HelenOS sources
dns_name_decode 371 uspace/srv/net/dnsrsrv/dns_msg.c rc = dns_name_decode(pdu, boff, &question->qname, &name_eoff);
dns_name_decode 414 uspace/srv/net/dnsrsrv/dns_msg.c rc = dns_name_decode(pdu, boff, &rr->name, &name_eoff);
dns_name_decode 50 uspace/srv/net/dnsrsrv/dns_msg.h extern errno_t dns_name_decode(dns_pdu_t *, size_t, char **, size_t *);
dns_name_decode 113 uspace/srv/net/dnsrsrv/query.c rc = dns_name_decode(&amsg->pdu, rr->roff, &cname, &eoff);
HelenOS homepage, sources at GitHub