Make it easy to add read-only helpers for simple integer properties in memory.
Reviewed-by: Paolo Bonzini <pbonz...@redhat.com> Signed-off-by: Michael S. Tsirkin <m...@redhat.com> --- include/qom/object.h | 21 ++++++++++++++++++ qom/object.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 81 insertions(+) diff --git a/include/qom/object.h b/include/qom/object.h index e3a16e4..3b75f5a 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -795,6 +795,27 @@ void object_property_add(Object *obj, const char *name, const char *type, void object_property_del(Object *obj, const char *name, Error **errp); /** + * object_property_add_uint8_ptr: + * object_property_add_uint16_ptr: + * object_property_add_uint32_ptr: + * object_property_add_uint64_ptr: + * @obj: the object to add a property to + * @name: the name of the property + * @v: pointer to value + * + * Add an integer property in memory. This function will add a + * property of the appropriate type. + */ +void object_property_add_uint8_ptr(Object *obj, const char *name, + const uint8_t *v, Error **errp); +void object_property_add_uint16_ptr(Object *obj, const char *name, + const uint16_t *v, Error **errp); +void object_property_add_uint32_ptr(Object *obj, const char *name, + const uint32_t *v, Error **errp); +void object_property_add_uint64_ptr(Object *obj, const char *name, + const uint64_t *v, Error **Errp); + +/** * object_property_find: * @obj: the object * @name: the name of the property diff --git a/qom/object.c b/qom/object.c index e90e382..b617f26 100644 --- a/qom/object.c +++ b/qom/object.c @@ -1344,6 +1344,66 @@ static char *qdev_get_type(Object *obj, Error **errp) return g_strdup(object_get_typename(obj)); } +static void property_get_uint8_ptr(Object *obj, Visitor *v, + void *opaque, const char *name, + Error **errp) +{ + uint8_t value = *(uint8_t *)opaque; + visit_type_uint8(v, &value, name, errp); +} + +static void property_get_uint16_ptr(Object *obj, Visitor *v, + void *opaque, const char *name, + Error **errp) +{ + uint16_t value = *(uint16_t *)opaque; + visit_type_uint16(v, &value, name, errp); +} + +static void property_get_uint32_ptr(Object *obj, Visitor *v, + void *opaque, const char *name, + Error **errp) +{ + uint32_t value = *(uint32_t *)opaque; + visit_type_uint32(v, &value, name, errp); +} + +static void property_get_uint64_ptr(Object *obj, Visitor *v, + void *opaque, const char *name, + Error **errp) +{ + uint64_t value = *(uint64_t *)opaque; + visit_type_uint64(v, &value, name, errp); +} + +void object_property_add_uint8_ptr(Object *obj, const char *name, + const uint8_t *v, Error **errp) +{ + object_property_add(obj, name, "uint8", property_get_uint8_ptr, + NULL, NULL, (void *)v, errp); +} + +void object_property_add_uint16_ptr(Object *obj, const char *name, + const uint16_t *v, Error **errp) +{ + object_property_add(obj, name, "uint16", property_get_uint16_ptr, + NULL, NULL, (void *)v, errp); +} + +void object_property_add_uint32_ptr(Object *obj, const char *name, + const uint32_t *v, Error **errp) +{ + object_property_add(obj, name, "uint32", property_get_uint32_ptr, + NULL, NULL, (void *)v, errp); +} + +void object_property_add_uint64_ptr(Object *obj, const char *name, + const uint64_t *v, Error **errp) +{ + object_property_add(obj, name, "uint64", property_get_uint64_ptr, + NULL, NULL, (void *)v, errp); +} + static void object_instance_init(Object *obj) { object_property_add_str(obj, "type", qdev_get_type, NULL, NULL); -- MST