Added Xerces-C++ 3.1.2
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sippeangelo
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* $Id: MacOSUnicodeConverter.hpp 932887 2010-04-11 13:04:59Z borisk $
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*/
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#if !defined(XERCESC_INCLUDE_GUARD_MACOSUNICODECONVERTER_HPP)
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#define XERCESC_INCLUDE_GUARD_MACOSUNICODECONVERTER_HPP
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#include <cstddef>
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#include <xercesc/util/TransService.hpp>
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#include <xercesc/util/Mutexes.hpp>
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#if defined(__APPLE__)
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// Framework includes from ProjectBuilder
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#include <CoreServices/CoreServices.h>
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#else
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// Classic includes otherwise
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#include <UnicodeConverter.h>
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#endif
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XERCES_CPP_NAMESPACE_BEGIN
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//
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// The transcoding service has to provide a couple of required string
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// and character operations, but its most important service is the creation
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// of transcoder objects. There are two types of transcoders, which are
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// discussed below in the XMLTranscoder class' description.
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//
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class XMLUTIL_EXPORT MacOSUnicodeConverter : public XMLTransService
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{
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public :
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// -----------------------------------------------------------------------
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// Public Constructors and Destructor
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// -----------------------------------------------------------------------
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~MacOSUnicodeConverter();
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// -----------------------------------------------------------------------
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// Implementation of the virtual transcoding service API
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// -----------------------------------------------------------------------
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virtual int compareIString
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(
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const XMLCh* const comp1
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, const XMLCh* const comp2
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);
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virtual int compareNIString
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(
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const XMLCh* const comp1
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, const XMLCh* const comp2
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, const XMLSize_t maxChars
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);
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virtual const XMLCh* getId() const;
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virtual XMLLCPTranscoder* makeNewLCPTranscoder(MemoryManager* manager);
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virtual bool supportsSrcOfs() const;
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virtual void upperCase(XMLCh* const toUpperCase);
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virtual void lowerCase(XMLCh* const toLowerCase);
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protected :
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// -----------------------------------------------------------------------
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// Hidden constructors
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// -----------------------------------------------------------------------
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MacOSUnicodeConverter(MemoryManager* manager);
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// -----------------------------------------------------------------------
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// Protected virtual methods
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// -----------------------------------------------------------------------
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virtual XMLTranscoder* makeNewXMLTranscoder
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(
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const XMLCh* const encodingName
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, XMLTransService::Codes& resValue
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, const XMLSize_t blockSize
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, MemoryManager* const manager
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);
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virtual XMLTranscoder* makeNewXMLTranscoder
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(
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const XMLCh* const encodingName
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, XMLTransService::Codes& resValue
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, const XMLSize_t blockSize
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, TextEncoding textEncoding
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, MemoryManager* const manager
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);
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// Sniff for available functionality
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static bool IsMacOSUnicodeConverterSupported(void);
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// Copy from a C string to a Str255
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static void CopyCStringToPascal(const char* c, Str255 pas);
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private :
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friend class XMLPlatformUtils;
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static const XMLCh fgMyServiceId[]; // Name of the our unicode converter
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static const XMLCh fgMacLCPEncodingName[]; // Name of the LCP transcoder we create
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bool fHasUnicodeCollation; // True if unicode collation is available
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CollatorRef fCollator; // Our collator
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// -----------------------------------------------------------------------
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// Unimplemented constructors and operators
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// -----------------------------------------------------------------------
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MacOSUnicodeConverter(const MacOSUnicodeConverter&);
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MacOSUnicodeConverter& operator=(const MacOSUnicodeConverter&);
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// -----------------------------------------------------------------------
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// Private methods
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// -----------------------------------------------------------------------
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void ConvertWideToNarrow(const XMLCh* wide, char* narrow, std::size_t maxChars);
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// Figure out what text encoding to use for LCP transcoder
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TextEncoding discoverLCPEncoding();
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};
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//
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// This type of transcoder is for non-local code page encodings, i.e.
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// named encodings. These are used internally by the scanner to internalize
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// raw XML into the internal Unicode format, and by writer classes to
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// convert that internal Unicode format (which comes out of the parser)
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// back out to a format that the receiving client code wants to use.
