Re: Varify char array value

From:
"Tom Serface" <tom.nospam@camaswood.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 10 Nov 2008 09:16:01 -0800
Message-ID:
<9433CC9C-955C-4F62-8899-B0F57DB8673A@microsoft.com>
Hi G,

I think most of us have done this sort of thing over the years for this very
reason. As you say, it is pretty straightforward if you know what you're
doing :o)

Tom

"Giovanni Dicanio" <giovanniDOTdicanio@REMOVEMEgmail.com> wrote in message
news:O7wqjU0QJHA.1164@TK2MSFTNGP03.phx.gbl...

"Joseph M. Newcomer" <newcomer@flounder.com> ha scritto nel messaggio
news:98qeh4povnh91mvkr7k54jnb454jubib0l@4ax.com...

It is sad that the network stacks are still trapped in the 1970s, and we
never got
wgethostname and therefore _tgethostname.


I'm not expert in networking, so I could miss something, but it seems that
host names are expressed by ASCII characters:

RFC 952
http://www.faqs.org/rfcs/rfc952.html

RFC 1123
http://www.ietf.org/rfc/rfc1123.txt

I think that the correct way is what you showed above, using conversion to
CString.

It is a good Exercise-For-The-Reader (as you often write :) to wrap the
code you posted above in a function something like this:

<code>

CString GetHostName()
{
    static const int maxChars = 256;
    char hostname[ maxChars ];
    gethostname( hostname, maxChars );
    // ...may signal error using exceptions...

    return CString( hostname ); // or use CA2T()
}

</code>

Giovanni

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