grpc_object_handle_init_with_attr_np - Initializes an object handle.
  grpc_error_t grpc_object_handle_init_with_attr_np(
                   grpc_object_handle_t_np *handle,
                   grpc_handle_attr_t_np *attr)
  grpc_object_handle_t_np *handle  grpc_handle_attr_t_np *attrThe grpc_object_handle_init_with_attr_np() function initializes an object handle.
This function is MT-safe.
If successful, GRPC_NO_ERROR is returned. In the case of an error, Error code is returned.
  GRPC_NOT_INITIALIZED  GRPC_SERVER_NOT_FOUND  GRPC_FUNCTION_NOT_FOUND  GRPC_RPC_REFUSED  GRPC_OTHER_ERROR_CODE