[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date: Tue, 22 Nov 2011 06:31:00 +0100
From: Eric Dumazet <eric.dumazet@...il.com>
To: "Naveen B N (nbn)" <nbn@...co.com>
Cc: netdev@...r.kernel.org
Subject: Re: Get TOS from IP header
Le mardi 22 novembre 2011 à 07:06 +0530, Naveen B N (nbn) a écrit :
> Hi All,
>
> I want to get the TOS field content from IP header at
> my application which is using SCTP protocol.
> I know that it can be done by Using RAW socket but
> There is a over head of implementing the sctp at the
> Application layer .
> Is there a better way of getting a TOS field filled
> Which we received from IP header.
>
> I taught of adding code in kernel to recognize a socket option at the kernel,
> If this option is set just and get TOS contents in receive .
>
> Please let me know if this is the way to go about it or is there
> A better way to achieve the same .
>
I believe SCTP is not yet described in "man 7 ip", but since its
obviously an IP protocol, all things described in this man page should
work.
IP_RECVTOS (since Linux 2.2)
If enabled the IP_TOS ancillary message is passed with incoming packets.
It contains a byte which specifies the Type of Service/Precedence field of
the packet header. Expects a boolean integer flag.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists