4 struct avl_tree obj_types;
5 struct avl_tree objects;
8 static void ubus_unref_object_type(struct ubus_object_type *type)
10 struct ubus_method *m;
12 if (--type->refcount > 0)
15 while (!list_empty(&type->methods)) {
16 m = list_first_entry(&type->methods, struct ubus_method, list);
21 ubus_free_id(&obj_types, &type->id);
25 static bool ubus_create_obj_method(struct ubus_object_type *type, struct blob_attr *attr)
27 struct ubus_method *m;
28 int bloblen = blob_raw_len(attr);
30 m = calloc(1, sizeof(*m) + bloblen);
34 list_add(&m->list, &type->methods);
35 memcpy(m->data, attr, bloblen);
36 m->name = blobmsg_name(m->data);
41 static struct ubus_object_type *ubus_create_obj_type(struct blob_attr *sig)
43 struct ubus_object_type *type;
44 struct blob_attr *pos;
47 type = calloc(1, sizeof(*type));
50 if (!ubus_alloc_id(&obj_types, &type->id, 0))
53 INIT_LIST_HEAD(&type->methods);
55 blob_for_each_attr(pos, sig, rem) {
56 if (!blobmsg_check_attr(pos, true))
59 if (!ubus_create_obj_method(type, pos))
66 ubus_unref_object_type(type);
74 static struct ubus_object_type *ubus_get_obj_type(uint32_t obj_id)
76 struct ubus_object_type *type;
79 id = ubus_find_id(&obj_types, obj_id);
83 type = container_of(id, struct ubus_object_type, id);
88 struct ubus_object *ubusd_create_object_internal(struct ubus_object_type *type, uint32_t id)
90 struct ubus_object *obj;
92 obj = calloc(1, sizeof(*obj));
96 if (!ubus_alloc_id(&objects, &obj->id, id))
100 INIT_LIST_HEAD(&obj->list);
101 INIT_LIST_HEAD(&obj->events);
112 struct ubus_object *ubusd_create_object(struct ubus_client *cl, struct blob_attr **attr)
114 struct ubus_object *obj;
115 struct ubus_object_type *type = NULL;
117 if (attr[UBUS_ATTR_OBJTYPE])
118 type = ubus_get_obj_type(blob_get_u32(attr[UBUS_ATTR_OBJTYPE]));
119 else if (attr[UBUS_ATTR_SIGNATURE])
120 type = ubus_create_obj_type(attr[UBUS_ATTR_SIGNATURE]);
122 if (!!type ^ !!attr[UBUS_ATTR_OBJPATH])
125 obj = ubusd_create_object_internal(type, 0);
127 ubus_unref_object_type(type);
132 if (attr[UBUS_ATTR_OBJPATH]) {
133 obj->path.key = strdup(blob_data(attr[UBUS_ATTR_OBJPATH]));
137 if (avl_insert(&path, &obj->path) != 0) {
139 obj->path.key = NULL;
145 list_add(&obj->list, &cl->objects);
150 ubusd_free_object(obj);
154 void ubusd_free_object(struct ubus_object *obj)
156 ubusd_event_cleanup_object(obj);
158 avl_delete(&path, &obj->path);
161 if (!list_empty(&obj->list))
162 list_del(&obj->list);
163 ubus_free_id(&objects, &obj->id);
165 ubus_unref_object_type(obj->type);
169 static void __init ubusd_obj_init(void)
171 ubus_init_id_tree(&objects);
172 ubus_init_id_tree(&obj_types);
173 ubus_init_string_tree(&path, false);