-impl_type *init_impl_type(token_t type, const char *name);
-void free_impl_type(impl_type *type);
+struct psi_impl_type *psi_impl_type_init(token_t type, zend_string *name);
+void psi_impl_type_free(struct psi_impl_type **type_ptr);
+void psi_impl_type_dump(int fd, struct psi_impl_type *type);