[PATCH net-next 10/11] tools: ynl: decode hex input

[Donald Hunter]

Asbjørn Sloth Tønnesen <ast at fiberby.net> writes:

> This patch add support for decoding hex input, so
> that binary attributes can be read through --json.
>
> Example (using future wireguard.yaml):
>  $ sudo ./tools/net/ynl/pyynl/cli.py --family wireguard \
>    --do set-device --json '{"ifindex":3,
>      "private-key":"2a ae 6c 35 c9 4f cf <... to 32 bytes>"}'
>
> Signed-off-by: Asbjørn Sloth Tønnesen <ast at fiberby.net>

Reviewed-by: Donald Hunter <donald.hunter at gmail.com>

FWIW, the hex can include spaces or not when using bytes.fromhex(). When
formatting hex for output, I chose to include spaces, but I don't really
know if that was a good choice or not.