* Copyright (c) 1985, 1988 Regents of the University of California.
* All rights reserved.
*
- * Redistribution and use in source and binary forms are permitted
- * provided that: (1) source distributions retain this entire copyright
- * notice and comment, and (2) distributions including binaries display
- * the following acknowledgement: ``This product includes software
- * developed by the University of California, Berkeley and its contributors''
- * in the documentation or other materials provided with the distribution
- * and in all advertising materials mentioning features or use of this
- * software. 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ * 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.
*/
#if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)gethostnamadr.c 6.41 (Berkeley) 6/1/90";
+static char sccsid[] = "@(#)gethostnamadr.c 6.45 (Berkeley) 2/24/91";
#endif /* LIBC_SCCS and not lint */
#include <sys/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
-#include <ctype.h>
-#include <netdb.h>
-#include <stdio.h>
-#include <errno.h>
#include <arpa/inet.h>
#include <arpa/nameser.h>
+#include <netdb.h>
#include <resolv.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <errno.h>
+#include <string.h>
#define MAXALIASES 35
#define MAXADDRS 35
char ac;
} align;
-
int h_errno;
-extern errno;
static struct hostent *
getanswer(answer, anslen, iquery)
cp = answer->buf + sizeof(HEADER);
if (qdcount) {
if (iquery) {
- if ((n = dn_expand((char *)answer->buf, eom,
- cp, bp, buflen)) < 0) {
+ if ((n = dn_expand((u_char *)answer->buf,
+ (u_char *)eom, (u_char *)cp, (u_char *)bp,
+ buflen)) < 0) {
h_errno = NO_RECOVERY;
return ((struct hostent *) NULL);
}
bp += n;
buflen -= n;
} else
- cp += dn_skipname(cp, eom) + QFIXEDSZ;
+ cp += __dn_skipname(cp, eom) + QFIXEDSZ;
while (--qdcount > 0)
- cp += dn_skipname(cp, eom) + QFIXEDSZ;
+ cp += __dn_skipname(cp, eom) + QFIXEDSZ;
} else if (iquery) {
if (hp->aa)
h_errno = HOST_NOT_FOUND;
#endif
haveanswer = 0;
while (--ancount >= 0 && cp < eom) {
- if ((n = dn_expand((char *)answer->buf, eom, cp, bp, buflen)) < 0)
+ if ((n = dn_expand((u_char *)answer->buf, (u_char *)eom,
+ (u_char *)cp, (u_char *)bp, buflen)) < 0)
break;
cp += n;
type = _getshort(cp);
continue;
}
if (iquery && type == T_PTR) {
- if ((n = dn_expand((char *)answer->buf, eom,
- cp, bp, buflen)) < 0) {
+ if ((n = dn_expand((u_char *)answer->buf,
+ (u_char *)eom, (u_char *)cp, (u_char *)bp,
+ buflen)) < 0) {
cp += n;
continue;
}
struct hostent *
gethostbyaddr(addr, len, type)
- char *addr;
+ const char *addr;
int len, type;
{
int n;
struct hostent *
_gethtbyaddr(addr, len, type)
- char *addr;
+ const char *addr;
int len, type;
{
register struct hostent *p;