static void
sort_addresses(ns_lwdclient_t *client) {
unsigned int naddrs;
rankedaddress *addrs;
isc_netaddr_t remote;
dns_addressorderfunc_t order;
const void *arg;
ns_lwresd_t *lwresd = client->clientmgr->listener->manager;
unsigned int i;
isc_result_t result;
naddrs = client->gabn.naddrs;
if (naddrs <= 1 || lwresd->view->sortlist == NULL)
return;
addrs = isc_mem_get(lwresd->mctx, sizeof(rankedaddress) * naddrs);
if (addrs == NULL)
return;
isc_netaddr_fromsockaddr(&remote, &client->address);
ns_sortlist_byaddrsetup(lwresd->view->sortlist,
&remote, &order, &arg);
if (order == NULL) {
isc_mem_put(lwresd->mctx, addrs,
sizeof(rankedaddress) * naddrs);
return;
}
for (i = 0; i < naddrs; i++) {
result = lwaddr_netaddr_fromlwresaddr(&addrs[i].address,
&client->addrs[i]);
INSIST(result == ISC_R_SUCCESS);
addrs[i].rank = (*order)(&addrs[i].address, arg);
}
qsort(addrs, naddrs, sizeof(rankedaddress), addr_compare);
for (i = 0; i < naddrs; i++) {
result = lwaddr_lwresaddr_fromnetaddr(&client->addrs[i],
&addrs[i].address);
INSIST(result == ISC_R_SUCCESS);
}
isc_mem_put(lwresd->mctx, addrs, sizeof(rankedaddress) * naddrs);
}
isc_result_t
lwaddr_lwresaddr_fromsockaddr(lwres_addr_t *la, isc_sockaddr_t *sa) {
isc_netaddr_t na;
isc_netaddr_fromsockaddr(&na, sa);
return (lwaddr_lwresaddr_fromnetaddr(la, &na));
}
