* Author: Daniel P. Berrange <berrange@redhat.com>
*/
-#include <glib.h>
+#include "qemu/osdep.h"
+#include "qapi/error.h"
#include "qom/object.h"
#include "qemu/module.h"
+#include "qemu/option.h"
+#include "qemu/config-file.h"
+#include "qom/object_interfaces.h"
#define TYPE_DUMMY "qemu-dummy"
#define DUMMY_OBJECT(obj) \
OBJECT_CHECK(DummyObject, (obj), TYPE_DUMMY)
+typedef enum DummyAnimal DummyAnimal;
+
+enum DummyAnimal {
+ DUMMY_FROG,
+ DUMMY_ALLIGATOR,
+ DUMMY_PLATYPUS,
+
+ DUMMY_LAST,
+};
+
+const QEnumLookup dummy_animal_map = {
+ .array = (const char *const[]) {
+ [DUMMY_FROG] = "frog",
+ [DUMMY_ALLIGATOR] = "alligator",
+ [DUMMY_PLATYPUS] = "platypus",
+ },
+ .size = DUMMY_LAST
+};
+
struct DummyObject {
Object parent_obj;
bool bv;
+ DummyAnimal av;
char *sv;
};
}
+static void dummy_set_av(Object *obj,
+ int value,
+ Error **errp)
+{
+ DummyObject *dobj = DUMMY_OBJECT(obj);
+
+ dobj->av = value;
+}
+
+static int dummy_get_av(Object *obj,
+ Error **errp)
+{
+ DummyObject *dobj = DUMMY_OBJECT(obj);
+
+ return dobj->av;
+}
+
+
static void dummy_set_sv(Object *obj,
const char *value,
Error **errp)
static void dummy_init(Object *obj)
{
+ Error *err = NULL;
+
object_property_add_bool(obj, "bv",
dummy_get_bv,
dummy_set_bv,
- NULL);
- object_property_add_str(obj, "sv",
- dummy_get_sv,
- dummy_set_sv,
- NULL);
+ &err);
+ error_free_or_abort(&err);
+}
+
+
+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,
+ .interfaces = (InterfaceInfo[]) {
+ { TYPE_USER_CREATABLE },
+ { }
+ }
+};
+
+
+/*
+ * 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_finalize(Object *obj)
+{
+ DummyDev *dev = DUMMY_DEV(obj);
+
+ object_unref(OBJECT(dev->bus));
+}
+
+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_finalize(Object *obj)
+{
+ DummyBus *bus = DUMMY_BUS(obj);
+
+ object_unref(OBJECT(bus->backend));
+}
+
+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,
+ .instance_finalize = dummy_dev_finalize,
+ .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,
+ .instance_finalize = dummy_bus_finalize,
+ .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 QemuOptsList qemu_object_opts = {
+ .name = "object",
+ .implied_opt_name = "qom-type",
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
+ .desc = {
+ { }
+ },
};
+
static void test_dummy_createv(void)
{
Error *err = NULL;
&err,
"bv", "yes",
"sv", "Hiss hiss hiss",
+ "av", "platypus",
NULL));
g_assert(err == NULL);
g_assert_cmpstr(dobj->sv, ==, "Hiss hiss hiss");
g_assert(dobj->bv == true);
+ g_assert(dobj->av == DUMMY_PLATYPUS);
g_assert(object_resolve_path_component(parent, "dummy0")
== OBJECT(dobj));
parent,
"bv", "yes",
"sv", "Hiss hiss hiss",
+ "av", "platypus",
NULL));
g_assert(err == NULL);
g_assert_cmpstr(dobj->sv, ==, "Hiss hiss hiss");
g_assert(dobj->bv == true);
+ g_assert(dobj->av == DUMMY_PLATYPUS);
g_assert(object_resolve_path_component(parent, "dummy0")
== OBJECT(dobj));
object_unparent(OBJECT(dobj));
}
+static void test_dummy_createcmdl(void)
+{
+ QemuOpts *opts;
+ DummyObject *dobj;
+ Error *err = NULL;
+ const char *params = TYPE_DUMMY \
+ ",id=dev0," \
+ "bv=yes,sv=Hiss hiss hiss,av=platypus";
+
+ qemu_add_opts(&qemu_object_opts);
+ opts = qemu_opts_parse(&qemu_object_opts, params, true, &err);
+ g_assert(err == NULL);
+ g_assert(opts);
+
+ dobj = DUMMY_OBJECT(user_creatable_add_opts(opts, &err));
+ g_assert(err == NULL);
+ g_assert(dobj);
+ g_assert_cmpstr(dobj->sv, ==, "Hiss hiss hiss");
+ g_assert(dobj->bv == true);
+ g_assert(dobj->av == DUMMY_PLATYPUS);
+
+ user_creatable_del("dev0", &err);
+ g_assert(err == NULL);
+ error_free(err);
+
+ object_unref(OBJECT(dobj));
+
+ /*
+ * cmdline-parsing via qemu_opts_parse() results in a QemuOpts entry
+ * corresponding to the Object's ID to be added to the QemuOptsList
+ * for objects. To avoid having this entry conflict with future
+ * Objects using the same ID (which can happen in cases where
+ * qemu_opts_parse() is used to parse the object params, such as
+ * with hmp_object_add() at the time of this comment), we need to
+ * check for this in user_creatable_del() and remove the QemuOpts if
+ * it is present.
