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Re: [lwip-users] Issue with udp_input() and source ports

From: Kieran Mansley
Subject: Re: [lwip-users] Issue with udp_input() and source ports
Date: Mon, 10 Aug 2009 11:26:58 +0100

On Thu, 2009-08-06 at 15:36 -0700, Brian Lam wrote:
> I looked into udp.c and saw that udp_input() checks both the source and
> destination port of connected pcbs before it considers it a match(line
> 195, rev 1.109). I think that this may be in violation of RFC 768 which
> states that:
> "Source Port is an optional field, when meaningful, it indicates the port
> of the sending  process,  and may be assumed  to be the port  to which a
> reply should  be addressed  in the absence of any other information.  If
> not used, a value of zero is inserted."

Could you file a bug for this on savannah?



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