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object: add object_property_add_bool (v2)

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Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
v1 -> v2
 - Fix whitespace (Andreas Faerber)
This commit is contained in:
Anthony Liguori 2012-06-25 10:32:46 -05:00
parent 68d98d3e42
commit 0e5588438d
2 changed files with 72 additions and 0 deletions
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16
include/qemu/object.h
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@ -946,6 +946,22 @@ void object_property_add_str(Object *obj, const char *name,
void (*set)(Object *, const char *, struct Error **),
struct Error **errp);
/**
* object_property_add_bool:
* @obj: the object to add a property to
* @name: the name of the property
* @get: the getter or NULL if the property is write-only.
* @set: the setter or NULL if the property is read-only
* @errp: if an error occurs, a pointer to an area to store the error
*
* Add a bool property using getters/setters. This function will add a
* property of type 'bool'.
*/
void object_property_add_bool(Object *obj, const char *name,
bool (*get)(Object *, struct Error **),
void (*set)(Object *, bool, struct Error **),
struct Error **errp);
/**
* object_child_foreach:
* @obj: the object whose children will be navigated

56
qom/object.c
View File

@ -1183,6 +1183,62 @@ void object_property_add_str(Object *obj, const char *name,
prop, errp);
}
typedef struct BoolProperty
{
bool (*get)(Object *, Error **);
void (*set)(Object *, bool, Error **);
} BoolProperty;
static void property_get_bool(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
{
BoolProperty *prop = opaque;
bool value;
value = prop->get(obj, errp);
visit_type_bool(v, &value, name, errp);
}
static void property_set_bool(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
{
BoolProperty *prop = opaque;
bool value;
Error *local_err = NULL;
visit_type_bool(v, &value, name, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
prop->set(obj, value, errp);
}
static void property_release_bool(Object *obj, const char *name,
void *opaque)
{
BoolProperty *prop = opaque;
g_free(prop);
}
void object_property_add_bool(Object *obj, const char *name,
bool (*get)(Object *, Error **),
void (*set)(Object *, bool, Error **),
Error **errp)
{
BoolProperty *prop = g_malloc0(sizeof(*prop));
prop->get = get;
prop->set = set;
object_property_add(obj, name, "bool",
get ? property_get_bool : NULL,
set ? property_set_bool : NULL,
property_release_bool,
prop, errp);
}
static char *qdev_get_type(Object *obj, Error **errp)
{
return g_strdup(object_get_typename(obj));