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//
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class XMLUTIL_EXPORT MacOSTranscoder : public XMLTranscoder
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{
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public :
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// -----------------------------------------------------------------------
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// Constructors and Destructor
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// -----------------------------------------------------------------------
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MacOSTranscoder(
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const XMLCh* const encodingName,
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TECObjectRef textToUnicode,
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TECObjectRef unicodeToText,
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const XMLSize_t blockSize,
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MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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);
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~MacOSTranscoder();
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// -----------------------------------------------------------------------
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// The virtual transcoding interface
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// -----------------------------------------------------------------------
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virtual XMLSize_t transcodeFrom
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(
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const XMLByte* const srcData
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, const XMLSize_t srcCount
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, XMLCh* const toFill
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, const XMLSize_t maxChars
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, XMLSize_t& bytesEaten
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, unsigned char* const charSizes
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);
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virtual XMLSize_t transcodeTo
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(
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const XMLCh* const srcData
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, const XMLSize_t srcCount
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, XMLByte* const toFill
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, const XMLSize_t maxBytes
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, XMLSize_t& charsEaten
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, const UnRepOpts options
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);
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virtual bool canTranscodeTo
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(
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const unsigned int toCheck
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);
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private :
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// -----------------------------------------------------------------------
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// Unimplemented constructors and operators
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// -----------------------------------------------------------------------
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MacOSTranscoder(const MacOSTranscoder&);
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MacOSTranscoder& operator=(const MacOSTranscoder&);
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// -----------------------------------------------------------------------
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// Private members
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// -----------------------------------------------------------------------
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TECObjectRef mTextToUnicode;
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TECObjectRef mUnicodeToText;
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};
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//
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// This class is a specialized transcoder that only transcodes between
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// the internal XMLCh format and the local code page. It is specialized
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// for the very common job of translating data from the client app's
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// native code page to the internal format and vice versa.
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//
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class XMLUTIL_EXPORT MacOSLCPTranscoder : public XMLLCPTranscoder
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{
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public :
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// -----------------------------------------------------------------------
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// Constructors and Destructor
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// -----------------------------------------------------------------------
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MacOSLCPTranscoder(XMLTranscoder* const transcoder, MemoryManager* const manager);
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~MacOSLCPTranscoder();
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// -----------------------------------------------------------------------
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// The virtual transcoder API
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//
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// NOTE: All these APIs don't include null terminator characters in
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// their parameters. So calcRequiredSize() returns the number
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// of actual chars, not including the null. maxBytes and maxChars
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// parameters refer to actual chars, not including the null so
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// its assumed that the buffer is physically one char or byte
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// larger.
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// -----------------------------------------------------------------------
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virtual char* transcode(const XMLCh* const toTranscode,
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MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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virtual XMLCh* transcode(const char* const toTranscode,
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MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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// -----------------------------------------------------------------------
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// DEPRECATED old transcode interface
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// -----------------------------------------------------------------------
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virtual XMLSize_t calcRequiredSize(const char* const srcText
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, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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virtual XMLSize_t calcRequiredSize(const XMLCh* const srcText
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, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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virtual bool transcode
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(
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const char* const toTranscode
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, XMLCh* const toFill
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, const XMLSize_t maxChars
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, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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);
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virtual bool transcode
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(
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const XMLCh* const toTranscode
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, char* const toFill
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, const XMLSize_t maxChars
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, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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);
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private :
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// -----------------------------------------------------------------------
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// Unimplemented constructors and operators
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// -----------------------------------------------------------------------
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MacOSLCPTranscoder(const MacOSLCPTranscoder&);
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MacOSLCPTranscoder& operator=(const MacOSLCPTranscoder&);
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// -----------------------------------------------------------------------
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// Private data members
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// -----------------------------------------------------------------------
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XMLTranscoder* const mTranscoder;
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MemoryManager* const mManager;
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XMLMutex mMutex; // Mutex to enable reentrancy of LCP transcoder
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};
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XERCES_CPP_NAMESPACE_END
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#endif
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