+static ssize_t rwrap_fake_ns(struct rwrap_fake_rr *rr,
+ uint8_t *answer,
+ size_t anslen)
+{
+ uint8_t *a = answer;
+ ssize_t resp_size = 0;
+ size_t rdata_size;
+ unsigned char hostname_compressed[MAXDNAME];
+ ssize_t compressed_len;
+
+ if (rr == NULL || rr->type != ns_t_ns) {
+ RWRAP_LOG(RWRAP_LOG_ERROR,
+ "Malformed record, no or wrong value!\n");
+ return -1;
+ }
+ RWRAP_LOG(RWRAP_LOG_TRACE, "Adding NS RR");
+
+ /* Prepare the data to write */
+ compressed_len = ns_name_compress(rr->rrdata.srv_rec.hostname,
+ hostname_compressed,
+ MAXDNAME,
+ NULL,
+ NULL);
+ if (compressed_len < 0) {
+ return -1;
+ }
+
+ /* Is this enough? */
+ rdata_size = compressed_len;
+
+ resp_size = rwrap_fake_rdata_common(ns_t_ns, rdata_size,
+ rr->key, anslen, &a);
+ if (resp_size < 0) {
+ return -1;
+ }
+
+ memcpy(a, hostname_compressed, compressed_len);
+
+ return resp_size;
+}
+