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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _STRCONVERT_H_
#define _STRCONVERT_H_
#include <windows.h>
#ifdef NDEBUG
#define STRCONVERT_H_HAD_NDEBUG
#undef NDEBUG
#endif
#if OSL_DEBUG_LEVEL == 0
#define NDEBUG
#endif
#include <assert.h>
#ifdef __cplusplus
extern "C"{
#endif
int AllocNecessarySpaceAndCopyWStr2Str( LPCWSTR lpcwstrString, LPSTR* lppStr );
int AllocSpaceAndCopyWStr2Str( LPCWSTR lpcwstrString, DWORD nWCharsToCopy, LPSTR* lppStr );
int CalcLenDblNullTerminatedWStr( LPCWSTR lpcwstrString );
int CalcLenDblNullTerminatedStr( LPCSTR lpcstrString );
void FreeSpaceStr( LPSTR lpszString );
/* WC2MB allocates a sufficient amount of memory on stack and converts
the wide char parameter to multi byte string using the actual code
page.
@Param: wcStr - a wide char string
mbStr - the corresponding multi byte string
NOTE: due to the use of _alloca, this must be a macro and no function
*/
#define WC2MB( wcStr, mbStr ) \
if( wcStr ) \
{ \
int needed = WideCharToMultiByte( CP_ACP, 0, wcStr, -1, NULL, 0, NULL, NULL ); \
if( needed > 0 ) \
{ \
int copied; \
mbStr = _alloca( needed * sizeof( CHAR ) ); \
copied = WideCharToMultiByte( CP_ACP, 0, wcStr, -1, mbStr, needed, NULL, NULL ); \
assert( copied == needed ); \
} \
}
/* WideCharListGetMultiByteLength
calculates the needed length of a corresponding the multi byte string
list for a wide char string list.
@Param: cp - the code page to use for convertion.
wcList - a double '\0' terminated wide char string list.
*/
int WideCharListGetMultiByteLength( UINT codepage, LPCWSTR wcList );
/* WideCharListToMultiByteList
converts a double '\0' terminated list of wide char strings to a
multi byte string list.
@Param: cp - the code page to use for convertion.
wcList - a double '\0' terminated wide char string list.
mbList - a double '\0' terminated multi byte string list.
dwSize - size of buffer for multi byte string list.
*/
int WideCharListToMultiByteList( UINT codepage, LPCWSTR wcList, LPSTR mbList, DWORD dwSize );
/* WCL2MBL allocates a sufficient amount of memory on stack and converts
the wide char list parameter to multi byte string list using the actual
code page.
@Param: wcList - a wide char string list
mbList - the corresponding multi byte string list
NOTE: due to the use of _alloca, this must be a macro and no function
*/
#define WCL2MBL( wcList, mbList ) \
if( wcList ) \
{ \
int needed = WideCharListGetMultiByteLength( CP_ACP, wcList ); \
if( needed > 0 ) \
{ \
int copied; \
mbList = _alloca( needed * sizeof( CHAR ) ); \
copied = WideCharListToMultiByteList( CP_ACP, wcList, mbList, needed ); \
assert( copied == needed ); \
} \
}
#ifdef __cplusplus
}
#endif
// Restore NDEBUG state
#ifdef STRCONVERT_H_HAD_NDEBUG
#define NDEBUG
#else
#undef NDEBUG
#endif
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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