da592fd029
2005/11/18 09:13:28 sb 1.12.12.2: #i53898# Made code warning-free (in some cases reverting previous attempts). 2005/11/07 12:11:30 sb 1.12.12.1: #i53898# Made code warning-free (additional -W switches for GCC).
708 lines
27 KiB
C
708 lines
27 KiB
C
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: tcvtmb.c,v $
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*
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* $Revision: 1.13 $
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*
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* last change: $Author: hr $ $Date: 2006-06-20 04:38:02 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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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 version 2.1, as published by the Free Software Foundation.
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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., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef INCLUDED_RTL_TEXTENC_TENCHELP_H
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#include "tenchelp.h"
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#endif
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#ifndef INCLUDED_RTL_TEXTENC_UNICHARS_H
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#include "unichars.h"
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#endif
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#ifndef _RTL_TEXTCVT_H
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#include "rtl/textcvt.h"
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#endif
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/* ======================================================================= */
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/* DBCS to Unicode conversion routine use a lead table for the first byte, */
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/* where we determine the trail table or for single byte chars the unicode */
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/* value. We have for all lead byte a separate table, because we can */
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/* then share many tables for diffrent charset encodings. */
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/* ======================================================================= */
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sal_Size ImplDBCSToUnicode( const ImplTextConverterData* pData, void* pContext,
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const sal_Char* pSrcBuf, sal_Size nSrcBytes,
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sal_Unicode* pDestBuf, sal_Size nDestChars,
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sal_uInt32 nFlags, sal_uInt32* pInfo,
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sal_Size* pSrcCvtBytes )
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{
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sal_uChar cLead;
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sal_uChar cTrail;
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sal_Unicode cConv;
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const ImplDBCSToUniLeadTab* pLeadEntry;
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const ImplDBCSConvertData* pConvertData = (const ImplDBCSConvertData*)pData;
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const ImplDBCSToUniLeadTab* pLeadTab = pConvertData->mpToUniLeadTab;
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sal_Unicode* pEndDestBuf;
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const sal_Char* pEndSrcBuf;
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(void) pContext; /* unused */
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*pInfo = 0;
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pEndDestBuf = pDestBuf+nDestChars;
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pEndSrcBuf = pSrcBuf+nSrcBytes;
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while ( pSrcBuf < pEndSrcBuf )
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{
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cLead = (sal_uChar)*pSrcBuf;
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/* get entry for the lead byte */
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pLeadEntry = pLeadTab+cLead;
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/* SingleByte char? */
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if (pLeadEntry->mpToUniTrailTab == NULL
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|| cLead < pConvertData->mnLeadStart
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|| cLead > pConvertData->mnLeadEnd)
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{
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cConv = pLeadEntry->mnUniChar;
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if ( !cConv && (cLead != 0) )
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_UNDEFINED;
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if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_ERROR )
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
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break;
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}
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else if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_IGNORE )
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{
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pSrcBuf++;
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continue;
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}
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else
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cConv = ImplGetUndefinedUnicodeChar(cLead, nFlags);
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}
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}
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else
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{
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/* Source buffer to small */
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if ( pSrcBuf +1 == pEndSrcBuf )
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
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break;
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}
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pSrcBuf++;
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cTrail = (sal_uChar)*pSrcBuf;
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if ( (cTrail >= pLeadEntry->mnTrailStart) && (cTrail <= pLeadEntry->mnTrailEnd) )
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cConv = pLeadEntry->mpToUniTrailTab[cTrail-pLeadEntry->mnTrailStart];
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else
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cConv = 0;
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if ( !cConv )
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{
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/* EUDC Ranges */
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sal_uInt16 i;
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const ImplDBCSEUDCData* pEUDCTab = pConvertData->mpEUDCTab;
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for ( i = 0; i < pConvertData->mnEUDCCount; i++ )
