imv_t* (*remove)(imv_manager_t *this, TNC_IMVID id);
/**
+ * Return the number of registered IMVs
+ *
+ * @return number of IMVs
+ */
+ int (*get_count)(imv_manager_t *this);
+
+ /**
* Notify all IMV instances
*
* @param state communicate the state a connection has reached