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Re: aligning control message ancillary data
On Thu, Jun 19, 2008 at 12:13:32PM +0200, Martin Husemann wrote:
> On Thu, Jun 19, 2008 at 05:11:28AM +0000, Michael van Elst wrote:
> > Forcing CMSG_ALIGN(cm->cmsg_len) == control->m_len ensures all this,
> > but it is stricter than necessary. A more relaxed check as described
> > above can handle either 'idiom' in use.
> Right - but changing it would IMHO only make sense where it allows
> application to work with a sane idiom that worked on (say) NetBSD 4.0 but
> does not work in current. Are there any such cases?
The only in-tree program using cmsg seems to be ssh.
Michael van Elst
"A potential Snark may lurk in every tree."
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