File: w32-gettext.c

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libgpg-error 1.35-1~bpo9+1
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/* w32-gettext.h - A simple gettext implementation for Windows targets.
   Copyright (C) 1995, 1996, 1997, 1999, 2005, 2007,
                 2008, 2010 Free Software Foundation, Inc.

   This file is part of libgpg-error.

   libgpg-error is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public License
   as published by the Free Software Foundation; either version 2.1 of
   the License, or (at your option) any later version.

   libgpg-error is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this program; if not, see <https://www.gnu.org/licenses/>.
 */

#if HAVE_CONFIG_H
#include <config.h>
#endif
#if !defined (_WIN32) && !defined (__CYGWIN32__)
#  error This module may only be build for Windows or Cygwin32
#endif

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <stdint.h>
#ifndef HAVE_W32CE_SYSTEM
# include <locale.h>
#endif /*HAVE_W32CE_SYSTEM*/
#include <windows.h>

#ifdef JNLIB_IN_JNLIB
#include "libjnlib-config.h"
#endif

#ifndef jnlib_malloc
# define jnlib_malloc(a)    malloc ((a))
# define jnlib_calloc(a,b)  calloc ((a), (b))
# define jnlib_free(a)      free ((a))
# define jnlib_xstrdup(a)   not_used
#endif /*!jnlib_malloc*/

#include "init.h"
#include "gpg-error.h"

/* Override values initialized by gpgrt_w32_override_locale.  If NAME
 * is not the empty string LANGID will be used.  */
static struct
{
  unsigned short active;  /* If not zero this override is active. */
  unsigned short langid;
  char name[28];
} override_locale;


#ifdef HAVE_W32CE_SYSTEM
/* Forward declaration.  */
static wchar_t *utf8_to_wchar (const char *string, size_t length, size_t *retlen);

static HANDLE
MyCreateFileA (LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwSharedMode,
	     LPSECURITY_ATTRIBUTES lpSecurityAttributes,
	     DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes,
	     HANDLE hTemplateFile)
{
  wchar_t *filename;
  HANDLE result;
  int err;
  size_t size;

  filename = utf8_to_wchar (lpFileName, -1, &size);
  if (!filename)
    return INVALID_HANDLE_VALUE;

  result = CreateFileW (filename, dwDesiredAccess, dwSharedMode,
			lpSecurityAttributes, dwCreationDisposition,
			dwFlagsAndAttributes, hTemplateFile);

  err = GetLastError ();
  free (filename);
  SetLastError (err);
  return result;
}
#undef CreateFileA
#define CreateFileA MyCreateFileA
#endif


/* localname.c from gettext BEGIN.  */

/* Determine the current selected locale.
   Copyright (C) 1995-1999, 2000-2003 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify it
   under the terms of the GNU Library General Public License as published
   by the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
   USA.  */

/* Written by Ulrich Drepper <drepper@gnu.org>, 1995.  */
/* Win32 code written by Tor Lillqvist <tml@iki.fi>.  */
/* Renamed _nl_locale_name, removed unused args, removed include files,
   non-W32 code and changed comments <wk@gnupg.org>.  */

