Sweden-Number/dlls/kernel32/locale.c

404 lines
13 KiB
C

/*
* Locale support
*
* Copyright 1995 Martin von Loewis
* Copyright 1998 David Lee Lambert
* Copyright 2000 Julio César Gázquez
* Copyright 2002 Alexandre Julliard for CodeWeavers
*
* 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
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <locale.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "wine/unicode.h"
#include "winnls.h"
#include "winerror.h"
#include "winver.h"
#include "kernel_private.h"
#include "wine/heap.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(nls);
extern BOOL WINAPI Internal_EnumCalendarInfo( CALINFO_ENUMPROCW proc, LCID lcid, CALID id,
CALTYPE type, BOOL unicode, BOOL ex,
BOOL exex, LPARAM lparam );
extern BOOL WINAPI Internal_EnumDateFormats( DATEFMT_ENUMPROCW proc, LCID lcid, DWORD flags, BOOL unicode,
BOOL ex, BOOL exex, LPARAM lparam );
extern BOOL WINAPI Internal_EnumLanguageGroupLocales( LANGGROUPLOCALE_ENUMPROCW proc, LGRPID id,
DWORD flags, LONG_PTR param, BOOL unicode );
extern BOOL WINAPI Internal_EnumSystemCodePages( CODEPAGE_ENUMPROCW proc, DWORD flags, BOOL unicode );
extern BOOL WINAPI Internal_EnumSystemLanguageGroups( LANGUAGEGROUP_ENUMPROCW proc, DWORD flags,
LONG_PTR param, BOOL unicode );
extern BOOL WINAPI Internal_EnumTimeFormats( TIMEFMT_ENUMPROCW proc, LCID lcid, DWORD flags,
BOOL unicode, BOOL ex, LPARAM lparam );
extern BOOL WINAPI Internal_EnumUILanguages( UILANGUAGE_ENUMPROCW proc, DWORD flags,
LONG_PTR param, BOOL unicode );
/***********************************************************************
* get_lcid_codepage
*
* Retrieve the ANSI codepage for a given locale.
*/
static inline UINT get_lcid_codepage( LCID lcid )
{
UINT ret;
if (!GetLocaleInfoW( lcid, LOCALE_IDEFAULTANSICODEPAGE|LOCALE_RETURN_NUMBER, (WCHAR *)&ret,
sizeof(ret)/sizeof(WCHAR) )) ret = 0;
return ret;
}
/******************************************************************************
* SetLocaleInfoA [KERNEL32.@]
*
* Set information about an aspect of a locale.
*
* PARAMS
* lcid [I] LCID of the locale
* lctype [I] LCTYPE_ flags from "winnls.h"
* data [I] Information to set
*
* RETURNS
* Success: TRUE. The information given will be returned by GetLocaleInfoA()
* whenever it is called without LOCALE_NOUSEROVERRIDE.
* Failure: FALSE. Use GetLastError() to determine the cause.
*
* NOTES
* - Values are only be set for the current user locale; the system locale
* settings cannot be changed.
* - Any settings changed by this call are lost when the locale is changed by
* the control panel (in Wine, this happens every time you change LANG).
* - The native implementation of this function does not check that lcid matches
* the current user locale, and simply sets the new values. Wine warns you in
* this case, but behaves the same.
*/
BOOL WINAPI SetLocaleInfoA(LCID lcid, LCTYPE lctype, LPCSTR data)
{
UINT codepage = CP_ACP;
WCHAR *strW;
DWORD len;
BOOL ret;
if (!(lctype & LOCALE_USE_CP_ACP)) codepage = get_lcid_codepage( lcid );
if (!data)
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
len = MultiByteToWideChar( codepage, 0, data, -1, NULL, 0 );
if (!(strW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
{
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
return FALSE;
}
MultiByteToWideChar( codepage, 0, data, -1, strW, len );
ret = SetLocaleInfoW( lcid, lctype, strW );
HeapFree( GetProcessHeap(), 0, strW );
return ret;
}
/******************************************************************************
* SetCPGlobal (KERNEL32.@)
*
* Set the current Ansi code page Id for the system.
*
* PARAMS
* acp [I] code page ID to be the new ACP.
*
* RETURNS
* The previous ACP.
*/
UINT WINAPI SetCPGlobal( UINT acp )
{
FIXME( "not supported\n" );
return GetACP();
}
/***********************************************************************
* GetCPInfoExA (KERNEL32.@)
*
* Get extended information about a code page.
*
* PARAMS
* codepage [I] Code page number
* dwFlags [I] Reserved, must to 0.
* cpinfo [O] Destination for code page information
*
* RETURNS
* Success: TRUE. cpinfo is updated with the information about codepage.
