379 lines
11 KiB
C
379 lines
11 KiB
C
/*
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* Locale functions
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*
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* Copyright 2004, 2019 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define NONAMELESSUNION
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#include "config.h"
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#include "wine/port.h"
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#include <locale.h>
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#include <langinfo.h>
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#include <string.h>
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#include <stdlib.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "ntdll_misc.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(nls);
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LCID user_lcid = 0, system_lcid = 0;
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static LANGID user_ui_language, system_ui_language;
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static HMODULE kernel32_handle;
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static const union cptable *unix_table; /* NULL if UTF8 */
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static NTSTATUS load_string( ULONG id, LANGID lang, WCHAR *buffer, ULONG len )
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{
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const IMAGE_RESOURCE_DATA_ENTRY *data;
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LDR_RESOURCE_INFO info;
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NTSTATUS status;
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WCHAR *p;
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int i;
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info.Type = 6; /* RT_STRING */
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info.Name = (id >> 4) + 1;
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info.Language = lang;
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if ((status = LdrFindResource_U( kernel32_handle, &info, 3, &data ))) return status;
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p = (WCHAR *)((char *)kernel32_handle + data->OffsetToData);
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for (i = 0; i < (id & 0x0f); i++) p += *p + 1;
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if (*p >= len) return STATUS_BUFFER_TOO_SMALL;
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memcpy( buffer, p + 1, *p * sizeof(WCHAR) );
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buffer[*p] = 0;
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return STATUS_SUCCESS;
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}
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#if !defined(__APPLE__) && !defined(__ANDROID__) /* these platforms always use UTF-8 */
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/* charset to codepage map, sorted by name */
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static const struct { const char *name; UINT cp; } charset_names[] =
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{
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{ "ANSIX341968", 20127 },
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{ "BIG5", 950 },
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{ "BIG5HKSCS", 950 },
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{ "CP1250", 1250 },
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{ "CP1251", 1251 },
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{ "CP1252", 1252 },
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{ "CP1253", 1253 },
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{ "CP1254", 1254 },
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{ "CP1255", 1255 },
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{ "CP1256", 1256 },
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{ "CP1257", 1257 },
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{ "CP1258", 1258 },
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{ "CP932", 932 },
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{ "CP936", 936 },
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{ "CP949", 949 },
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{ "CP950", 950 },
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{ "EUCJP", 20932 },
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{ "EUCKR", 949 },
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{ "GB18030", 936 /* 54936 */ },
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{ "GB2312", 936 },
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{ "GBK", 936 },
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{ "IBM037", 37 },
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{ "IBM1026", 1026 },
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{ "IBM424", 424 },
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{ "IBM437", 437 },
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{ "IBM500", 500 },
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{ "IBM850", 850 },
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{ "IBM852", 852 },
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{ "IBM855", 855 },
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{ "IBM857", 857 },
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{ "IBM860", 860 },
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{ "IBM861", 861 },
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{ "IBM862", 862 },
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{ "IBM863", 863 },
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{ "IBM864", 864 },
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{ "IBM865", 865 },
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{ "IBM866", 866 },
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{ "IBM869", 869 },
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{ "IBM874", 874 },
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{ "IBM875", 875 },
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{ "ISO88591", 28591 },
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{ "ISO885910", 28600 },
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{ "ISO885911", 28601 },
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{ "ISO885913", 28603 },
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{ "ISO885914", 28604 },
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{ "ISO885915", 28605 },
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{ "ISO885916", 28606 },
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{ "ISO88592", 28592 },
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{ "ISO88593", 28593 },
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{ "ISO88594", 28594 },
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{ "ISO88595", 28595 },
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{ "ISO88596", 28596 },
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{ "ISO88597", 28597 },
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{ "ISO88598", 28598 },
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{ "ISO88599", 28599 },
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{ "KOI8R", 20866 },
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{ "KOI8U", 21866 },
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{ "TIS620", 28601 },
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{ "UTF8", CP_UTF8 }
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};
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void init_unix_codepage(void)
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{
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char charset_name[16];
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const char *name;
