Re: SSID hex_ssid vs string

[Dan Williams <dcbw redhat com>]

On Tue, 2007-04-17 at 10:41 +0200, Grant Williamson wrote:
> I am curious what the reason is for sending the SSID as a hex value.
> 
> in the test coded i.e. nm-supplicant-test uses the ascii string - essid
> i.e.
> SUP: sending command 'SET_NETWORK 0 ssid "TEST"'
> 
> but the main networkmanager code uses hex_essid
> SUP: sending command 'SET_NETWORK 0 ssid "54455354"'
> 
> At work using LEAP, I am seeing issues connecting when the ssid is sent 
> in hex value.
> However nm-supplicant-test connects almost everytime, without an issue.

Interesting.  The SSID is simply a 32-byte character array, _not_ a
string.  To ensure that NULL bytes (which are perfectly valid in an
SSID) are not interpreted as the string ending marker, SSIDs are sent as
hex strings.

Dan