in reply to Checking for a USB Dongle

If you are on windows you could use WMI to query the Win32_USBControllerDevice and Win32_PnPEntity classes.

Here is a howto in WSH, it'd take a little translating to perl using the WMI functionality in the Win32::OLE package.

How Can I Determine Which USB Devices are Connected to a Computer?



perl -e '$,=$",$_=(split/\W/,$^X)[y[eval]]]+--$_],print+just,another,split,hack'er