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{
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if ( (cLead >= pEUDCTab->mnLeadStart) &&
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(cLead <= pEUDCTab->mnLeadEnd) )
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{
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sal_uInt16 nTrailCount = 0;
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if ( (cTrail >= pEUDCTab->mnTrail1Start) &&
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(cTrail <= pEUDCTab->mnTrail1End) )
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{
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cConv = pEUDCTab->mnUniStart+
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((cLead-pEUDCTab->mnLeadStart)*pEUDCTab->mnTrailRangeCount)+
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(cTrail-pEUDCTab->mnTrail1Start);
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break;
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}
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else
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{
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nTrailCount = pEUDCTab->mnTrail1End-pEUDCTab->mnTrail1Start+1;
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if ( (pEUDCTab->mnTrailCount >= 2) &&
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(cTrail >= pEUDCTab->mnTrail2Start) &&
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(cTrail <= pEUDCTab->mnTrail2End) )
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{
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cConv = pEUDCTab->mnUniStart+
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((cLead-pEUDCTab->mnLeadStart)*pEUDCTab->mnTrailRangeCount)+
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nTrailCount+
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(cTrail-pEUDCTab->mnTrail2Start);
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break;
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}
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else
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{
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nTrailCount = pEUDCTab->mnTrail2End-pEUDCTab->mnTrail2Start+1;
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if ( (pEUDCTab->mnTrailCount >= 3) &&
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(cTrail >= pEUDCTab->mnTrail3Start) &&
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(cTrail <= pEUDCTab->mnTrail3End) )
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{
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cConv = pEUDCTab->mnUniStart+
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((cLead-pEUDCTab->mnLeadStart)*pEUDCTab->mnTrailRangeCount)+
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nTrailCount+
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(cTrail-pEUDCTab->mnTrail3Start);
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break;
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}
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}
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}
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}
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pEUDCTab++;
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}
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if ( !cConv )
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{
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/* Wir vergleichen den kompletten Trailbereich den wir */
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/* definieren, der normalerweise groesser sein kann als */
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/* der definierte. Dies machen wir, damit Erweiterungen von */
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/* uns nicht beruecksichtigten Encodings so weit wie */
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/* moeglich auch richtig zu behandeln, das double byte */
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/* characters auch als ein einzelner Character behandelt */
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/* wird. */
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if (cLead < pConvertData->mnLeadStart
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|| cLead > pConvertData->mnLeadEnd
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|| cTrail < pConvertData->mnTrailStart
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|| cTrail > pConvertData->mnTrailEnd)
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_INVALID;
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if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_INVALID_MASK) == RTL_TEXTTOUNICODE_FLAGS_INVALID_ERROR )
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
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break;
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}
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else if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_INVALID_MASK) == RTL_TEXTTOUNICODE_FLAGS_INVALID_IGNORE )
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{
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pSrcBuf++;
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continue;
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}
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else
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cConv = RTL_TEXTENC_UNICODE_REPLACEMENT_CHARACTER;
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}
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else
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_MBUNDEFINED;
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if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_ERROR )
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
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break;
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}
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else if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_IGNORE )
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{
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pSrcBuf++;
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continue;
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}
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else
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cConv = RTL_TEXTENC_UNICODE_REPLACEMENT_CHARACTER;
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}
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}
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}
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}
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if ( pDestBuf == pEndDestBuf )
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOSMALL;
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break;
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}
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*pDestBuf = cConv;
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pDestBuf++;
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pSrcBuf++;
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}
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*pSrcCvtBytes = nSrcBytes - (pEndSrcBuf-pSrcBuf);
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return (nDestChars - (pEndDestBuf-pDestBuf));
