@deftypefun {int} {gnutls_srp_set_server_credentials_file} (gnutls_srp_server_credentials_t @var{res}, const char * @var{password_file}, const char * @var{password_conf_file}) @var{res}: is a @code{gnutls_srp_server_credentials_t} type. @var{password_file}: is the SRP password file (tpasswd) @var{password_conf_file}: is the SRP password conf file (tpasswd.conf) This function sets the password files, in a @code{gnutls_srp_server_credentials_t} type. Those password files hold usernames and verifiers and will be used for SRP authentication. @strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, or an error code. @end deftypefun