+ st= pap_domain(pai, &cbyte, max, rrp, pdf_quoteok);
+ if (st) return st;
+
+ if (cbyte != max) return adns_s_invaliddata;
+ return adns_s_ok;
+}
+
+/*
+ * _host_raw (pa)
+ */
+
+static adns_status pa_host_raw(const parseinfo *pai, int cbyte, int max, void *datap) {
+ char **rrp= datap;
+ adns_status st;
+
+ st= pap_domain(pai, &cbyte, max, rrp,
+ pai->qu->flags & adns_qf_quoteok_anshost ? pdf_quoteok : 0);
+ if (st) return st;
+
+ if (cbyte != max) return adns_s_invaliddata;
+ return adns_s_ok;
+}
+
+/*
+ * _hostaddr (pap,pa,dip,di,mfp,mf,csp,cs +icb_hostaddr, pap_findaddrs)
+ */
+
+static adns_status pap_findaddrs(const parseinfo *pai, adns_rr_hostaddr *ha,
+ int *cbyte_io, int count, int dmstart) {
+ int rri, naddrs;
+ int type, class, rdlen, rdstart, ownermatched;
+ unsigned long ttl;
+ adns_status st;
+
+ for (rri=0, naddrs=-1; rri<count; rri++) {
+ st= adns__findrr_anychk(pai->qu, pai->serv, pai->dgram, pai->dglen, cbyte_io,
+ &type, &class, &ttl, &rdlen, &rdstart,
+ pai->dgram, pai->dglen, dmstart, &ownermatched);
+ if (st) return st;
+ if (!ownermatched || class != DNS_CLASS_IN || type != adns_r_a) {
+ if (naddrs>0) break; else continue;
+ }
+ if (naddrs == -1) {
+ naddrs= 0;
+ }
+ if (!adns__vbuf_ensure(&pai->qu->vb, (naddrs+1)*sizeof(adns_rr_addr))) R_NOMEM;
+ adns__update_expires(pai->qu,ttl,pai->now);
+ st= pa_addr(pai, rdstart,rdstart+rdlen,
+ pai->qu->vb.buf + naddrs*sizeof(adns_rr_addr));
+ if (st) return st;
+ naddrs++;
+ }
+ if (naddrs >= 0) {
+ ha->addrs= adns__alloc_interim(pai->qu, naddrs*sizeof(adns_rr_addr));
+ if (!ha->addrs) R_NOMEM;
+ memcpy(ha->addrs, pai->qu->vb.buf, naddrs*sizeof(adns_rr_addr));
+ ha->naddrs= naddrs;
+ ha->astatus= adns_s_ok;
+
+ adns__isort(ha->addrs, naddrs, sizeof(adns_rr_addr), pai->qu->vb.buf,
+ div_addr, pai->ads);
+ }
+ return adns_s_ok;
+}
+
+static void icb_hostaddr(adns_query parent, adns_query child) {
+ adns_answer *cans= child->answer;
+ adns_rr_hostaddr *rrp= child->ctx.info.hostaddr;
+ adns_state ads= parent->ads;
+ adns_status st;
+
+ st= cans->status;
+ rrp->astatus= st;
+ rrp->naddrs= (st>0 && st<=adns_s_max_tempfail) ? -1 : cans->nrrs;
+ rrp->addrs= cans->rrs.addr;
+ adns__transfer_interim(child, parent, rrp->addrs, rrp->naddrs*sizeof(adns_rr_addr));
+
+ if (parent->children.head) {
+ LIST_LINK_TAIL(ads->childw,parent);
+ } else {
+ adns__query_done(parent);
+ }
+}
+
+static adns_status pap_hostaddr(const parseinfo *pai, int *cbyte_io,
+ int max, adns_rr_hostaddr *rrp) {
+ adns_status st;
+ int dmstart, cbyte;
+ qcontext ctx;
+ int id;
+ adns_query nqu;
+ adns_queryflags nflags;
+
+ dmstart= cbyte= *cbyte_io;
+ st= pap_domain(pai, &cbyte, max, &rrp->host,
+ pai->qu->flags & adns_qf_quoteok_anshost ? pdf_quoteok : 0);
+ if (st) return st;
+ *cbyte_io= cbyte;
+
+ rrp->astatus= adns_s_ok;
+ rrp->naddrs= -1;
+ rrp->addrs= 0;
+
+ cbyte= pai->nsstart;
+
+ st= pap_findaddrs(pai, rrp, &cbyte, pai->nscount, dmstart);
+ if (st) return st;
+ if (rrp->naddrs != -1) return adns_s_ok;
+
+ st= pap_findaddrs(pai, rrp, &cbyte, pai->arcount, dmstart);