Re: [PATCHv3] printf: Add format for 8-byte EUI-64 type

[Joe Perches]

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?

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