linux-kernel - Re: [RFC PATCHv3] printk: add %pM format specifier for MAC addresses

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20081027233153.GA11367@x200.localdomain>
Date:	Tue, 28 Oct 2008 02:31:53 +0300
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Harvey Harrison <harvey.harrison@...il.com>
Cc:	David Miller <davem@...emloft.net>, johannes@...solutions.net,
	anders@...uras.de, netdev@...r.kernel.org,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCHv3] printk: add %pM format specifier for MAC
	addresses

On Mon, Oct 27, 2008 at 04:14:14PM -0700, Harvey Harrison wrote:
> On Mon, 2008-10-27 at 15:47 -0700, David Miller wrote:
> > From: Harvey Harrison <harvey.harrison@...il.com>
> > Date: Mon, 27 Oct 2008 12:59:02 -0700
> > 
> > > Add format specifiers for printing out six colon-separated bytes:
> > > 
> > > MAC addresses (%pM):
> > > xx:xx:xx:xx:xx:xx
> > > 
> > > %#pM is also supported and omits the colon separators.
> > > 
> > > Signed-off-by: Harvey Harrison <harvey.harrison@...il.com>
> > 
> > Applied, thanks.
> 
> Did you happen to have a preference with regard to the specifier for
> IPv6 addresses:
> 
> I was thinking of using %pI6 to replace NIP6() and NIP6_FMT and using
> %#pI6 for NIP6_SEQFMT.
> 
> On the IPv4 side, maybe use %pI4 for network endian NIPQUAD() and NIPQUAD_FMT
> and then %#pI4 for host-endian HIQUAD(), as displaying the IPv4 address without
> the periods isn't useful?

%#pI4 is horrible and %p4 and %p6 were cool.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/