1 /*
2 * Copyright (C) 1999 Ross Combs (rocombs@cs.nmsu.edu)
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18 #include "common/setup_before.h"
19 #ifndef HAVE_INET_NTOA
20
21 #include <stdio.h>
22 #ifdef HAVE_STDDEF_H
23 # include <stddef.h>
24 #else
25 # ifndef NULL
26 # define NULL ((void *)0)
27 # endif
28 #endif
29 #ifdef HAVE_SYS_TYPES
30 # include <sys/types.h>
31 #endif
32 #ifdef HAVE_SYS_PARAM_H
33 # include <sys/param.h>
34 #endif
35 #ifdef HAVE_NETINET_IN_H
36 # include <netinet/in.h>
37 #endif
38 #ifdef HAVE_ARPA_INET_H
39 # include <arpa/inet.h>
40 #endif
41 #include "inet_ntoa.h"
42 #include "common/setup_after.h"
43
44
inet_ntoa(struct in_addr const * addr)45 extern char const * inet_ntoa(struct in_addr const * addr)
46 {
47 static char buff[16];
48 unsigned long val;
49
50 if (!addr)
51 return NULL;
52
53 val = ntohl(addr->s_addr);
54 sprintf(buff,"%u.%u.%u.%u",
55 (val>>24)&0xff,
56 (val>>16)&0xff,
57 (val>> 8)&0xff,
58 (val )&0xff);
59 return buff;
60 }
61
62 #else
63 typedef int filenotempty; /* make ISO standard happy */
64 #endif
65