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ndisc_get_neigh() in Kernel Module

DISCUSSION Matthew Jakeman 1 participant 1 message Jun 12, 2009

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Hi all,

Apologies if this is the wrong list and could someone please point me in the direction of a correct one if so.

I am writing a module (for kernel version 2.6.28) and I need to perform an IPv6 neighbour lookup on an address as I have a packet before it has got to the network code and had the MAC header prepended in the skbuff.

After looking about in the kernel code I came across ndisc_get_neigh() which seemed to suit me perfectly but I can't use it because nd_tbl is not exported by the kernel.

Are there any other ways for me to do the same thing that ndisc_get_neigh() does? I guess this is unlikely without having access to nd_tbl but if anyone could point me in the direction of another way to perform this operation it would be much appreciated.

Cheers
Matt