/* Mingw headers don't have latest language and sublanguage codes.  */
#ifndef LANG_AFRIKAANS
#define LANG_AFRIKAANS 0x36
#endif
#ifndef LANG_ALBANIAN
#define LANG_ALBANIAN 0x1c
#endif
#ifndef LANG_AMHARIC
#define LANG_AMHARIC 0x5e
#endif
#ifndef LANG_ARABIC
#define LANG_ARABIC 0x01
#endif
#ifndef LANG_ARMENIAN
#define LANG_ARMENIAN 0x2b
#endif
#ifndef LANG_ASSAMESE
#define LANG_ASSAMESE 0x4d
#endif
#ifndef LANG_AZERI
#define LANG_AZERI 0x2c
#endif
#ifndef LANG_BASQUE
#define LANG_BASQUE 0x2d
#endif
#ifndef LANG_BELARUSIAN
#define LANG_BELARUSIAN 0x23
#endif
#ifndef LANG_BENGALI
#define LANG_BENGALI 0x45
#endif
#ifndef LANG_BURMESE
#define LANG_BURMESE 0x55
#endif
#ifndef LANG_CAMBODIAN
#define LANG_CAMBODIAN 0x53
#endif
#ifndef LANG_CATALAN
#define LANG_CATALAN 0x03
#endif
#ifndef LANG_CHEROKEE
#define LANG_CHEROKEE 0x5c
#endif
#ifndef LANG_DIVEHI
#define LANG_DIVEHI 0x65
#endif
#ifndef LANG_EDO
#define LANG_EDO 0x66
#endif
#ifndef LANG_ESTONIAN
#define LANG_ESTONIAN 0x25
#endif
#ifndef LANG_FAEROESE
#define LANG_FAEROESE 0x38
#endif
#ifndef LANG_FARSI
#define LANG_FARSI 0x29
#endif
#ifndef LANG_FRISIAN
#define LANG_FRISIAN 0x62
#endif
#ifndef LANG_FULFULDE
#define LANG_FULFULDE 0x67
#endif
#ifndef LANG_GAELIC
#define LANG_GAELIC 0x3c
#endif
#ifndef LANG_GALICIAN
#define LANG_GALICIAN 0x56
#endif
#ifndef LANG_GEORGIAN
#define LANG_GEORGIAN 0x37
#endif
#ifndef LANG_GUARANI
#define LANG_GUARANI 0x74
#endif
#ifndef LANG_GUJARATI
#define LANG_GUJARATI 0x47
#endif
#ifndef LANG_HAUSA
#define LANG_HAUSA 0x68
#endif
#ifndef LANG_HAWAIIAN
#define LANG_HAWAIIAN 0x75
#endif
#ifndef LANG_HEBREW
#define LANG_HEBREW 0x0d
#endif
#ifndef LANG_HINDI
#define LANG_HINDI 0x39
#endif
#ifndef LANG_IBIBIO
#define LANG_IBIBIO 0x69
#endif
#ifndef LANG_IGBO
#define LANG_IGBO 0x70
#endif
#ifndef LANG_INDONESIAN
#define LANG_INDONESIAN 0x21
#endif
#ifndef LANG_INUKTITUT
#define LANG_INUKTITUT 0x5d
#endif
#ifndef LANG_KANNADA
#define LANG_KANNADA 0x4b
#endif
#ifndef LANG_KANURI
#define LANG_KANURI 0x71
#endif
#ifndef LANG_KASHMIRI
#define LANG_KASHMIRI 0x60
#endif
#ifndef LANG_KAZAK
#define LANG_KAZAK 0x3f
#endif
#ifndef LANG_KONKANI
#define LANG_KONKANI 0x57
#endif
#ifndef LANG_KYRGYZ
#define LANG_KYRGYZ 0x40
#endif
#ifndef LANG_LAO
#define LANG_LAO 0x54
#endif
#ifndef LANG_LATIN
#define LANG_LATIN 0x76
#endif
#ifndef LANG_LATVIAN
#define LANG_LATVIAN 0x26
#endif
#ifndef LANG_LITHUANIAN
#define LANG_LITHUANIAN 0x27
#endif
#ifndef LANG_MACEDONIAN
#define LANG_MACEDONIAN 0x2f
#endif
#ifndef LANG_MALAY
#define LANG_MALAY 0x3e
#endif
#ifndef LANG_MALAYALAM
#define LANG_MALAYALAM 0x4c
#endif
#ifndef LANG_MALTESE
#define LANG_MALTESE 0x3a
#endif
#ifndef LANG_MANIPURI
#define LANG_MANIPURI 0x58
#endif
#ifndef LANG_MARATHI
#define LANG_MARATHI 0x4e
#endif
#ifndef LANG_MONGOLIAN
#define LANG_MONGOLIAN 0x50
#endif
#ifndef LANG_NEPALI
#define LANG_NEPALI 0x61
#endif
#ifndef LANG_ORIYA
#define LANG_ORIYA 0x48
#endif
#ifndef LANG_OROMO
#define LANG_OROMO 0x72
#endif
#ifndef LANG_PAPIAMENTU
#define LANG_PAPIAMENTU 0x79
#endif
#ifndef LANG_PASHTO
#define LANG_PASHTO 0x63
#endif
#ifndef LANG_PUNJABI
#define LANG_PUNJABI 0x46
#endif
#ifndef LANG_RHAETO_ROMANCE
#define LANG_RHAETO_ROMANCE 0x17
#endif
#ifndef LANG_SAAMI
#define LANG_SAAMI 0x3b
#endif
#ifndef LANG_SANSKRIT
#define LANG_SANSKRIT 0x4f
#endif
#ifndef LANG_SERBIAN
#define LANG_SERBIAN 0x1a
#endif
#ifndef LANG_SINDHI
#define LANG_SINDHI 0x59
#endif
#ifndef LANG_SINHALESE
#define LANG_SINHALESE 0x5b
#endif
#ifndef LANG_SLOVAK
#define LANG_SLOVAK 0x1b
#endif
#ifndef LANG_SOMALI
#define LANG_SOMALI 0x77
#endif
#ifndef LANG_SORBIAN
#define LANG_SORBIAN 0x2e
#endif
#ifndef LANG_SUTU
#define LANG_SUTU 0x30
#endif
#ifndef LANG_SWAHILI
#define LANG_SWAHILI 0x41
#endif
#ifndef LANG_SYRIAC
#define LANG_SYRIAC 0x5a
#endif
#ifndef LANG_TAGALOG
#define LANG_TAGALOG 0x64
#endif
#ifndef LANG_TAJIK
#define LANG_TAJIK 0x28
#endif
#ifndef LANG_TAMAZIGHT
#define LANG_TAMAZIGHT 0x5f
#endif
#ifndef LANG_TAMIL
#define LANG_TAMIL 0x49
#endif
#ifndef LANG_TATAR
#define LANG_TATAR 0x44
#endif
#ifndef LANG_TELUGU
#define LANG_TELUGU 0x4a
#endif
#ifndef LANG_THAI
#define LANG_THAI 0x1e
#endif
#ifndef LANG_TIBETAN
#define LANG_TIBETAN 0x51
#endif
#ifndef LANG_TIGRINYA
#define LANG_TIGRINYA 0x73
#endif
#ifndef LANG_TSONGA
#define LANG_TSONGA 0x31
#endif
#ifndef LANG_TSWANA
#define LANG_TSWANA 0x32
#endif
#ifndef LANG_TURKMEN
#define LANG_TURKMEN 0x42
#endif
#ifndef LANG_UKRAINIAN
#define LANG_UKRAINIAN 0x22
#endif
#ifndef LANG_URDU
#define LANG_URDU 0x20
#endif
#ifndef LANG_UZBEK
#define LANG_UZBEK 0x43
#endif
#ifndef LANG_VENDA
#define LANG_VENDA 0x33
#endif
#ifndef LANG_VIETNAMESE
#define LANG_VIETNAMESE 0x2a
#endif
#ifndef LANG_WELSH
#define LANG_WELSH 0x52
#endif
#ifndef LANG_XHOSA
#define LANG_XHOSA 0x34
#endif
#ifndef LANG_YI
#define LANG_YI 0x78
#endif
#ifndef LANG_YIDDISH
#define LANG_YIDDISH 0x3d
#endif
#ifndef LANG_YORUBA
#define LANG_YORUBA 0x6a
#endif
#ifndef LANG_ZULU
#define LANG_ZULU 0x35
#endif
#ifndef SUBLANG_ARABIC_SAUDI_ARABIA
#define SUBLANG_ARABIC_SAUDI_ARABIA 0x01
#endif
#ifndef SUBLANG_ARABIC_IRAQ
#define SUBLANG_ARABIC_IRAQ 0x02
#endif
#ifndef SUBLANG_ARABIC_EGYPT
#define SUBLANG_ARABIC_EGYPT 0x03
#endif
#ifndef SUBLANG_ARABIC_LIBYA
#define SUBLANG_ARABIC_LIBYA 0x04
#endif
#ifndef SUBLANG_ARABIC_ALGERIA
#define SUBLANG_ARABIC_ALGERIA 0x05
#endif
#ifndef SUBLANG_ARABIC_MOROCCO
#define SUBLANG_ARABIC_MOROCCO 0x06
#endif
#ifndef SUBLANG_ARABIC_TUNISIA
#define SUBLANG_ARABIC_TUNISIA 0x07
#endif
#ifndef SUBLANG_ARABIC_OMAN
#define SUBLANG_ARABIC_OMAN 0x08
#endif
#ifndef SUBLANG_ARABIC_YEMEN
