Re: Re[2]: [COSMETIC] ether address zero truncate

On Wed, 2003-04-30 at 02:40, Nick Fedchik wrote:
> Hello Bart De Schuymer,
> Wednesday, April 30, 2003, 9:21:28, you wrote:
> >>   -s 0:3:47:6e:86:e2 -j ACCEPT
> >>
> >> The ether_ntoa() function (used by ebtables) doesn't print leading
> >> zeroes.
> >> Other commands do.  (arp -an, brctl showmacs ...)
> That commands do not used glibc.
> brctl has own functions, arp used /proc/net/arp (IADM).
> 
> BDS> It used to be like that but was then changed, I'm personally in favor of 
> BDS> always printing 2 digits too. So unless someone gives a good reason why we 
> BDS> should not use it I'll change it back to the old style.
> 
> First, it's not so hard to parse one zero instead of two zeroes by Perl.
> Perl has powerful regexps to do that.

I wanted to use bash, awk, sort, sed, grep, diff, comm, etc.  They don't
have the powerful regexps that make it easy.  Even C would be hard to
use.  So I have to use perl, which is large. 

> Second, I prefer to print out by %2.2X modifier too, but the functions used
> from glibc NSS part. Ask to glibc-devel maillist about.
> 
> It has reason to leave it "as is" for compatibility.
> That's because I has intention to use /etc/ethers database by ebtables
> for name usage instead of full MAC-address.

Compatibility with....?
-- 
Oscar Fudd <[email protected]>



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