1
2/* Copyright 1998 by the Massachusetts Institute of Technology.
3 *
4 * Permission to use, copy, modify, and distribute this
5 * software and its documentation for any purpose and without
6 * fee is hereby granted, provided that the above copyright
7 * notice appear in all copies and that both that copyright
8 * notice and this permission notice appear in supporting
9 * documentation, and that the name of M.I.T. not be used in
10 * advertising or publicity pertaining to distribution of the
11 * software without specific, written prior permission.
12 * M.I.T. makes no representations about the suitability of
13 * this software for any purpose.  It is provided "as is"
14 * without express or implied warranty.
15 */
16
17#include "ares_setup.h"
18#include <stdlib.h>
19
20#ifdef HAVE_NETDB_H
21#include <netdb.h>
22#endif
23
24#include "ares.h"
25#include "ares_private.h" /* for memdebug */
26
27void ares_free_hostent(struct hostent *host)
28{
29  char **p;
30
31  if (!host)
32    return;
33
34  free((char *)(host->h_name));
35  for (p = host->h_aliases; *p; p++)
36    free(*p);
37  free(host->h_aliases);
38  free(host->h_addr_list[0]); /* no matter if there is one or many entries,
39                                 there is only one malloc for all of them */
40  free(host->h_addr_list);
41  free(host);
42}
43