1bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman/*	$OpenBSD: inet_ntoa.c,v 1.6 2005/08/06 20:30:03 espie Exp $ */
2bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman/*
3bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * Copyright (c) 1983, 1993
4bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *	The Regents of the University of California.  All rights reserved.
5bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *
6bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * Redistribution and use in source and binary forms, with or without
7bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * modification, are permitted provided that the following conditions
8bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * are met:
9bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * 1. Redistributions of source code must retain the above copyright
10bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *    notice, this list of conditions and the following disclaimer.
11bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * 2. Redistributions in binary form must reproduce the above copyright
12bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *    notice, this list of conditions and the following disclaimer in the
13bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *    documentation and/or other materials provided with the distribution.
14bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * 3. Neither the name of the University nor the names of its contributors
15bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *    may be used to endorse or promote products derived from this software
16bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *    without specific prior written permission.
17bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman *
18bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * SUCH DAMAGE.
29bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman */
30bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman
31bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman/* OPENBSD ORIGINAL: lib/libc/net/inet_ntoa.c */
32bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman
33bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#include "includes.h"
34bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman
35bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA)
36bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman
37bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman/*
38bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * Convert network-format internet address
39bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman * to base 256 d.d.d.d representation.
40bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman */
41bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#include <sys/types.h>
42bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#include <netinet/in.h>
43bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#include <arpa/inet.h>
44bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#include <stdio.h>
45bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman
46bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartmanchar *
47bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartmaninet_ntoa(struct in_addr in)
48bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman{
49bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman	static char b[18];
50bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman	char *p;
51bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman
52bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman	p = (char *)&in;
53bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#define	UC(b)	(((int)b)&0xff)
54bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman	(void)snprintf(b, sizeof(b),
55bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman	    "%u.%u.%u.%u", UC(p[0]), UC(p[1]), UC(p[2]), UC(p[3]));
56bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman	return (b);
57bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman}
58bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman
59bd77cf78387b72b7b3ea870459077672bf75c3b5Greg Hartman#endif /* defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA) */
60