diff options
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/nslookup.c | 52 |
1 files changed, 17 insertions, 35 deletions
diff --git a/networking/nslookup.c b/networking/nslookup.c index 23ab97585..feeec15aa 100644 --- a/networking/nslookup.c +++ b/networking/nslookup.c @@ -326,7 +326,7 @@ struct globals { } while (0) static int -parse_reply(const unsigned char *msg, size_t len, int *bb_style_counter) +parse_reply(const unsigned char *msg, size_t len) { ns_msg handle; ns_rr rr; @@ -346,36 +346,28 @@ parse_reply(const unsigned char *msg, size_t len, int *bb_style_counter) return -1; } - if (bb_style_counter && *bb_style_counter == 1) - printf("Name: %s\n", ns_rr_name(rr)); - rdlen = ns_rr_rdlen(rr); switch (ns_rr_type(rr)) { case ns_t_a: if (rdlen != 4) { - //fprintf(stderr, "Unexpected A record length\n"); + dbg("unexpected A record length %d\n", rdlen); return -1; } inet_ntop(AF_INET, ns_rr_rdata(rr), astr, sizeof(astr)); - if (bb_style_counter) - printf("Address %d: %s\n", (*bb_style_counter)++, astr); - else - printf("Name:\t%s\nAddress: %s\n", ns_rr_name(rr), astr); + printf("Name:\t%s\nAddress: %s\n", ns_rr_name(rr), astr); break; #if ENABLE_FEATURE_IPV6 case ns_t_aaaa: if (rdlen != 16) { - //fprintf(stderr, "Unexpected AAAA record length\n"); + dbg("unexpected AAAA record length %d\n", rdlen); return -1; } inet_ntop(AF_INET6, ns_rr_rdata(rr), astr, sizeof(astr)); - if (bb_style_counter) - printf("Address %d: %s\n", (*bb_style_counter)++, astr); - else - printf("%s\thas AAAA address %s\n", ns_rr_name(rr), astr); + /* bind-utils-9.11.3 uses the same format for A and AAAA answers */ + printf("Name:\t%s\nAddress: %s\n", ns_rr_name(rr), astr); break; #endif @@ -393,7 +385,8 @@ parse_reply(const unsigned char *msg, size_t len, int *bb_style_counter) if (!format) format = "%s\tname = %s\n"; if (ns_name_uncompress(ns_msg_base(handle), ns_msg_end(handle), - ns_rr_rdata(rr), dname, sizeof(dname)) < 0) { + ns_rr_rdata(rr), dname, sizeof(dname)) < 0 + ) { //fprintf(stderr, "Unable to uncompress domain: %s\n", strerror(errno)); return -1; } @@ -407,7 +400,8 @@ parse_reply(const unsigned char *msg, size_t len, int *bb_style_counter) } n = ns_get16(ns_rr_rdata(rr)); if (ns_name_uncompress(ns_msg_base(handle), ns_msg_end(handle), - ns_rr_rdata(rr) + 2, dname, sizeof(dname)) < 0) { + ns_rr_rdata(rr) + 2, dname, sizeof(dname)) < 0 + ) { //fprintf(stderr, "Cannot uncompress MX domain: %s\n", strerror(errno)); return -1; } @@ -429,7 +423,7 @@ parse_reply(const unsigned char *msg, size_t len, int *bb_style_counter) case ns_t_soa: if (rdlen < 20) { - //fprintf(stderr, "SOA record too short\n"); + dbg("SOA record too short:%d\n", rdlen); return -1; } @@ -438,7 +432,6 @@ parse_reply(const unsigned char *msg, size_t len, int *bb_style_counter) cp = ns_rr_rdata(rr); n = ns_name_uncompress(ns_msg_base(handle), ns_msg_end(handle), cp, dname, sizeof(dname)); - if (n < 0) { //fprintf(stderr, "Unable to uncompress domain: %s\n", strerror(errno)); return -1; @@ -449,7 +442,6 @@ parse_reply(const unsigned char *msg, size_t len, int *bb_style_counter) n = ns_name_uncompress(ns_msg_base(handle), ns_msg_end(handle), cp, dname, sizeof(dname)); - if (n < 0) { //fprintf(stderr, "Unable to uncompress domain: %s\n", strerror(errno)); return -1; @@ -725,7 +717,6 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv) struct query *queries; llist_t *type_strings; int n_queries; - int bb_style_counter = 0; unsigned types; int rc; int opts; @@ -811,7 +802,6 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv) add_query(&queries, &n_queries, T_PTR, ptr); } else { - bb_style_counter = 1; add_query(&queries, &n_queries, T_A, *argv); #if ENABLE_FEATURE_IPV6 add_query(&queries, &n_queries, T_AAAA, *argv); @@ -868,7 +858,7 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv) int c; if (opts & OPT_stats) { - printf("Query #%d completed in %lums:\n", rc, queries[rc].latency); + printf("Query #%d completed in %ums:\n", rc, queries[rc].latency); } if (queries[rc].rcode != 0) { @@ -878,20 +868,13 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv) } c = 0; - if (queries[rc].rlen) { HEADER *header; - if (!bb_style_counter) { - header = (HEADER *)queries[rc].reply; - if (!header->aa) - printf("Non-authoritative answer:\n"); - c = parse_reply(queries[rc].reply, queries[rc].rlen, NULL); - } - else { - c = parse_reply(queries[rc].reply, queries[rc].rlen, - &bb_style_counter); - } + header = (HEADER *)queries[rc].reply; + if (!header->aa) + printf("Non-authoritative answer:\n"); + c = parse_reply(queries[rc].reply, queries[rc].rlen); } if (c == 0) @@ -899,8 +882,7 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv) else if (c < 0) printf("*** Can't find %s: Parse error\n", queries[rc].name); - if (!bb_style_counter) - printf("\n"); + bb_putchar('\n'); } if (ENABLE_FEATURE_CLEAN_UP) { |