Date: Mon, 8 Mar 2004 23:29:39 +0200 From: Ruslan Ermilov <ru@freebsd.org> To: Gleb Smirnoff <glebius@cell.sick.ru>, julian@freebsd.org, archie@freebsd.org, freebsd-net@freebsd.org Subject: Re: kern/63864: [patch] new control message for ng_iface(4) - getifindex Message-ID: <20040308212939.GB30394@ip.net.ua> In-Reply-To: <20040308102033.GA66247@cell.sick.ru> References: <200403072302.i27N2StR008804@freefall.freebsd.org> <20040308102033.GA66247@cell.sick.ru>
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[-- Attachment #1 --] On Mon, Mar 08, 2004 at 01:20:33PM +0300, Gleb Smirnoff wrote: > On Sun, Mar 07, 2004 at 03:02:28PM -0800, Ruslan Ermilov wrote: > R> Synopsis: [patch] new control message for ng_iface(4) - getifindex > R> > R> State-Changed-From-To: open->closed > R> State-Changed-By: ru > R> State-Changed-When: Sun Mar 7 15:01:03 PST 2004 > R> State-Changed-Why: > R> Committed with tiny modifications, thanks! > > I have one more idea. Currently we have got 3 interface nodes: ng_ether, ng_iface, > ng_eiface. 2 of them already support "getifindex" message, imagine I (or someone else) send > you patch tomorrow, which adds support to ng_eiface. OK, now all three support. May be > in future some new interface nodes will be developed. > > Imagine the following: you have node, which is connected to some generic > interface (it doesn't know which node type exactly). This node wants to > determine interface index of attached interfac. It would send 3 "getifindex" messages with 3 > different cookies. Two of messages will always fail, and one return. This is not nice. > > What I suggest: create a new semi-generic cookie NGM_GENERICIFACE_COOKIE, which will be > supported by all interface nodes. Put NGM_GENERICIFACE_GETIFINDEX message under > NGM_GENERICIFACE_COOKIE case brackets. If you like this idea, please reply me. And I'll send > patches. > How do you think "ngctl msg ng0: getifindex" works? ;) Cheers, -- Ruslan Ermilov FreeBSD committer ru@FreeBSD.org [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFATOXDUkv4P6juNwoRAjcsAJ9iG7fvCw5klJ7niMNWHiy74YxEfwCfS/hg Z0+iqydq1wo52dqKXojhq4A= =7B7V -----END PGP SIGNATURE-----home | help
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