Re: [lwip-devel] New Hook IP function for output packages

[Simon Goldschmidt]

Daniel Lastanao <daniel13lm@gmail.com> wrote:
>I am thinking about implementing a LWIP_HOOK_IP4_OUTPUT and a
>LWIP_HOOK_IP6_OUTPUT hook function, for the following reasons, in the first
>place I do not understand why exists an INPUT hook function
>(LWIP_HOOK_IP4_INPUT, LWIP_HOOK_IP6_INPUT) and not an OUTPUT hook function,

Nearly everything in lwip exists because someone has needed it and implemented 
it. The lack of an output hook simply suggests no one has needed it before.

>in second place I need it for my study project. I have been looking for
>information and no one has said it before. I do not know how it could be
>done, all help is welcome.

I wouldn't see a reason to reject a patch adding such a hook.

Regards,
Simon