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Diffstat (limited to 'sal/textenc/convertbig5hkscs.c')
-rw-r--r--sal/textenc/convertbig5hkscs.c496
1 files changed, 0 insertions, 496 deletions
diff --git a/sal/textenc/convertbig5hkscs.c b/sal/textenc/convertbig5hkscs.c
deleted file mode 100644
index 71ef64880..000000000
--- a/sal/textenc/convertbig5hkscs.c
+++ /dev/null
@@ -1,496 +0,0 @@
-/* -*- 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.
- *
- ************************************************************************/
-
-#include "convertbig5hkscs.h"
-#include "context.h"
-#include "converter.h"
-#include "tenchelp.h"
-#include "unichars.h"
-#include "osl/diagnose.h"
-#include "rtl/alloc.h"
-#include "rtl/textcvt.h"
-#include "sal/types.h"
-
-typedef struct
-{
- sal_Int32 m_nRow; /* 0--255; 0 means none */
-} ImplBig5HkscsToUnicodeContext;
-
-void * ImplCreateBig5HkscsToUnicodeContext(void)
-{
- void * pContext
- = rtl_allocateMemory(sizeof (ImplBig5HkscsToUnicodeContext));
- ((ImplBig5HkscsToUnicodeContext *) pContext)->m_nRow = 0;
- return pContext;
-}
-
-void ImplResetBig5HkscsToUnicodeContext(void * pContext)
-{
- if (pContext)
- ((ImplBig5HkscsToUnicodeContext *) pContext)->m_nRow = 0;
-}
-
-sal_Size ImplConvertBig5HkscsToUnicode(ImplTextConverterData const * pData,
- void * pContext,
- sal_Char const * pSrcBuf,
- sal_Size nSrcBytes,
- sal_Unicode * pDestBuf,
- sal_Size nDestChars,
- sal_uInt32 nFlags,
- sal_uInt32 * pInfo,
- sal_Size * pSrcCvtBytes)
-{
- sal_uInt16 const * pBig5Hkscs2001Data
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pBig5Hkscs2001ToUnicodeData;
- sal_Int32 const * pBig5Hkscs2001RowOffsets
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pBig5Hkscs2001ToUnicodeRowOffsets;
- ImplDBCSToUniLeadTab const * pBig5Data
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pBig5ToUnicodeData;
- sal_Int32 nRow = 0;
- sal_uInt32 nInfo = 0;
- sal_Size nConverted = 0;
- sal_Unicode * pDestBufPtr = pDestBuf;
- sal_Unicode * pDestBufEnd = pDestBuf + nDestChars;
-
- if (pContext)
- nRow = ((ImplBig5HkscsToUnicodeContext *) pContext)->m_nRow;
-
- for (; nConverted < nSrcBytes; ++nConverted)
- {
- sal_Bool bUndefined = sal_True;
- sal_uInt32 nChar = *(sal_uChar const *) pSrcBuf++;
- if (nRow == 0)
- if (nChar < 0x80)
- if (pDestBufPtr != pDestBufEnd)
- *pDestBufPtr++ = (sal_Unicode) nChar;
- else
- goto no_output;
- else if (nChar >= 0x81 && nChar <= 0xFE)
- nRow = nChar;
- else
- {
- bUndefined = sal_False;
- goto bad_input;
- }
- else
- if ((nChar >= 0x40 && nChar <= 0x7E)
- || (nChar >= 0xA1 && nChar <= 0xFE))
- {
- sal_uInt32 nUnicode = 0xFFFF;
- sal_Int32 nOffset = pBig5Hkscs2001RowOffsets[nRow];
- sal_uInt32 nFirst=0;
- sal_uInt32 nLast=0;
- if (nOffset != -1)
- {
- sal_uInt32 nFirstLast = pBig5Hkscs2001Data[nOffset++];
- nFirst = nFirstLast & 0xFF;
- nLast = nFirstLast >> 8;
- if (nChar >= nFirst && nChar <= nLast)
- nUnicode
