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Date: Thu, 22 Mar 2001 13:31:51 -0500 (EST)
From: Garrett Wollman <wollman@khavrinen.lcs.mit.edu>
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To: Alfred Perlstein <alfred@FreeBSD.org>
Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/lib/libc/rpc clnt_vc.c svc_vc.c src/sys/sys socket.h src/usr.sbin/rpcbind pmap_svc.c rpcb_svc_com.c src/usr.sbin/keyserv Makefile keyserv.c keyserv.h keyserv_uid.c
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<<On Thu, 22 Mar 2001 10:26:59 -0800, Alfred Perlstein <alfred@FreeBSD.org> said:

> Yeah, but it's disgusting, at least I can't see a sane way of declaring
> the cmessage type without using it, here's what you can do:

> 1) leave it in sys/socket.h

Bad for reasons already discussed.

> 2) put the cmessage struct in each file

Fine.

> 3) declare consumers of cmessage as so:
> 	struct {
> 		struct cmsghdr cmsg;
> 		struct cmsgcred cmcred;
> 	} cm;

Effectively same as (2).

> 4) or do this:
> 	char cm[sizeof(struct cmsghdr) + sizeof(struct cmsgcred)];

Might not align struct cmsgcred properly.

-GAWollman


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