#define SUBLANG_ARABIC_YEMEN 0x09
#endif
#ifndef SUBLANG_ARABIC_SYRIA
#define SUBLANG_ARABIC_SYRIA 0x0a
#endif
#ifndef SUBLANG_ARABIC_JORDAN
#define SUBLANG_ARABIC_JORDAN 0x0b
#endif
#ifndef SUBLANG_ARABIC_LEBANON
#define SUBLANG_ARABIC_LEBANON 0x0c
#endif
#ifndef SUBLANG_ARABIC_KUWAIT
#define SUBLANG_ARABIC_KUWAIT 0x0d
#endif
#ifndef SUBLANG_ARABIC_UAE
#define SUBLANG_ARABIC_UAE 0x0e
#endif
#ifndef SUBLANG_ARABIC_BAHRAIN
#define SUBLANG_ARABIC_BAHRAIN 0x0f
#endif
#ifndef SUBLANG_ARABIC_QATAR
#define SUBLANG_ARABIC_QATAR 0x10
#endif
#ifndef SUBLANG_AZERI_LATIN
#define SUBLANG_AZERI_LATIN 0x01
#endif
#ifndef SUBLANG_AZERI_CYRILLIC
#define SUBLANG_AZERI_CYRILLIC 0x02
#endif
#ifndef SUBLANG_BENGALI_INDIA
#define SUBLANG_BENGALI_INDIA 0x01
#endif
#ifndef SUBLANG_BENGALI_BANGLADESH
#define SUBLANG_BENGALI_BANGLADESH 0x02
#endif
#ifndef SUBLANG_CHINESE_MACAU
#define SUBLANG_CHINESE_MACAU 0x05
#endif
#ifndef SUBLANG_ENGLISH_SOUTH_AFRICA
#define SUBLANG_ENGLISH_SOUTH_AFRICA 0x07
#endif
#ifndef SUBLANG_ENGLISH_JAMAICA
#define SUBLANG_ENGLISH_JAMAICA 0x08
#endif
#ifndef SUBLANG_ENGLISH_CARIBBEAN
#define SUBLANG_ENGLISH_CARIBBEAN 0x09
#endif
#ifndef SUBLANG_ENGLISH_BELIZE
#define SUBLANG_ENGLISH_BELIZE 0x0a
#endif
#ifndef SUBLANG_ENGLISH_TRINIDAD
#define SUBLANG_ENGLISH_TRINIDAD 0x0b
#endif
#ifndef SUBLANG_ENGLISH_ZIMBABWE
#define SUBLANG_ENGLISH_ZIMBABWE 0x0c
#endif
#ifndef SUBLANG_ENGLISH_PHILIPPINES
#define SUBLANG_ENGLISH_PHILIPPINES 0x0d
#endif
#ifndef SUBLANG_ENGLISH_INDONESIA
#define SUBLANG_ENGLISH_INDONESIA 0x0e
#endif
#ifndef SUBLANG_ENGLISH_HONGKONG
#define SUBLANG_ENGLISH_HONGKONG 0x0f
#endif
#ifndef SUBLANG_ENGLISH_INDIA
#define SUBLANG_ENGLISH_INDIA 0x10
#endif
#ifndef SUBLANG_ENGLISH_MALAYSIA
#define SUBLANG_ENGLISH_MALAYSIA 0x11
#endif
#ifndef SUBLANG_ENGLISH_SINGAPORE
#define SUBLANG_ENGLISH_SINGAPORE 0x12
#endif
#ifndef SUBLANG_FRENCH_LUXEMBOURG
#define SUBLANG_FRENCH_LUXEMBOURG 0x05
#endif
#ifndef SUBLANG_FRENCH_MONACO
#define SUBLANG_FRENCH_MONACO 0x06
#endif
#ifndef SUBLANG_FRENCH_WESTINDIES
#define SUBLANG_FRENCH_WESTINDIES 0x07
#endif
#ifndef SUBLANG_FRENCH_REUNION
#define SUBLANG_FRENCH_REUNION 0x08
#endif
#ifndef SUBLANG_FRENCH_CONGO
#define SUBLANG_FRENCH_CONGO 0x09
#endif
#ifndef SUBLANG_FRENCH_SENEGAL
#define SUBLANG_FRENCH_SENEGAL 0x0a
#endif
#ifndef SUBLANG_FRENCH_CAMEROON
#define SUBLANG_FRENCH_CAMEROON 0x0b
#endif
#ifndef SUBLANG_FRENCH_COTEDIVOIRE
#define SUBLANG_FRENCH_COTEDIVOIRE 0x0c
#endif
#ifndef SUBLANG_FRENCH_MALI
#define SUBLANG_FRENCH_MALI 0x0d
#endif
#ifndef SUBLANG_FRENCH_MOROCCO
#define SUBLANG_FRENCH_MOROCCO 0x0e
#endif
#ifndef SUBLANG_FRENCH_HAITI
#define SUBLANG_FRENCH_HAITI 0x0f
#endif
#ifndef SUBLANG_GERMAN_LUXEMBOURG
#define SUBLANG_GERMAN_LUXEMBOURG 0x04
#endif
#ifndef SUBLANG_GERMAN_LIECHTENSTEIN
#define SUBLANG_GERMAN_LIECHTENSTEIN 0x05
#endif
#ifndef SUBLANG_KASHMIRI_INDIA
#define SUBLANG_KASHMIRI_INDIA 0x02
#endif
#ifndef SUBLANG_MALAY_MALAYSIA
#define SUBLANG_MALAY_MALAYSIA 0x01
#endif
#ifndef SUBLANG_MALAY_BRUNEI_DARUSSALAM
#define SUBLANG_MALAY_BRUNEI_DARUSSALAM 0x02
#endif
#ifndef SUBLANG_NEPALI_INDIA
#define SUBLANG_NEPALI_INDIA 0x02
#endif
#ifndef SUBLANG_PUNJABI_INDIA
#define SUBLANG_PUNJABI_INDIA 0x01
#endif
#ifndef SUBLANG_ROMANIAN_ROMANIA
#define SUBLANG_ROMANIAN_ROMANIA 0x01
#endif
#ifndef SUBLANG_SERBIAN_LATIN
#define SUBLANG_SERBIAN_LATIN 0x02
#endif
#ifndef SUBLANG_SERBIAN_CYRILLIC
#define SUBLANG_SERBIAN_CYRILLIC 0x03
#endif
#ifndef SUBLANG_SINDHI_INDIA
#define SUBLANG_SINDHI_INDIA 0x00
#endif
#ifndef SUBLANG_SINDHI_PAKISTAN
#define SUBLANG_SINDHI_PAKISTAN 0x01
#endif
#ifndef SUBLANG_SPANISH_GUATEMALA
#define SUBLANG_SPANISH_GUATEMALA 0x04
#endif
#ifndef SUBLANG_SPANISH_COSTA_RICA
#define SUBLANG_SPANISH_COSTA_RICA 0x05
#endif
#ifndef SUBLANG_SPANISH_PANAMA
#define SUBLANG_SPANISH_PANAMA 0x06
#endif
#ifndef SUBLANG_SPANISH_DOMINICAN_REPUBLIC
#define SUBLANG_SPANISH_DOMINICAN_REPUBLIC 0x07
#endif
#ifndef SUBLANG_SPANISH_VENEZUELA
#define SUBLANG_SPANISH_VENEZUELA 0x08
#endif
#ifndef SUBLANG_SPANISH_COLOMBIA
#define SUBLANG_SPANISH_COLOMBIA 0x09
#endif
#ifndef SUBLANG_SPANISH_PERU
#define SUBLANG_SPANISH_PERU 0x0a
#endif
#ifndef SUBLANG_SPANISH_ARGENTINA
#define SUBLANG_SPANISH_ARGENTINA 0x0b
#endif
#ifndef SUBLANG_SPANISH_ECUADOR
#define SUBLANG_SPANISH_ECUADOR 0x0c
#endif
#ifndef SUBLANG_SPANISH_CHILE
#define SUBLANG_SPANISH_CHILE 0x0d
#endif
#ifndef SUBLANG_SPANISH_URUGUAY
#define SUBLANG_SPANISH_URUGUAY 0x0e
#endif
#ifndef SUBLANG_SPANISH_PARAGUAY
#define SUBLANG_SPANISH_PARAGUAY 0x0f
#endif
#ifndef SUBLANG_SPANISH_BOLIVIA
#define SUBLANG_SPANISH_BOLIVIA 0x10
#endif
#ifndef SUBLANG_SPANISH_EL_SALVADOR
#define SUBLANG_SPANISH_EL_SALVADOR 0x11
#endif
#ifndef SUBLANG_SPANISH_HONDURAS
#define SUBLANG_SPANISH_HONDURAS 0x12
#endif
#ifndef SUBLANG_SPANISH_NICARAGUA
#define SUBLANG_SPANISH_NICARAGUA 0x13
#endif
#ifndef SUBLANG_SPANISH_PUERTO_RICO
#define SUBLANG_SPANISH_PUERTO_RICO 0x14
#endif
#ifndef SUBLANG_SWEDISH_FINLAND
#define SUBLANG_SWEDISH_FINLAND 0x02
#endif
#ifndef SUBLANG_TAMAZIGHT_ARABIC
#define SUBLANG_TAMAZIGHT_ARABIC 0x01
#endif
#ifndef SUBLANG_TAMAZIGHT_LATIN
#define SUBLANG_TAMAZIGHT_LATIN 0x02
#endif
#ifndef SUBLANG_TIGRINYA_ETHIOPIA
#define SUBLANG_TIGRINYA_ETHIOPIA 0x00
#endif
#ifndef SUBLANG_TIGRINYA_ERITREA
#define SUBLANG_TIGRINYA_ERITREA 0x01
#endif
#ifndef SUBLANG_URDU_PAKISTAN
#define SUBLANG_URDU_PAKISTAN 0x01
#endif
#ifndef SUBLANG_URDU_INDIA
#define SUBLANG_URDU_INDIA 0x02
#endif
#ifndef SUBLANG_UZBEK_LATIN
#define SUBLANG_UZBEK_LATIN 0x01
#endif
#ifndef SUBLANG_UZBEK_CYRILLIC
#define SUBLANG_UZBEK_CYRILLIC 0x02
#endif