- = pBig5Hkscs2001Data[nOffset + (nChar - nFirst)];
- }
- if (nUnicode == 0xFFFF)
- {
- sal_uInt32 nFirst = pBig5Data[nRow].mnTrailStart;
- if (nChar >= nFirst
- && nChar <= pBig5Data[nRow].mnTrailEnd)
- {
- nUnicode
- = pBig5Data[nRow].mpToUniTrailTab[nChar - nFirst];
- if (nUnicode == 0)
- nUnicode = 0xFFFF;
- OSL_VERIFY(!ImplIsHighSurrogate(nUnicode));
- }
- }
- if (nUnicode == 0xFFFF)
- {
- ImplDBCSEUDCData const * p
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pEudcData;
- sal_uInt32 nCount
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_nEudcCount;
- sal_uInt32 i;
- for (i = 0; i < nCount; ++i)
- {
- if (nRow >= p->mnLeadStart && nRow <= p->mnLeadEnd)
- {
- if (nChar < p->mnTrail1Start)
- break;
- if (nChar <= p->mnTrail1End)
- {
- nUnicode
- = p->mnUniStart
- + (nRow - p->mnLeadStart)
- * p->mnTrailRangeCount
- + (nChar - p->mnTrail1Start);
- break;
- }
- if (p->mnTrailCount < 2
- || nChar < p->mnTrail2Start)
- break;
- if (nChar <= p->mnTrail2End)
- {
- nUnicode
- = p->mnUniStart
- + (nRow - p->mnLeadStart)
- * p->mnTrailRangeCount
- + (nChar - p->mnTrail2Start)
- + (p->mnTrail1End - p->mnTrail1Start
- + 1);
- break;
- }
- if (p->mnTrailCount < 3
- || nChar < p->mnTrail3Start)
- break;
- if (nChar <= p->mnTrail3End)
- {
- nUnicode
- = p->mnUniStart
- + (nRow - p->mnLeadStart)
- * p->mnTrailRangeCount
- + (nChar - p->mnTrail3Start)
- + (p->mnTrail1End - p->mnTrail1Start
- + 1)
- + (p->mnTrail2End - p->mnTrail2Start
- + 1);
- break;
- }
- break;
- }
- ++p;
- }
- OSL_VERIFY(!ImplIsHighSurrogate(nUnicode));
- }
- if (nUnicode == 0xFFFF)
- goto bad_input;
- if (ImplIsHighSurrogate(nUnicode))
- if (pDestBufEnd - pDestBufPtr >= 2)
- {
- nOffset += nLast - nFirst + 1;
- nFirst = pBig5Hkscs2001Data[nOffset++];
- *pDestBufPtr++ = (sal_Unicode) nUnicode;
- *pDestBufPtr++
- = (sal_Unicode) pBig5Hkscs2001Data[
- nOffset + (nChar - nFirst)];
- }
- else
- goto no_output;
- else
- if (pDestBufPtr != pDestBufEnd)
- *pDestBufPtr++ = (sal_Unicode) nUnicode;
- else
- goto no_output;
- nRow = 0;
- }
- else
- {
- bUndefined = sal_False;
- goto bad_input;
- }
- continue;
-
- bad_input:
- switch (ImplHandleBadInputTextToUnicodeConversion(
- bUndefined, sal_True, 0, nFlags, &pDestBufPtr, pDestBufEnd,
- &nInfo))
- {
- case IMPL_BAD_INPUT_STOP:
- nRow = 0;
- break;
-
- case IMPL_BAD_INPUT_CONTINUE:
- nRow = 0;
- continue;
-
- case IMPL_BAD_INPUT_NO_OUTPUT:
- goto no_output;
- }
- break;
-
- no_output:
- --pSrcBuf;
- nInfo |= RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOSMALL;
- break;
- }
-
- if (nRow != 0
- && (nInfo & (RTL_TEXTTOUNICODE_INFO_ERROR
- | RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOSMALL))
- == 0)
- {
- if ((nFlags & RTL_TEXTTOUNICODE_FLAGS_FLUSH) == 0)
- nInfo |= RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
- else
- switch (ImplHandleBadInputTextToUnicodeConversion(
- sal_False, sal_True, 0, nFlags, &pDestBufPtr,
