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Diffstat (limited to 'networking/nslookup.c')
-rw-r--r--networking/nslookup.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/networking/nslookup.c b/networking/nslookup.c
index 8adde14b8..c43e60558 100644
--- a/networking/nslookup.c
+++ b/networking/nslookup.c
@@ -283,6 +283,7 @@ static const struct {
283 { ns_t_cname, "CNAME" }, 283 { ns_t_cname, "CNAME" },
284 { ns_t_mx, "MX" }, 284 { ns_t_mx, "MX" },
285 { ns_t_txt, "TXT" }, 285 { ns_t_txt, "TXT" },
286 { ns_t_srv, "SRV" },
286 { ns_t_ptr, "PTR" }, 287 { ns_t_ptr, "PTR" },
287 { ns_t_any, "ANY" }, 288 { ns_t_any, "ANY" },
288}; 289};
@@ -435,6 +436,25 @@ static int parse_reply(const unsigned char *msg, size_t len)
435 } 436 }
436 break; 437 break;
437 438
439 case ns_t_srv:
440 if (rdlen < 6) {
441 //printf("SRV record too short\n");
442 return -1;
443 }
444
445 cp = ns_rr_rdata(rr);
446 n = ns_name_uncompress(ns_msg_base(handle), ns_msg_end(handle),
447 cp + 6, dname, sizeof(dname));
448
449 if (n < 0) {
450 //printf("Unable to uncompress domain: %s\n", strerror(errno));
451 return -1;
452 }
453
454 printf("%s\tservice = %u %u %u %s\n", ns_rr_name(rr),
455 ns_get16(cp), ns_get16(cp + 2), ns_get16(cp + 4), dname);
456 break;
457
438 case ns_t_soa: 458 case ns_t_soa:
439 if (rdlen < 20) { 459 if (rdlen < 20) {
440 dbg("SOA record too short:%d\n", rdlen); 460 dbg("SOA record too short:%d\n", rdlen);
@@ -615,9 +635,15 @@ static int send_queries(struct ns *ns)
615 G.query[qn].name, rcodes[rcode]); 635 G.query[qn].name, rcodes[rcode]);
616 G.exitcode = EXIT_FAILURE; 636 G.exitcode = EXIT_FAILURE;
617 } else { 637 } else {
618 if (parse_reply(reply, recvlen) < 0) { 638 switch (parse_reply(reply, recvlen)) {
639 case -1:
619 printf("*** Can't find %s: Parse error\n", G.query[qn].name); 640 printf("*** Can't find %s: Parse error\n", G.query[qn].name);
620 G.exitcode = EXIT_FAILURE; 641 G.exitcode = EXIT_FAILURE;
642 break;
643
644 case 0:
645 printf("*** Can't find %s: No answer\n", G.query[qn].name);
646 break;
621 } 647 }
622 } 648 }
623 bb_putchar('\n'); 649 bb_putchar('\n');