/* Return an XPG style locale name
     language[_territory[.codeset]][@modifier].
   Don't even bother determining the codeset; it's not useful in this
   context, because message catalogs are not specific to a single
   codeset.  The result must not be freed; it is statically
   allocated.  */
static const char *
my_nl_locale_name (const char *categoryname)
{
#ifndef HAVE_W32CE_SYSTEM
  const char *retval;
#endif
  LANGID langid;
  int primary, sub;

  if (override_locale.active)
    {
      if (*override_locale.name)
        return override_locale.name;
      langid = override_locale.langid;
    }
  else
    {
      LCID lcid;

      /* Let the user override the system settings through environment
       *  variables, as on POSIX systems.  */
#ifndef HAVE_W32CE_SYSTEM
      retval = getenv ("LC_ALL");
      if (retval != NULL && retval[0] != '\0')
        return retval;
      retval = getenv (categoryname);
      if (retval != NULL && retval[0] != '\0')
        return retval;
      retval = getenv ("LANG");
      if (retval != NULL && retval[0] != '\0')
        return retval;
#endif /*!HAVE_W32CE_SYSTEM*/

      /* Use native Win32 API locale ID.  */
#ifdef HAVE_W32CE_SYSTEM
      lcid = GetSystemDefaultLCID ();
#else
      lcid = GetThreadLocale ();
#endif
      /* Strip off the sorting rules, keep only the language part.  */
      langid = LANGIDFROMLCID (lcid);
    }

  /* Split into language and territory part.  */
  primary = PRIMARYLANGID (langid);
  sub = SUBLANGID (langid);

