123     int n = 0;                                                         // result length  member
849     int n;  in getanswer()  local
889     n = dn_expand(answer.data(), eom, cp, bp, ep - bp);  in getanswer()
890     if ((n < 0) || !(*name_ok)(bp)) {  in getanswer()
894     BOUNDED_INCR(n + QFIXEDSZ);  in getanswer()
900         n = strlen(bp) + 1; /* for the \0 */  in getanswer()
901         if (n >= MAXHOSTNAMELEN) {  in getanswer()
906         bp += n;  in getanswer()
913         n = dn_expand(answer.data(), eom, cp, bp, ep - bp);  in getanswer()
914         if ((n < 0) || !(*name_ok)(bp)) {  in getanswer()
918         cp += n; /* name */  in getanswer()
924         n = ntohs(*reinterpret_cast<const uint16_t*>(cp));  in getanswer()
926         BOUNDS_CHECK(cp, n);  in getanswer()
929             cp += n;  in getanswer()
933             n = dn_expand(answer.data(), eom, cp, tbuf, sizeof tbuf);  in getanswer()
934             if ((n < 0) || !(*name_ok)(tbuf)) {  in getanswer()
938             cp += n;  in getanswer()
940             n = strlen(tbuf) + 1; /* for the \0 */  in getanswer()
941             if (n > ep - bp || n >= MAXHOSTNAMELEN) {  in getanswer()
947             bp += n;  in getanswer()
952                 cp += n;  in getanswer()
959             cp += n;  in getanswer()
968                     cp += n;  in getanswer()
971                 if (type == T_A && n != INADDRSZ) {  in getanswer()
972                     cp += n;  in getanswer()
975                 if (type == T_AAAA && n != IN6ADDRSZ) {  in getanswer()
976                     cp += n;  in getanswer()
983                         cp += n;  in getanswer()
1000                     cp += n;  in getanswer()
1006                 cp += n;  in getanswer()
1450     addrinfo* ai = getanswer(q.answer, q.n, q.name, q.qtype, pai, &he);  in dns_getaddrinfo()
1456         ai = getanswer(q2.answer, q2.n, q2.name, q2.qtype, pai, &he);  in dns_getaddrinfo()
1624     int n = res_nmkquery(QUERY, name, cl, type, /*data=*/nullptr, /*datalen=*/0, buf, sizeof(buf),  in doQuery()  local
1627     if (n > 0 &&  in doQuery()
1629         n = res_nopt(res, n, buf, sizeof(buf), anslen);  in doQuery()
1633     if (n <= 0) {  in doQuery()
1647     n = res_nsend(&res_temp, buf, n, t->answer.data(), anslen, &rcode, 0, sleepTimeMs);  in doQuery()
1648     if (n < 0 || hp->rcode != NOERROR || ntohs(hp->ancount) == 0) {  in doQuery()
1656             n = res_nmkquery(QUERY, name, cl, type, /*data=*/nullptr, /*datalen=*/0, buf,  in doQuery()
1658             n = res_nsend(&res_temp, buf, n, t->answer.data(), anslen, &rcode, 0);  in doQuery()
1664     t->n = n;  in doQuery()
1734     int n;  in res_queryN()  local
1758         n = res_nmkquery(QUERY, name, cl, type, /*data=*/nullptr, /*datalen=*/0, buf, sizeof(buf),  in res_queryN()
1760         if (n > 0 &&  in res_queryN()
1764             n = res_nopt(res, n, buf, sizeof(buf), anslen);  in res_queryN()
1765         if (n <= 0) {  in res_queryN()
1768             return n;  in res_queryN()
1771         n = res_nsend(res, buf, n, t->answer.data(), anslen, &rcode, 0);  in res_queryN()
1772         if (n < 0 || hp->rcode != NOERROR || ntohs(hp->ancount) == 0) {  in res_queryN()
1792         t->n = n;  in res_queryN()
1928     size_t n, d;  in res_querydomainN()  local
1934         n = strlen(name);  in res_querydomainN()
1935         if (n + 1 > sizeof(nbuf)) {  in res_querydomainN()
1939         if (n > 0 && name[--n] == '.') {  in res_querydomainN()
1940             strncpy(nbuf, name, n);  in res_querydomainN()
1941             nbuf[n] = '\0';  in res_querydomainN()
1945         n = strlen(name);  in res_querydomainN()
1947         if (n + 1 + d + 1 > sizeof(nbuf)) {  in res_querydomainN()