- pDestBufEnd, &nInfo))
- {
- case IMPL_BAD_INPUT_STOP:
- case IMPL_BAD_INPUT_CONTINUE:
- nRow = 0;
- break;
-
- case IMPL_BAD_INPUT_NO_OUTPUT:
- nInfo |= RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOSMALL;
- break;
- }
- }
-
- if (pContext)
- ((ImplBig5HkscsToUnicodeContext *) pContext)->m_nRow = nRow;
- if (pInfo)
- *pInfo = nInfo;
- if (pSrcCvtBytes)
- *pSrcCvtBytes = nConverted;
-
- return pDestBufPtr - pDestBuf;
-}
-
-sal_Size ImplConvertUnicodeToBig5Hkscs(ImplTextConverterData const * pData,
- void * pContext,
- sal_Unicode const * pSrcBuf,
- sal_Size nSrcChars,
- sal_Char * pDestBuf,
- sal_Size nDestBytes,
- sal_uInt32 nFlags,
- sal_uInt32 * pInfo,
- sal_Size * pSrcCvtChars)
-{
- sal_uInt16 const * pBig5Hkscs2001Data
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pUnicodeToBig5Hkscs2001Data;
- sal_Int32 const * pBig5Hkscs2001PageOffsets
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pUnicodeToBig5Hkscs2001PageOffsets;
- sal_Int32 const * pBig5Hkscs2001PlaneOffsets
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pUnicodeToBig5Hkscs2001PlaneOffsets;
- ImplUniToDBCSHighTab const * pBig5Data
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pUnicodeToBig5Data;
- sal_Unicode nHighSurrogate = 0;
- sal_uInt32 nInfo = 0;
- sal_Size nConverted = 0;
- sal_Char * pDestBufPtr = pDestBuf;
- sal_Char * pDestBufEnd = pDestBuf + nDestBytes;
-
- if (pContext)
- nHighSurrogate
- = ((ImplUnicodeToTextContext *) pContext)->m_nHighSurrogate;
-
- for (; nConverted < nSrcChars; ++nConverted)
- {
- sal_Bool bUndefined = sal_True;
- sal_uInt32 nChar = *pSrcBuf++;
- if (nHighSurrogate == 0)
- {
- if (ImplIsHighSurrogate(nChar))
- {
- nHighSurrogate = (sal_Unicode) nChar;
- continue;
- }
- }
- else if (ImplIsLowSurrogate(nChar))
- nChar = ImplCombineSurrogates(nHighSurrogate, nChar);
- else
- {
- bUndefined = sal_False;
- goto bad_input;
- }
-
- if (ImplIsLowSurrogate(nChar) || ImplIsNoncharacter(nChar))
- {
- bUndefined = sal_False;
- goto bad_input;
- }
-
- if (nChar < 0x80)
- if (pDestBufPtr != pDestBufEnd)
- *pDestBufPtr++ = (sal_Char) nChar;
- else
- goto no_output;
- else
- {
- sal_uInt32 nBytes = 0;
- sal_Int32 nOffset = pBig5Hkscs2001PlaneOffsets[nChar >> 16];
- if (nOffset != -1)
- {
- nOffset
- = pBig5Hkscs2001PageOffsets[nOffset + ((nChar & 0xFF00)
- >> 8)];
- if (nOffset != -1)
- {
- sal_uInt32 nFirstLast = pBig5Hkscs2001Data[nOffset++];
- sal_uInt32 nFirst = nFirstLast & 0xFF;
- sal_uInt32 nLast = nFirstLast >> 8;
- sal_uInt32 nIndex = nChar & 0xFF;
- if (nIndex >= nFirst && nIndex <= nLast)
- {
- nBytes
- = pBig5Hkscs2001Data[nOffset + (nIndex - nFirst)];
- }
- }
- }
- if (nBytes == 0)
- {
- sal_uInt32 nIndex1 = nChar >> 8;
- if (nIndex1 < 0x100)
- {
- sal_uInt32 nIndex2 = nChar & 0xFF;
- sal_uInt32 nFirst = pBig5Data[nIndex1].mnLowStart;
- if (nIndex2 >= nFirst
- && nIndex2 <= pBig5Data[nIndex1].mnLowEnd)
- nBytes = pBig5Data[nIndex1].
