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Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-li
From: |
Eduardo Habkost |
Subject: |
Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties |
Date: |
Tue, 26 Jan 2016 13:35:38 -0200 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Mon, Jan 25, 2016 at 11:24:47AM +0300, Valentin Rakush wrote:
> This patch adds support for qom-type-prop-list command to list object
> class properties. A later patch will use this functionality to
> implement x86_64-cpu properties.
>
> Signed-off-by: Valentin Rakush <address@hidden>
> Cc: Luiz Capitulino <address@hidden>
> Cc: Eric Blake <address@hidden>
> Cc: Markus Armbruster <address@hidden>
> Cc: Andreas Färber <address@hidden>
> Cc: Daniel P. Berrange <address@hidden>
> Cc: Eduardo Habkost <address@hidden>
> ---
[...]
> diff --git a/qmp.c b/qmp.c
> index 53affe2..baf25c0 100644
> --- a/qmp.c
> +++ b/qmp.c
> @@ -460,6 +460,37 @@ ObjectTypeInfoList *qmp_qom_list_types(bool
> has_implements,
> return ret;
> }
>
> +ObjectPropertyInfoList *qmp_qom_type_prop_list(const char *typename, Error
> **errp)
> +{
> + ObjectClass *klass;
> + ObjectPropertyInfoList *props = NULL;
> + ObjectProperty *prop;
> + ObjectPropertyIterator iter;
> +
> + klass = object_class_by_name(typename);
> + if (!klass) {
> + error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
> + "Object class '%s' not found", typename);
> + return NULL;
> + }
> +
> + object_class_property_iter_init(&iter, klass);
> + while ((prop = object_property_iter_next(&iter))) {
> + ObjectPropertyInfoList *entry = g_new0(ObjectPropertyInfoList, 1);
> +
> + if (entry) {
> + entry->value = g_new0(ObjectPropertyInfo, 1);
> + entry->next = props;
> + props = entry;
> +
> + entry->value->name = g_strdup(prop->name);
> + entry->value->type = g_strdup(prop->type);
> + }
> + }
> +
> + return props;
> +}
> +
We already have "-device <type>,help", and it uses a completely
different mechanism for listing properties. There's no reason for
having two arbitrarily different APIs for listing properties
returning different results.
If qmp_device_list_properties() is not enough for you, please
clarify why, so we can consider improving it.
> /* Return a DevicePropertyInfo for a qdev property.
> *
> * If a qdev property with the given name does not exist, use the given
> default
> diff --git a/qom/object.c b/qom/object.c
> index 5ff97ab..cabd91d 100644
> --- a/qom/object.c
> +++ b/qom/object.c
> @@ -994,6 +994,13 @@ ObjectProperty *object_property_find(Object *obj, const
> char *name,
> return NULL;
> }
>
> +void object_class_property_iter_init(ObjectPropertyIterator *iter,
> + ObjectClass *klass)
> +{
> + g_hash_table_iter_init(&iter->iter, klass->properties);
> + iter->nextclass = object_class_get_parent(klass);
> +}
> +
> void object_property_iter_init(ObjectPropertyIterator *iter,
> Object *obj)
> {
> --
> 1.8.3.1
>
--
Eduardo
- [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Valentin Rakush, 2016/01/25
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties,
Eduardo Habkost <=
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Eric Blake, 2016/01/26
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Daniel P. Berrange, 2016/01/26
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Eduardo Habkost, 2016/01/26
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Daniel P. Berrange, 2016/01/26
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Valentin Rakush, 2016/01/27
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Eduardo Habkost, 2016/01/27
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Daniel P. Berrange, 2016/01/27
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Valentin Rakush, 2016/01/29
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Eduardo Habkost, 2016/01/29
- Re: [Qemu-devel] [PATCH v5] qom, qmp, hmp, qapi: create qom-type-prop-list for class properties, Valentin Rakush, 2016/01/31
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