257 	struct rrset_parse* cn = (struct rrset_parse*)regional_alloc(region,  in synth_cname_rrset()  local
259 	if(!cn)  in synth_cname_rrset()
261 	memset(cn, 0, sizeof(*cn));  in synth_cname_rrset()
262 	cn->rr_first = (struct rr_parse*)regional_alloc(region,   in synth_cname_rrset()
264 	if(!cn->rr_first)  in synth_cname_rrset()
266 	cn->rr_last = cn->rr_first;  in synth_cname_rrset()
268 	cn->dname = (uint8_t*)regional_alloc(region, *snamelen);  in synth_cname_rrset()
269 	if(!cn->dname)  in synth_cname_rrset()
271 	dname_pkt_copy(pkt, cn->dname, *sname);  in synth_cname_rrset()
272 	cn->dname_len = *snamelen;  in synth_cname_rrset()
273 	cn->type = LDNS_RR_TYPE_CNAME;  in synth_cname_rrset()
274 	cn->section = rrset->section;  in synth_cname_rrset()
275 	cn->rrset_class = rrset->rrset_class;  in synth_cname_rrset()
276 	cn->rr_count = 1;  in synth_cname_rrset()
277 	cn->size = sizeof(uint16_t) + aliaslen;  in synth_cname_rrset()
278 	cn->hash=pkt_hash_rrset(pkt, cn->dname, cn->type, cn->rrset_class, 0);  in synth_cname_rrset()
280 	memset(cn->rr_first, 0, sizeof(struct rr_parse));  in synth_cname_rrset()
281 	cn->rr_first->outside_packet = 1;  in synth_cname_rrset()
282 	cn->rr_first->ttl_data = (uint8_t*)regional_alloc(region,   in synth_cname_rrset()
284 	if(!cn->rr_first->ttl_data)  in synth_cname_rrset()
286 	memmove(cn->rr_first->ttl_data, rrset->rr_first->ttl_data,  in synth_cname_rrset()
288 	sldns_write_uint16(cn->rr_first->ttl_data+4, aliaslen);  in synth_cname_rrset()
289 	memmove(cn->rr_first->ttl_data+6, alias, aliaslen);  in synth_cname_rrset()
290 	cn->rr_first->size = sizeof(uint16_t)+aliaslen;  in synth_cname_rrset()
293 	cn->rrset_all_next = nx;  in synth_cname_rrset()
295 		prev->rrset_all_next = cn;  in synth_cname_rrset()
296 	else	msg->rrset_first = cn;  in synth_cname_rrset()
298 		msg->rrset_last = cn;  in synth_cname_rrset()
303 	*sname = cn->rr_first->ttl_data + sizeof(uint32_t)+sizeof(uint16_t);  in synth_cname_rrset()
305 	return cn;  in synth_cname_rrset()