inet_ntoa.c revision 1.2 1 1.2 christos /* $NetBSD: inet_ntoa.c,v 1.2 2012/03/13 21:13:38 christos Exp $ */
2 1.1 christos
3 1.1 christos /*
4 1.1 christos * Copyright (c) 1983, 1993
5 1.1 christos * The Regents of the University of California. All rights reserved.
6 1.1 christos *
7 1.1 christos * Redistribution and use in source and binary forms, with or without
8 1.1 christos * modification, are permitted provided that the following conditions
9 1.1 christos * are met:
10 1.1 christos * 1. Redistributions of source code must retain the above copyright
11 1.1 christos * notice, this list of conditions and the following disclaimer.
12 1.1 christos * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 christos * notice, this list of conditions and the following disclaimer in the
14 1.1 christos * documentation and/or other materials provided with the distribution.
15 1.1 christos * 3. Neither the name of the University nor the names of its contributors
16 1.1 christos * may be used to endorse or promote products derived from this software
17 1.1 christos * without specific prior written permission.
18 1.1 christos *
19 1.1 christos * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 1.1 christos * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 1.1 christos * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 1.1 christos * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 1.1 christos * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 1.1 christos * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 1.1 christos * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 1.1 christos * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 1.1 christos * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 1.1 christos * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 1.1 christos * SUCH DAMAGE.
30 1.1 christos */
31 1.1 christos
32 1.1 christos #include <sys/cdefs.h>
33 1.1 christos #if defined(LIBC_SCCS) && !defined(lint)
34 1.1 christos #if 0
35 1.1 christos static char sccsid[] = "@(#)inet_ntoa.c 8.1 (Berkeley) 6/4/93";
36 1.1 christos #else
37 1.2 christos __RCSID("$NetBSD: inet_ntoa.c,v 1.2 2012/03/13 21:13:38 christos Exp $");
38 1.1 christos #endif
39 1.1 christos #endif /* LIBC_SCCS and not lint */
40 1.1 christos
41 1.1 christos #include "namespace.h"
42 1.1 christos #include <sys/types.h>
43 1.1 christos #include <sys/socket.h>
44 1.1 christos #include <netinet/in.h>
45 1.1 christos #include <arpa/inet.h>
46 1.1 christos #include <stdio.h>
47 1.1 christos #include <string.h>
48 1.1 christos
49 1.1 christos #ifdef __weak_alias
50 1.1 christos __weak_alias(inet_ntoa,_inet_ntoa)
51 1.1 christos #endif
52 1.1 christos
53 1.1 christos /*
54 1.1 christos * Convert network-format internet address
55 1.1 christos * to base 256 d.d.d.d representation.
56 1.1 christos */
57 1.1 christos /*const*/ char *
58 1.1 christos inet_ntoa(struct in_addr in) {
59 1.1 christos static char ret[18];
60 1.1 christos
61 1.1 christos strlcpy(ret, "[inet_ntoa error]", sizeof(ret));
62 1.2 christos (void) inet_ntop(AF_INET, &in, ret, (socklen_t)sizeof ret);
63 1.2 christos return ret;
64 1.1 christos }
65