* Failure: FALSE, if codepage is invalid or cpinfo is NULL.
*/
BOOL WINAPI GetCPInfoExA( UINT codepage, DWORD dwFlags, LPCPINFOEXA cpinfo )
{
CPINFOEXW cpinfoW;
if (!GetCPInfoExW( codepage, dwFlags, &cpinfoW ))
return FALSE;
/* the layout is the same except for CodePageName */
memcpy(cpinfo, &cpinfoW, sizeof(CPINFOEXA));
WideCharToMultiByte(CP_ACP, 0, cpinfoW.CodePageName, -1, cpinfo->CodePageName, sizeof(cpinfo->CodePageName), NULL, NULL);
return TRUE;
}
/***********************************************************************
* EnumSystemCodePagesA (KERNEL32.@)
*/
BOOL WINAPI EnumSystemCodePagesA( CODEPAGE_ENUMPROCA proc, DWORD flags )
{
return Internal_EnumSystemCodePages( (CODEPAGE_ENUMPROCW)proc, flags, FALSE );
}
/******************************************************************************
* GetStringTypeExA (KERNEL32.@)
*
* Get characteristics of the characters making up a string.
*
* PARAMS
* locale [I] Locale Id for the string
* type [I] CT_CTYPE1 = classification, CT_CTYPE2 = directionality, CT_CTYPE3 = typographic info
* src [I] String to analyse
* count [I] Length of src in chars, or -1 if src is NUL terminated
* chartype [O] Destination for the calculated characteristics
*
* RETURNS
* Success: TRUE. chartype is filled with the requested characteristics of each char
* in src.
* Failure: FALSE. Use GetLastError() to determine the cause.
*/
BOOL WINAPI GetStringTypeExA( LCID locale, DWORD type, LPCSTR src, INT count, LPWORD chartype )
{
return GetStringTypeA(locale, type, src, count, chartype);
}
/*************************************************************************
* FoldStringA (KERNEL32.@)
*
* Map characters in a string.
*
* PARAMS
* dwFlags [I] Flags controlling chars to map (MAP_ constants from "winnls.h")
* src [I] String to map
* srclen [I] Length of src, or -1 if src is NUL terminated
* dst [O] Destination for mapped string
* dstlen [I] Length of dst, or 0 to find the required length for the mapped string
*
* RETURNS
* Success: The length of the string written to dst, including the terminating NUL. If
* dstlen is 0, the value returned is the same, but nothing is written to dst,
* and dst may be NULL.
* Failure: 0. Use GetLastError() to determine the cause.
*/
INT WINAPI FoldStringA(DWORD dwFlags, LPCSTR src, INT srclen,
LPSTR dst, INT dstlen)
{
INT ret = 0, srclenW = 0;
WCHAR *srcW = NULL, *dstW = NULL;
if (!src || !srclen || dstlen < 0 || (dstlen && !dst) || src == dst)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
srclenW = MultiByteToWideChar(CP_ACP, 0, src, srclen, NULL, 0);
srcW = HeapAlloc(GetProcessHeap(), 0, srclenW * sizeof(WCHAR));
if (!srcW)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
goto FoldStringA_exit;
}
MultiByteToWideChar(CP_ACP, 0, src, srclen, srcW, srclenW);
ret = FoldStringW(dwFlags, srcW, srclenW, NULL, 0);
if (ret && dstlen)
{
dstW = HeapAlloc(GetProcessHeap(), 0, ret * sizeof(WCHAR));
if (!dstW)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
goto FoldStringA_exit;
}
ret = FoldStringW(dwFlags, srcW, srclenW, dstW, ret);
if (!WideCharToMultiByte(CP_ACP, 0, dstW, ret, dst, dstlen, NULL, NULL))
{
ret = 0;
SetLastError(ERROR_INSUFFICIENT_BUFFER);
}
}
HeapFree(GetProcessHeap(), 0, dstW);
FoldStringA_exit:
HeapFree(GetProcessHeap(), 0, srcW);
return ret;
}
/******************************************************************************
* EnumSystemLanguageGroupsA (KERNEL32.@)
*/
BOOL WINAPI EnumSystemLanguageGroupsA( LANGUAGEGROUP_ENUMPROCA proc, DWORD flags, LONG_PTR param )
{
return Internal_EnumSystemLanguageGroups( (LANGUAGEGROUP_ENUMPROCW)proc, flags, param, FALSE );
}
/******************************************************************************
* EnumLanguageGroupLocalesA (KERNEL32.@)
*/
BOOL WINAPI EnumLanguageGroupLocalesA( LANGGROUPLOCALE_ENUMPROCA proc, LGRPID id,
DWORD flags, LONG_PTR param )
{
return Internal_EnumLanguageGroupLocales( (LANGGROUPLOCALE_ENUMPROCW)proc, id, flags, param, FALSE );
}
/******************************************************************************
* EnumCalendarInfoA [KERNEL32.@]
*/
BOOL WINAPI EnumCalendarInfoA( CALINFO_ENUMPROCA proc, LCID lcid, CALID id, CALTYPE type )
{
return Internal_EnumCalendarInfo( (CALINFO_ENUMPROCW)proc, lcid, id, type, FALSE, FALSE, FALSE, 0 );
}
/******************************************************************************
* EnumCalendarInfoExA [KERNEL32.@]
*/
BOOL WINAPI EnumCalendarInfoExA( CALINFO_ENUMPROCEXA proc, LCID lcid, CALID id, CALTYPE type )
{
return Internal_EnumCalendarInfo( (CALINFO_ENUMPROCW)proc, lcid, id, type, FALSE, TRUE, FALSE, 0 );
}
/**************************************************************************
* EnumDateFormatsExA (KERNEL32.@)
*
* FIXME: MSDN mentions only LOCALE_USE_CP_ACP, should we handle
* LOCALE_NOUSEROVERRIDE here as well?
