Re: scanning a specific ssid

[Witold Sowa <witold.sowa@gmail.com>]

Samuel Ortiz pisze:
> Hi Christopher,
>
> On Thu, 2010-08-19 at 16:25 -0400, Christopher Piggott wrote:
>   
>> Hi,
>>
>> I wrote a small C++ program using libdbus-c++ to scan for access
>> points via wpa_supplicant's dbus interface.  It works very well, and I
>> can retrieve the list just fine.
>>
>> Now I want to cause it to scan for a specific SSID by issuing a probe,
>> but the dbus interface fi.epitest.hostap.WPASupplicant.Interface has
>> only one scan method, and it does not seem to take arguments.
>> (Looking at the source file ctrl_iface_dbus_handlers.c in function
>> wpas_dbus_iface_scan() you can see why - it doesn't handle or even
>> look at the arguments to the message).
>>
>> Is there another way to accomplish this?  
>>     
> I don't know which version of wpa_supplicant you're using, but the new
> D-Bus API (fi.w1.wpa_supplicant1.*) has a much more extended scanning
> API. You can pass SSIDs, channels, IEs and the scanning type to it.
>   
The new DBus API is present only in development (0.7.x) branch of
wpa_supplicant. 0.6.10 and earlier support only the old API which,
indeed, has very limited scanning options capabilities.

Witek.