Implement custom network protocol for local processes

[Kfir Lavi]

On Mon, Jan 17, 2011 at 11:43 PM, John Mahoney <jmahoney at waav.com> wrote:

> On Mon, Jan 17, 2011 at 4:24 PM, Kfir Lavi <lavi.kfir at gmail.com> wrote:
> > Hi,
> > How can one implement custom header network protocol.
> > I mean header that wraps regular network packets like ethernet, udp, tcp,
> > etc...
> > The sending of this custom packets is done between processes running
> > locally.
> > ie. I get a Ethernet packet, inspect it, then add my custom header and
> > forward
> > it to another process that listens to a socket, and expect to get data
> > wrapped with
> > this custom header.
> >
> > What is a good way to go about and implement this thing?
>
> Have you looked at the tun/tap drivers?
>
> Yes I did, they can work for me, but I need to modify the code.
They expect  certain protocols and are not passing anything.
It is a bit ugly to go this way.

Also, try asking this question on a network specific list.
>
> --
> John
>
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