From owner-freebsd-net  Sun Jan 27 11:29:38 2002
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From: Archie Cobbs <archie@dellroad.org>
Message-Id: <200201262038.g0QKchm35896@arch20m.dellroad.org>
Subject: Re: Netgraph
In-Reply-To: <Pine.BSF.4.21.0201251152390.32983-100000@InterJet.elischer.org>
 "from Julian Elischer at Jan 25, 2002 11:57:28 am"
To: Julian Elischer <julian@elischer.org>
Date: Sat, 26 Jan 2002 12:38:43 -0800 (PST)
Cc: ome ome <olivmet@yahoo.com>, freebsd-net@FreeBSD.ORG
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Julian Elischer writes:
> you need to attach the tty node to a tty using the regular
> terminal "line disciplin" methods.
> (similar to the way the ppp protocol handler is attached to a tty
> for kernel ppp)

Right.. you can only create an ng_tty node by installing it
as a line discipline, e.g., something like this:

    #include <sys/ttycom.h>

    int fd, disc;

    fd = open("/dev/cuaa0", O_RDWR);
    disc = NETGRAPHDISC;
    ioctl(fd, TIOCSETD, &disc);

    ...

-Archie

__________________________________________________________________________
Archie Cobbs     *     Packet Design     *     http://www.packetdesign.com

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