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-rw-r--r--resolv/getnetnamadr.c286
1 files changed, 0 insertions, 286 deletions
diff --git a/resolv/getnetnamadr.c b/resolv/getnetnamadr.c
deleted file mode 100644
index 39402b7af1..0000000000
--- a/resolv/getnetnamadr.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/* Copyright (c) 1993 Carlos Leandro and Rui Salgueiro
- *	Dep. Matematica Universidade de Coimbra, Portugal, Europe
- *
- * 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.
- */
-/*
- * Copyright (c) 1983, 1993
- *	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.
- * 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.
- */
-
-#if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)getnetbyaddr.c	8.1 (Berkeley) 6/4/93";
-static char sccsid_[] = "from getnetnamadr.c	1.4 (Coimbra) 93/06/03";
-static char rcsid[] = "$Id$";
-#endif /* LIBC_SCCS and not lint */
-
-#include <sys/types.h>
-#include <sys/param.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <arpa/nameser.h>
-
-#include <stdio.h>
-#include <netdb.h>
-#include <resolv.h>
-#include <ctype.h>
-#include <errno.h>
-#include <string.h>
-
-#ifndef h_errno
-extern int h_errno;
-#endif
-
-#if defined(mips) && defined(SYSTYPE_BSD43) && !defined(errno)
-extern int errno;
-#endif
-
-struct netent *_getnetbyaddr __P((long net, int type));
-struct netent *_getnetbyname __P((const char *name));
-
-#define BYADDR 0
-#define BYNAME 1
-#define	MAXALIASES	35
-
-#if PACKETSZ > 1024
-#define	MAXPACKET	PACKETSZ
-#else
-#define	MAXPACKET	1024
-#endif
-
-typedef union {
-	HEADER	hdr;
-	u_char	buf[MAXPACKET];
-} querybuf;
-
-typedef union {
-	long	al;
-	char	ac;
-} align;
-
-static struct netent *
-getnetanswer(answer, anslen, net_i)
-	querybuf *answer;
-	int anslen;
-	int net_i;
-{
-
-	register HEADER *hp;
-	register u_char *cp;
-	register int n;
-	u_char *eom;
-	int type, class, buflen, ancount, qdcount, haveanswer, i, nchar;
-	char aux1[30], aux2[30], ans[30], *in, *st, *pauxt, *bp, **ap,
-		*paux1 = &aux1[0], *paux2 = &aux2[0], flag = 0;
-static	struct netent net_entry;
-static	char *net_aliases[MAXALIASES], netbuf[BUFSIZ+1];
-
-	/*
-	 * find first satisfactory answer
-	 *
-	 *      answer --> +------------+  ( MESSAGE )
-	 *		   |   Header   |
-	 *		   +------------+
-	 *		   |  Question  | the question for the name server
-	 *		   +------------+
-	 *		   |   Answer   | RRs answering the question
-	 *		   +------------+
-	 *		   | Authority  | RRs pointing toward an authority
-	 *		   | Additional | RRs holding additional information
-	 *		   +------------+
-	 */
-	eom = answer->buf + anslen;
-	hp = &answer->hdr;
-	ancount = ntohs(hp->ancount); /* #/records in the answer section */
-	qdcount = ntohs(hp->qdcount); /* #/entries in the question section */
-	bp = netbuf;
-	buflen = sizeof(netbuf);
-	cp = answer->buf + HFIXEDSZ;
-	if (!qdcount) {
-		if (hp->aa)
-			__set_h_errno (HOST_NOT_FOUND);
-		else
-			__set_h_errno (TRY_AGAIN);
-		return (NULL);
-	}
-	while (qdcount-- > 0)
-		cp += __dn_skipname(cp, eom) + QFIXEDSZ;
-	ap = net_aliases;
-	*ap = NULL;
-	net_entry.n_aliases = net_aliases;
-	haveanswer = 0;
-	while (--ancount >= 0 && cp < eom) {
-		n = dn_expand(answer->buf, eom, cp, bp, buflen);
-		if ((n < 0) || !res_dnok(bp))
-			break;
-		cp += n;
-		ans[0] = '\0';
-		(void)strcpy(&ans[0], bp);
-		GETSHORT(type, cp);
-		GETSHORT(class, cp);
