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Message from discussion How to modify a packet tag during during routing by RouteInput ()? [Bug 624]
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Mathieu Lacage  
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 More options Jul 5 2009, 9:02 am
From: Mathieu Lacage <mathieu.lac...@sophia.inria.fr>
Date: Sun, 05 Jul 2009 15:02:31 +0200
Local: Sun, Jul 5 2009 9:02 am
Subject: Re: How to modify a packet tag during during routing by RouteInput ()? [Bug 624]
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On Sun, 2009-07-05 at 05:45 -0700, Wilson Thong wrote:
> - Packet::PeekPacketTag (Tag &tag) only copies the tag to its output
> argument,
> instead of returning the reference to the actually tag. Thus, any
> changes to
> the "peeked" tag has no effect to the actual tag that is being
> "peeked".

Yes, this is on purpose: PeekPacketTag creates a copy of the tag. I
guess that the real problem for you is that RouteInput should take a
non-const packet pointer.

Mathie


 
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