gl/gai_strerror.c

   1 /* Copyright (C) 1997, 2001, 2002, 2004, 2005, 2006 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Philip Blundell <pjb27@cam.ac.uk>, 1997.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 2, or (at your option)
   8    any later version.
   9
  10    This program 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
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to the Free Software Foundation,
  17    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 # include <config.h>
  21 #endif
  22
  23 #ifndef _LIBC
  24 # include "getaddrinfo.h"
  25 #endif
  26
  27 #include <stdio.h>
  28 #ifdef HAVE_NETDB_H
  29 # include <netdb.h>
  30 #endif
  31
  32 #ifdef _LIBC
  33 # include <libintl.h>
  34 #else
  35 # include "gettext.h"
  36 # define _(String) gettext (String)
  37 # define N_(String) String
  38 #endif
  39
  40 static struct
  41   {
  42     int code;
  43     const char *msg;
  44   }
  45 values[] =
  46   {
  47     { EAI_ADDRFAMILY, N_("Address family for hostname not supported") },
  48     { EAI_AGAIN, N_("Temporary failure in name resolution") },
  49     { EAI_BADFLAGS, N_("Bad value for ai_flags") },
  50     { EAI_FAIL, N_("Non-recoverable failure in name resolution") },
  51     { EAI_FAMILY, N_("ai_family not supported") },
  52     { EAI_MEMORY, N_("Memory allocation failure") },
  53     { EAI_NODATA, N_("No address associated with hostname") },
  54     { EAI_NONAME, N_("Name or service not known") },
  55     { EAI_SERVICE, N_("Servname not supported for ai_socktype") },
  56     { EAI_SOCKTYPE, N_("ai_socktype not supported") },
  57     { EAI_SYSTEM, N_("System error") },
  58 #ifdef __USE_GNU
  59     { EAI_INPROGRESS, N_("Processing request in progress") },
  60     { EAI_CANCELED, N_("Request canceled") },
  61     { EAI_NOTCANCELED, N_("Request not canceled") },
  62     { EAI_ALLDONE, N_("All requests done") },
  63     { EAI_INTR, N_("Interrupted by a signal") },
  64     { EAI_IDN_ENCODE, N_("Parameter string not correctly encoded") }
  65 #endif
  66   };
  67
  68 const char *
  69 gai_strerror (int code)
  70 {
  71   size_t i;
  72   for (i = 0; i < sizeof (values) / sizeof (values[0]); ++i)
  73     if (values[i].code == code)
  74       return _(values[i].msg);
  75
  76   return _("Unknown error");
  77 }
  78 #ifdef _LIBC
  79 libc_hidden_def (gai_strerror)
  80 #endif