| /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
| /* |
| * This file is part of the Collabora Office project. |
| * |
| * This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| * |
| * This file incorporates work covered by the following license notice: |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed |
| * with this work for additional information regarding copyright |
| * ownership. The ASF licenses this file to you under the Apache |
| * License, Version 2.0 (the "License"); you may not use this file |
| * except in compliance with the License. You may obtain a copy of |
| * the License at http://www.apache.org/licenses/LICENSE-2.0 . |
| */ |
| |
| #include <sal/config.h> |
| |
| #include <cassert> |
| |
| #include <rtl/textcvt.h> |
| #include <sal/log.hxx> |
| |
| #include "gettextencodingdata.hxx" |
| #include "tenchelp.hxx" |
| |
| /* ======================================================================= */ |
| |
| static sal_Size ImplDummyToUnicode( const char* pSrcBuf, sal_Size nSrcBytes, |
| sal_Unicode* pDestBuf, sal_Size nDestChars, |
| sal_uInt32 nFlags, sal_uInt32* pInfo, |
| sal_Size* pSrcCvtBytes ) |
| { |
| sal_Unicode* pEndDestBuf; |
| const char* pEndSrcBuf; |
| |
| if ( ((nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_ERROR) || |
| ((nFlags & RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_ERROR) ) |
| { |
| *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | |
| RTL_TEXTTOUNICODE_INFO_UNDEFINED | |
| RTL_TEXTTOUNICODE_INFO_MBUNDEFINED; |
| return 0; |
| } |
| |
| *pInfo = 0; |
| pEndDestBuf = pDestBuf+nDestChars; |
| pEndSrcBuf = pSrcBuf+nSrcBytes; |
| while ( pSrcBuf < pEndSrcBuf ) |
| { |
| if ( pDestBuf == pEndDestBuf ) |
| { |
| *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOOSMALL; |
| break; |
| } |
| |
| *pDestBuf = static_cast<sal_Unicode>(static_cast<unsigned char>(*pSrcBuf)); |
| pDestBuf++; |
| pSrcBuf++; |
| } |
| |
| *pSrcCvtBytes = nSrcBytes - (pEndSrcBuf-pSrcBuf); |
| return (nDestChars - (pEndDestBuf-pDestBuf)); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| static sal_Size ImplUnicodeToDummy( const sal_Unicode* pSrcBuf, sal_Size nSrcChars, |
| char* pDestBuf, sal_Size nDestBytes, |
| sal_uInt32 nFlags, sal_uInt32* pInfo, |
| sal_Size* pSrcCvtChars ) |
| { |
| char* pEndDestBuf; |
| const sal_Unicode* pEndSrcBuf; |
| |
| if ( (nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_MASK) == RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR ) |
| { |
| *pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | |
| RTL_UNICODETOTEXT_INFO_UNDEFINED; |
| return 0; |
| } |
| |
| *pInfo = 0; |
| pEndDestBuf = pDestBuf+nDestBytes; |
| pEndSrcBuf = pSrcBuf+nSrcChars; |
| while ( pSrcBuf < pEndSrcBuf ) |
| { |
| if ( pDestBuf == pEndDestBuf ) |
| { |
| *pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL; |
| break; |
| } |
| |
| *pDestBuf = static_cast<char>(static_cast<unsigned char>(*pSrcBuf & 0x00FF)); |
| pDestBuf++; |
| pSrcBuf++; |
| } |
| |
| *pSrcCvtChars = nSrcChars - (pEndSrcBuf-pSrcBuf); |
| return (nDestBytes - (pEndDestBuf-pDestBuf)); |
| } |
| |
| /* ======================================================================= */ |
| |
| rtl_TextToUnicodeConverter SAL_CALL rtl_createTextToUnicodeConverter( rtl_TextEncoding eTextEncoding ) |
| { |
| const ImplTextEncodingData* pData = Impl_getTextEncodingData( eTextEncoding ); |
