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To: "'Ken Brown'" <kbrown AT cornell DOT edu>, <cygwin AT cygwin DOT com>
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Subject: RE: AF_UNIX/SOCK_DGRAM is dropping messages
Date: Thu, 15 Apr 2021 15:15:03 +0200
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From: Kristian Ivarsson via Cygwin <cygwin AT cygwin DOT com>
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[snip]

> > I tried SOCK_STREAM (and SOCK_SEQPACKET I think) for CYGWIN 3.2.0 but
> > that didn't work at all
> >
> > As far as I understand, both all types on pretty much all
> > implementations preserves message ordering though
> >
> > I haven't tried SOCK_STREAM and/or SOCK_SEQPACKET with the
> topic/af_unix-branch. Is that worth a try ?
> 
> SOCK_STREAM is definitely worth a try.  The implementation of that should be
> much more reliable than the implementation of SOCK_DGRAM at the
> moment.  We don't implement SOCK_SEQPACKET.

It might be a complete rewrite of our semantics though, because it's connection based and allows just one writer on each "channel" and messages (chunks) cannot be handled "atomically"


Best regards,
Kristian

> Ken

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