-		cp += INT32SZ;		/* TTL */
-		GETSHORT(n, cp);
-		if (class == C_IN && type == T_PTR) {
-			n = dn_expand(answer->buf, eom, cp, bp, buflen);
-			if ((n < 0) || !res_hnok(bp)) {
-				cp += n;
-				return (NULL);
-			}
-			cp += n;
-			*ap++ = bp;
-			bp += strlen(bp) + 1;
-			net_entry.n_addrtype =
-				(class == C_IN) ? AF_INET : AF_UNSPEC;
-			haveanswer++;
-		}
-	}
-	if (haveanswer) {
-		*ap = NULL;
-		switch (net_i) {
-		case BYADDR:
-			net_entry.n_name = *net_entry.n_aliases;
-			net_entry.n_net = 0L;
-			break;
-		case BYNAME:
-			in = *net_entry.n_aliases;
-			net_entry.n_name = &ans[0];
-			aux2[0] = '\0';
-			for (i = 0; i < 4; i++) {
-				for (st = in, nchar = 0;
-				     *st != '.';
-				     st++, nchar++)
-					;
-				if (nchar != 1 || *in != '0' || flag) {
-					flag = 1;
-					(void)strncpy(paux1,
-						      (i==0) ? in : in-1,
-						      (i==0) ?nchar : nchar+1);
-					paux1[(i==0) ? nchar : nchar+1] = '\0';
-					pauxt = paux2;
-					paux2 = strcat(paux1, paux2);
-					paux1 = pauxt;
-				}
-				in = ++st;
-			}
-			net_entry.n_net = inet_network(paux2);
-			break;
-		}
-		net_entry.n_aliases++;
-		return (&net_entry);
-	}
-	__set_h_errno (TRY_AGAIN);
-	return (NULL);
-}
-
-struct netent *
-getnetbyaddr(net, net_type)
-	register u_long net;
-	register int net_type;
-{
-	unsigned int netbr[4];
-	int nn, anslen;
-	querybuf buf;
-	char qbuf[MAXDNAME];
-	u_int32_t net2;		/* Changed from unsigned long --roland */
-	struct netent *net_entry;
-
-	if (net_type != AF_INET)
-		return (_getnetbyaddr(net, net_type));
-
-	for (nn = 4, net2 = net; net2; net2 >>= 8)
-		netbr[--nn] = net2 & 0xff;
-	switch (nn) {
-	case 3: 	/* Class A */
-		sprintf(qbuf, "0.0.0.%u.in-addr.arpa", netbr[3]);
-		break;
-	case 2: 	/* Class B */
-		sprintf(qbuf, "0.0.%u.%u.in-addr.arpa", netbr[3], netbr[2]);
-		break;
-	case 1: 	/* Class C */
-		sprintf(qbuf, "0.%u.%u.%u.in-addr.arpa", netbr[3], netbr[2],
-		    netbr[1]);
-		break;
-	case 0: 	/* Class D - E */
-		sprintf(qbuf, "%u.%u.%u.%u.in-addr.arpa", netbr[3], netbr[2],
-		    netbr[1], netbr[0]);
-		break;
-	}
-	anslen = res_query(qbuf, C_IN, T_PTR, (u_char *)&buf, sizeof(buf));
-	if (anslen < 0) {
-#ifdef DEBUG
-		if (_res.options & RES_DEBUG)
-			printf("res_query failed\n");
-#endif
-		if (errno == ECONNREFUSED)
-			return (_getnetbyaddr(net, net_type));
-		return (NULL);
-	}
-	net_entry = getnetanswer(&buf, anslen, BYADDR);
-	if (net_entry) {
-		unsigned u_net = net;	/* maybe net should be unsigned ? */
-
-		/* Strip trailing zeros */
-		while ((u_net & 0xff) == 0 && u_net != 0)
-			u_net >>= 8;
-		net_entry->n_net = u_net;
-		return (net_entry);
-	}
-	return (_getnetbyaddr(net, net_type));
-}
-
-struct netent *
-getnetbyname(net)
-	register const char *net;
-{
-	int anslen;
-	querybuf buf;
-	char qbuf[MAXDNAME];
-	struct netent *net_entry;
-
-	if ((_res.options & RES_INIT) == 0 && res_init() == -1) {
-		__set_h_errno (NETDB_INTERNAL);
-		return (NULL);
-	}
-	strcpy(&qbuf[0], net);
-	anslen = res_search(qbuf, C_IN, T_PTR, (u_char *)&buf, sizeof(buf));
-	if (anslen < 0) {
-#ifdef DEBUG
-		if (_res.options & RES_DEBUG)
-			printf("res_query failed\n");
-#endif
-		if (errno == ECONNREFUSED)
-			return (_getnetbyname(net));
-		return (_getnetbyname(net));
-	}
-	net_entry = getnetanswer(&buf, anslen, BYNAME);
-	if (net_entry)
-		return (net_entry);
-	return (_getnetbyname(net));
-}