@deftypefun {int} {dane_query_tlsa} (dane_state_t @var{s}, dane_query_t * @var{r}, const char * @var{host}, const char * @var{proto}, unsigned int @var{port})
@var{s}: The DANE state structure
@var{r}: A structure to place the result
@var{host}: The host name to resolve.
@var{proto}: The protocol type (tcp, udp, etc.)
@var{port}: The service port number (eg. 443).
This function will query the DNS server for the TLSA (DANE)
data for the given host.
@strong{Returns:} On success, @code{DANE_E_SUCCESS} (0) is returned, otherwise a
negative error value.
@end deftypefun