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-rw-r--r--sal/textenc/tcvtmb.c696
1 files changed, 696 insertions, 0 deletions
diff --git a/sal/textenc/tcvtmb.c b/sal/textenc/tcvtmb.c
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+++ b/sal/textenc/tcvtmb.c
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile: tcvtmb.c,v $
+ * $Revision: 1.15 $
+ *
+ * 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 "tenchelp.h"
+#include "unichars.h"
+#include "rtl/textcvt.h"
+
+/* ======================================================================= */
+
+/* DBCS to Unicode conversion routine use a lead table for the first byte, */
+/* where we determine the trail table or for single byte chars the unicode */
+/* value. We have for all lead byte a separate table, because we can */
+/* then share many tables for diffrent charset encodings. */
+
+/* ======================================================================= */
+
+sal_Size ImplDBCSToUnicode( const ImplTextConverterData* pData, void* pContext,
+ const sal_Char* pSrcBuf, sal_Size nSrcBytes,
+ sal_Unicode* pDestBuf, sal_Size nDestChars,
+ sal_uInt32 nFlags, sal_uInt32* pInfo,
+ sal_Size* pSrcCvtBytes )
+{
+ sal_uChar cLead;
+ sal_uChar cTrail;
+ sal_Unicode cConv;
+ const ImplDBCSToUniLeadTab* pLeadEntry;
+ const ImplDBCSConvertData* pConvertData = (const ImplDBCSConvertData*)pData;
+ const ImplDBCSToUniLeadTab* pLeadTab = pConvertData->mpToUniLeadTab;
+ sal_Unicode* pEndDestBuf;
+ const sal_Char* pEndSrcBuf;
+
+ (void) pContext; /* unused */
+
+ *pInfo = 0;
+ pEndDestBuf = pDestBuf+nDestChars;
+ pEndSrcBuf = pSrcBuf+nSrcBytes;
+ while ( pSrcBuf < pEndSrcBuf )
+ {
+ cLead = (sal_uChar)*pSrcBuf;
+
+ /* get entry for the lead byte */
+ pLeadEntry = pLeadTab+cLead;
+
+ /* SingleByte char? */
+ if (pLeadEntry->mpToUniTrailTab == NULL
+ || cLead < pConvertData->mnLeadStart
+ || cLead > pConvertData->mnLeadEnd)
+ {
+ cConv = pLeadEntry->mnUniChar;
+ if ( !cConv && (cLead != 0) )
+ {
+ *pInfo |= RTL_TEXTTOUNICODE_INFO_UNDEFINED;
+ if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_ERROR )
+ {
+ *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
+ break;
+ }
+ else if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_IGNORE )
+ {
+ pSrcBuf++;
+ continue;
+ }
+ else
+ cConv = ImplGetUndefinedUnicodeChar(cLead, nFlags);
+ }
+ }
+ else
+ {
+ /* Source buffer to small */
+ if ( pSrcBuf +1 == pEndSrcBuf )
+ {
+ *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
+ break;
+ }
+
+ pSrcBuf++;
+ cTrail = (sal_uChar)*pSrcBuf;
+ if ( (cTrail >= pLeadEntry->mnTrailStart) && (cTrail <= pLeadEntry->mnTrailEnd) )
+ cConv = pLeadEntry->mpToUniTrailTab[cTrail-pLeadEntry->mnTrailStart];
+ else
+ cConv = 0;
+
+ if ( !cConv )
+ {
+ /* EUDC Ranges */
+ sal_uInt16 i;
+ const ImplDBCSEUDCData* pEUDCTab = pConvertData->mpEUDCTab;
+ for ( i = 0; i < pConvertData->mnEUDCCount; i++ )
+ {
+ if ( (cLead >= pEUDCTab->mnLeadStart) &&
+ (cLead <= pEUDCTab->mnLeadEnd) )
+ {
+ sal_uInt16 nTrailCount = 0;
+ if ( (cTrail >= pEUDCTab->mnTrail1Start) &&
+ (cTrail <= pEUDCTab->mnTrail1End) )
+ {
+ cConv = pEUDCTab->mnUniStart+
+ ((cLead-pEUDCTab->mnLeadStart)*pEUDCTab->mnTrailRangeCount)+
+ (cTrail-pEUDCTab->mnTrail1Start);
+ break;
+ }
+ else
+ {
+ nTrailCount = pEUDCTab->mnTrail1End-pEUDCTab->mnTrail1Start+1;
+ if ( (pEUDCTab->mnTrailCount >= 2) &&
+ (cTrail >= pEUDCTab->mnTrail2Start) &&
+ (cTrail <= pEUDCTab->mnTrail2End) )
