ldns_pkt *
ldns_resolver_search(const ldns_resolver *r,const ldns_rdf *name, ldns_rr_type type,
ldns_rr_class c, uint16_t flags)
{
char *str_dname;
ldns_rdf *new_name;
ldns_rdf **search_list;
size_t i;
ldns_pkt *p;
str_dname = ldns_rdf2str(name);
if (ldns_dname_str_absolute(str_dname)) {
/* query as-is */
return ldns_resolver_query(r, name, type, c, flags);
} else {
search_list = ldns_resolver_searchlist(r);
for (i = 0; i < ldns_resolver_searchlist_count(r); i++) {
new_name = ldns_dname_cat_clone(name, search_list[i]);
p = ldns_resolver_query(r, new_name, type, c, flags);
ldns_rdf_free(new_name);
if (p) {
return p;
}
}
}
return NULL;
}
void
ldns_resolver_deep_free(ldns_resolver *res)
{
size_t i;
if (res) {
if (res->_searchlist) {
for (i = 0; i < ldns_resolver_searchlist_count(res); i++) {
ldns_rdf_deep_free(res->_searchlist[i]);
}
LDNS_FREE(res->_searchlist);
}
if (res->_nameservers) {
for (i = 0; i < res->_nameserver_count; i++) {
ldns_rdf_deep_free(res->_nameservers[i]);
}
LDNS_FREE(res->_nameservers);
}
if (ldns_resolver_domain(res)) {
ldns_rdf_deep_free(ldns_resolver_domain(res));
}
if (res->_tsig_keyname) {
LDNS_FREE(res->_tsig_keyname);
}
if (res->_tsig_keydata) {
LDNS_FREE(res->_tsig_keydata);
}
if (res->_tsig_algorithm) {
LDNS_FREE(res->_tsig_algorithm);
}
if (res->_cur_axfr_pkt) {
ldns_pkt_free(res->_cur_axfr_pkt);
}
if (res->_rtt) {
LDNS_FREE(res->_rtt);
}
if (res->_dnssec_anchors) {
ldns_rr_list_deep_free(res->_dnssec_anchors);
}
LDNS_FREE(res);
}
}
void
ldns_resolver_push_searchlist(ldns_resolver *r, ldns_rdf *d)
{
ldns_rdf **searchlist;
size_t list_count;
if (ldns_rdf_get_type(d) != LDNS_RDF_TYPE_DNAME) {
return;
}
list_count = ldns_resolver_searchlist_count(r);
searchlist = ldns_resolver_searchlist(r);
searchlist = LDNS_XREALLOC(searchlist, ldns_rdf *, (list_count + 1));
if (searchlist) {
r->_searchlist = searchlist;
searchlist[list_count] = ldns_rdf_clone(d);
ldns_resolver_set_searchlist_count(r, list_count + 1);
}
}