Re: [RFC PATCH 09/12] qapi/qom: Convert rng-backend/random to class

[Markus Armbruster <armbru@redhat.com>]

Kevin Wolf <kwolf@redhat.com> writes:

> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> ---
>  qapi/qom.json | 22 ++++++++++++++++------
>  1 file changed, 16 insertions(+), 6 deletions(-)
>
> diff --git a/qapi/qom.json b/qapi/qom.json
> index ccd1167808..a167e91f67 100644
> --- a/qapi/qom.json
> +++ b/qapi/qom.json
> @@ -721,6 +721,16 @@
>  { 'struct': 'RngProperties',
>    'data': { '*opened': { 'type': 'bool', 'features': ['deprecated'] } } }
>  
> +##
> +# @rng-backend:
> +#
> +# Base class for random number generator backends
> +#
> +# Since: 1.3
> +##
> +{ 'class': 'rng-backend',
> +  'config': 'RngProperties' }
> +
>  ##
>  # @RngEgdProperties:
>  #
> @@ -736,18 +746,18 @@
>    'data': { 'chardev': 'str' } }
>  
>  ##
> -# @RngRandomProperties:
> +# @rng-random:
>  #
> -# Properties for rng-random objects.
> +# Random number generator backend using a host random number device
>  #
>  # @filename: the filename of the device on the host to obtain entropy from
>  #            (default: "/dev/urandom")
>  #
>  # Since: 1.3
>  ##
> -{ 'struct': 'RngRandomProperties',
> -  'base': 'RngProperties',
> -  'data': { '*filename': 'str' } }
> +{ 'class': 'rng-random',
> +  'parent': 'rng-backend',
> +  'config': { '*filename': 'str' } }
>  
>  ##
>  # @SevGuestProperties:
> @@ -889,7 +899,7 @@
>        'qtest':                      'QtestProperties',
>        'rng-builtin':                'RngProperties',
>        'rng-egd':                    'RngEgdProperties',
> -      'rng-random':                 { 'type': 'RngRandomProperties',
> +      'rng-random':                 { 'type': 'qom-config:rng-random',
>                                        'if': 'CONFIG_POSIX' },
>        'secret':                     'SecretProperties',
>        'secret_keyring':             { 'type': 'SecretKeyringProperties',

This generates struct q_obj_rng_random_config and struct
qom_config_rng_random.  Their names violate coding style.

The former struct appears to be unused.  Hmm, the next patch will use
it.  Okay.