Re: aligning control message ancillary data

[christos%astron.com@localhost (Christos Zoulas)]

In article <20080619120303.GA28643%serpens.de@localhost>,
Michael van Elst  <mlelstv%serpens.de@localhost> wrote:
>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.

and racoon.

christos