  /* Dispatch on language.
     For details about languages, see https://www.ethnologue.com/ .  */
  switch (primary)
    {
    case LANG_AFRIKAANS: return "af_ZA";
    case LANG_ALBANIAN: return "sq_AL";
    case LANG_AMHARIC: return "am_ET";
    case LANG_ARABIC:
      switch (sub)
	{
	case SUBLANG_ARABIC_SAUDI_ARABIA: return "ar_SA";
	case SUBLANG_ARABIC_IRAQ: return "ar_IQ";
	case SUBLANG_ARABIC_EGYPT: return "ar_EG";
	case SUBLANG_ARABIC_LIBYA: return "ar_LY";
	case SUBLANG_ARABIC_ALGERIA: return "ar_DZ";
	case SUBLANG_ARABIC_MOROCCO: return "ar_MA";
	case SUBLANG_ARABIC_TUNISIA: return "ar_TN";
	case SUBLANG_ARABIC_OMAN: return "ar_OM";
	case SUBLANG_ARABIC_YEMEN: return "ar_YE";
	case SUBLANG_ARABIC_SYRIA: return "ar_SY";
	case SUBLANG_ARABIC_JORDAN: return "ar_JO";
	case SUBLANG_ARABIC_LEBANON: return "ar_LB";
	case SUBLANG_ARABIC_KUWAIT: return "ar_KW";
	case SUBLANG_ARABIC_UAE: return "ar_AE";
	case SUBLANG_ARABIC_BAHRAIN: return "ar_BH";
	case SUBLANG_ARABIC_QATAR: return "ar_QA";
	}
      return "ar";
    case LANG_ARMENIAN: return "hy_AM";
    case LANG_ASSAMESE: return "as_IN";
    case LANG_AZERI:
      switch (sub)
	{
	/* FIXME: Adjust this when Azerbaijani locales appear on Unix.  */
	case SUBLANG_AZERI_LATIN: return "az_AZ@latin";
	case SUBLANG_AZERI_CYRILLIC: return "az_AZ@cyrillic";
	}
      return "az";
    case LANG_BASQUE:
      return "eu"; /* Ambiguous: could be "eu_ES" or "eu_FR".  */
    case LANG_BELARUSIAN: return "be_BY";
    case LANG_BENGALI:
      switch (sub)
	{
	case SUBLANG_BENGALI_INDIA: return "bn_IN";
	case SUBLANG_BENGALI_BANGLADESH: return "bn_BD";
	}
      return "bn";
    case LANG_BULGARIAN: return "bg_BG";
    case LANG_BURMESE: return "my_MM";
    case LANG_CAMBODIAN: return "km_KH";
    case LANG_CATALAN: return "ca_ES";
    case LANG_CHEROKEE: return "chr_US";
    case LANG_CHINESE:
      switch (sub)
	{
	case SUBLANG_CHINESE_TRADITIONAL: return "zh_TW";
	case SUBLANG_CHINESE_SIMPLIFIED: return "zh_CN";
	case SUBLANG_CHINESE_HONGKONG: return "zh_HK";
	case SUBLANG_CHINESE_SINGAPORE: return "zh_SG";
	case SUBLANG_CHINESE_MACAU: return "zh_MO";
	}
      return "zh";
    case LANG_CROATIAN:		/* LANG_CROATIAN == LANG_SERBIAN
				 * What used to be called Serbo-Croatian
				 * should really now be two separate
				 * languages because of political reasons.
				 * (Says tml, who knows nothing about Serbian
				 * or Croatian.)
				 * (I can feel those flames coming already.)
				 */
      switch (sub)
	{
	case SUBLANG_DEFAULT: return "hr_HR";
	case SUBLANG_SERBIAN_LATIN: return "sr_CS";
	case SUBLANG_SERBIAN_CYRILLIC: return "sr_CS@cyrillic";
	}
      return "hr";
    case LANG_CZECH: return "cs_CZ";
    case LANG_DANISH: return "da_DK";
    case LANG_DIVEHI: return "div_MV";
    case LANG_DUTCH:
      switch (sub)
	{
	case SUBLANG_DUTCH: return "nl_NL";
	case SUBLANG_DUTCH_BELGIAN: /* FLEMISH, VLAAMS */ return "nl_BE";
	}
      return "nl";
    case LANG_EDO: return "bin_NG";
    case LANG_ENGLISH:
      switch (sub)
	{
	/* SUBLANG_ENGLISH_US == SUBLANG_DEFAULT. Heh. I thought
	 * English was the language spoken in England.
	 * Oh well.
	 */
	case SUBLANG_ENGLISH_US: return "en_US";
	case SUBLANG_ENGLISH_UK: return "en_GB";
	case SUBLANG_ENGLISH_AUS: return "en_AU";
	case SUBLANG_ENGLISH_CAN: return "en_CA";
	case SUBLANG_ENGLISH_NZ: return "en_NZ";
	case SUBLANG_ENGLISH_EIRE: return "en_IE";
	case SUBLANG_ENGLISH_SOUTH_AFRICA: return "en_ZA";
	case SUBLANG_ENGLISH_JAMAICA: return "en_JM";
	case SUBLANG_ENGLISH_CARIBBEAN: return "en_GD"; /* Grenada? */
	case SUBLANG_ENGLISH_BELIZE: return "en_BZ";
	case SUBLANG_ENGLISH_TRINIDAD: return "en_TT";
	case SUBLANG_ENGLISH_ZIMBABWE: return "en_ZW";
	case SUBLANG_ENGLISH_PHILIPPINES: return "en_PH";
	case SUBLANG_ENGLISH_INDONESIA: return "en_ID";
	case SUBLANG_ENGLISH_HONGKONG: return "en_HK";
	case SUBLANG_ENGLISH_INDIA: return "en_IN";
	case SUBLANG_ENGLISH_MALAYSIA: return "en_MY";
	case SUBLANG_ENGLISH_SINGAPORE: return "en_SG";
	}
      return "en";
    case LANG_ESTONIAN: return "et_EE";
    case LANG_FAEROESE: return "fo_FO";
    case LANG_FARSI: return "fa_IR";
    case LANG_FINNISH: return "fi_FI";
    case LANG_FRENCH:
      switch (sub)
	{
	case SUBLANG_FRENCH: return "fr_FR";
	case SUBLANG_FRENCH_BELGIAN: /* WALLOON */ return "fr_BE";
	case SUBLANG_FRENCH_CANADIAN: return "fr_CA";
	case SUBLANG_FRENCH_SWISS: return "fr_CH";
	case SUBLANG_FRENCH_LUXEMBOURG: return "fr_LU";
	case SUBLANG_FRENCH_MONACO: return "fr_MC";
	case SUBLANG_FRENCH_WESTINDIES: return "fr"; /* Caribbean? */
	case SUBLANG_FRENCH_REUNION: return "fr_RE";
	case SUBLANG_FRENCH_CONGO: return "fr_CG";
	case SUBLANG_FRENCH_SENEGAL: return "fr_SN";
	case SUBLANG_FRENCH_CAMEROON: return "fr_CM";
	case SUBLANG_FRENCH_COTEDIVOIRE: return "fr_CI";
	case SUBLANG_FRENCH_MALI: return "fr_ML";
	case SUBLANG_FRENCH_MOROCCO: return "fr_MA";
	case SUBLANG_FRENCH_HAITI: return "fr_HT";
	}
      return "fr";
    case LANG_FRISIAN: return "fy_NL";
    case LANG_FULFULDE: return "ful_NG";
    case LANG_GAELIC:
      switch (sub)
	{
	case 0x01: /* SCOTTISH */ return "gd_GB";
	case 0x02: /* IRISH */ return "ga_IE";
	}
      return "C";
    case LANG_GALICIAN: return "gl_ES";
    case LANG_GEORGIAN: return "ka_GE";
    case LANG_GERMAN:
      switch (sub)
	{
	case SUBLANG_GERMAN: return "de_DE";
	case SUBLANG_GERMAN_SWISS: return "de_CH";
	case SUBLANG_GERMAN_AUSTRIAN: return "de_AT";
	case SUBLANG_GERMAN_LUXEMBOURG: return "de_LU";
	case SUBLANG_GERMAN_LIECHTENSTEIN: return "de_LI";
	}
      return "de";
    case LANG_GREEK: return "el_GR";
    case LANG_GUARANI: return "gn_PY";
    case LANG_GUJARATI: return "gu_IN";
    case LANG_HAUSA: return "ha_NG";
    case LANG_HAWAIIAN:
      /* FIXME: Do they mean Hawaiian ("haw_US", 1000 speakers)
	 or Hawaii Creole English ("cpe_US", 600000 speakers)?  */
      return "cpe_US";
    case LANG_HEBREW: return "he_IL";
    case LANG_HINDI: return "hi_IN";
    case LANG_HUNGARIAN: return "hu_HU";
    case LANG_IBIBIO: return "nic_NG";
    case LANG_ICELANDIC: return "is_IS";
    case LANG_IGBO: return "ibo_NG";
    case LANG_INDONESIAN: return "id_ID";
    case LANG_INUKTITUT: return "iu_CA";
    case LANG_ITALIAN:
      switch (sub)
	{
	case SUBLANG_ITALIAN: return "it_IT";
	case SUBLANG_ITALIAN_SWISS: return "it_CH";
	}
      return "it";
    case LANG_JAPANESE: return "ja_JP";
    case LANG_KANNADA: return "kn_IN";
    case LANG_KANURI: return "kau_NG";
    case LANG_KASHMIRI:
      switch (sub)
	{
	case SUBLANG_DEFAULT: return "ks_PK";
	case SUBLANG_KASHMIRI_INDIA: return "ks_IN";
	}
      return "ks";
    case LANG_KAZAK: return "kk_KZ";
    case LANG_KONKANI:
      /* FIXME: Adjust this when such locales appear on Unix.  */
      return "kok_IN";
    case LANG_KOREAN: return "ko_KR";
    case LANG_KYRGYZ: return "ky_KG";
    case LANG_LAO: return "lo_LA";
    case LANG_LATIN: return "la_VA";
    case LANG_LATVIAN: return "lv_LV";
    case LANG_LITHUANIAN: return "lt_LT";
    case LANG_MACEDONIAN: return "mk_MK";
    case LANG_MALAY:
      switch (sub)
	{
	case SUBLANG_MALAY_MALAYSIA: return "ms_MY";
	case SUBLANG_MALAY_BRUNEI_DARUSSALAM: return "ms_BN";
	}
      return "ms";
    case LANG_MALAYALAM: return "ml_IN";
    case LANG_MALTESE: return "mt_MT";
    case LANG_MANIPURI:
      /* FIXME: Adjust this when such locales appear on Unix.  */
      return "mni_IN";
    case LANG_MARATHI: return "mr_IN";
    case LANG_MONGOLIAN:
      return "mn"; /* Ambiguous: could be "mn_CN" or "mn_MN".  */
    case LANG_NEPALI:
      switch (sub)
	{
	case SUBLANG_DEFAULT: return "ne_NP";
	case SUBLANG_NEPALI_INDIA: return "ne_IN";
	}
      return "ne";
    case LANG_NORWEGIAN:
      switch (sub)
	{
	case SUBLANG_NORWEGIAN_BOKMAL: return "no_NO";
	case SUBLANG_NORWEGIAN_NYNORSK: return "nn_NO";
	}
      return "no";
    case LANG_ORIYA: return "or_IN";
    case LANG_OROMO: return "om_ET";
    case LANG_PAPIAMENTU: return "pap_AN";
    case LANG_PASHTO:
      return "ps"; /* Ambiguous: could be "ps_PK" or "ps_AF".  */
    case LANG_POLISH: return "pl_PL";
    case LANG_PORTUGUESE:
      switch (sub)
	{
	case SUBLANG_PORTUGUESE: return "pt_PT";
	/* Hmm. SUBLANG_PORTUGUESE_BRAZILIAN == SUBLANG_DEFAULT.
	   Same phenomenon as SUBLANG_ENGLISH_US == SUBLANG_DEFAULT. */
	case SUBLANG_PORTUGUESE_BRAZILIAN: return "pt_BR";
	}
      return "pt";
    case LANG_PUNJABI:
      switch (sub)
	{
	case SUBLANG_PUNJABI_INDIA: return "pa_IN"; /* Gurmukhi script */
	}
      return "pa";
    case LANG_RHAETO_ROMANCE: return "rm_CH";
    case LANG_ROMANIAN:
      switch (sub)
	{
	case SUBLANG_ROMANIAN_ROMANIA: return "ro_RO";
	}
      return "ro";
    case LANG_RUSSIAN:
      return "ru"; /* Ambiguous: could be "ru_RU" or "ru_UA" or "ru_MD".  */
    case LANG_SAAMI: /* actually Northern Sami */ return "se_NO";
    case LANG_SANSKRIT: return "sa_IN";
    case LANG_SINDHI:
      switch (sub)
	{
	case SUBLANG_SINDHI_INDIA: return "sd_IN";
	case SUBLANG_SINDHI_PAKISTAN: return "sd_PK";
	}
      return "sd";
    case LANG_SINHALESE: return "si_LK";
    case LANG_SLOVAK: return "sk_SK";
    case LANG_SLOVENIAN: return "sl_SI";
    case LANG_SOMALI: return "so_SO";
    case LANG_SORBIAN:
      /* FIXME: Adjust this when such locales appear on Unix.  */
      return "wen_DE";
    case LANG_SPANISH:
      switch (sub)
	{
	case SUBLANG_SPANISH: return "es_ES";
	case SUBLANG_SPANISH_MEXICAN: return "es_MX";
	case SUBLANG_SPANISH_MODERN:
	  return "es_ES@modern";	/* not seen on Unix */
	case SUBLANG_SPANISH_GUATEMALA: return "es_GT";
	case SUBLANG_SPANISH_COSTA_RICA: return "es_CR";
	case SUBLANG_SPANISH_PANAMA: return "es_PA";
	case SUBLANG_SPANISH_DOMINICAN_REPUBLIC: return "es_DO";
	case SUBLANG_SPANISH_VENEZUELA: return "es_VE";
	case SUBLANG_SPANISH_COLOMBIA: return "es_CO";
	case SUBLANG_SPANISH_PERU: return "es_PE";
	case SUBLANG_SPANISH_ARGENTINA: return "es_AR";
	case SUBLANG_SPANISH_ECUADOR: return "es_EC";
	case SUBLANG_SPANISH_CHILE: return "es_CL";
	case SUBLANG_SPANISH_URUGUAY: return "es_UY";
	case SUBLANG_SPANISH_PARAGUAY: return "es_PY";
	case SUBLANG_SPANISH_BOLIVIA: return "es_BO";
	case SUBLANG_SPANISH_EL_SALVADOR: return "es_SV";
	case SUBLANG_SPANISH_HONDURAS: return "es_HN";
	case SUBLANG_SPANISH_NICARAGUA: return "es_NI";
	case SUBLANG_SPANISH_PUERTO_RICO: return "es_PR";
	}
      return "es";
    case LANG_SUTU: return "bnt_TZ"; /* or "st_LS" or "nso_ZA"? */
    case LANG_SWAHILI: return "sw_KE";
    case LANG_SWEDISH:
      switch (sub)
	{
	case SUBLANG_DEFAULT: return "sv_SE";
	case SUBLANG_SWEDISH_FINLAND: return "sv_FI";
	}
      return "sv";
    case LANG_SYRIAC: return "syr_TR"; /* An extinct language.  */
    case LANG_TAGALOG: return "tl_PH";
    case LANG_TAJIK: return "tg_TJ";
    case LANG_TAMAZIGHT:
      switch (sub)
	{
	/* FIXME: Adjust this when Tamazight locales appear on Unix.  */
	case SUBLANG_TAMAZIGHT_ARABIC: return "ber_MA@arabic";
	case SUBLANG_TAMAZIGHT_LATIN: return "ber_MA@latin";
	}
      return "ber_MA";
    case LANG_TAMIL:
      return "ta"; /* Ambiguous: could be "ta_IN" or "ta_LK" or "ta_SG".  */
    case LANG_TATAR: return "tt_RU";
    case LANG_TELUGU: return "te_IN";
    case LANG_THAI: return "th_TH";
    case LANG_TIBETAN: return "bo_CN";
    case LANG_TIGRINYA:
      switch (sub)
	{
	case SUBLANG_TIGRINYA_ETHIOPIA: return "ti_ET";
	case SUBLANG_TIGRINYA_ERITREA: return "ti_ER";
	}
      return "ti";
    case LANG_TSONGA: return "ts_ZA";
    case LANG_TSWANA: return "tn_BW";
    case LANG_TURKISH: return "tr_TR";
    case LANG_TURKMEN: return "tk_TM";
    case LANG_UKRAINIAN: return "uk_UA";
    case LANG_URDU:
      switch (sub)
	{
	case SUBLANG_URDU_PAKISTAN: return "ur_PK";
	case SUBLANG_URDU_INDIA: return "ur_IN";
	}
      return "ur";
    case LANG_UZBEK:
      switch (sub)
	{
	case SUBLANG_UZBEK_LATIN: return "uz_UZ";
	case SUBLANG_UZBEK_CYRILLIC: return "uz_UZ@cyrillic";
	}
      return "uz";
    case LANG_VENDA:
      return "ve_ZA";
    case LANG_VIETNAMESE: return "vi_VN";
    case LANG_WELSH: return "cy_GB";
    case LANG_XHOSA: return "xh_ZA";
    case LANG_YI: return "sit_CN";
    case LANG_YIDDISH: return "yi_IL";
    case LANG_YORUBA: return "yo_NG";
    case LANG_ZULU: return "zu_ZA";
    default: return "C";
    }
}

