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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 INCLUDED_SAL_TEXTENC_TENCHELP_HXX
#define INCLUDED_SAL_TEXTENC_TENCHELP_HXX
#include "sal/config.h"
#include "rtl/tencinfo.h"
#include "rtl/textcvt.h"
#include "rtl/textenc.h"
#include "sal/types.h"
#include "unichars.hxx"
#define RTL_TEXTCVT_BYTE_PRIVATE_START 0xF100
#define RTL_TEXTCVT_BYTE_PRIVATE_END 0xF1FF
/* ----------------- */
/* - TextConverter - */
/* ----------------- */
typedef
sal_Size (* ImplConvertToUnicodeProc)(void const * pData,
void * pContext,
char const * pSrcBuf,
sal_Size nSrcBytes,
sal_Unicode * pDestBuf,
sal_Size nDestChars,
sal_uInt32 nFlags,
sal_uInt32 * pInfo,
sal_Size * pSrcCvtBytes);
typedef
sal_Size (* ImplConvertToTextProc)(void const * pData,
void * pContext,
sal_Unicode const * pSrcBuf,
sal_Size nSrcChars,
char * pDestBuf,
sal_Size nDestBytes,
sal_uInt32 nFlags,
sal_uInt32 * pInfo,
sal_Size * pSrcCvtChars);
typedef void * (* ImplCreateTextContextProc)();
typedef void (* ImplDestroyTextContextProc)(void * pContext);
typedef void (* ImplResetTextContextProc)(void * pContext);
typedef void * (* ImplCreateUnicodeContextProc)();
typedef void (* ImplDestroyUnicodeContextProc)(void * pContext);
typedef void (* ImplResetUnicodeContextProc)(void * pContext);
struct ImplTextConverter
{
void const * mpConvertData;
ImplConvertToUnicodeProc mpConvertTextToUnicodeProc;
ImplConvertToTextProc mpConvertUnicodeToTextProc;
ImplCreateTextContextProc mpCreateTextToUnicodeContext;
ImplDestroyTextContextProc mpDestroyTextToUnicodeContext;
ImplResetTextContextProc mpResetTextToUnicodeContext;
ImplCreateUnicodeContextProc mpCreateUnicodeToTextContext;
ImplDestroyUnicodeContextProc mpDestroyUnicodeToTextContext;
ImplResetUnicodeContextProc mpResetUnicodeToTextContext;
};
/* ----------------------------- */
/* - TextEncoding - Structures - */
/* ----------------------------- */
struct ImplTextEncodingData
{
ImplTextConverter maConverter;
sal_uInt8 mnMinCharSize;
sal_uInt8 mnMaxCharSize;
sal_uInt8 mnAveCharSize;
sal_uInt8 mnBestWindowsCharset;
char const * mpBestUnixCharset;
char const * mpBestMimeCharset;
sal_uInt32 mnInfoFlags;
};
/* ----------------------------------- */
/* - TextConverter - Byte-Structures - */
/* ----------------------------------- */
struct ImplUniCharTabData
{
sal_uInt16 mnUniChar;
sal_uChar mnChar;
sal_uChar mnChar2;
// to cater for mappings like MS1258 with 1--2 bytes per Unicode char,
// 0 if unused
};
struct ImplByteConvertData
{
const sal_uInt16* mpToUniTab1;
const sal_uInt16* mpToUniTab2;
sal_uChar mnToUniStart1;
sal_uChar mnToUniEnd1;
sal_uChar mnToUniStart2;
sal_uChar mnToUniEnd2;
const sal_uChar* mpToCharTab1;
const sal_uChar* mpToCharTab2;
const ImplUniCharTabData* mpToCharExTab;
sal_uInt16 mnToCharStart1;
sal_uInt16 mnToCharEnd1;
sal_uInt16 mnToCharStart2;
sal_uInt16 mnToCharEnd2;
sal_uInt16 mnToCharExCount;
};
/* ----------------------------------- */
/* - TextConverter - DBCS-Structures - */
/* ----------------------------------- */
struct ImplDBCSEUDCData
{
sal_uChar mnLeadStart;
sal_uChar mnLeadEnd;
sal_uChar mnTrail1Start;
sal_uChar mnTrail1End;
sal_uChar mnTrail2Start;
sal_uChar mnTrail2End;
sal_uChar mnTrail3Start;
