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Date: Mon, 01 Sep 2008 13:54:10 +0100
From: "Bruce M. Simpson" <bms@FreeBSD.org>
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To: debarshi.ray@gmail.com
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Cc: FreeBSD networking and TCP/IP list <freebsd-net@freebsd.org>
Subject: Re: reading routing table
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Debarshi Ray wrote:
> I am implementing a library/utility which basically encompasses the
> features of the traditional route utilities and those of newer tools
> (like ip from iproute2), which are mostly specific to a particular
> kernel. The overpowering objective is to make the library/utility work
> uniformly across all different kernels, so that programs like
> NetworkManager have a portable library/utility to use instead of the
> Linux-kernel specific ip which is now being used.
>   

Why don't you just use XORP's FEA code?
It already does all this under a BSD-type license.

cheers
BMS