Date: Tue, 23 Oct 2001 21:53:54 -0700 From: Marcel Moolenaar <marcel@xcllnt.net> To: Dag-Erling Smorgrav <des@ofug.org> Cc: Martin Blapp <mb@imp.ch>, freebsd-emulation@FreeBSD.ORG Subject: Re: linux_connect() broken for linux_base-7 Message-ID: <20011023215354.A2044@dhcp01.pn.xcllnt.net> In-Reply-To: <xzpbsiy4ld7.fsf@flood.ping.uio.no> References: <20011022204208.Q29117-200000@levais.imp.ch> <20011022214353.A55317@dhcp01.pn.xcllnt.net> <xzpbsiy4ld7.fsf@flood.ping.uio.no>
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On Tue, Oct 23, 2001 at 02:00:20PM +0200, Dag-Erling Smorgrav wrote:
> Marcel Moolenaar <marcel@xcllnt.net> writes:
> > \begin{quote}
> > Just FYI, the linux_base-7 resolver library uses sockaddr_in6's with
> > AF_INET and just the inet part filled in, but FreeBSD doesn't allow
> > using the wrong sized sockaddr. This is going to require some
> > serious hackery in the Linux compatability stuff, since it's
> > the FreeBSD syscall's responsibility to copyin() the socket address
> > argument; if the compatability stuff wants to modify it it's going
> > to have to find somewhere that it can copyin() from to stash the
> > modified one...
> > \end{quote}
>
> That would be the stackgap, right?
Yes.
> > In a following email he supplied a patch:
>
> It won't build on Alpha. You need to move linux_to_bsd_namelen() out
> of the #indef __alpha__ block. Apart from that, it looks right; I
> haven't tested it though.
Me neither. I just forwarded it :-)
--
Marcel Moolenaar USPA: A-39004 marcel@xcllnt.net
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