0040  /* Scan all Bit-Rates */
> #define IW_SCAN_THIS_RATE   0x0080  /* Scan only this Bit-Rate */
>  
>  
> -Raghu
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