lkml.org 
[lkml]   [2015]   [Dec]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCHv3] printf: Add format for 8-byte EUI-64 type
On Wed, Dec 09, 2015 at 03:21:40PM -0800, Joe Perches wrote:
> On Wed, 2015-12-09 at 16:06 -0700, Keith Busch wrote:
> > MAC addresses may be formed using rules based on EUI-64, which is 2 bytes
> > longer than a typical 6-byte MAC. This patch adds a long specifier to
> > the %pM format to support the extended unique identifier.
> >
> > Since there are multiple valid possible permutations of format specifiers,
> > the decoding is done in a loop, and the default ':' separator is
> > initialized at declaration time. A side effect of this allows 'F' and
> > 'R' both be specified, so these are appended to the documentation.
>
> Just thought of this:
>
> An alternative is using a format of "%8phC"
>
> Is there a use case for a bluetooth or FDDI EUI-64?

*facepalm*

I didn't know that format, but it satisfies my needs. I am not aware of
bluetooth or fddi using eui64, so I've no problem withdrawing the patch.
I'll just fix up the one that depended on it.


\
 
 \ /
  Last update: 2015-12-10 16:21    [W:0.080 / U:0.044 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site