- mpToUniTrailTab[nIndex2 - nFirst];
- }
- }
- if (nBytes == 0)
- {
- ImplDBCSEUDCData const * p
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_pEudcData;
- sal_uInt32 nCount
- = ((ImplBig5HkscsConverterData const *) pData)->
- m_nEudcCount;
- sal_uInt32 i;
- for (i = 0; i < nCount; ++i) {
- if (nChar >= p->mnUniStart && nChar <= p->mnUniEnd)
- {
- sal_uInt32 nIndex = nChar - p->mnUniStart;
- sal_uInt32 nLeadOff = nIndex / p->mnTrailRangeCount;
- sal_uInt32 nTrailOff = nIndex % p->mnTrailRangeCount;
- sal_uInt32 nSize;
- nBytes = (p->mnLeadStart + nLeadOff) << 8;
- nSize = p->mnTrail1End - p->mnTrail1Start + 1;
- if (nTrailOff < nSize)
- {
- nBytes |= p->mnTrail1Start + nTrailOff;
- break;
- }
- nTrailOff -= nSize;
- nSize = p->mnTrail2End - p->mnTrail2Start + 1;
- if (nTrailOff < nSize)
- {
- nBytes |= p->mnTrail2Start + nTrailOff;
- break;
- }
- nTrailOff -= nSize;
- nBytes |= p->mnTrail3Start + nTrailOff;
- break;
- }
- ++p;
- }
- }
- if (nBytes == 0)
- goto bad_input;
- if (pDestBufEnd - pDestBufPtr >= 2)
- {
- *pDestBufPtr++ = (sal_Char) (nBytes >> 8);
- *pDestBufPtr++ = (sal_Char) (nBytes & 0xFF);
- }
- else
- goto no_output;
- }
- nHighSurrogate = 0;
- continue;
-
- bad_input:
- switch (ImplHandleBadInputUnicodeToTextConversion(bUndefined,
- nChar,
- nFlags,
- &pDestBufPtr,
- pDestBufEnd,
- &nInfo,
- NULL,
- 0,
- NULL))
- {
- case IMPL_BAD_INPUT_STOP:
- nHighSurrogate = 0;
- break;
-
- case IMPL_BAD_INPUT_CONTINUE:
- nHighSurrogate = 0;
- continue;
-
- case IMPL_BAD_INPUT_NO_OUTPUT:
- goto no_output;
- }
- break;
-
- no_output:
- --pSrcBuf;
- nInfo |= RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
- break;
- }
-
- if (nHighSurrogate != 0
- && (nInfo & (RTL_UNICODETOTEXT_INFO_ERROR
- | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL))
- == 0)
- {
- if ((nFlags & RTL_UNICODETOTEXT_FLAGS_FLUSH) != 0)
- nInfo |= RTL_UNICODETOTEXT_INFO_SRCBUFFERTOSMALL;
- else
- switch (ImplHandleBadInputUnicodeToTextConversion(sal_False,
- 0,
- nFlags,
- &pDestBufPtr,
- pDestBufEnd,
- &nInfo,
- NULL,
- 0,
- NULL))
- {
- case IMPL_BAD_INPUT_STOP:
- case IMPL_BAD_INPUT_CONTINUE:
- nHighSurrogate = 0;
- break;
-
- case IMPL_BAD_INPUT_NO_OUTPUT:
- nInfo |= RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
- break;
- }
- }
-
- if (pContext)
- ((ImplUnicodeToTextContext *) pContext)->m_nHighSurrogate
- = nHighSurrogate;
- if (pInfo)
- *pInfo = nInfo;
- if (pSrcCvtChars)
- *pSrcCvtChars = nConverted;
-
- return pDestBufPtr - pDestBuf;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-16 11:27:02 +0000