Re: OT: getting the protocol family of a file descriptor

Heiko Wundram (Beenic) wrote:
> Hey all!
> 
> I'm currently in the need to get the protocol family that was used to create a 
> socket (and passed via a unix domain socket to another program), and I've not 
> really come up with a proper scheme other than to use getsockname and 
> retrieve sa_family from the resulting socket (which currently matches the 
> socket domain and historically has, but why take the chances ;-)).

and pretty much always will.

> 
> Is there any other "better" way to get at the domain (protocol family) of a 
> socket?
> 

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