1 |
|
|
/* $OpenBSD: freeaddrinfo.c,v 1.9 2016/09/21 04:38:56 guenther Exp $ */ |
2 |
|
|
|
3 |
|
|
/* |
4 |
|
|
* Copyright (c) 1996, 1997, 1998, 1999, Craig Metz, All rights reserved. |
5 |
|
|
* |
6 |
|
|
* Redistribution and use in source and binary forms, with or without |
7 |
|
|
* modification, are permitted provided that the following conditions |
8 |
|
|
* are met: |
9 |
|
|
* 1. Redistributions of source code must retain the above copyright |
10 |
|
|
* notice, this list of conditions and the following disclaimer. |
11 |
|
|
* 2. Redistributions in binary form must reproduce the above copyright |
12 |
|
|
* notice, this list of conditions and the following disclaimer in the |
13 |
|
|
* documentation and/or other materials provided with the distribution. |
14 |
|
|
* 3. All advertising materials mentioning features or use of this software |
15 |
|
|
* must display the following acknowledgement: |
16 |
|
|
* This product includes software developed by Craig Metz and |
17 |
|
|
* by other contributors. |
18 |
|
|
* 4. Neither the name of the author nor the names of contributors |
19 |
|
|
* may be used to endorse or promote products derived from this software |
20 |
|
|
* without specific prior written permission. |
21 |
|
|
* |
22 |
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
23 |
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
24 |
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
25 |
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
26 |
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
27 |
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
28 |
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
29 |
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 |
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
31 |
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
32 |
|
|
* SUCH DAMAGE. |
33 |
|
|
*/ |
34 |
|
|
|
35 |
|
|
#include <stdlib.h> |
36 |
|
|
#include <netdb.h> |
37 |
|
|
|
38 |
|
|
void |
39 |
|
|
freeaddrinfo(struct addrinfo *ai) |
40 |
|
|
{ |
41 |
|
|
struct addrinfo *p; |
42 |
|
|
|
43 |
|
|
do { |
44 |
|
|
p = ai; |
45 |
|
|
ai = ai->ai_next; |
46 |
|
|
free(p->ai_canonname); |
47 |
|
|
free(p); |
48 |
|
|
} while (ai); |
49 |
|
|
} |
50 |
|
|
DEF_WEAK(freeaddrinfo); |