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size_t i, j;
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int min = 0, max = ARRAY_SIZE(charset_names) - 1;
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setlocale( LC_CTYPE, "" );
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if (!(name = nl_langinfo( CODESET ))) return;
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/* remove punctuation characters from charset name */
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for (i = j = 0; name[i] && j < sizeof(charset_name)-1; i++)
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if (isalnum((unsigned char)name[i])) charset_name[j++] = name[i];
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charset_name[j] = 0;
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while (min <= max)
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{
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int pos = (min + max) / 2;
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int res = _strnicmp( charset_names[pos].name, charset_name, -1 );
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if (!res)
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{
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if (charset_names[pos].cp == CP_UTF8) return;
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unix_table = wine_cp_get_table( charset_names[pos].cp );
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return;
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}
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if (res > 0) max = pos - 1;
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else min = pos + 1;
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}
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ERR( "unrecognized charset '%s'\n", name );
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}
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#else /* __APPLE__ || __ANDROID__ */
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void init_unix_codepage(void) { }
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#endif /* __APPLE__ || __ANDROID__ */
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void init_locale( HMODULE module )
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{
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kernel32_handle = module;
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}
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/******************************************************************
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* ntdll_umbstowcs
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*/
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int ntdll_umbstowcs( DWORD flags, const char *src, int srclen, WCHAR *dst, int dstlen )
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{
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#ifdef __APPLE__
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/* work around broken Mac OS X filesystem that enforces decomposed Unicode */
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flags |= MB_COMPOSITE;
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#endif
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return unix_table ?
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wine_cp_mbstowcs( unix_table, flags, src, srclen, dst, dstlen ) :
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wine_utf8_mbstowcs( flags, src, srclen, dst, dstlen );
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}
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/******************************************************************
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* ntdll_wcstoumbs
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*/
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int ntdll_wcstoumbs( DWORD flags, const WCHAR *src, int srclen, char *dst, int dstlen,
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const char *defchar, int *used )
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{
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if (unix_table)
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return wine_cp_wcstombs( unix_table, flags, src, srclen, dst, dstlen, defchar, used );
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if (used) *used = 0; /* all chars are valid for UTF-8 */
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return wine_utf8_wcstombs( flags, src, srclen, dst, dstlen );
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}
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/******************************************************************
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* __wine_get_unix_codepage (NTDLL.@)
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*/
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UINT CDECL __wine_get_unix_codepage(void)
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{
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if (!unix_table) return CP_UTF8;
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return unix_table->info.codepage;
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}
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/**********************************************************************
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* NtQueryDefaultLocale (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryDefaultLocale( BOOLEAN user, LCID *lcid )
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{
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*lcid = user ? user_lcid : system_lcid;
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtSetDefaultLocale (NTDLL.@)
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*/
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NTSTATUS WINAPI NtSetDefaultLocale( BOOLEAN user, LCID lcid )
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{
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if (user) user_lcid = lcid;
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else
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{
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system_lcid = lcid;
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system_ui_language = LANGIDFROMLCID(lcid); /* there is no separate call to set it */
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}
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtQueryDefaultUILanguage (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryDefaultUILanguage( LANGID *lang )
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{
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*lang = user_ui_language;
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtSetDefaultUILanguage (NTDLL.@)
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*/
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NTSTATUS WINAPI NtSetDefaultUILanguage( LANGID lang )
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{
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user_ui_language = lang;
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtQueryInstallUILanguage (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryInstallUILanguage( LANGID *lang )
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{
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*lang = system_ui_language;
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return STATUS_SUCCESS;
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}
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/******************************************************************
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* RtlLocaleNameToLcid (NTDLL.@)
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*/