*/
BOOL WINAPI EnumDateFormatsExA(DATEFMT_ENUMPROCEXA proc, LCID lcid, DWORD flags)
{
return Internal_EnumDateFormats( (DATEFMT_ENUMPROCW)proc, lcid, flags, FALSE, TRUE, FALSE, 0 );
}
/**************************************************************************
* EnumDateFormatsA (KERNEL32.@)
*
* FIXME: MSDN mentions only LOCALE_USE_CP_ACP, should we handle
* LOCALE_NOUSEROVERRIDE here as well?
*/
BOOL WINAPI EnumDateFormatsA(DATEFMT_ENUMPROCA proc, LCID lcid, DWORD flags)
{
return Internal_EnumDateFormats( (DATEFMT_ENUMPROCW)proc, lcid, flags, FALSE, FALSE, FALSE, 0 );
}
/**************************************************************************
* EnumTimeFormatsA (KERNEL32.@)
*
* FIXME: MSDN mentions only LOCALE_USE_CP_ACP, should we handle
* LOCALE_NOUSEROVERRIDE here as well?
*/
BOOL WINAPI EnumTimeFormatsA( TIMEFMT_ENUMPROCA proc, LCID lcid, DWORD flags )
{
/* EnumTimeFormatsA doesn't support flags, EnumTimeFormatsW does. */
if (flags & ~LOCALE_USE_CP_ACP)
{
SetLastError(ERROR_INVALID_FLAGS);
return FALSE;
}
return Internal_EnumTimeFormats( (TIMEFMT_ENUMPROCW)proc, lcid, flags, FALSE, FALSE, 0 );
}
/******************************************************************************
* InvalidateNLSCache (KERNEL32.@)
*
* Invalidate the cache of NLS values.
*
* PARAMS
* None.
*
* RETURNS
* Success: TRUE.
* Failure: FALSE.
*/
BOOL WINAPI InvalidateNLSCache(void)
{
FIXME("() stub\n");
return FALSE;
}
/******************************************************************************
* EnumUILanguagesA (KERNEL32.@)
*/
BOOL WINAPI EnumUILanguagesA( UILANGUAGE_ENUMPROCA proc, DWORD flags, LONG_PTR param )
{
return Internal_EnumUILanguages( (UILANGUAGE_ENUMPROCW)proc, flags, param, FALSE );
}
/******************************************************************************
* GetGeoInfoA (KERNEL32.@)
*/
INT WINAPI GetGeoInfoA(GEOID geoid, GEOTYPE geotype, LPSTR data, int data_len, LANGID lang)
{
WCHAR *buffW;
INT len;
TRACE("%d %d %p %d %d\n", geoid, geotype, data, data_len, lang);
len = GetGeoInfoW(geoid, geotype, NULL, 0, lang);
if (!len)
return 0;
buffW = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
if (!buffW)
return 0;
GetGeoInfoW(geoid, geotype, buffW, len, lang);
len = WideCharToMultiByte(CP_ACP, 0, buffW, -1, NULL, 0, NULL, NULL);
if (!data || !data_len) {
HeapFree(GetProcessHeap(), 0, buffW);
return len;
}
len = WideCharToMultiByte(CP_ACP, 0, buffW, -1, data, data_len, NULL, NULL);
HeapFree(GetProcessHeap(), 0, buffW);
if (data_len < len)
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return data_len < len ? 0 : len;
}