Re: Serial port over TCP/IP

H. Peter Anvin (hpa@zytor.com)
6 Apr 2003 19:37:57 -0700


Followup to: <200304061447.46393.freesoftwaredeveloper@web.de>
By author: Michael Buesch <freesoftwaredeveloper@web.de>
In newsgroup: linux.dev.kernel
>
> Is it possible to make a char-dev (a serial device ttyS0)
> available via TCP/IP on a network like it is possible
> for block-devices like a harddisk via nbd?
> Is kernel-support for this present?
> If not, is it technically possible to develop such a driver?
>

I think what you need is the enhanced pty driver patch which was
posted recently, which made is possible for a user-space process to
also capture ioctls() such as baud rate setting etc. Then the rest of
the work can be done in userspace.

-hpa

-- 
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
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