1 #include "qemu/osdep.h"
2 #include "qapi/error.h"
3 #include "qom/object_interfaces.h"
4 #include "qemu/module.h"
5 #include "qapi-visit.h"
6 #include "qapi/qobject-output-visitor.h"
7 #include "qapi/opts-visitor.h"
9 void user_creatable_complete(Object *obj, Error **errp)
12 UserCreatableClass *ucc;
14 (UserCreatable *)object_dynamic_cast(obj, TYPE_USER_CREATABLE);
20 ucc = USER_CREATABLE_GET_CLASS(uc);
22 ucc->complete(uc, errp);
26 bool user_creatable_can_be_deleted(UserCreatable *uc, Error **errp)
29 UserCreatableClass *ucc = USER_CREATABLE_GET_CLASS(uc);
31 if (ucc->can_be_deleted) {
32 return ucc->can_be_deleted(uc, errp);
39 Object *user_creatable_add(const QDict *qdict,
40 Visitor *v, Error **errp)
45 Error *local_err = NULL;
48 pdict = qdict_clone_shallow(qdict);
50 visit_start_struct(v, NULL, NULL, 0, &local_err);
55 qdict_del(pdict, "qom-type");
56 visit_type_str(v, "qom-type", &type, &local_err);
61 qdict_del(pdict, "id");
62 visit_type_str(v, "id", &id, &local_err);
66 visit_check_struct(v, &local_err);
71 obj = user_creatable_add_type(type, id, pdict, v, &local_err);
74 visit_end_struct(v, NULL);
81 error_propagate(errp, local_err);
89 Object *user_creatable_add_type(const char *type, const char *id,
91 Visitor *v, Error **errp)
96 Error *local_err = NULL;
98 klass = object_class_by_name(type);
100 error_setg(errp, "invalid object type: %s", type);
104 if (!object_class_dynamic_cast(klass, TYPE_USER_CREATABLE)) {
105 error_setg(errp, "object type '%s' isn't supported by object-add",
110 if (object_class_is_abstract(klass)) {
111 error_setg(errp, "object type '%s' is abstract", type);
116 obj = object_new(type);
117 visit_start_struct(v, NULL, NULL, 0, &local_err);
121 for (e = qdict_first(qdict); e; e = qdict_next(qdict, e)) {
122 object_property_set(obj, v, e->key, &local_err);
128 visit_check_struct(v, &local_err);
130 visit_end_struct(v, NULL);
135 object_property_add_child(object_get_objects_root(),
136 id, obj, &local_err);
141 user_creatable_complete(obj, &local_err);
143 object_property_del(object_get_objects_root(),
149 error_propagate(errp, local_err);
157 Object *user_creatable_add_opts(QemuOpts *opts, Error **errp)
163 v = opts_visitor_new(opts);
164 pdict = qemu_opts_to_qdict(opts, NULL);
166 obj = user_creatable_add(pdict, v, errp);
173 int user_creatable_add_opts_foreach(void *opaque, QemuOpts *opts, Error **errp)
175 bool (*type_predicate)(const char *) = opaque;
180 type = qemu_opt_get(opts, "qom-type");
181 if (type && type_predicate &&
182 !type_predicate(type)) {
186 obj = user_creatable_add_opts(opts, &err);
188 error_report_err(err);
196 void user_creatable_del(const char *id, Error **errp)
201 container = object_get_objects_root();
202 obj = object_resolve_path_component(container, id);
204 error_setg(errp, "object '%s' not found", id);
208 if (!user_creatable_can_be_deleted(USER_CREATABLE(obj), errp)) {
209 error_setg(errp, "object '%s' is in use, can not be deleted", id);
212 object_unparent(obj);
215 static void register_types(void)
217 static const TypeInfo uc_interface_info = {
218 .name = TYPE_USER_CREATABLE,
219 .parent = TYPE_INTERFACE,
220 .class_size = sizeof(UserCreatableClass),
223 type_register_static(&uc_interface_info);
226 type_init(register_types)