[chop]
> Switching gears back to the BSD/OS approach you mentioned, UNPv1 says,
>
> On a datagram socket, the credentials accompany every datagram. On
> a stream socket, the credentials are sent only once, the first time
> data is sent.
>
> So as long as one is using a SOCK_DGRAM socket, the BSD/OS-NetBSD
> approach should be analogous to what we have currently in FreeBSD?
What if the client creates a TCP socket, the credentials are sent, then
the process fork()s. Yeah, I know: why in the hell would you do that?
Who knows, but you have to account for all cases. Even though you may
have a TCP stream socket, you're still sending discrete requests and
replies over it.
-Bill
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