netfilter query

[cranium2003]

hello,
        how can i use packets in userspace using
netfilter. i want some sample examples that
manipulates on packet.
        Also,which headers are added when packet
reaches to netfilter hook NF_IP_LOCAL_OUT? I found
TCP/UDP/ICMP ,IP. Is that correct?

regards,
cranium



		
__________________________________ 
Do you Yahoo!? 
The all-new My Yahoo! - Get yours free! 
http://my.yahoo.com 
 

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/