Sweden-Number/dlls/ntdll/locale.c

379 lines
11 KiB
C

/*
* Locale functions
*
* Copyright 2004, 2019 Alexandre Julliard
*
* This library 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.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define NONAMELESSUNION
#include "config.h"
#include "wine/port.h"
#include <locale.h>
#include <langinfo.h>
#include <string.h>
#include <stdlib.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "ntdll_misc.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(nls);
LCID user_lcid = 0, system_lcid = 0;
static LANGID user_ui_language, system_ui_language;
static HMODULE kernel32_handle;
static const union cptable *unix_table; /* NULL if UTF8 */
static NTSTATUS load_string( ULONG id, LANGID lang, WCHAR *buffer, ULONG len )
{
const IMAGE_RESOURCE_DATA_ENTRY *data;
LDR_RESOURCE_INFO info;
NTSTATUS status;
WCHAR *p;
int i;
info.Type = 6; /* RT_STRING */
info.Name = (id >> 4) + 1;
info.Language = lang;
if ((status = LdrFindResource_U( kernel32_handle, &info, 3, &data ))) return status;
p = (WCHAR *)((char *)kernel32_handle + data->OffsetToData);
for (i = 0; i < (id & 0x0f); i++) p += *p + 1;
if (*p >= len) return STATUS_BUFFER_TOO_SMALL;
memcpy( buffer, p + 1, *p * sizeof(WCHAR) );
buffer[*p] = 0;
return STATUS_SUCCESS;
}
#if !defined(__APPLE__) && !defined(__ANDROID__) /* these platforms always use UTF-8 */
/* charset to codepage map, sorted by name */
static const struct { const char *name; UINT cp; } charset_names[] =
{
{ "ANSIX341968", 20127 },
{ "BIG5", 950 },
{ "BIG5HKSCS", 950 },
{ "CP1250", 1250 },
{ "CP1251", 1251 },
{ "CP1252", 1252 },
{ "CP1253", 1253 },
{ "CP1254", 1254 },
{ "CP1255", 1255 },
{ "CP1256", 1256 },
{ "CP1257", 1257 },
{ "CP1258", 1258 },
{ "CP932", 932 },
{ "CP936", 936 },
{ "CP949", 949 },
{ "CP950", 950 },
{ "EUCJP", 20932 },
{ "EUCKR", 949 },
{ "GB18030", 936 /* 54936 */ },
{ "GB2312", 936 },
{ "GBK", 936 },
{ "IBM037", 37 },
{ "IBM1026", 1026 },
{ "IBM424", 424 },
{ "IBM437", 437 },
{ "IBM500", 500 },
{ "IBM850", 850 },
{ "IBM852", 852 },
{ "IBM855", 855 },
{ "IBM857", 857 },
{ "IBM860", 860 },
{ "IBM861", 861 },
{ "IBM862", 862 },
{ "IBM863", 863 },
{ "IBM864", 864 },
{ "IBM865", 865 },
{ "IBM866", 866 },
{ "IBM869", 869 },
{ "IBM874", 874 },
{ "IBM875", 875 },
{ "ISO88591", 28591 },
{ "ISO885910", 28600 },
{ "ISO885911", 28601 },
{ "ISO885913", 28603 },
{ "ISO885914", 28604 },
{ "ISO885915", 28605 },
{ "ISO885916", 28606 },
{ "ISO88592", 28592 },
{ "ISO88593", 28593 },
{ "ISO88594", 28594 },
{ "ISO88595", 28595 },
{ "ISO88596", 28596 },
{ "ISO88597", 28597 },
{ "ISO88598", 28598 },
{ "ISO88599", 28599 },
{ "KOI8R", 20866 },
{ "KOI8U", 21866 },
{ "TIS620", 28601 },
{ "UTF8", CP_UTF8 }
};
void init_unix_codepage(void)
{
char charset_name[16];
const char *name;
size_t i, j;
int min = 0, max = ARRAY_SIZE(charset_names) - 1;
setlocale( LC_CTYPE, "" );
if (!(name = nl_langinfo( CODESET ))) return;
/* remove punctuation characters from charset name */
for (i = j = 0; name[i] && j < sizeof(charset_name)-1; i++)
if (isalnum((unsigned char)name[i])) charset_name[j++] = name[i];
charset_name[j] = 0;
while (min <= max)
{
int pos = (min + max) / 2;
int res = _strnicmp( charset_names[pos].name, charset_name, -1 );
if (!res)
{
if (charset_names[pos].cp == CP_UTF8) return;
unix_table = wine_cp_get_table( charset_names[pos].cp );
return;
}
if (res > 0) max = pos - 1;
else min = pos + 1;
}
ERR( "unrecognized charset '%s'\n", name );
}
#else /* __APPLE__ || __ANDROID__ */
void init_unix_codepage(void) { }
#endif /* __APPLE__ || __ANDROID__ */
void init_locale( HMODULE module )
{
kernel32_handle = module;
}
/******************************************************************
* ntdll_umbstowcs
*/
int ntdll_umbstowcs( DWORD flags, const char *src, int srclen, WCHAR *dst, int dstlen )
{
#ifdef __APPLE__
/* work around broken Mac OS X filesystem that enforces decomposed Unicode */
flags |= MB_COMPOSITE;
#endif
return unix_table ?