/* localname.c from gettext END.  */



/* Support functions.  */

static GPG_ERR_INLINE uint32_t
do_swap_u32 (uint32_t i)
{
  return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
}

#define SWAPIT(flag, data) ((flag) ? do_swap_u32(data) : (data))


/* We assume to have `unsigned long int' value with at least 32 bits.  */
#define HASHWORDBITS 32

/* The so called `hashpjw' function by P.J. Weinberger
   [see Aho/Sethi/Ullman, COMPILERS: Principles, Techniques and Tools,
   1986, 1987 Bell Telephone Laboratories, Inc.]  */
static GPG_ERR_INLINE unsigned long
hash_string (const char *str_param)
{
  unsigned long int hval, g;
  const char *str = str_param;

  hval = 0;
  while (*str != '\0')
    {
      hval <<= 4;
      hval += (unsigned long int) *str++;
      g = hval & ((unsigned long int) 0xf << (HASHWORDBITS - 4));
      if (g != 0)
	{
	  hval ^= g >> (HASHWORDBITS - 8);
	  hval ^= g;
	}
    }
  return hval;
}


/* Generic message catalog and gettext stuff.  */

/* The magic number of the GNU message catalog format.	*/
#define MAGIC	      0x950412de
#define MAGIC_SWAPPED 0xde120495

/* Revision number of the currently used .mo (binary) file format.  */
#define MO_REVISION_NUMBER 0


/* Header for binary .mo file format.  */
struct mo_file_header
{
  /* The magic number.	*/
  uint32_t magic;
  /* The revision number of the file format.  */
  uint32_t revision;
  /* The number of strings pairs.  */
  uint32_t nstrings;
  /* Offset of table with start offsets of original strings.  */
  uint32_t orig_tab_offset;
  /* Offset of table with start offsets of translation strings.  */
  uint32_t trans_tab_offset;
  /* Size of hashing table.  */
  uint32_t hash_tab_size;
  /* Offset of first hashing entry.  */
  uint32_t hash_tab_offset;
};


struct string_desc
{
  /* Length of addressed string.  */
  uint32_t length;
  /* Offset of string in file.	*/
  uint32_t offset;
};


struct overflow_space_s
{
  struct overflow_space_s *next;
  uint32_t idx;
  uint32_t length;
  char d[1];
};

struct loaded_domain
{
  char *data;
  char *data_native; /* Data mapped to the native version of the
                        string.  (Allocated along with DATA). */
  int must_swap;
  uint16_t nstrings; /* Number of strings.  */
  uint16_t *mapped;  /* Array of mapping indicators:
                        0   := Not mapped (original utf8).
                        1   := Mapped to native encoding in overflow space.
                        >=2 := Mapped to native encoding. The value
                               gives the length of the mapped string.
                               Because the terminating nul is included
                               in the length and an empty string is
                               not allowed, values are always > 1.  */
  struct overflow_space_s *overflow_space;
  struct string_desc *orig_tab;
  struct string_desc *trans_tab;
  uint32_t hash_size;
  uint32_t *hash_tab;
};


/* The list of domains we we are aware of.  This list is protected by
   the criticla section DOMAINLIST_ACCESS_CS.  */
static struct domainlist_s *domainlist;

/* A critical section to guard access to the domainlist.  */
static CRITICAL_SECTION domainlist_access_cs;

/* The name of the current domain.  This is a malloced string.  This
   is a gobal variable which is not thread-safe.  */
static char *current_domainname;



/* Constructor for this module.  This can only be used if we are a
   DLL.  If used as a static lib we can't control the process set; for
   example it might be used with a main module which is not build with
   mingw and thus does not know how to call the constructors.  */
#ifdef DLL_EXPORT
static void module_init (void) _GPG_ERR_CONSTRUCTOR;
#endif
static void
module_init (void)
{
  static int init_done;

  if (!init_done)
    {
      InitializeCriticalSection (&domainlist_access_cs);
      init_done = 1;
    }
}

#if !defined(DLL_EXPORT) || !defined(_GPG_ERR_HAVE_CONSTRUCTOR)
void
_gpg_w32__init_gettext_module (void)
{
  module_init ();
}
#endif


/* Free the domain data.  */
static void
free_domain (struct loaded_domain *domain)
{
  struct overflow_space_s *os, *os2;

  jnlib_free (domain->data);
  jnlib_free (domain->mapped);
  for (os = domain->overflow_space; os; os = os2)
    {
      os2 = os->next;
      jnlib_free (os);
    }
  jnlib_free (domain);
}


static struct loaded_domain *
load_domain (const char *filename)
{
  HANDLE fh;
  DWORD size;
  struct mo_file_header *data = NULL;
  struct loaded_domain *domain = NULL;
  size_t to_read;
  char *read_ptr;

  fh = CreateFileA (filename, GENERIC_READ, FILE_SHARE_WRITE, NULL,
                    OPEN_EXISTING, 0, NULL);
  if (fh == INVALID_HANDLE_VALUE)
    return NULL;

  size = GetFileSize (fh, NULL);
  if (size == INVALID_FILE_SIZE)
    {
      CloseHandle (fh);
      return NULL;
    }

  data = (2*size <= size)? NULL : jnlib_malloc (2*size);
  if (!data)
    {
      CloseHandle (fh);
      return NULL;
    }

  to_read = size;
  read_ptr = (char *) data;
  do
    {
      BOOL res;
      DWORD nb;

      res = ReadFile (fh, read_ptr, to_read, &nb, NULL);
      if (! res || nb < to_read)
	{
	  CloseHandle (fh);
	  jnlib_free (data);
	  return NULL;
	}
      read_ptr += nb;
      to_read -= nb;
    }
  while (to_read > 0);
  CloseHandle (fh);

  /* Using the magic number we can test whether it really is a message
     catalog file.  */
  if (data->magic != MAGIC && data->magic != MAGIC_SWAPPED)
    {
      /* The magic number is wrong: not a message catalog file.  */
      jnlib_free (data);
      return NULL;
    }

  domain = jnlib_calloc (1, sizeof *domain);
  if (!domain)
    {
      jnlib_free (data);
      return NULL;
    }
  domain->data = (char *) data;
  domain->data_native = (char *) data + size;
  domain->must_swap = data->magic != MAGIC;

  /* Fill in the information about the available tables.  */
  switch (SWAPIT (domain->must_swap, data->revision))
    {
    case MO_REVISION_NUMBER:
      {
        uint32_t nstrings;

        /* Because we use 16 bit values for the mapping array, we
           can't support more that 65534 strings (65535 would be okay,
           but it is often used as a special value).  A PO file with
           that many translations is very unlikely given that GnuPG
           with its very large number of strings has only about 1600
           strings + variants.  */
        nstrings = SWAPIT (domain->must_swap, data->nstrings);
        if (nstrings > 65534)
          goto bailout;
        domain->nstrings = nstrings;
        domain->orig_tab = (struct string_desc *)
          ((char *) data + SWAPIT (domain->must_swap, data->orig_tab_offset));
        domain->trans_tab = (struct string_desc *)
          ((char *) data + SWAPIT (domain->must_swap, data->trans_tab_offset));
        domain->hash_size = SWAPIT (domain->must_swap, data->hash_tab_size);
        domain->hash_tab = (uint32_t *)
          ((char *) data + SWAPIT (domain->must_swap, data->hash_tab_offset));
      }
      break;

    default: /* This is an invalid revision.	*/
      goto bailout;
    }

  /* Allocate an array to keep track of code page mappings.  */
  domain->mapped = jnlib_calloc (domain->nstrings, sizeof *domain->mapped);
  if (domain->mapped)
    return domain; /* Okay.  */

 bailout:
  jnlib_free (data);
  jnlib_free (domain);
  return NULL;
}


/* Return a malloced wide char string from an UTF-8 encoded input
   string STRING.  Caller must free this value. On failure returns
   NULL.  The result of calling this function with STRING set to NULL
   is not defined. */
static wchar_t *
utf8_to_wchar (const char *string, size_t length, size_t *retlen)
{
  int n;
  wchar_t *result;
  size_t nbytes;

  n = MultiByteToWideChar (CP_UTF8, 0, string, length, NULL, 0);
  if (n < 0 || (n+1) <= 0)
    return NULL;

  nbytes = (size_t)(n+1) * sizeof(*result);
  if (nbytes / sizeof(*result) != (n+1))
    {
      gpg_err_set_errno (ENOMEM);
      return NULL;
    }
  result = jnlib_malloc (nbytes);
  if (!result)
    return NULL;

  n = MultiByteToWideChar (CP_UTF8, 0, string, length, result, n);
  if (n < 0)
    {
      jnlib_free (result);
      return NULL;
    }
  *retlen = n;
  return result;
}