+ {
+ cConv = pEUDCTab->mnUniStart+
+ ((cLead-pEUDCTab->mnLeadStart)*pEUDCTab->mnTrailRangeCount)+
+ nTrailCount+
+ (cTrail-pEUDCTab->mnTrail2Start);
+ break;
+ }
+ else
+ {
+ nTrailCount = pEUDCTab->mnTrail2End-pEUDCTab->mnTrail2Start+1;
+ if ( (pEUDCTab->mnTrailCount >= 3) &&
+ (cTrail >= pEUDCTab->mnTrail3Start) &&
+ (cTrail <= pEUDCTab->mnTrail3End) )
+ {
+ cConv = pEUDCTab->mnUniStart+
+ ((cLead-pEUDCTab->mnLeadStart)*pEUDCTab->mnTrailRangeCount)+
+ nTrailCount+
+ (cTrail-pEUDCTab->mnTrail3Start);
+ break;
+ }
+ }
+ }
+ }
+
+ pEUDCTab++;
+ }
+
+ 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 < pConvertData->mnLeadStart
+ || cLead > pConvertData->mnLeadEnd
+ || cTrail < pConvertData->mnTrailStart
+ || cTrail > pConvertData->mnTrailEnd)
+ {
+ *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 ImplUnicodeToDBCS( 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_uInt16 cConv;
+ sal_Unicode c;
+ sal_uChar nHighChar;
+ sal_uChar nLowChar;
+ const ImplUniToDBCSHighTab* pHighEntry;
+ const ImplDBCSConvertData* pConvertData = (const ImplDBCSConvertData*)pData;
+ const ImplUniToDBCSHighTab* pHighTab = pConvertData->mpToDBCSHighTab;
+ sal_Char* pEndDestBuf;
+ const sal_Unicode* pEndSrcBuf;
+
+ sal_Bool bCheckRange = (pConvertData->mnLeadStart != 0
+ || pConvertData->mnLeadEnd != 0xFF);
+ /* this statement has the effect that this extra check is only done for
+ EUC-KR, which uses the MS-949 tables, but does not support the full
+ range of MS-949 */
+
+ (void) pContext; /* unused */
+
+ *pInfo = 0;
+ pEndDestBuf = pDestBuf+nDestBytes;
+ pEndSrcBuf = pSrcBuf+nSrcChars;
+ while ( pSrcBuf < pEndSrcBuf )
+ {
+ c = *pSrcBuf;
+ nHighChar = (sal_uChar)((c >> 8) & 0xFF);
+ nLowChar = (sal_uChar)(c & 0xFF);
+
+ /* get entry for the high byte */
+ pHighEntry = pHighTab+nHighChar;
+
+ /* is low byte in the table range */
+ if ( (nLowChar >= pHighEntry->mnLowStart) && (nLowChar <= pHighEntry->mnLowEnd) )
+ {
+ cConv = pHighEntry->mpToUniTrailTab[nLowChar-pHighEntry->mnLowStart];
+ if (bCheckRange && cConv > 0x7F
+ && ((cConv >> 8) < pConvertData->mnLeadStart
+ || (cConv >> 8) > pConvertData->mnLeadEnd
+ || (cConv & 0xFF) < pConvertData->mnTrailStart
+ || (cConv & 0xFF) > pConvertData->mnTrailEnd))
+ cConv = 0;
+ }
+ else
+ cConv = 0;
+
+ if (cConv == 0 && c != 0)
+ {
+ /* Map to EUDC ranges: */
+ ImplDBCSEUDCData const * pEUDCTab = pConvertData->mpEUDCTab;
+ sal_uInt32 i;
+ for (i = 0; i < pConvertData->mnEUDCCount; ++i)
+ {
+ if (c >= pEUDCTab->mnUniStart && c <= pEUDCTab->mnUniEnd)
+ {
+ sal_uInt32 nIndex = c - pEUDCTab->mnUniStart;
+ sal_uInt32 nLeadOff
+ = nIndex / pEUDCTab->mnTrailRangeCount;
+ sal_uInt32 nTrailOff
+ = nIndex % pEUDCTab->mnTrailRangeCount;
+ sal_uInt32 nSize;
+ cConv = (sal_uInt16)
+ ((pEUDCTab->mnLeadStart + nLeadOff) << 8);
+ nSize
+ = pEUDCTab->mnTrail1End - pEUDCTab->mnTrail1Start + 1;
+ if (nTrailOff < nSize)
+ {
+ cConv |= pEUDCTab->mnTrail1Start + nTrailOff;
+ break;
+ }
+ nTrailOff -= nSize;
+ nSize
+ = pEUDCTab->mnTrail2End - pEUDCTab->mnTrail2Start + 1;
+ if (nTrailOff < nSize)
+ {
+ cConv |= pEUDCTab->mnTrail2Start + nTrailOff;
+ break;
+ }
+ nTrailOff -= nSize;
+ cConv |= pEUDCTab->mnTrail3Start + nTrailOff;
+ break;
+ }
+ pEUDCTab++;
+ }
+
+ /* FIXME
+ * SB: Not sure why this is in here. Plus, it does not work as
+ * intended when (c & 0xFF) == 0, because the next !cConv check
+ * will then think c has not yet been converted...
