gl/gai_strerror.c

   1 /* Copyright (C) 1997, 2001, 2002, 2004, 2005, 2006, 2008, 2009, 2010 Free
   2    Software 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, write to the Free Software Foundation,
  18    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  19
  20 #ifndef _LIBC
  21 # include <config.h>
  22 #endif
  23
  24 #include <stdio.h>
  25 #include <netdb.h>
  26
  27 #ifdef _LIBC
  28 # include <libintl.h>
  29 #else
  30 # include "gettext.h"
  31 # define _(String) gettext (String)
  32 # define N_(String) String
  33 #endif
  34
  35 static struct
  36   {
  37     int code;
  38     const char *msg;
  39   }
  40 values[] =
  41   {
  42     { EAI_ADDRFAMILY, N_("Address family for hostname not supported") },
  43     { EAI_AGAIN, N_("Temporary failure in name resolution") },
  44     { EAI_BADFLAGS, N_("Bad value for ai_flags") },
  45     { EAI_FAIL, N_("Non-recoverable failure in name resolution") },
  46     { EAI_FAMILY, N_("ai_family not supported") },
  47     { EAI_MEMORY, N_("Memory allocation failure") },
  48     { EAI_NODATA, N_("No address associated with hostname") },
  49     { EAI_NONAME, N_("Name or service not known") },
  50     { EAI_SERVICE, N_("Servname not supported for ai_socktype") },
  51     { EAI_SOCKTYPE, N_("ai_socktype not supported") },
  52     { EAI_SYSTEM, N_("System error") },
  53     { EAI_OVERFLOW, N_("Argument buffer too small") },
  54 #ifdef EAI_INPROGRESS
  55     { EAI_INPROGRESS, N_("Processing request in progress") },
  56     { EAI_CANCELED, N_("Request canceled") },
  57     { EAI_NOTCANCELED, N_("Request not canceled") },
  58     { EAI_ALLDONE, N_("All requests done") },
  59     { EAI_INTR, N_("Interrupted by a signal") },
  60     { EAI_IDN_ENCODE, N_("Parameter string not correctly encoded") }
  61 #endif
  62   };
  63
  64 const char *
  65 gai_strerror (int code)
  66 {
  67   size_t i;
  68   for (i = 0; i < sizeof (values) / sizeof (values[0]); ++i)
  69     if (values[i].code == code)
  70       return _(values[i].msg);
  71
  72   return _("Unknown error");
  73 }
  74 #ifdef _LIBC
  75 libc_hidden_def (gai_strerror)
  76 #endif