wine_cp_mbstowcs( unix_table, flags, src, srclen, dst, dstlen ) :
wine_utf8_mbstowcs( flags, src, srclen, dst, dstlen );
}
/******************************************************************
* ntdll_wcstoumbs
*/
int ntdll_wcstoumbs( DWORD flags, const WCHAR *src, int srclen, char *dst, int dstlen,
const char *defchar, int *used )
{
if (unix_table)
return wine_cp_wcstombs( unix_table, flags, src, srclen, dst, dstlen, defchar, used );
if (used) *used = 0; /* all chars are valid for UTF-8 */
return wine_utf8_wcstombs( flags, src, srclen, dst, dstlen );
}
/******************************************************************
* __wine_get_unix_codepage (NTDLL.@)
*/
UINT CDECL __wine_get_unix_codepage(void)
{
if (!unix_table) return CP_UTF8;
return unix_table->info.codepage;
}
/**********************************************************************
* NtQueryDefaultLocale (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryDefaultLocale( BOOLEAN user, LCID *lcid )
{
*lcid = user ? user_lcid : system_lcid;
return STATUS_SUCCESS;
}
/**********************************************************************
* NtSetDefaultLocale (NTDLL.@)
*/
NTSTATUS WINAPI NtSetDefaultLocale( BOOLEAN user, LCID lcid )
{
if (user) user_lcid = lcid;
else
{
system_lcid = lcid;
system_ui_language = LANGIDFROMLCID(lcid); /* there is no separate call to set it */
}
return STATUS_SUCCESS;
}
/**********************************************************************
* NtQueryDefaultUILanguage (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryDefaultUILanguage( LANGID *lang )
{
*lang = user_ui_language;
return STATUS_SUCCESS;
}
/**********************************************************************
* NtSetDefaultUILanguage (NTDLL.@)
*/
NTSTATUS WINAPI NtSetDefaultUILanguage( LANGID lang )
{
user_ui_language = lang;
return STATUS_SUCCESS;
}
/**********************************************************************
* NtQueryInstallUILanguage (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryInstallUILanguage( LANGID *lang )
{
*lang = system_ui_language;
return STATUS_SUCCESS;
}
/******************************************************************
* RtlLocaleNameToLcid (NTDLL.@)
*/
NTSTATUS WINAPI RtlLocaleNameToLcid( const WCHAR *name, LCID *lcid, ULONG flags )
{
/* locale name format is: lang[-script][-country][_modifier] */
static const WCHAR sepW[] = {'-','_',0};
const IMAGE_RESOURCE_DIRECTORY *resdir;
const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
LDR_RESOURCE_INFO info;
WCHAR buf[LOCALE_NAME_MAX_LENGTH];
WCHAR lang[LOCALE_NAME_MAX_LENGTH]; /* language ("en") (note: buffer contains the other strings too) */
WCHAR *country = NULL; /* country ("US") */
WCHAR *script = NULL; /* script ("Latn") */
WCHAR *p;
int i;
if (!name) return STATUS_INVALID_PARAMETER_1;
if (!name[0])
{
*lcid = LANG_INVARIANT;
goto found;
}
if (strlenW( name ) >= LOCALE_NAME_MAX_LENGTH) return STATUS_INVALID_PARAMETER_1;
strcpyW( lang, name );
if ((p = strpbrkW( lang, sepW )) && *p == '-')
{
*p++ = 0;
country = p;
if ((p = strpbrkW( p, sepW )) && *p == '-')
{
*p++ = 0;
script = country;
country = p;
p = strpbrkW( p, sepW );
}
if (p) *p = 0; /* FIXME: modifier is ignored */
/* second value can be script or country, check length to resolve the ambiguity */
if (!script && strlenW( country ) == 4)
{
script = country;
country = NULL;
}
}
info.Type = 6; /* RT_STRING */
info.Name = (LOCALE_SNAME >> 4) + 1;
if (LdrFindResourceDirectory_U( kernel32_handle, &info, 2, &resdir ))
return STATUS_INVALID_PARAMETER_1;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
for (i = 0; i < resdir->NumberOfNamedEntries + resdir->NumberOfIdEntries; i++)
{
LANGID id = et[i].u.Id;
if (PRIMARYLANGID(id) == LANG_NEUTRAL) continue;
if (!load_string( LOCALE_SNAME, id, buf, ARRAY_SIZE(buf) ) && !strcmpiW( name, buf ))
{
*lcid = MAKELCID( id, SORT_DEFAULT ); /* FIXME: handle sort order */
goto found;
}
if (load_string( LOCALE_SISO639LANGNAME, id, buf, ARRAY_SIZE(buf) ) || strcmpiW( lang, buf ))
continue;
if (script)
{
unsigned int len = strlenW( script );
if (load_string( LOCALE_SSCRIPTS, id, buf, ARRAY_SIZE(buf) )) continue;
p = buf;
while (*p)
{
if (!strncmpiW( p, script, len ) && (!p[len] || p[len] == ';')) break;
if (!(p = strchrW( p, ';'))) break;
p++;
}
if (!p || !*p) continue;
}
if (!country && (flags & 2))
{
if (!script) id = MAKELANGID( PRIMARYLANGID(id), LANG_NEUTRAL );
switch (id)
{
case MAKELANGID( LANG_CHINESE, SUBLANG_NEUTRAL ):
case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_SINGAPORE ):
*lcid = MAKELCID( 0x7804, SORT_DEFAULT );
break;
case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_TRADITIONAL ):
case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_MACAU ):
case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_HONGKONG ):
*lcid = MAKELCID( 0x7c04, SORT_DEFAULT );
break;
default:
*lcid = MAKELANGID( PRIMARYLANGID(id), SUBLANG_NEUTRAL );
break;
}
goto found;
}
}
return STATUS_INVALID_PARAMETER_1;
found:
TRACE( "%s -> %04x\n", debugstr_w(name), *lcid );
return STATUS_SUCCESS;
}