Finishing 'socket'

Svilen Ivanov isvilen@REDACTED
Tue Oct 20 13:09:10 CEST 2020


Will SCTP support be ready for the 24.0 release?
Currently gen_sctp is broken for Linux kernels >= 5.5 ( and it will be great to have
some means to use SCTP these kernels.

Best regards,
Svilen Ivanov

On Tue, 2020-10-20 at 11:24 +0200, Raimo Niskanen wrote:
> Hello List!
> I have committed changes for 'socket' to the master branch.
> These were most of the "big" changes for the 24.0 release,
> so feedback is now most welcome!
> From the Release Notes to come:
>     The experimental new socket API has been further developed. Some
>     backwards incompatible changes with respect to OTP 23
>     has been made.
>     The control message format has been changed so a decoded value
>     is now in the 'value' field instead of in the 'data' field.
>     The 'data' field now always contains binary data.
>     Some type names have been changed regarding message headers and
>     control message headers.
>     socket:bind/2 now returns plain ok instead of {ok, Port} which
> was
>     only relevant for the inet and inet6 address families and often
>     not interesting.  To find out which port was chosen port use
>     socket:sockname/1, when needed.
> There might be more changes I have missed to note.  If you find
> any please let me know so I can add them to the Release Notes.
> We have thoughts about more creative error returns, such as instead
> of    {error, {invalid, {msg, Msg, addr}}}
> maybe {error, [invalid, msg, addr, Addr]},
> or    {error, {invalid, [msg, addr, Addr]}}.
> Maps variants have also been suggested, but I can have not found
> a nice format.
> Best regards

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