netlink socket help

netlink socket help

[Jyotheeswara Rao Kurma]

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How to get kernel route table ( not cache ) into user space , using
netlink sockets, i tried with NLM_F_ROOT option. but it is giving the 
route cache . 

Any help ?

Jyotheesh

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Re: netlink socket help

[Andi Kleen]

"Jyotheeswara Rao Kurma" <jyotheeswara.rao@wipro.com> writes:


> How to get kernel route table ( not cache ) into user space , using
> netlink sockets, i tried with NLM_F_ROOT option. but it is giving the 
> route cache . 

Don't set the RTM_F_CLONED flag in the request.

-Andi

Re: netlink socket help

[Jyotheeswara Rao Kurma]

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> > How to get kernel route table ( not cache ) into user space , using
> > netlink sockets, i tried with NLM_F_ROOT option. but it is 
> giving the 
> > route cache . 
> 
> Don't set the RTM_F_CLONED flag in the request.
> 

  But still getting entries more than what route/netstat  command is 
  showing.  Any thing else ? 

> -Andi
> 


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Re: netlink socket help

[Andi Kleen]

On Wed, Dec 05, 2001 at 04:10:58PM +0500, Jyotheeswara Rao Kurma wrote:
> 
> > > How to get kernel route table ( not cache ) into user space , using
> > > netlink sockets, i tried with NLM_F_ROOT option. but it is 
> > giving the 
> > > route cache . 
> > 
> > Don't set the RTM_F_CLONED flag in the request.
> > 
> 
>   But still getting entries more than what route/netstat  command is 
>   showing.  Any thing else ? 

route/netsta don't show the whole picture. they are just for compatibility
and just show what can be expressed in the old ioctls. The in kernel
routing table is more rich. 


-Andi