/* Return a malloced string encoded in the native console codepage
   from the wide char input string STRING.
   Caller must free this value. On failure returns NULL.
   The result of calling this function with STRING set to NULL
   is not defined. */
static char *
wchar_to_native (const wchar_t *string, size_t length, size_t *retlen)
{
  int n;
  char *result;
  unsigned int cpno = GetConsoleOutputCP ();

  /* GetConsoleOutputCP returns the 8-Bit codepage that should be used
     for console output. If the codepage is not returned we fall back
     to the codepage GUI programs should use (CP_ACP). */
  if (!cpno)
    cpno = GetACP ();

  n = WideCharToMultiByte (cpno, 0, string, length, NULL, 0, NULL, NULL);
  if (n < 0 || (n+1) <= 0)
    return NULL;

  result = jnlib_malloc (n+1);
  if (!result)
    return NULL;

  n = WideCharToMultiByte (cpno, 0, string, length, result, n, NULL, NULL);
  if (n < 0)
    {
      jnlib_free (result);
      return NULL;
    }
  *retlen = n;
  return result;
}


/* Convert UTF8 to the native codepage.  Caller must free the return value. */
static char *
utf8_to_native (const char *string, size_t length, size_t *retlen)
{
  wchar_t *wstring;
  char *result;
  size_t newlen;

  wstring = utf8_to_wchar (string, length, &newlen);
  if (wstring)
    {
      result = wchar_to_native (wstring, newlen, &newlen);
      jnlib_free (wstring);
    }
  else
    result = NULL;
  *retlen = result? newlen : 0;
  return result;
}




/* Specify that the DOMAINNAME message catalog will be found
   in DIRNAME rather than in the system locale data base.  */
const char *
_gpg_w32_bindtextdomain (const char *domainname, const char *dirname)
{
  const char *catval_full;
  char *catval;
  char *fname;
  const char *retvalue;

  if (!dirname)
    {
      struct domainlist_s *dl;

      retvalue = NULL;
      EnterCriticalSection (&domainlist_access_cs);
      {
        for (dl = domainlist; dl; dl = dl->next)
          if (!strcmp (dl->name, domainname))
            {
              retvalue = dl->dname;
              break;
            }
      }
      LeaveCriticalSection (&domainlist_access_cs);
      return retvalue;
    }

  /* DIRNAME is "$INSTALLDIR\share\locale".  */

  /* First find out the category value.  */
  catval = NULL;
  catval_full = my_nl_locale_name ("LC_MESSAGES");

  /* Normally we would have to loop over all returned locales and
     search for the right file.  See gettext intl/dcigettext.c for all
     the gory details.  Here, we only support the basic category, and
     ignore everything else.  */
  if (catval_full)
    {
      char *p;

      catval = jnlib_malloc (strlen (catval_full) + 1);
      if (catval)
	{
	  strcpy (catval, catval_full);
	  p = strchr (catval, '_');
	  if (p)
	    *p = '\0';
	}
    }
  if (!catval)
    return NULL;

  /* Now build the filename string.  The complete filename is this:
     DIRNAME + \ + CATVAL + \LC_MESSAGES\ + DOMAINNAME + .mo  */
  {
    int len = (strlen (dirname) + 1 + strlen (catval) + 13
               + strlen (domainname) + 3 + 1);
    char *p;

    fname = jnlib_malloc (len);
    if (!fname)
      {
	jnlib_free (catval);
	return NULL;
      }

    p = fname;
    strcpy (p, dirname);
    p += strlen (dirname);
    *(p++) = '\\';
    strcpy (p, catval);
    p += strlen (catval);
    strcpy (p, "\\LC_MESSAGES\\");
    p += 13;
    strcpy (p, domainname);
    p += strlen (domainname);
    strcpy (p, ".mo");
  }

  jnlib_free (catval);

  /* Store the domain information in the domainlist.  */
  {
    struct domainlist_s *item, *dl;
    char *rel_ptr1 = NULL;
    char *rel_ptr2 = NULL;

    item = jnlib_calloc (1, sizeof *dl + strlen (domainname));
    if (!item)
      {
        jnlib_free (fname);
        return NULL;
      }
    strcpy (item->name, domainname);
    item->dname = jnlib_malloc (strlen (dirname) +1);
    if(!item->dname)
      {
        jnlib_free (item);
        jnlib_free (fname);
        return NULL;
      }
    strcpy (item->dname, dirname);
    retvalue = item->dname;

    EnterCriticalSection (&domainlist_access_cs);
    {
      for (dl = domainlist; dl; dl = dl->next)
        if (!strcmp (dl->name, domainname))
          break;
      if (!dl) /* First time called for this domainname. */
        {
          item->fname = fname;
          fname = NULL;
          item->next = domainlist;
          domainlist = item;
          item = NULL;
        }
      else /* Update only.  */
        {
          rel_ptr1 = dl->fname;
          dl->fname = fname;
          fname = NULL;
          rel_ptr2 = dl->dname;
          dl->dname = item->dname;
          item->dname = NULL;
        }
    }
    LeaveCriticalSection (&domainlist_access_cs);

    jnlib_free (item);
    jnlib_free (rel_ptr1);
    jnlib_free (rel_ptr2);
  }

  return retvalue;
}




static const char *
get_plural (const char *data, size_t datalen, unsigned long nplural)
{
  const char *p;
  int idx;

  /* We only support the Germanic rule.  */
  idx = (nplural == 1? 0 : 1);

  for (; idx; idx--)
    {
      p = strchr (data, 0) + 1;
      if (p >= data+datalen)
        return "ERROR in GETTEXT (bad plural entry)";
      datalen -= (p-data);
      data = p;
    }
  return data;
}


static const char*
get_string (struct loaded_domain *domain, uint32_t idx,
            int use_plural, unsigned long nplural)
{
  struct tls_space_s *tls = get_tls ();
  struct overflow_space_s *os;
  const char *trans;  /* Pointer to the translated entry.  */
  size_t translen;    /* Length of that entry.  */

  if (idx > 65534)
    return "ERROR in GETTEXT (too many strings)";

  if (tls->gt_use_utf8)
    {
      trans = (domain->data
               + SWAPIT(domain->must_swap, domain->trans_tab[idx].offset));
      translen = SWAPIT(domain->must_swap, domain->trans_tab[idx].length);
    }
  else if (!domain->mapped[idx])
    {
      /* Not yet mapped.  Map from utf-8 to native encoding now.  */
      const char *p_utf8;
      size_t plen_utf8, buflen;
      char *buf;

      p_utf8 = (domain->data
                + SWAPIT(domain->must_swap, domain->trans_tab[idx].offset));
      plen_utf8 = SWAPIT(domain->must_swap, domain->trans_tab[idx].length);

      /* We need to include the nul, so that the utf8->wchar->native
         conversion chain works correctly and the nul is stored after
         the conversion. */
      if (p_utf8[plen_utf8])
        {
          trans = "ERROR in MO file"; /* Terminating zero is missing.  */
          translen = 0;
          goto leave;
        }
      plen_utf8++;

      buf = utf8_to_native (p_utf8, plen_utf8, &buflen);
      if (!buf)
        {
          trans = "ERROR in GETTEXT MALLOC";
          translen = 0;
        }
      else if (buflen <= plen_utf8 && buflen > 1)
        {
          /* Copy into the DATA_NATIVE area. */
          char *p_tmp;