+ */
+ if (c >= RTL_TEXTCVT_BYTE_PRIVATE_START
+ && c <= RTL_TEXTCVT_BYTE_PRIVATE_END)
+ {
+ if ( nFlags & RTL_UNICODETOTEXT_FLAGS_PRIVATE_MAPTO0 )
+ cConv = (sal_Char)(sal_uChar)(c & 0xFF);
+ }
+ }
+
+ 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 & 0xFF00) )
+ {
+ if ( pDestBuf == pEndDestBuf )
+ {
+ *pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
+ break;
+ }
+
+ *pDestBuf = (sal_Char)(sal_uChar)(cConv & 0xFF);
+ pDestBuf++;
+ }
+ else
+ {
+ 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++;
+ }
+
+ pSrcBuf++;
+ }
+
+ *pSrcCvtChars = nSrcChars - (pEndSrcBuf-pSrcBuf);
+ return (nDestBytes - (pEndDestBuf-pDestBuf));
+}
+
+/* ======================================================================= */
+
+#define JIS_EUC_LEAD_OFF 0x80
+#define JIS_EUC_TRAIL_OFF 0x80
+
+/* ----------------------------------------------------------------------- */
+
+sal_Size ImplEUCJPToUnicode( const ImplTextConverterData* pData,
+ void* pContext,
+ const sal_Char* pSrcBuf, sal_Size nSrcBytes,
+ sal_Unicode* pDestBuf, sal_Size nDestChars,
+ sal_uInt32 nFlags, sal_uInt32* pInfo,
+ sal_Size* pSrcCvtBytes )
+{
+ sal_uChar c;
+ sal_uChar cLead = '\0';
+ sal_uChar cTrail = '\0';
+ sal_Unicode cConv;
+ const ImplDBCSToUniLeadTab* pLeadEntry;
+ const ImplDBCSToUniLeadTab* pLeadTab;
+ const ImplEUCJPConvertData* pConvertData = (const ImplEUCJPConvertData*)pData;
+ sal_Unicode* pEndDestBuf;
+ const sal_Char* pEndSrcBuf;
+
+ (void) pContext; /* unused */
+
+ *pInfo = 0;
+ pEndDestBuf = pDestBuf+nDestChars;
+ pEndSrcBuf = pSrcBuf+nSrcBytes;
+ while ( pSrcBuf < pEndSrcBuf )
+ {
+ c = (sal_uChar)*pSrcBuf;
+
+ /* ASCII */
+ if ( c <= 0x7F )
+ cConv = c;
+ else
+ {
+ /* SS2 - Half-width katakana */
+ /* 8E + A1-DF */
+ if ( c == 0x8E )
+ {
+ /* Source buffer to small */
+ if ( pSrcBuf + 1 == pEndSrcBuf )
+ {
+ *pInfo |= RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
+ break;
+ }
+
+ pSrcBuf++;
+ c = (sal_uChar)*pSrcBuf;
+ if ( (c >= 0xA1) && (c <= 0xDF) )
+ cConv = 0xFF61+(c-0xA1);
+ else
+ {
+ cConv = 0;
+ cLead = 0x8E;
+ cTrail = c;
+ }
+ }
+ else
+ {
+ /* SS3 - JIS 0212-1990 */
+ /* 8F + A1-FE + A1-FE */
+ if ( c == 0x8F )
+ {
+ /* Source buffer to small */
+ if (pEndSrcBuf - pSrcBuf < 3)
+ {
+ *pInfo |= RTL_TEXTTOUNICODE_INFO_SRCBUFFERTOSMALL;
+ break;
+ }
+
+ pSrcBuf++;
+ cLead = (sal_uChar)*pSrcBuf;
+ pSrcBuf++;
+ cTrail = (sal_uChar)*pSrcBuf;
+ pLeadTab = pConvertData->mpJIS0212ToUniLeadTab;
+ }
+ /* CodeSet 2 JIS 0208-1997 */
+ /* A1-FE + A1-FE */
+ else
+ {
+ /* Source buffer to small */
+ if ( pSrcBuf + 1 == pEndSrcBuf )
+ {
+ *pInfo |= 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));
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-13 16:58:22 +0000