1/* Convert Inet number to ASCII representation.
2 Copyright (C) 1997-2016 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <http://www.gnu.org/licenses/>. */
19
20#include <stdio.h>
21#include <stdlib.h>
22#include <arpa/inet.h>
23
24/* The interface of this function is completely stupid, it requires a
25 static buffer. We relax this a bit in that we allow one buffer for
26 each thread. */
27static __thread char buffer[18];
28
29
30char *
31inet_ntoa (struct in_addr in)
32{
33 unsigned char *bytes = (unsigned char *) &in;
34 __snprintf (buffer, sizeof (buffer), "%d.%d.%d.%d",
35 bytes[0], bytes[1], bytes[2], bytes[3]);
36
37 return buffer;
38}
39