



@deftypefun {int} {gnutls_hmac} (gnutls_hmac_hd_t @var{handle}, const void * @var{text}, size_t @var{textlen})
@var{handle}: is a @code{gnutls_cipher_hd_t}  structure.

@var{text}: the data to hash

@var{textlen}: The length of data to hash

This function will hash the given data using the algorithm
specified by the context.

@strong{Returns:} Zero or a negative error code on error.

@strong{Since:} 2.10.0
@end deftypefun
