static void
start_lookup(ns_lwdclient_t *client) {
isc_result_t result;
ns_lwdclientmgr_t *cm;
dns_fixedname_t absname;
cm = client->clientmgr;
INSIST(client->lookup == NULL);
dns_fixedname_init(&absname);
result = ns_lwsearchctx_current(&client->searchctx,
dns_fixedname_name(&absname));
/*
* This will return failure if relative name + suffix is too long.
* In this case, just go on to the next entry in the search path.
*/
if (result != ISC_R_SUCCESS)
start_lookup(client);
result = dns_lookup_create(cm->mctx,
dns_fixedname_name(&absname),
client->rdtype, cm->view,
client->options, cm->task, lookup_done,
client, &client->lookup);
if (result != ISC_R_SUCCESS) {
ns_lwdclient_errorpktsend(client, LWRES_R_FAILURE);
return;
}
}
static isc_result_t
store_realname(ns_lwdclient_t *client) {
isc_buffer_t b;
isc_result_t result;
dns_name_t *tname;
b = client->recv_buffer;
tname = dns_fixedname_name(&client->target_name);
result = ns_lwsearchctx_current(&client->searchctx, tname);
if (result != ISC_R_SUCCESS)
return (result);
/*
* Render the new name to the buffer.
*/
result = dns_name_totext(tname, ISC_TRUE, &client->recv_buffer);
if (result != ISC_R_SUCCESS)
return (result);
/*
* Save this name away as the current real name.
*/
client->gabn.realname = (char *) b.base + b.used;
client->gabn.realnamelen = client->recv_buffer.used - b.used;
return (ISC_R_SUCCESS);
}