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}
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/* ----------------------------------------------------------------------- */
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sal_Size ImplUnicodeToDBCS( const ImplTextConverterData* pData, void* pContext,
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const sal_Unicode* pSrcBuf, sal_Size nSrcChars,
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sal_Char* pDestBuf, sal_Size nDestBytes,
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sal_uInt32 nFlags, sal_uInt32* pInfo,
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sal_Size* pSrcCvtChars )
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{
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sal_uInt16 cConv;
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sal_Unicode c;
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sal_uChar nHighChar;
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sal_uChar nLowChar;
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const ImplUniToDBCSHighTab* pHighEntry;
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const ImplDBCSConvertData* pConvertData = (const ImplDBCSConvertData*)pData;
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const ImplUniToDBCSHighTab* pHighTab = pConvertData->mpToDBCSHighTab;
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sal_Char* pEndDestBuf;
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const sal_Unicode* pEndSrcBuf;
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sal_Bool bCheckRange = (pConvertData->mnLeadStart != 0
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|| pConvertData->mnLeadEnd != 0xFF);
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/* this statement has the effect that this extra check is only done for
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EUC-KR, which uses the MS-949 tables, but does not support the full
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range of MS-949 */
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(void) pContext; /* unused */
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*pInfo = 0;
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pEndDestBuf = pDestBuf+nDestBytes;
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pEndSrcBuf = pSrcBuf+nSrcChars;
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while ( pSrcBuf < pEndSrcBuf )
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{
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c = *pSrcBuf;
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nHighChar = (sal_uChar)((c >> 8) & 0xFF);
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nLowChar = (sal_uChar)(c & 0xFF);
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/* get entry for the high byte */
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pHighEntry = pHighTab+nHighChar;
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/* is low byte in the table range */
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if ( (nLowChar >= pHighEntry->mnLowStart) && (nLowChar <= pHighEntry->mnLowEnd) )
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{
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cConv = pHighEntry->mpToUniTrailTab[nLowChar-pHighEntry->mnLowStart];
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if (bCheckRange && cConv > 0x7F
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&& ((cConv >> 8) < pConvertData->mnLeadStart
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|| (cConv >> 8) > pConvertData->mnLeadEnd
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|| (cConv & 0xFF) < pConvertData->mnTrailStart
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|| (cConv & 0xFF) > pConvertData->mnTrailEnd))
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cConv = 0;
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}
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else
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cConv = 0;
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if (cConv == 0 && c != 0)
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{
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/* Map to EUDC ranges: */
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ImplDBCSEUDCData const * pEUDCTab = pConvertData->mpEUDCTab;
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sal_uInt32 i;
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for (i = 0; i < pConvertData->mnEUDCCount; ++i)
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{
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if (c >= pEUDCTab->mnUniStart && c <= pEUDCTab->mnUniEnd)
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{
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sal_uInt32 nIndex = c - pEUDCTab->mnUniStart;
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sal_uInt32 nLeadOff
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= nIndex / pEUDCTab->mnTrailRangeCount;
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sal_uInt32 nTrailOff
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= nIndex % pEUDCTab->mnTrailRangeCount;
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sal_uInt32 nSize;
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cConv = (sal_uInt16)
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((pEUDCTab->mnLeadStart + nLeadOff) << 8);
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nSize
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= pEUDCTab->mnTrail1End - pEUDCTab->mnTrail1Start + 1;
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if (nTrailOff < nSize)
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{
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cConv |= pEUDCTab->mnTrail1Start + nTrailOff;
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break;
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}
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nTrailOff -= nSize;
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nSize
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= pEUDCTab->mnTrail2End - pEUDCTab->mnTrail2Start + 1;
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if (nTrailOff < nSize)
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{
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cConv |= pEUDCTab->mnTrail2Start + nTrailOff;
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break;
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}
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nTrailOff -= nSize;
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cConv |= pEUDCTab->mnTrail3Start + nTrailOff;
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break;
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}
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pEUDCTab++;
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}
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/* FIXME
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* SB: Not sure why this is in here. Plus, it does not work as
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* intended when (c & 0xFF) == 0, because the next !cConv check
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* will then think c has not yet been converted...
