From: Randi <nightdecoder@gmail.com>
To: Chris Donovan <alienresidents@gmail.com>
Cc: linux-c-programming@vger.kernel.org
Subject: Re: UDP data
Date: Thu, 10 Feb 2011 12:14:29 +0700 [thread overview]
Message-ID: <1297314869.2205.48.camel@godart> (raw)
In-Reply-To: <AANLkTik991ekzViW3e_amoNiO=4LB30snwbvDrwu61Nz@mail.gmail.com>
Chris, optional means it can be enable or not, how to enable it and get
the header to verify the checksum.
On Thu, 2011-02-10 at 15:14 +1100, Chris Donovan wrote:
> Yes the checksum is for the header and data.
> Keep in mind that the checksum value is optional in ipv4, but required in ipv6.
>
> Chris-
>
> On Thu, Feb 10, 2011 at 2:41 PM, Randi <nightdecoder@gmail.com> wrote:
> > Hi All,
> >
> > Since UDP socket is not reliable, what the common way in user level to
> > check UDP communication's data for error (eg. malformed, corrupted,
> > etc.)? is the checksum field in the UDP header (struct udphdr) intended
> > to this problem?
> >
> > Randi
next prev parent reply other threads:[~2011-02-10 5:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <AANLkTimck7ar6JPzSnNZo_baTz1usHLeUFxkL8GaqriV@mail.gmail.com>
2011-02-03 14:50 ` dynamic shared library ratheesh k
2011-02-03 14:59 ` Michal Nazarewicz
2011-02-10 3:41 ` UDP data Randi
2011-02-10 4:14 ` Chris Donovan
2011-02-10 5:14 ` Randi [this message]
2011-02-10 15:41 ` Glynn Clements
2011-02-10 18:43 ` David Astua
2011-02-10 20:49 ` Chris Donovan
2011-03-19 21:57 ` dynamic shared library Hendrik Visage
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