how ipfw firewall is implemented in the kernel

Hi, Can anyone please help me understand how the IPFW firewall is implemented in the kernel. I have created new ACTIONS in ipfw. I have already implemented in the userland. Now i need to check the IPFW rule list (in ip_input.c and in ip_output.c) and call a custom routine if there is a match to

Re: how ipfw firewall is implemented in the kernel

On Wednesday 14 January 2009 18:32:07 Biks N wrote: Hi, Can anyone please help me understand how the IPFW firewall is implemented in the kernel. I have created new ACTIONS in ipfw. I have already implemented in the userland. Now i need to check the IPFW rule list (in ip_input.c and in

Re: how ipfw firewall is implemented in the kernel

Thanks a lot! That was really very helpful!!! On Wed, Jan 14, 2009 at 1:42 PM, Max Laier m...@love2party.net wrote: On Wednesday 14 January 2009 18:32:07 Biks N wrote: Hi, Can anyone please help me understand how the IPFW firewall is implemented in the kernel. I have created new ACTIONS in