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[src/netbsd-1-4]: src/dist/bind/bin/nslookup Pull up revisions 1.1-1.2 (new) ...
details: https://anonhg.NetBSD.org/src/rev/3c595cdc5fab
branches: netbsd-1-4
changeset: 469794:3c595cdc5fab
user: he <he%NetBSD.org@localhost>
date: Sat Dec 04 16:57:16 1999 +0000
description:
Pull up revisions 1.1-1.2 (new) (requested by christos and veego):
Update to BIND 8.2.2-P5.
diffstat:
dist/bind/bin/nslookup/debug.c | 649 ++++++++++++++++++++++++++++
dist/bind/bin/nslookup/getinfo.c | 876 +++++++++++++++++++++++++++++++++++++++
2 files changed, 1525 insertions(+), 0 deletions(-)
diffs (truncated from 1533 to 300 lines):
diff -r 85e8241206e8 -r 3c595cdc5fab dist/bind/bin/nslookup/debug.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/dist/bind/bin/nslookup/debug.c Sat Dec 04 16:57:16 1999 +0000
@@ -0,0 +1,649 @@
+/* $NetBSD: debug.c,v 1.2.2.2 1999/12/04 16:57:16 he Exp $ */
+
+/*
+ * Copyright (c) 1985, 1989
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * Portions Copyright (c) 1993 by Digital Equipment Corporation.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies, and that
+ * the name of Digital Equipment Corporation not be used in advertising or
+ * publicity pertaining to distribution of the document or software without
+ * specific, written prior permission.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
+ * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+ * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+#ifndef lint
+static const char sccsid[] = "@(#)debug.c 5.26 (Berkeley) 3/21/91";
+static const char rcsid[] = "Id: debug.c,v 8.15 1999/10/13 16:39:16 vixie Exp";
+#endif /* not lint */
+
+/*
+ *******************************************************************************
+ *
+ * debug.c --
+ *
+ * Routines to print out packets received from a name server query.
+ *
+ * Modified version of 4.3BSD BIND res_debug.c 5.30 6/27/90
+ *
+ *******************************************************************************
+ */
+
+#include "port_before.h"
+
+#include <sys/param.h>
+#include <sys/socket.h>
+
+#include <netinet/in.h>
+#include <arpa/nameser.h>
+#include <arpa/inet.h>
+
+#include <netdb.h>
+#include <resolv.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "port_after.h"
+
+#include "res.h"
+
+/*
+ * Imported from res_debug.c
+ */
+extern char *_res_opcodes[];
+
+/*
+ * Used to highlight the start of a record when printing it.
+ */
+#define INDENT " -> "
+
+/*
+ * Print the contents of a query.
+ * This is intended to be primarily a debugging routine.
+ */
+
+void
+Print_query(const u_char *msg, const u_char *eom, int printHeader) {
+ Fprint_query(msg, eom, printHeader, stdout);
+}
+
+void
+Fprint_query(const u_char *msg, const u_char *eom, int printHeader, FILE *file)
+{
+ const u_char *cp;
+ const HEADER *hp;
+ int n;
+ u_int class, type;
+
+ /*
+ * Print header fields.
+ */
+ hp = (HEADER *)msg;
+ cp = msg + HFIXEDSZ;
+ if (printHeader || (res.options & RES_DEBUG2)) {
+ fprintf(file," HEADER:\n");
+ fprintf(file,"\topcode = %s", _res_opcodes[hp->opcode]);
+ fprintf(file,", id = %d", ntohs(hp->id));
+ fprintf(file,", rcode = %s\n", p_rcode(hp->rcode));
+ fprintf(file,"\theader flags: ");
+ if (hp->qr) {
+ fprintf(file," response");
+ } else {
+ fprintf(file," query");
+ }
+ if (hp->aa)
+ fprintf(file,", auth. answer");
+ if (hp->tc)
+ fprintf(file,", truncation");
+ if (hp->rd)
+ fprintf(file,", want recursion");
+ if (hp->ra)
+ fprintf(file,", recursion avail.");
+ if (hp->unused)
+ fprintf(file,", UNUSED-QUERY_BIT");
+ if (hp->ad)
+ fprintf(file,", authentic data");
+ if (hp->cd)
+ fprintf(file,", checking disabled");
+ fprintf(file,"\n\tquestions = %d", ntohs(hp->qdcount));
+ fprintf(file,", answers = %d", ntohs(hp->ancount));
+ fprintf(file,", authority records = %d", ntohs(hp->nscount));
+ fprintf(file,", additional = %d\n\n", ntohs(hp->arcount));
+ }
+
+ /*
+ * Print question records.
