1/* Copyright (C) 1997, 2001-2002, 2004-2006, 2008-2014 Free Software
2   Foundation, Inc.
3   This file is part of the GNU C Library.
4   Contributed by Philip Blundell <pjb27@cam.ac.uk>, 1997.
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 3, or (at your option)
9   any later version.
10
11   This program 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
14   GNU General Public License for more details.
15
16   You should have received a copy of the GNU General Public License
17   along with this program; if not, see <http://www.gnu.org/licenses/>.  */
18
19#ifndef _LIBC
20# include <config.h>
21#endif
22
23#include <stdio.h>
24#include <netdb.h>
25
26#ifdef _LIBC
27# include <libintl.h>
28#else
29# include "gettext.h"
30# define _(String) gettext (String)
31# define N_(String) String
32#endif
33
34#if HAVE_DECL_GAI_STRERROR
35
36# include <sys/socket.h>
37# undef gai_strerror
38# if HAVE_DECL_GAI_STRERRORA
39#  define gai_strerror gai_strerrorA
40# endif
41
42const char *
43rpl_gai_strerror (int code)
44{
45  return gai_strerror (code);
46}
47
48#else /* !HAVE_DECL_GAI_STRERROR */
49
50static struct
51  {
52    int code;
53    const char *msg;
54  }
55values[] =
56  {
57    { EAI_ADDRFAMILY, N_("Address family for hostname not supported") },
58    { EAI_AGAIN, N_("Temporary failure in name resolution") },
59    { EAI_BADFLAGS, N_("Bad value for ai_flags") },
60    { EAI_FAIL, N_("Non-recoverable failure in name resolution") },
61    { EAI_FAMILY, N_("ai_family not supported") },
62    { EAI_MEMORY, N_("Memory allocation failure") },
63    { EAI_NODATA, N_("No address associated with hostname") },
64    { EAI_NONAME, N_("Name or service not known") },
65    { EAI_SERVICE, N_("Servname not supported for ai_socktype") },
66    { EAI_SOCKTYPE, N_("ai_socktype not supported") },
67    { EAI_SYSTEM, N_("System error") },
68    { EAI_OVERFLOW, N_("Argument buffer too small") },
69#ifdef EAI_INPROGRESS
70    { EAI_INPROGRESS, N_("Processing request in progress") },
71    { EAI_CANCELED, N_("Request canceled") },
72    { EAI_NOTCANCELED, N_("Request not canceled") },
73    { EAI_ALLDONE, N_("All requests done") },
74    { EAI_INTR, N_("Interrupted by a signal") },
75    { EAI_IDN_ENCODE, N_("Parameter string not correctly encoded") }
76#endif
77  };
78
79const char *
80gai_strerror (int code)
81{
82  size_t i;
83  for (i = 0; i < sizeof (values) / sizeof (values[0]); ++i)
84    if (values[i].code == code)
85      return _(values[i].msg);
86
87  return _("Unknown error");
88}
89# ifdef _LIBC
90libc_hidden_def (gai_strerror)
91# endif
92#endif /* !HAVE_DECL_GAI_STRERROR */
93