sal_uChar mnTrail3End;
sal_uChar mnTrailCount;
sal_uInt16 mnTrailRangeCount;
sal_uInt16 mnUniStart;
sal_uInt16 mnUniEnd;
};
struct ImplDBCSToUniLeadTab
{
sal_uInt16 mnUniChar;
sal_uInt8 mnTrailStart;
sal_uInt8 mnTrailEnd;
const sal_uInt16* mpToUniTrailTab;
};
struct ImplUniToDBCSHighTab
{
sal_uInt8 mnLowStart;
sal_uInt8 mnLowEnd;
const sal_uInt16* mpToUniTrailTab;
};
struct ImplDBCSConvertData
{
const ImplDBCSToUniLeadTab* mpToUniLeadTab;
const ImplUniToDBCSHighTab* mpToDBCSHighTab;
sal_uChar mnLeadStart;
sal_uChar mnLeadEnd;
sal_uChar mnTrailStart;
sal_uChar mnTrailEnd;
const ImplDBCSEUDCData* mpEUDCTab;
sal_uInt16 mnEUDCCount;
};
/* ---------------------------------- */
/* - TextConverter - EUC-Structures - */
/* ---------------------------------- */
struct ImplEUCJPConvertData
{
const ImplDBCSToUniLeadTab* mpJIS0208ToUniLeadTab;
const ImplDBCSToUniLeadTab* mpJIS0212ToUniLeadTab;
const ImplUniToDBCSHighTab* mpUniToJIS0208HighTab;
const ImplUniToDBCSHighTab* mpUniToJIS0212HighTab;
};
/* --------------------------------- */
/* - TextConverter - HelpFunctions - */
/* --------------------------------- */
inline sal_Unicode ImplGetUndefinedUnicodeChar(
sal_uChar cChar, sal_uInt32 nFlags)
{
return ((nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK)
== RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MAPTOPRIVATE) ?
RTL_TEXTCVT_BYTE_PRIVATE_START + cChar :
RTL_TEXTENC_UNICODE_REPLACEMENT_CHARACTER;
}
/* ----------------------------- */
/* - TextConverter - Functions - */
/* ----------------------------- */
sal_Size ImplDBCSToUnicode( const void* pData, void* pContext,
const char* pSrcBuf, sal_Size nSrcBytes,
sal_Unicode* pDestBuf, sal_Size nDestChars,
sal_uInt32 nFlags, sal_uInt32* pInfo,
sal_Size* pSrcCvtBytes );
sal_Size ImplUnicodeToDBCS( const void* pData, void* pContext,
const sal_Unicode* pSrcBuf, sal_Size nSrcChars,
char* pDestBuf, sal_Size nDestBytes,
sal_uInt32 nFlags, sal_uInt32* pInfo,
sal_Size* pSrcCvtChars );
sal_Size ImplEUCJPToUnicode( const void* pData,
void* pContext,
const char* pSrcBuf, sal_Size nSrcBytes,
sal_Unicode* pDestBuf, sal_Size nDestChars,
sal_uInt32 nFlags, sal_uInt32* pInfo,
sal_Size* pSrcCvtBytes );
sal_Size ImplUnicodeToEUCJP( const void* pData,
void* pContext,
const sal_Unicode* pSrcBuf, sal_Size nSrcChars,
char* pDestBuf, sal_Size nDestBytes,
sal_uInt32 nFlags, sal_uInt32* pInfo,
sal_Size* pSrcCvtChars );
void* ImplUTF7CreateUTF7TextToUnicodeContext();
void ImplUTF7DestroyTextToUnicodeContext( void* pContext );
void ImplUTF7ResetTextToUnicodeContext( void* pContext );
sal_Size ImplUTF7ToUnicode( const void* pData, void* pContext,
const char* pSrcBuf, sal_Size nSrcBytes,
sal_Unicode* pDestBuf, sal_Size nDestChars,
sal_uInt32 nFlags, sal_uInt32* pInfo,
sal_Size* pSrcCvtBytes );
void* ImplUTF7CreateUnicodeToTextContext();
void ImplUTF7DestroyUnicodeToTextContext( void* pContext );
void ImplUTF7ResetUnicodeToTextContext( void* pContext );
sal_Size ImplUnicodeToUTF7( const void* pData, void* pContext,
const sal_Unicode* pSrcBuf, sal_Size nSrcChars,
char* pDestBuf, sal_Size nDestBytes,
sal_uInt32 nFlags, sal_uInt32* pInfo,
sal_Size* pSrcCvtChars );
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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