| /* |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* |
| * $Id: MacOSUnicodeConverter.hpp 568078 2007-08-21 11:43:25Z amassari $ |
| */ |
| |
| #ifndef MACOSUNICODECONVERTER_HPP |
| #define MACOSUNICODECONVERTER_HPP |
| |
| #include <cstddef> |
| #include <xercesc/util/TransService.hpp> |
| #include <xercesc/util/Mutexes.hpp> |
| |
| #if defined(__APPLE__) |
| // Framework includes from ProjectBuilder |
| #include <CoreServices/CoreServices.h> |
| #else |
| // Classic includes otherwise |
| #include <UnicodeConverter.h> |
| #endif |
| |
| XERCES_CPP_NAMESPACE_BEGIN |
| |
| // |
| // The transcoding service has to provide a couple of required string |
| // and character operations, but its most important service is the creation |
| // of transcoder objects. There are two types of transcoders, which are |
| // discussed below in the XMLTranscoder class' description. |
| // |
| class XMLUTIL_EXPORT MacOSUnicodeConverter : public XMLTransService |
| { |
| public : |
| // ----------------------------------------------------------------------- |
| // Public Constructors and Destructor |
| // ----------------------------------------------------------------------- |
| ~MacOSUnicodeConverter(); |
| |
| // ----------------------------------------------------------------------- |
| // Implementation of the virtual transcoding service API |
| // ----------------------------------------------------------------------- |
| virtual int compareIString |
| ( |
| const XMLCh* const comp1 |
| , const XMLCh* const comp2 |
| ); |
| |
| virtual int compareNIString |
| ( |
| const XMLCh* const comp1 |
| , const XMLCh* const comp2 |
| , const unsigned int maxChars |
| ); |
| |
| virtual const XMLCh* getId() const; |
| |
| virtual bool isSpace(const XMLCh toCheck) const; |
| |
| virtual XMLLCPTranscoder* makeNewLCPTranscoder(); |
| |
| virtual bool supportsSrcOfs() const; |
| |
| virtual void upperCase(XMLCh* const toUpperCase) const; |
| virtual void lowerCase(XMLCh* const toLowerCase) const; |
| |
| protected : |
| // ----------------------------------------------------------------------- |
| // Hidden constructors |
| // ----------------------------------------------------------------------- |
| MacOSUnicodeConverter(); |
| |
| // ----------------------------------------------------------------------- |
| // Protected virtual methods |
| // ----------------------------------------------------------------------- |
| virtual XMLTranscoder* makeNewXMLTranscoder |
| ( |
| const XMLCh* const encodingName |
| , XMLTransService::Codes& resValue |
| , const unsigned int blockSize |
| , MemoryManager* const manager |
| ); |
| virtual XMLTranscoder* makeNewXMLTranscoder |
| ( |
| const XMLCh* const encodingName |
| , XMLTransService::Codes& resValue |
| , const unsigned int blockSize |
| , TextEncoding textEncoding |
| , MemoryManager* const manager |
| ); |
| |
| // Sniff for available functionality |
| static bool IsMacOSUnicodeConverterSupported(void); |
| |
| |
| private : |
| friend class XMLPlatformUtils; |
| |
| static const XMLCh fgMyServiceId[]; // Name of the our unicode converter |
| static const XMLCh fgMacLCPEncodingName[]; // Name of the LCP transcoder we create |
| |
| bool fHasUnicodeCollation; // True if unicode collation is available |
| CollatorRef fCollator; // Our collator |
| |
| // ----------------------------------------------------------------------- |
| // Unimplemented constructors and operators |
| // ----------------------------------------------------------------------- |
| MacOSUnicodeConverter(const MacOSUnicodeConverter&); |
| MacOSUnicodeConverter& operator=(const MacOSUnicodeConverter&); |
| |
| // ----------------------------------------------------------------------- |
| // Private methods |
| // ----------------------------------------------------------------------- |
| void ConvertWideToNarrow(const XMLCh* wide, char* narrow, std::size_t maxChars); |
| |
| // Figure out what text encoding to use for LCP transcoder |
| TextEncoding discoverLCPEncoding(); |
| |
| }; |
| |
| |
| // |
| // This type of transcoder is for non-local code page encodings, i.e. |
| // named encodings. These are used internally by the scanner to internalize |
| // raw XML into the internal Unicode format, and by writer classes to |
| // convert that internal Unicode format (which comes out of the parser) |
| // back out to a format that the receiving client code wants to use. |
| // |
| class XMLUTIL_EXPORT MacOSTranscoder : public XMLTranscoder |
| { |
| public : |
| // ----------------------------------------------------------------------- |
| // Constructors and Destructor |
