* Author: Daniel P. Berrange <berrange@redhat.com>
*/
+#include "qemu/osdep.h"
#include <glib.h>
+#include "qapi/error.h"
#include "qom/object.h"
#include "qemu/module.h"
dummy_get_bv,
dummy_set_bv,
NULL);
- object_property_add_str(obj, "sv",
- dummy_get_sv,
- dummy_set_sv,
- NULL);
- object_property_add_enum(obj, "av",
- "DummyAnimal",
- dummy_animal_map,
- dummy_get_av,
- dummy_set_av,
- NULL);
}
+
+static void dummy_class_init(ObjectClass *cls, void *data)
+{
+ object_class_property_add_bool(cls, "bv",
+ dummy_get_bv,
+ dummy_set_bv,
+ NULL);
+ object_class_property_add_str(cls, "sv",
+ dummy_get_sv,
+ dummy_set_sv,
+ NULL);
+ object_class_property_add_enum(cls, "av",
+ "DummyAnimal",
+ dummy_animal_map,
+ dummy_get_av,
+ dummy_set_av,
+ NULL);
+}
+
+
static void dummy_finalize(Object *obj)
{
DummyObject *dobj = DUMMY_OBJECT(obj);
.instance_init = dummy_init,
.instance_finalize = dummy_finalize,
.class_size = sizeof(DummyObjectClass),
+ .class_init = dummy_class_init,
+};
+
+
+/*
+ * The following 3 object classes are used to
+ * simulate the kind of relationships seen in
+ * qdev, which result in complex object
+ * property destruction ordering.
+ *
+ * DummyDev has a 'bus' child to a DummyBus
+ * DummyBus has a 'backend' child to a DummyBackend
+ * DummyDev has a 'backend' link to DummyBackend
+ *
+ * When DummyDev is finalized, it unparents the
+ * DummyBackend, which unparents the DummyDev
+ * which deletes the 'backend' link from DummyDev
+ * to DummyBackend. This illustrates that the
+ * object_property_del_all() method needs to
+ * cope with the list of properties being changed
+ * while it iterates over them.
+ */
+typedef struct DummyDev DummyDev;
+typedef struct DummyDevClass DummyDevClass;
+typedef struct DummyBus DummyBus;
+typedef struct DummyBusClass DummyBusClass;
+typedef struct DummyBackend DummyBackend;
+typedef struct DummyBackendClass DummyBackendClass;
+
+#define TYPE_DUMMY_DEV "qemu-dummy-dev"
+#define TYPE_DUMMY_BUS "qemu-dummy-bus"
+#define TYPE_DUMMY_BACKEND "qemu-dummy-backend"
+
+#define DUMMY_DEV(obj) \
+ OBJECT_CHECK(DummyDev, (obj), TYPE_DUMMY_DEV)
+#define DUMMY_BUS(obj) \
+ OBJECT_CHECK(DummyBus, (obj), TYPE_DUMMY_BUS)
+#define DUMMY_BACKEND(obj) \
+ OBJECT_CHECK(DummyBackend, (obj), TYPE_DUMMY_BACKEND)
+
+struct DummyDev {
+ Object parent_obj;
+
+ DummyBus *bus;
+};
+
+struct DummyDevClass {
+ ObjectClass parent_class;
+};
+
+struct DummyBus {
+ Object parent_obj;
+
+ DummyBackend *backend;
+};
+
+struct DummyBusClass {
+ ObjectClass parent_class;
+};
+
+struct DummyBackend {
+ Object parent_obj;
+};
+
+struct DummyBackendClass {
+ ObjectClass parent_class;
+};
+
+
+static void dummy_dev_init(Object *obj)
+{
+ DummyDev *dev = DUMMY_DEV(obj);
+ DummyBus *bus = DUMMY_BUS(object_new(TYPE_DUMMY_BUS));
+ DummyBackend *backend = DUMMY_BACKEND(object_new(TYPE_DUMMY_BACKEND));
+
+ object_property_add_child(obj, "bus", OBJECT(bus), NULL);
+ dev->bus = bus;
+ object_property_add_child(OBJECT(bus), "backend", OBJECT(backend), NULL);
+ bus->backend = backend;
+
+ object_property_add_link(obj, "backend", TYPE_DUMMY_BACKEND,
+ (Object **)&bus->backend, NULL, 0, NULL);
+}
+
+static void dummy_dev_unparent(Object *obj)
+{
+ DummyDev *dev = DUMMY_DEV(obj);
+ object_unparent(OBJECT(dev->bus));
+}
+