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*/
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if (c >= RTL_TEXTCVT_BYTE_PRIVATE_START
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&& c <= RTL_TEXTCVT_BYTE_PRIVATE_END)
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{
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if ( nFlags & RTL_UNICODETOTEXT_FLAGS_PRIVATE_MAPTO0 )
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cConv = (sal_Char)(sal_uChar)(c & 0xFF);
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}
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}
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if ( !cConv )
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{
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if ( nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE )
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{
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/* !!! */
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}
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if ( nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACESTR )
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{
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/* !!! */
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}
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/* Handle undefined and surrogates characters */
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/* (all surrogates characters are undefined) */
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if (ImplHandleUndefinedUnicodeToTextChar(pData,
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&pSrcBuf,
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pEndSrcBuf,
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&pDestBuf,
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pEndDestBuf,
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nFlags,
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pInfo))
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continue;
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else
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break;
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}
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/* SingleByte */
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if ( !(cConv & 0xFF00) )
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{
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if ( pDestBuf == pEndDestBuf )
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{
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*pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
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break;
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}
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*pDestBuf = (sal_Char)(sal_uChar)(cConv & 0xFF);
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pDestBuf++;
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}
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else
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{
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if ( pDestBuf+1 >= pEndDestBuf )
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{
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*pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
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break;
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}
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*pDestBuf = (sal_Char)(sal_uChar)((cConv >> 8) & 0xFF);
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pDestBuf++;
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*pDestBuf = (sal_Char)(sal_uChar)(cConv & 0xFF);
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pDestBuf++;
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}
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pSrcBuf++;
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}
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*pSrcCvtChars = nSrcChars - (pEndSrcBuf-pSrcBuf);
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return (nDestBytes - (pEndDestBuf-pDestBuf));
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}
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/* ======================================================================= */
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#define JIS_EUC_LEAD_OFF 0x80
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#define JIS_EUC_TRAIL_OFF 0x80
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/* ----------------------------------------------------------------------- */
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sal_Size ImplEUCJPToUnicode( const ImplTextConverterData* pData,
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void* pContext,
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const sal_Char* pSrcBuf, sal_Size nSrcBytes,
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sal_Unicode* pDestBuf, sal_Size nDestChars,
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sal_uInt32 nFlags, sal_uInt32* pInfo,
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sal_Size* pSrcCvtBytes )