| // ----------------------------------------------------------------------- |
| MacOSTranscoder( |
| const XMLCh* const encodingName, |
| TECObjectRef textToUnicode, |
| TECObjectRef unicodeToText, |
| const unsigned int blockSize, |
| MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
| ); |
| ~MacOSTranscoder(); |
| |
| |
| // ----------------------------------------------------------------------- |
| // The virtual transcoding interface |
| // ----------------------------------------------------------------------- |
| virtual unsigned int transcodeFrom |
| ( |
| const XMLByte* const srcData |
| , const unsigned int srcCount |
| , XMLCh* const toFill |
| , const unsigned int maxChars |
| , unsigned int& bytesEaten |
| , unsigned char* const charSizes |
| ); |
| |
| virtual unsigned int transcodeTo |
| ( |
| const XMLCh* const srcData |
| , const unsigned int srcCount |
| , XMLByte* const toFill |
| , const unsigned int maxBytes |
| , unsigned int& charsEaten |
| , const UnRepOpts options |
| ); |
| |
| virtual bool canTranscodeTo |
| ( |
| const unsigned int toCheck |
| ) const; |
| |
| |
| |
| |
| private : |
| // ----------------------------------------------------------------------- |
| // Unimplemented constructors and operators |
| // ----------------------------------------------------------------------- |
| MacOSTranscoder(const MacOSTranscoder&); |
| MacOSTranscoder& operator=(const MacOSTranscoder&); |
| |
| // ----------------------------------------------------------------------- |
| // Private members |
| // ----------------------------------------------------------------------- |
| TECObjectRef mTextToUnicode; |
| TECObjectRef mUnicodeToText; |
| }; |
| |
| |
| |
| // |
| // This class is a specialized transcoder that only transcodes between |
| // the internal XMLCh format and the local code page. It is specialized |
| // for the very common job of translating data from the client app's |
| // native code page to the internal format and vice versa. |
| // |
| class XMLUTIL_EXPORT MacOSLCPTranscoder : public XMLLCPTranscoder |
| { |
| public : |
| // ----------------------------------------------------------------------- |
| // Constructors and Destructor |
| // ----------------------------------------------------------------------- |
| MacOSLCPTranscoder(XMLTranscoder* const transcoder, MemoryManager* const manager); |
| ~MacOSLCPTranscoder(); |
| |
| |
| // ----------------------------------------------------------------------- |
| // The virtual transcoder API |
| // |
| // NOTE: All these APIs don't include null terminator characters in |
| // their parameters. So calcRequiredSize() returns the number |
| // of actual chars, not including the null. maxBytes and maxChars |
| // parameters refer to actual chars, not including the null so |
| // its assumed that the buffer is physically one char or byte |
| // larger. |
| // ----------------------------------------------------------------------- |
| virtual unsigned int calcRequiredSize(const char* const srcText |
| , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
| |
| virtual unsigned int calcRequiredSize(const XMLCh* const srcText |
| , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
| |
| virtual char* transcode(const XMLCh* const toTranscode); |
| virtual char* transcode(const XMLCh* const toTranscode, |
| MemoryManager* const manager); |
| |
| virtual XMLCh* transcode(const char* const toTranscode); |
| virtual XMLCh* transcode(const char* const toTranscode, |
| MemoryManager* const manager); |
| |
| virtual bool transcode |
| ( |
| const char* const toTranscode |
| , XMLCh* const toFill |
| , const unsigned int maxChars |
| , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
| ); |
| |
| virtual bool transcode |
| ( |
| const XMLCh* const toTranscode |
| , char* const toFill |
| , const unsigned int maxChars |
| , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
| ); |
| |
| |
| private : |
| // ----------------------------------------------------------------------- |
| // Unimplemented constructors and operators |
| // ----------------------------------------------------------------------- |
| MacOSLCPTranscoder(const MacOSLCPTranscoder&); |
| MacOSLCPTranscoder& operator=(const MacOSLCPTranscoder&); |
| |
| // ----------------------------------------------------------------------- |
| // Private data members |
| // ----------------------------------------------------------------------- |
| XMLTranscoder* const mTranscoder; |
| MemoryManager* const mManager; |
| XMLMutex mMutex; // Mutex to enable rentrancy of LCP transcoder |
| }; |
| |
| XERCES_CPP_NAMESPACE_END |
| |
| #endif |