          p_tmp = (domain->data_native
                   + SWAPIT(domain->must_swap, domain->trans_tab[idx].offset));
          memcpy (p_tmp, buf, buflen);
          domain->mapped[idx] = buflen;
          trans = p_tmp;
          translen = buflen;
        }
      else
        {
          /* There is not enough space for the translation (or for
             whatever reason an empty string is used): Store it in the
             overflow_space and mark that in the mapped array.
             Because UTF-8 strings are in general longer than the
             Windows native encoding, we expect that this won't happen
             too often and thus we use a linked list to manage this
             space. */
          os = jnlib_malloc (sizeof *os + buflen);
          if (os)
            {
              os->idx = idx;
              memcpy (os->d, buf, buflen);
              os->length = buflen;
              os->next = domain->overflow_space;
              domain->overflow_space = os;
              domain->mapped[idx] = 1;
              trans = os->d;
              translen = os->length;
            }
          else
            {
              trans = "ERROR in GETTEXT MALLOC";
              translen = 0;
            }
        }
      if (translen)
        translen--;  /* TRANSLEN shall be the size without the nul.  */
      jnlib_free (buf);
    }
  else if (domain->mapped[idx] == 1)
    {
      /* The translated string is in the overflow_space. */
      for (os=domain->overflow_space; os; os = os->next)
        if (os->idx == idx)
          break;
      if (os)
        {
          trans = os->d;
          translen = os->length;
        }
      else
        {
          trans = "ERROR in GETTEXT (overflow space)\n";
          translen = 0;
        }
    }
  else
    {
      trans = (domain->data_native
               + SWAPIT(domain->must_swap, domain->trans_tab[idx].offset));
      translen = domain->mapped[idx];
    }

 leave:
  if (use_plural && translen)
    return get_plural (trans, translen, nplural);
  else
    return trans;
}


static const char *
do_gettext (const char *domainname,
            const char *msgid, const char *msgid2, unsigned long nplural)
{
  struct domainlist_s *dl;
  struct loaded_domain *domain;
  int load_failed;
  uint32_t top, bottom, nstr;
  char *filename;

  if (!domainname)
    domainname = current_domainname? current_domainname : "";

  /* FIXME: The whole locking stuff is a bit questionable because
     gettext does not claim to be thread-safe.  We need to investigate
     this further.  */

  load_failed = 0;
  domain = NULL;
  filename = NULL;
  EnterCriticalSection (&domainlist_access_cs);
  {
    for (dl = domainlist; dl; dl = dl->next)
      if (!strcmp (dl->name, domainname))
        {
          load_failed = dl->load_failed;
          domain = dl->domain;
          break;
        }
    if (dl && !domain && !load_failed && dl->fname)
      {
        filename = jnlib_malloc (strlen (dl->fname) + 1);
        if (filename)
          strcpy (filename, dl->fname);
      }
  }
  LeaveCriticalSection (&domainlist_access_cs);
  if (!dl)
    goto not_found; /* DOMAINNAME not bound.  */
  if (filename)
    {
      /* No attempt so far to load the MO file.  Try now.  */
      int updated = 0;

      domain = load_domain (filename);
      jnlib_free (filename);
      filename = NULL;
      EnterCriticalSection (&domainlist_access_cs);
      {
        for (dl = domainlist; dl; dl = dl->next)
          if (!strcmp (dl->name, domainname))
            {
              if (domain)
                dl->domain = domain;
              else
                dl->load_failed = 1;
              updated = 1;
              break;
            }
      }
      LeaveCriticalSection (&domainlist_access_cs);
      if (!updated)
        {
          /* Ooops - lost the domain.  */
          free_domain (domain);
          domain = NULL;
        }
    }

  if (!domain)
    goto not_found; /* No MO file.  */

  /* First try to use the hash table.  */
  if (domain->hash_size > 2 && domain->hash_tab)
    {
      /* Use the hashing table.  */
      uint32_t len = strlen (msgid);
      uint32_t hash_val = hash_string (msgid);
      uint32_t idx = hash_val % domain->hash_size;
      uint32_t incr = 1 + (hash_val % (domain->hash_size - 2));

      while ( (nstr = SWAPIT (domain->must_swap, domain->hash_tab[idx])) )
        {
          nstr--;
          if (nstr < domain->nstrings
              && SWAPIT(domain->must_swap,
                        domain->orig_tab[nstr].length) >= len
              && !strcmp (msgid, (domain->data
                                  + SWAPIT(domain->must_swap,
                                           domain->orig_tab[nstr].offset))))
            {
              return get_string (domain, nstr, !!msgid2, nplural);
            }

          if (idx >= domain->hash_size - incr)
            idx -= domain->hash_size - incr;
          else
            idx += incr;
	}
    }

  /* Now we try the default method: binary search in the sorted array
     of messages.  */
  bottom = 0;
  top = domain->nstrings;
  while (bottom < top)
    {
      int cmp_val;

      nstr = (bottom + top) / 2;
      cmp_val = strcmp (msgid, (domain->data
                                + SWAPIT(domain->must_swap,
                                         domain->orig_tab[nstr].offset)));
      if (cmp_val < 0)
        top = nstr;
      else if (cmp_val > 0)
        bottom = nstr + 1;
      else
        {
          return get_string (domain, nstr, !!msgid2, nplural);
        }
    }

 not_found:
  /* We use the standard Germanic rule if plural has been requested.  */
  return msgid2? (nplural == 1? msgid : msgid2) : msgid;
}


const char *
_gpg_w32_textdomain (const char *domainname)
{
  char *string;

  if (!domainname)
    {
      if (!current_domainname)
        gpg_err_set_errno (0);
    }
  else
    {
      string = malloc (strlen (domainname) + 1);
      if (!string)
        return NULL;
      strcpy (string, domainname);
      current_domainname = string;
    }
  return current_domainname;
}


/* A direct implementation of gettext instead of a macro calling
   dngettext.  This is so that the caller does not need to push dummy
   values on the stack.  The used domain is the first one registered
   with bindtextdomain.  */
const char *
_gpg_w32_gettext (const char *msgid)
{
  return do_gettext (NULL, msgid, NULL, 0);
}


/* A direct implementation of dgettext instead of a macro calling
   dngettext.  This is so that the caller does not need to push dummy
   values on the stack.  */
const char *
_gpg_w32_dgettext (const char *domainname, const char *msgid)
{
  return do_gettext (domainname, msgid, NULL, 0);
}


/* Our implementation of dngettext.  This is the most genereic
   function we have; a macro implements ngettext.  */
const char *
_gpg_w32_dngettext (const char *domainname, const char *msgid1,
			const char *msgid2, unsigned long int n)
{
  /* We use the simple Germanic plural rule.  */
  return do_gettext (domainname, msgid1, msgid2, n);
}


/* Return the locale name as used by gettext.  The return value will
   never be NULL. */
const char *
_gpg_w32_gettext_localename (void)
{
  const char *s;

  s = my_nl_locale_name ("LC_MESSAGES");
  return s? s:"";
}


/* With a VALUE of 1 switch the gettext functions into utf8 mode.
   That is the strings are returned without translation to the native
   charset.  A VALUE of 0 switches back to translated strings.  A VALUE
   of -1 returns the current value. */
int
_gpg_w32_gettext_use_utf8 (int value)
{
  struct tls_space_s *tls = get_tls ();
  int last = tls->gt_use_utf8;
  if (value != -1)
    tls->gt_use_utf8 = value;
  return last;
}


/* Force the use of the locale NAME or if NAME is NULL the locale
 * derived from LANGID will be used.  This function is not thread-safe
 * and must be used early - even before gpgrt_check_version. */
void
gpgrt_w32_override_locale (const char *name, unsigned short langid)
{
  if (name)
    {
      strncpy (override_locale.name, name, sizeof (override_locale.name) - 1);
      override_locale.name[sizeof (override_locale.name) - 1] = 0;
    }
  else
    *override_locale.name = 0;
  override_locale.langid = langid;
  override_locale.active = 1;
}


#ifdef TEST
int
main (int argc, char **argv)
{
  const char atext1[] =
    "Warning: You have entered an insecure passphrase.%%0A"
    "A passphrase should be at least %u character long.";
  const char atext2[] =
    "Warning: You have entered an insecure passphrase.%%0A"
    "A passphrase should be at least %u characters long.";

  if (argc)
    {
      argc--;
      argv++;
    }

  _gpg_err_w32_bindtextdomain ("gnupg2", "c:/programme/gnu/gnupg/share/locale");

  printf ("locale is `%s'\n", _gpg_err_w32_gettext_localename ());
  fputs ("text with N=1:\n", stdout);
  fputs (_gpg_err_w32_ngettext (atext1, atext2, 1), stdout);
  fputs ("\n\ntext with N=2:\n", stdout);
  fputs (_gpg_err_w32_ngettext (atext1, atext2, 2), stdout);
  fputs ("\nready\n", stdout);

  return 0;
}
/*
 * Local Variables:
 *  compile-command: "i586-mingw32msvc-gcc -DTEST -Wall -g w32-gettext.c"
 * End:
 */
#endif /*TEST*/