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NTSTATUS WINAPI RtlLocaleNameToLcid( const WCHAR *name, LCID *lcid, ULONG flags )
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{
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/* locale name format is: lang[-script][-country][_modifier] */
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static const WCHAR sepW[] = {'-','_',0};
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const IMAGE_RESOURCE_DIRECTORY *resdir;
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const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
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LDR_RESOURCE_INFO info;
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WCHAR buf[LOCALE_NAME_MAX_LENGTH];
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WCHAR lang[LOCALE_NAME_MAX_LENGTH]; /* language ("en") (note: buffer contains the other strings too) */
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WCHAR *country = NULL; /* country ("US") */
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WCHAR *script = NULL; /* script ("Latn") */
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WCHAR *p;
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int i;
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if (!name) return STATUS_INVALID_PARAMETER_1;
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if (!name[0])
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{
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*lcid = LANG_INVARIANT;
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goto found;
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}
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if (strlenW( name ) >= LOCALE_NAME_MAX_LENGTH) return STATUS_INVALID_PARAMETER_1;
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strcpyW( lang, name );
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if ((p = strpbrkW( lang, sepW )) && *p == '-')
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{
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*p++ = 0;
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country = p;
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if ((p = strpbrkW( p, sepW )) && *p == '-')
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{
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*p++ = 0;
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script = country;
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country = p;
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p = strpbrkW( p, sepW );
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}
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if (p) *p = 0; /* FIXME: modifier is ignored */
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/* second value can be script or country, check length to resolve the ambiguity */
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if (!script && strlenW( country ) == 4)
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{
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script = country;
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country = NULL;
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}
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}
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info.Type = 6; /* RT_STRING */
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info.Name = (LOCALE_SNAME >> 4) + 1;
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if (LdrFindResourceDirectory_U( kernel32_handle, &info, 2, &resdir ))
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return STATUS_INVALID_PARAMETER_1;
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et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
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for (i = 0; i < resdir->NumberOfNamedEntries + resdir->NumberOfIdEntries; i++)
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{
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LANGID id = et[i].u.Id;
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if (PRIMARYLANGID(id) == LANG_NEUTRAL) continue;
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if (!load_string( LOCALE_SNAME, id, buf, ARRAY_SIZE(buf) ) && !strcmpiW( name, buf ))
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{
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*lcid = MAKELCID( id, SORT_DEFAULT ); /* FIXME: handle sort order */
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goto found;
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}
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if (load_string( LOCALE_SISO639LANGNAME, id, buf, ARRAY_SIZE(buf) ) || strcmpiW( lang, buf ))
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continue;
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if (script)
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{
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unsigned int len = strlenW( script );
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if (load_string( LOCALE_SSCRIPTS, id, buf, ARRAY_SIZE(buf) )) continue;
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p = buf;
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while (*p)
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{
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if (!strncmpiW( p, script, len ) && (!p[len] || p[len] == ';')) break;
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if (!(p = strchrW( p, ';'))) break;
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p++;
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}
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if (!p || !*p) continue;
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}
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if (!country && (flags & 2))
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{
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if (!script) id = MAKELANGID( PRIMARYLANGID(id), LANG_NEUTRAL );
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switch (id)
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{
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case MAKELANGID( LANG_CHINESE, SUBLANG_NEUTRAL ):
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case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_SINGAPORE ):
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*lcid = MAKELCID( 0x7804, SORT_DEFAULT );
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break;
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case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_TRADITIONAL ):
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case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_MACAU ):
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case MAKELANGID( LANG_CHINESE, SUBLANG_CHINESE_HONGKONG ):
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*lcid = MAKELCID( 0x7c04, SORT_DEFAULT );
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break;
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default:
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*lcid = MAKELANGID( PRIMARYLANGID(id), SUBLANG_NEUTRAL );
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break;
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}
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goto found;
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}
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}
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return STATUS_INVALID_PARAMETER_1;
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found:
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TRACE( "%s -> %04x\n", debugstr_w(name), *lcid );
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return STATUS_SUCCESS;
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}
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