+static void dummy_dev_class_init(ObjectClass *klass, void *opaque)
+{
+ klass->unparent = dummy_dev_unparent;
+}
+
+
+static void dummy_bus_init(Object *obj)
+{
+}
+
+static void dummy_bus_unparent(Object *obj)
+{
+ DummyBus *bus = DUMMY_BUS(obj);
+ object_property_del(obj->parent, "backend", NULL);
+ object_unparent(OBJECT(bus->backend));
+}
+
+static void dummy_bus_class_init(ObjectClass *klass, void *opaque)
+{
+ klass->unparent = dummy_bus_unparent;
+}
+
+static void dummy_backend_init(Object *obj)
+{
+}
+
+
+static const TypeInfo dummy_dev_info = {
+ .name = TYPE_DUMMY_DEV,
+ .parent = TYPE_OBJECT,
+ .instance_size = sizeof(DummyDev),
+ .instance_init = dummy_dev_init,
+ .class_size = sizeof(DummyDevClass),
+ .class_init = dummy_dev_class_init,
+};
+
+static const TypeInfo dummy_bus_info = {
+ .name = TYPE_DUMMY_BUS,
+ .parent = TYPE_OBJECT,
+ .instance_size = sizeof(DummyBus),
+ .instance_init = dummy_bus_init,
+ .class_size = sizeof(DummyBusClass),
+ .class_init = dummy_bus_class_init,
+};
+
+static const TypeInfo dummy_backend_info = {
+ .name = TYPE_DUMMY_BACKEND,
+ .parent = TYPE_OBJECT,
+ .instance_size = sizeof(DummyBackend),
+ .instance_init = dummy_backend_init,
+ .class_size = sizeof(DummyBackendClass),
};
+
+
static void test_dummy_createv(void)
{
Error *err = NULL;
&err);
g_assert(err != NULL);
error_free(err);
+
+ object_unparent(OBJECT(dobj));
}
+static void test_dummy_iterator(void)
+{
+ Object *parent = object_get_objects_root();
+ DummyObject *dobj = DUMMY_OBJECT(
+ object_new_with_props(TYPE_DUMMY,
+ parent,
+ "dummy0",
+ &error_abort,
+ "bv", "yes",
+ "sv", "Hiss hiss hiss",
+ "av", "platypus",
+ NULL));
+
+ ObjectProperty *prop;
+ ObjectPropertyIterator iter;
+ bool seenbv = false, seensv = false, seenav = false, seentype;
+
+ object_property_iter_init(&iter, OBJECT(dobj));
+ while ((prop = object_property_iter_next(&iter))) {
+ if (g_str_equal(prop->name, "bv")) {
+ seenbv = true;
+ } else if (g_str_equal(prop->name, "sv")) {
+ seensv = true;
+ } else if (g_str_equal(prop->name, "av")) {
+ seenav = true;
+ } else if (g_str_equal(prop->name, "type")) {
+ /* This prop comes from the base Object class */
+ seentype = true;
+ } else {
+ g_printerr("Found prop '%s'\n", prop->name);
+ g_assert_not_reached();
+ }
+ }
+ g_assert(seenbv);
+ g_assert(seenav);
+ g_assert(seensv);
+ g_assert(seentype);
+
+ object_unparent(OBJECT(dobj));
+}
+
+
+static void test_dummy_delchild(void)
+{
+ Object *parent = object_get_objects_root();
+ DummyDev *dev = DUMMY_DEV(
+ object_new_with_props(TYPE_DUMMY_DEV,
+ parent,
+ "dev0",
+ &error_abort,
+ NULL));
+
+ object_unparent(OBJECT(dev));
+}
+
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
module_call_init(MODULE_INIT_QOM);
type_register_static(&dummy_info);
+ type_register_static(&dummy_dev_info);
+ type_register_static(&dummy_bus_info);
+ type_register_static(&dummy_backend_info);
g_test_add_func("/qom/proplist/createlist", test_dummy_createlist);
g_test_add_func("/qom/proplist/createv", test_dummy_createv);
g_test_add_func("/qom/proplist/badenum", test_dummy_badenum);
g_test_add_func("/qom/proplist/getenum", test_dummy_getenum);
+ g_test_add_func("/qom/proplist/iterator", test_dummy_iterator);
+ g_test_add_func("/qom/proplist/delchild", test_dummy_delchild);
return g_test_run();
}
Code Review / kvmfornfv.git / blobdiff