| if ( pData ) |
| return static_cast<rtl_TextToUnicodeConverter>(const_cast<ImplTextConverter *>(&pData->maConverter)); |
| return nullptr; |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| void SAL_CALL rtl_destroyTextToUnicodeConverter( |
| SAL_UNUSED_PARAMETER rtl_TextToUnicodeConverter ) |
| {} |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| rtl_TextToUnicodeContext SAL_CALL rtl_createTextToUnicodeContext( rtl_TextToUnicodeConverter hConverter ) |
| { |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| if ( !pConverter ) |
| return nullptr; |
| if ( pConverter->mpCreateTextToUnicodeContext ) |
| return pConverter->mpCreateTextToUnicodeContext(); |
| return reinterpret_cast<rtl_TextToUnicodeContext>(1); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| void SAL_CALL rtl_destroyTextToUnicodeContext( rtl_TextToUnicodeConverter hConverter, |
| rtl_TextToUnicodeContext hContext ) |
| { |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| if ( pConverter && hContext && pConverter->mpDestroyTextToUnicodeContext ) |
| pConverter->mpDestroyTextToUnicodeContext( hContext ); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| void SAL_CALL rtl_resetTextToUnicodeContext( rtl_TextToUnicodeConverter hConverter, |
| rtl_TextToUnicodeContext hContext ) |
| { |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| if ( pConverter && hContext && pConverter->mpResetTextToUnicodeContext ) |
| pConverter->mpResetTextToUnicodeContext( hContext ); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| sal_Size SAL_CALL rtl_convertTextToUnicode( rtl_TextToUnicodeConverter hConverter, |
| rtl_TextToUnicodeContext hContext, |
| const char* pSrcBuf, sal_Size nSrcBytes, |
| sal_Unicode* pDestBuf, sal_Size nDestChars, |
| sal_uInt32 nFlags, sal_uInt32* pInfo, |
| sal_Size* pSrcCvtBytes ) |
| { |
| assert( |
| (nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) |
| <= RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_DEFAULT); |
| assert( |
| (nFlags & RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK) |
| <= RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_DEFAULT); |
| assert( |
| (nFlags & RTL_TEXTTOUNICODE_FLAGS_INVALID_MASK) |
| <= RTL_TEXTTOUNICODE_FLAGS_INVALID_DEFAULT); |
| assert( |
| (nFlags |
| & ~(RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK |
| | RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK |
| | RTL_TEXTTOUNICODE_FLAGS_INVALID_MASK |
| | RTL_TEXTTOUNICODE_FLAGS_FLUSH |
| | RTL_TEXTTOUNICODE_FLAGS_GLOBAL_SIGNATURE)) |
| == 0); |
| |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| |
| /* Only temporary, because we don't want die, if we don't have a |
| converter, because not all converters are implemented yet */ |
| if ( !pConverter ) |
| { |
| SAL_WARN("sal.textenc", "Missing rtl_TextToUnicodeConverter"); |
| return ImplDummyToUnicode( pSrcBuf, nSrcBytes, |
| pDestBuf, nDestChars, |
| nFlags, pInfo, pSrcCvtBytes ); |
| } |
| |
| return pConverter->mpConvertTextToUnicodeProc( pConverter->mpConvertData, |
| hContext, |
| pSrcBuf, nSrcBytes, |
| pDestBuf, nDestChars, |
| nFlags, pInfo, |
| pSrcCvtBytes ); |
| } |
| |
| /* ======================================================================= */ |
| |
| rtl_UnicodeToTextConverter SAL_CALL rtl_createUnicodeToTextConverter( rtl_TextEncoding eTextEncoding ) |
| { |
| const ImplTextEncodingData* pData = Impl_getTextEncodingData( eTextEncoding ); |
