RE: [ECOS] RedBoot: __eth_install_handler?

[Gary Thomas <gthomas@cambridge.redhat.com>]

On 22-Jan-2001 Grant Edwards wrote:
> 
> In RedBoot's net.h file, there's a declaration for
> __eth_install_handler(), which would seem from the declaration to
> do exactly what I want to do: set a call-back to handle packets
> with Ethernet protocol type <whatever>.
> 
> That functionality hasn't been implemented, so I'm about to
> implement it.  
> 
> Were I doing this just for myself, I would probably just use
> CYG_HAL_TABLE_xxxx to set up handlers at compile/link time and
> not bother with run-time handler set up.  It's a bit simpler,
> and you don't to guess ahead of time how many different handler
> need to be allowed.  [I really like the HAL_TABLE mechanism:
> it's quite clever, and it's something that I've needed on a
> number of occasions.]
> 
> However, if people think run-time handler set-up is useful,
> I'll go ahead and implement the existing API instead of using
> the HAL_TABLE method.

Setting up the handler at runtime is much better IMHO.  This allows
for differing handlers depending on the situation, etc.  In fact,
I just added similar functionality for ICMP packets.