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From: john@nospam.demon.co.uk (John McCabe)
Newsgroups: comp.lang.ada
Subject: Re: Sockets - newbie at a brick wall
Date: Thu, 12 Dec 2002 17:27:22 GMT
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On Fri, 13 Dec 2002 01:23:06 +0900, Toshitaka Kumano
<kumano@cl.cilas.net> wrote:

>Sorry for somewhat off topic from GNAT.Sockets,

Not necessarily :-)

>John McCabe wrote:
>> >1) Your use of Socket_Datagram with a Connect() call. Perhaps you
>> >should try Socket_Stream sockets.
>> 
>> Datagrams are 'connectionless' sockets so you wouldn't use the
>> Connect() call at all.
>
>This statement seems restrictve.
>
>You can do "connect()" for Datagram socket and get some merits(*).
>
>*) Detect ICMP errors from the remote peer, better performance
>   in some protocol stacks and wider avaiability of system calls
>   other than recvfrom/sendto.... 

If you can find the time and equipment, could you produce a version of
the my_client.adb that does this please? It would be interesting to
see as I've only ever used connect() on stream sockets.

Best Regards
John McCabe

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