From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gary Thomas To: Grant Edwards Cc: ecos-discuss@sources.redhat.com Subject: RE: [ECOS] RedBoot: __eth_install_handler? Date: Mon, 22 Jan 2001 12:04:00 -0000 Message-id: References: <20010122135829.A24681@visi.com> X-SW-Source: 2001-01/msg00369.html 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 . > > 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.