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{
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sal_uChar c;
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sal_uChar cLead = '\0';
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sal_uChar cTrail = '\0';
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sal_Unicode cConv;
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const ImplDBCSToUniLeadTab* pLeadEntry;
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const ImplDBCSToUniLeadTab* pLeadTab;
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const ImplEUCJPConvertData* pConvertData = (const ImplEUCJPConvertData*)pData;
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sal_Unicode* pEndDestBuf;
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const sal_Char* pEndSrcBuf;
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(void) pContext; /* unused */
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*pInfo = 0;
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pEndDestBuf = pDestBuf+nDestChars;
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pEndSrcBuf = pSrcBuf+nSrcBytes;
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while ( pSrcBuf < pEndSrcBuf )
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{
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c = (sal_uChar)*pSrcBuf;
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/* ASCII */
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if ( c <= 0x7F )
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cConv = c;
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else
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{
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/* SS2 - Half-width katakana */
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/* 8E + A1-DF */
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if ( c == 0x8E )
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{
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/* Source buffer to small */
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if ( pSrcBuf + 1 == pEndSrcBuf )
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
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break;
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}
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pSrcBuf++;
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c = (sal_uChar)*pSrcBuf;
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if ( (c >= 0xA1) && (c <= 0xDF) )
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cConv = 0xFF61+(c-0xA1);
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else
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{
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cConv = 0;
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cLead = 0x8E;
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cTrail = c;
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}
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}
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else
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{
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/* SS3 - JIS 0212-1990 */
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/* 8F + A1-FE + A1-FE */
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if ( c == 0x8F )
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{
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/* Source buffer to small */
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if (pEndSrcBuf - pSrcBuf < 3)
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{
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*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
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break;
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}
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pSrcBuf++;
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cLead = (sal_uChar)*pSrcBuf;
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pSrcBuf++;
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cTrail = (sal_uChar)*pSrcBuf;
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pLeadTab = pConvertData->mpJIS0212ToUniLeadTab;
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}
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/* CodeSet 2 JIS 0208-1997 */
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/* A1-FE + A1-FE */
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|
else
|
|
{
|
|
/* Source buffer to small */
|
|
if ( pSrcBuf + 1 == pEndSrcBuf )
|
|
{
|
|
*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
|
|
break;
|
|
}
|
|
|
|
cLead = c;
|
|
pSrcBuf++;
|
|
cTrail = (sal_uChar)*pSrcBuf;
|
|
pLeadTab = pConvertData->mpJIS0208ToUniLeadTab;
|
|
}
|
|
|
|
/* Undefined Range */
|
|
if ( (cLead < JIS_EUC_LEAD_OFF) || (cTrail < JIS_EUC_TRAIL_OFF) )
|
|
cConv = 0;
|
|
else
|
|
{
|
|
cLead -= JIS_EUC_LEAD_OFF;
|
|
cTrail -= JIS_EUC_TRAIL_OFF;
|
|
pLeadEntry = pLeadTab+cLead;
|
|
if ( (cTrail >= pLeadEntry->mnTrailStart) && (cTrail <= pLeadEntry->mnTrailEnd) )
|
|
cConv = pLeadEntry->mpToUniTrailTab[cTrail-pLeadEntry->mnTrailStart];
