From:	creitzel AT mediaone DOT net
Subject:	Re: icmp again..
21 Oct 1997 09:15:10 -0700 :
Message-ID:	<19971021155430.AAA21870.cygnus.gnu-win32@creitzel.ne.highway1.com>
Mime-Version:	1.0
To:	gnu-win32 AT cygnus DOT com

Check out Chris Becke's page on icmp programing at
http://www.dbn.lia.net/chris/icmp.html.  He has hacked the add-on DLL
Windows uses to handle ICMP packets.  The page has a .ZIP file containing
source and a decent discussion of what's involved.

Cheers,
Charlie
creitzel AT mediaone DOT net

At 08:39 AM 10/20/97 -1000, you wrote:
>> Hello.
>> 
>> I wonder if someone can tell me how to use ICMP with cygnus wunderful
gcc.exe.
>
>You can use winsock functions in the normal (socket) way to write
>icmp packets out.  Unfortunately the winsock functions are
>somewhat of a hack for reading back packets.  It appears that
>you only get packets back in a recv that are a response to
>a ping icmp packet you sent out.  In other words, it's almost
>completely unusable for reading icmps.
>
>> btw, im trying to port the icmpinfo-1.11, which is an excellent
>> icmp-logger. If someone already ported it (or simular) please let me know.
>
>Winsock is incapable of reading arbitrary icmps so you would
>need some other way to read icmps to make an icmp logger.
>
>> IRL  : Martin Svenningsson - Helsingborg, SWEDEN
>> MAIL : emmess AT triton DOT tripnet DOT se - finger for PGP
>-
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