8 static int random_fd = -1;
10 static int ubus_cmp_id(const void *k1, const void *k2, void *ptr)
12 const uint32_t *id1 = k1, *id2 = k2;
20 void ubus_init_id_tree(struct avl_tree *tree)
23 random_fd = open("/dev/urandom", O_RDONLY);
30 avl_init(tree, ubus_cmp_id, false, NULL);
33 bool ubus_alloc_id(struct avl_tree *tree, struct ubus_id *id)
35 id->avl.key = &id->id;
37 if (read(random_fd, &id->id, sizeof(id->id)) != sizeof(id->id))
42 } while (avl_insert(tree, &id->avl) != 0);