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5929563f | 1 | /* Convert Inet number to ASCII representation. |
581c785b | 2 | Copyright (C) 1997-2022 Free Software Foundation, Inc. |
5929563f | 3 | This file is part of the GNU C Library. |
5929563f UD |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
5929563f UD |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
5929563f | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
5929563f | 18 | |
28f540f4 | 19 | #include <stdio.h> |
5929563f UD |
20 | #include <stdlib.h> |
21 | #include <arpa/inet.h> | |
5929563f UD |
22 | |
23 | /* The interface of this function is completely stupid, it requires a | |
279d494b UD |
24 | static buffer. We relax this a bit in that we allow one buffer for |
25 | each thread. */ | |
26 | static __thread char buffer[18]; | |
5929563f | 27 | |
28f540f4 RM |
28 | |
29 | char * | |
5929563f | 30 | inet_ntoa (struct in_addr in) |
28f540f4 | 31 | { |
279d494b UD |
32 | unsigned char *bytes = (unsigned char *) ∈ |
33 | __snprintf (buffer, sizeof (buffer), "%d.%d.%d.%d", | |
50304ef0 | 34 | bytes[0], bytes[1], bytes[2], bytes[3]); |
5929563f UD |
35 | |
36 | return buffer; | |
37 | } |