+ *
+ * The below check ensures this works as expected.
+ */
+ g_assert_null(qemu_opts_find(&qemu_object_opts, "dev0"));
+}
+
+static void test_dummy_badenum(void)
+{
+ Error *err = NULL;
+ Object *parent = object_get_objects_root();
+ Object *dobj =
+ object_new_with_props(TYPE_DUMMY,
+ parent,
+ "dummy0",
+ &err,
+ "bv", "yes",
+ "sv", "Hiss hiss hiss",
+ "av", "yeti",
+ NULL);
+
+ g_assert(dobj == NULL);
+ g_assert(err != NULL);
+ g_assert_cmpstr(error_get_pretty(err), ==,
+ "Invalid parameter 'yeti'");
+
+ g_assert(object_resolve_path_component(parent, "dummy0")
+ == NULL);
+
+ error_free(err);
+}
+
+
+static void test_dummy_getenum(void)
+{
+ Error *err = NULL;
+ int val;
+ Object *parent = object_get_objects_root();
+ DummyObject *dobj = DUMMY_OBJECT(
+ object_new_with_props(TYPE_DUMMY,
+ parent,
+ "dummy0",
+ &err,
+ "av", "platypus",
+ NULL));
+
+ g_assert(err == NULL);
+ g_assert(dobj->av == DUMMY_PLATYPUS);
+
+ val = object_property_get_enum(OBJECT(dobj),
+ "av",
+ "DummyAnimal",
+ &err);
+ g_assert(err == NULL);
+ g_assert(val == DUMMY_PLATYPUS);
+
+ /* A bad enum type name */
+ val = object_property_get_enum(OBJECT(dobj),
+ "av",
+ "BadAnimal",
+ &err);
+ g_assert(err != NULL);
+ error_free(err);
+ err = NULL;
+
+ /* A non-enum property name */
+ val = object_property_get_enum(OBJECT(dobj),
+ "iv",
+ "DummyAnimal",
+ &err);
+ g_assert(err != NULL);
+ error_free(err);
+
+ object_unparent(OBJECT(dobj));
+}
+
+
+static void test_dummy_prop_iterator(ObjectPropertyIterator *iter)
+{
+ bool seenbv = false, seensv = false, seenav = false, seentype = false;
+ ObjectProperty *prop;
+
+ while ((prop = object_property_iter_next(iter))) {
+ if (!seenbv && g_str_equal(prop->name, "bv")) {
+ seenbv = true;
+ } else if (!seensv && g_str_equal(prop->name, "sv")) {
+ seensv = true;
+ } else if (!seenav && g_str_equal(prop->name, "av")) {
+ seenav = true;
+ } else if (!seentype && 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);
+}
+
+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));
+ ObjectPropertyIterator iter;
+
+ object_property_iter_init(&iter, OBJECT(dobj));
+ test_dummy_prop_iterator(&iter);
+ object_unparent(OBJECT(dobj));
+}
+
+static void test_dummy_class_iterator(void)
+{
+ ObjectPropertyIterator iter;
+ ObjectClass *klass = object_class_by_name(TYPE_DUMMY);
+
+ object_class_property_iter_init(&iter, klass);
+ test_dummy_prop_iterator(&iter);
+}
+
+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));
+}
+
+static void test_qom_partial_path(void)
+{
+ Object *root = object_get_objects_root();
+ Object *cont1 = container_get(root, "/cont1");
+ Object *obj1 = object_new(TYPE_DUMMY);
+ Object *obj2a = object_new(TYPE_DUMMY);
+ Object *obj2b = object_new(TYPE_DUMMY);
+ bool ambiguous;
+
+ /* Objects created:
+ * /cont1
+ * /cont1/obj1
+ * /cont1/obj2 (obj2a)
+ * /obj2 (obj2b)
+ */
+ object_property_add_child(cont1, "obj1", obj1, &error_abort);
+ object_unref(obj1);
+ object_property_add_child(cont1, "obj2", obj2a, &error_abort);
+ object_unref(obj2a);
+ object_property_add_child(root, "obj2", obj2b, &error_abort);
+ object_unref(obj2b);
+
+ ambiguous = false;
+ g_assert(!object_resolve_path_type("", TYPE_DUMMY, &ambiguous));
+ g_assert(ambiguous);
+ g_assert(!object_resolve_path_type("", TYPE_DUMMY, NULL));
+
+ ambiguous = false;
+ g_assert(!object_resolve_path("obj2", &ambiguous));
+ g_assert(ambiguous);
+ g_assert(!object_resolve_path("obj2", NULL));
+
+ ambiguous = false;
+ g_assert(object_resolve_path("obj1", &ambiguous) == obj1);
+ g_assert(!ambiguous);
+ g_assert(object_resolve_path("obj1", NULL) == obj1);
+
+ object_unparent(obj2b);
+ object_unparent(cont1);
+}
+
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/createcmdline", test_dummy_createcmdl);
+ 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/class_iterator", test_dummy_class_iterator);
+ g_test_add_func("/qom/proplist/delchild", test_dummy_delchild);
+ g_test_add_func("/qom/resolve/partial", test_qom_partial_path);
return g_test_run();
}
projects / mirror_qemu.git / blobdiff