BPF_MISC+BPF_COP and BPF_COPX

Mindaugas Rasiukevicius rmind at netbsd.org
Thu Aug 29 15:28:49 UTC 2013


Hi,

Adrian Chadd <adrian at freebsd.org> wrote:
> >> > It provides us a capability to offload more complex packet
> >> > processing. My primary user would be NPF in NetBSD, e.g. one of the
> >> > operations is to lookup an IP address in a table/ipset.
> >
> > I would like to coordinate the reservation of BPF opcodes though.
> 
> That's a good idea. I have no problem with that.
> 

I have added these to the NetBSD tree:

 #define BPF_MISCOP(code) ((code) & 0xf8)
 #define		BPF_TAX		0x00
+#define		BPF_COP		0x20
+#define		BPF_COPX	0x40
 #define		BPF_TXA		0x80

Would you like to reserve them in FreeBSD as well?

Thanks.

-- 
Mindaugas


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