| if ( pData ) |
| return static_cast<rtl_TextToUnicodeConverter>(const_cast<ImplTextConverter *>(&pData->maConverter)); |
| return nullptr; |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| void SAL_CALL rtl_destroyUnicodeToTextConverter( |
| SAL_UNUSED_PARAMETER rtl_UnicodeToTextConverter ) |
| {} |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| rtl_UnicodeToTextContext SAL_CALL rtl_createUnicodeToTextContext( rtl_UnicodeToTextConverter hConverter ) |
| { |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| if ( !pConverter ) |
| return nullptr; |
| if ( pConverter->mpCreateUnicodeToTextContext ) |
| return pConverter->mpCreateUnicodeToTextContext(); |
| return reinterpret_cast<rtl_UnicodeToTextContext>(1); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| void SAL_CALL rtl_destroyUnicodeToTextContext( rtl_UnicodeToTextConverter hConverter, |
| rtl_UnicodeToTextContext hContext ) |
| { |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| if ( pConverter && hContext && pConverter->mpDestroyUnicodeToTextContext ) |
| pConverter->mpDestroyUnicodeToTextContext( hContext ); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| void SAL_CALL rtl_resetUnicodeToTextContext( rtl_UnicodeToTextConverter hConverter, |
| rtl_UnicodeToTextContext hContext ) |
| { |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| if ( pConverter && hContext && pConverter->mpResetUnicodeToTextContext ) |
| pConverter->mpResetUnicodeToTextContext( hContext ); |
| } |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| sal_Size SAL_CALL rtl_convertUnicodeToText( rtl_UnicodeToTextConverter hConverter, |
| rtl_UnicodeToTextContext hContext, |
| const sal_Unicode* pSrcBuf, sal_Size nSrcChars, |
| char* pDestBuf, sal_Size nDestBytes, |
| sal_uInt32 nFlags, sal_uInt32* pInfo, |
| sal_Size* pSrcCvtChars ) |
| { |
| assert( |
| (nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_MASK) |
| <= RTL_UNICODETOTEXT_FLAGS_UNDEFINED_DEFAULT); |
| assert( |
| (nFlags & RTL_UNICODETOTEXT_FLAGS_INVALID_MASK) |
| <= RTL_UNICODETOTEXT_FLAGS_INVALID_DEFAULT); |
| assert( |
| (nFlags |
| & ~(RTL_UNICODETOTEXT_FLAGS_UNDEFINED_MASK |
| | RTL_UNICODETOTEXT_FLAGS_INVALID_MASK |
| | RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE |
| | RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACESTR |
| | RTL_UNICODETOTEXT_FLAGS_PRIVATE_MAPTO0 |
| | RTL_UNICODETOTEXT_FLAGS_NONSPACING_IGNORE |
| | RTL_UNICODETOTEXT_FLAGS_CONTROL_IGNORE |
| | RTL_UNICODETOTEXT_FLAGS_PRIVATE_IGNORE |
| | RTL_UNICODETOTEXT_FLAGS_NOCOMPOSITE |
| | RTL_UNICODETOTEXT_FLAGS_FLUSH |
| | RTL_UNICODETOTEXT_FLAGS_GLOBAL_SIGNATURE)) |
| == 0); |
| |
| const ImplTextConverter* pConverter = static_cast<const ImplTextConverter*>(hConverter); |
| |
| /* Only temporary, because we don't want die, if we don't have a |
| converter, because not all converters are implemented yet */ |
| if ( !pConverter ) |
| { |
| SAL_WARN("sal.textenc", "Missing rtl_UnicodeToTextConverter"); |
| return ImplUnicodeToDummy( pSrcBuf, nSrcChars, |
| pDestBuf, nDestBytes, |
| nFlags, pInfo, pSrcCvtChars ); |
| } |
| |
| return pConverter->mpConvertUnicodeToTextProc( pConverter->mpConvertData, |
| hContext, |
| pSrcBuf, nSrcChars, |
| pDestBuf, nDestBytes, |
| nFlags, pInfo, |
| pSrcCvtChars ); |
| } |
| |
| /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |