@deftypefun {int} {gnutls_record_set_max_early_data_size} (gnutls_session_t @var{session}, size_t @var{size}) @var{session}: is a @code{gnutls_session_t} type. @var{size}: is the new size This function sets the maximum early data size in this connection. This property can only be set to servers. The client may be provided with the maximum allowed size through the "early_data" extension of the NewSessionTicket handshake message. @strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, otherwise a negative error code is returned. @strong{Since:} 3.6.4 @end deftypefun