+ */
+ n = ntohs(hp->qdcount);
+ if (n > 0) {
+ fprintf(file," QUESTIONS:\n");
+ while (--n >= 0) {
+ fprintf(file,"\t");
+ cp = Print_cdname(cp, msg, eom, file);
+ if (cp == NULL)
+ return;
+ type = ns_get16((u_char*)cp);
+ cp += INT16SZ;
+ class = ns_get16((u_char*)cp);
+ cp += INT16SZ;
+ fprintf(file,", type = %s", p_type(type));
+ fprintf(file,", class = %s\n", p_class(class));
+ }
+ }
+ /*
+ * Print authoritative answer records
+ */
+ n = ntohs(hp->ancount);
+ if (n > 0) {
+ fprintf(file," ANSWERS:\n");
+ if (type == ns_t_a && n > MAXADDRS) {
+ printf("Limiting response to MAX Addrs = %d \n",
+ MAXADDRS);
+ n = MAXADDRS;
+ }
+ while (--n >= 0) {
+ fprintf(file, INDENT);
+ cp = Print_rr(cp, msg, eom, file);
+ if (cp == NULL)
+ return;
+ }
+ }
+ /*
+ * print name server records
+ */
+ n = ntohs(hp->nscount);
+ if (n > 0) {
+ fprintf(file," AUTHORITY RECORDS:\n");
+ while (--n >= 0) {
+ fprintf(file, INDENT);
+ cp = Print_rr(cp, msg, eom, file);
+ if (cp == NULL)
+ return;
+ }
+ }
+ /*
+ * print additional records
+ */
+ n = ntohs(hp->arcount);
+ if (n > 0) {
+ fprintf(file," ADDITIONAL RECORDS:\n");
+ while (--n >= 0) {
+ fprintf(file, INDENT);
+ cp = Print_rr(cp, msg, eom, file);
+ if (cp == NULL)
+ return;
+ }
+ }
+ fprintf(file,"\n------------\n");
+}
+
+const u_char *
+Print_cdname_sub(const u_char *cp, const u_char *msg, const u_char *eom,
+ FILE *file, int format)
+{
+ char name[MAXDNAME];
+ int n;
+
+ n = dn_expand(msg, eom, cp, name, sizeof name);
+ if (n < 0)
+ return (NULL);
+ if (name[0] == '\0')
+ strcpy(name, "(root)");
+ if (format)
+ fprintf(file, "%-30s", name);
+ else
+ fputs(name, file);
+ return (cp + n);
+}
+
+const u_char *
+Print_cdname(const u_char *cp, const u_char *msg, const u_char *eom,
+ FILE *file)
+{
+ return (Print_cdname_sub(cp, msg, eom, file, 0));
+}
+
+const u_char *
+Print_cdname2(const u_char *cp, const u_char *msg, const u_char *eom,
+ FILE *file)
+{
+ return (Print_cdname_sub(cp, msg, eom, file, 1));
+}
+
+#define BOUNDS_CHECK(ptr, count) \
+ do { \
+ if ((ptr) + (count) > eom) { \
+ fprintf(file, "(form error.)\n"); \
+ return (NULL); \
+ } \
+ } while (0)
+
+/*
+ * Print resource record fields in human readable form (not master file form).
+ */
+const u_char *
+Print_rr(const u_char *ocp, const u_char *msg, const u_char *eom, FILE *file) {
+ u_int type, class;
+ int dlen, n, c, debug;
+ u_long rrttl, ttl;
+ struct in_addr inaddr;
+ const u_char *cp, *cp1, *cp2;
+
+ if ((cp = Print_cdname(ocp, msg, eom, file)) == NULL) {
+ fprintf(file, "(name truncated?)\n");
+ return (NULL); /* compression error */
+ }
+
+ BOUNDS_CHECK(cp, 3 * INT16SZ + INT32SZ);
+ NS_GET16(type, cp);
+ NS_GET16(class, cp);
+ NS_GET32(rrttl, cp);
+ NS_GET16(dlen, cp);
+ BOUNDS_CHECK(cp, dlen);
+
+ debug = res.options & (RES_DEBUG|RES_DEBUG2);
+ if (debug) {
+ if (res.options & RES_DEBUG2)
+ fprintf(file,"\n\ttype = %s, class = %s, dlen = %d",
+ p_type(type), p_class(class), dlen);
+ if (type == T_SOA)
+ fprintf(file,"\n\tttl = %lu (%s)",
+ rrttl, p_time(rrttl));
+ putc('\n', file);
+ }
+
+ cp1 = cp;
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