|
|
else
|
|
cConv = 0;
|
|
}
|
|
}
|
|
|
|
if ( !cConv )
|
|
{
|
|
/* Wir vergleichen den kompletten Trailbereich den wir */
|
|
/* definieren, der normalerweise groesser sein kann als */
|
|
/* der definierte. Dies machen wir, damit Erweiterungen von */
|
|
/* uns nicht beruecksichtigten Encodings so weit wie */
|
|
/* moeglich auch richtig zu behandeln, das double byte */
|
|
/* characters auch als ein einzelner Character behandelt */
|
|
/* wird. */
|
|
if ( (cLead < JIS_EUC_LEAD_OFF) || (cTrail < JIS_EUC_TRAIL_OFF) )
|
|
{
|
|
*pInfo |= RTL_TEXTTOUNICODE_INFO_INVALID;
|
|
if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_INVALID_MASK) == RTL_TEXTTOUNICODE_FLAGS_INVALID_ERROR )
|
|
{
|
|
*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
|
|
break;
|
|
}
|
|
else if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_INVALID_MASK) == RTL_TEXTTOUNICODE_FLAGS_INVALID_IGNORE )
|
|
{
|
|
pSrcBuf++;
|
|
continue;
|
|
}
|
|
else
|
|
cConv = RTL_TEXTENC_UNICODE_REPLACEMENT_CHARACTER;
|
|
}
|
|
else
|
|
{
|
|
*pInfo |= RTL_TEXTTOUNICODE_INFO_MBUNDEFINED;
|
|
if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_ERROR )
|
|
{
|
|
*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
|
|
break;
|
|
}
|
|
else if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_IGNORE )
|
|
{
|
|
pSrcBuf++;
|
|
continue;
|
|
}
|
|
else
|
|
cConv = RTL_TEXTENC_UNICODE_REPLACEMENT_CHARACTER;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( pDestBuf == pEndDestBuf )
|
|
{
|
|
*pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOSMALL;
|
|
break;
|
|
}
|
|
|
|
*pDestBuf = cConv;
|
|
pDestBuf++;
|
|
pSrcBuf++;
|
|
}
|
|
|
|
*pSrcCvtBytes = nSrcBytes - (pEndSrcBuf-pSrcBuf);
|
|
return (nDestChars - (pEndDestBuf-pDestBuf));
|
|
}
|
|
|
|
/* ----------------------------------------------------------------------- */
|
|
|
|
sal_Size ImplUnicodeToEUCJP( const ImplTextConverterData* pData,
|
|
void* pContext,
|
|
const sal_Unicode* pSrcBuf, sal_Size nSrcChars,
|
|
sal_Char* pDestBuf, sal_Size nDestBytes,
|
|
sal_uInt32 nFlags, sal_uInt32* pInfo,
|
|
sal_Size* pSrcCvtChars )
|
|
{
|
|
sal_uInt32 cConv;
|
|
sal_Unicode c;
|
|
sal_uChar nHighChar;
|
|
sal_uChar nLowChar;
|
|
const ImplUniToDBCSHighTab* pHighEntry;
|
|
const ImplUniToDBCSHighTab* pHighTab;
|
|
const ImplEUCJPConvertData* pConvertData = (const ImplEUCJPConvertData*)pData;
|
|
sal_Char* pEndDestBuf;
|
|
const sal_Unicode* pEndSrcBuf;
|
|
|
|
(void) pContext; /* unused */
|
|
|
|
*pInfo = 0;
|
|
pEndDestBuf = pDestBuf+nDestBytes;
|
|
pEndSrcBuf = pSrcBuf+nSrcChars;
|
|
while ( pSrcBuf < pEndSrcBuf )
|
|
{
|
|
c = *pSrcBuf;
|
|
|
|
/* ASCII */
|
|
if ( c <= 0x7F )
|
|
cConv = c;
|
|
/* Half-width katakana */
|
|
else if ( (c >= 0xFF61) && (c <= 0xFF9F) )
|
|
cConv = 0x8E00+0xA1+(c-0xFF61);
|
|
else
|
|
{
|
|
nHighChar = (sal_uChar)((c >> 8) & 0xFF);
|
|
nLowChar = (sal_uChar)(c & 0xFF);
|
|
|
|
/* JIS 0208 */
|
|
pHighTab = pConvertData->mpUniToJIS0208HighTab;
|
|
pHighEntry = pHighTab+nHighChar;
|
|
if ( (nLowChar >= pHighEntry->mnLowStart) && (nLowChar <= pHighEntry->mnLowEnd) )
|
|
{
|
|
cConv = pHighEntry->mpToUniTrailTab[nLowChar-pHighEntry->mnLowStart];
|
|
if (cConv != 0)
|
|
cConv |= 0x8080;
|
|
}
|
|
else
|
|
cConv = 0;
|
|
|
|
/* JIS 0212 */
|
|
if ( !cConv )
|
|
{
|
|
pHighTab = pConvertData->mpUniToJIS0212HighTab;
|
|
pHighEntry = pHighTab+nHighChar;
|
|
if ( (nLowChar >= pHighEntry->mnLowStart) && (nLowChar <= pHighEntry->mnLowEnd) )
|
|
{
|
|
cConv = pHighEntry->mpToUniTrailTab[nLowChar-pHighEntry->mnLowStart];
|
|
if (cConv != 0)
|
|
cConv |= 0x8F8080;
|
|
}
|
|
|
|
if ( !cConv )
|
|
{
|
|
if ( nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE )
|
|
{
|
|
/* !!! */
|
|
}
|
|
|
|
if ( nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACESTR )
|
|
{
|
|
/* !!! */
|
|
}
|
|
|
|
/* Handle undefined and surrogates characters */
|
|
/* (all surrogates characters are undefined) */
|
|
if (ImplHandleUndefinedUnicodeToTextChar(pData,
|
|
&pSrcBuf,
|
|
pEndSrcBuf,
|
|
&pDestBuf,
|
|
pEndDestBuf,
|
|
nFlags,
|
|
pInfo))
|
|
continue;
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* SingleByte */
|
|
if ( !(cConv & 0xFFFF00) )
|
|
{
|
|
if ( pDestBuf == pEndDestBuf )
|
|
{
|
|
*pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
|
|
break;
|
|
}
|
|
|
|
*pDestBuf = (sal_Char)(sal_uChar)(cConv & 0xFF);
|
|
pDestBuf++;
|
|
}
|
|
/* DoubleByte */
|
|
else if ( !(cConv & 0xFF0000) )
|
|
{
|
|
if ( pDestBuf+1 >= pEndDestBuf )
|
|
{
|
|
*pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
|
|
break;
|
|
}
|
|
|
|
*pDestBuf = (sal_Char)(sal_uChar)((cConv >> 8) & 0xFF);
|
|
pDestBuf++;
|
|
*pDestBuf = (sal_Char)(sal_uChar)(cConv & 0xFF);
|
|
pDestBuf++;
|
|
}
|
|
else
|
|
{
|
|
if ( pDestBuf+2 >= pEndDestBuf )
|
|
{
|
|
*pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
|
|
break;
|
|
}
|
|
|
|
*pDestBuf = (sal_Char)(sal_uChar)((cConv >> 16) & 0xFF);
|
|
pDestBuf++;
|
|
*pDestBuf = (sal_Char)(sal_uChar)((cConv >> 8) & 0xFF);
|
|
pDestBuf++;
|
|
*pDestBuf = (sal_Char)(sal_uChar)(cConv & 0xFF);
|
|
pDestBuf++;
|
|
}
|
|
|
|
pSrcBuf++;
|
|
}
|
|
|
|
*pSrcCvtChars = nSrcChars - (pEndSrcBuf-pSrcBuf);
|
|
return (nDestBytes - (pEndDestBuf-pDestBuf));
|
|
}
|