[2674] | 1 | /* |
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| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 3 | * contributor license agreements. See the NOTICE file distributed with |
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| 4 | * this work for additional information regarding copyright ownership. |
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| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 6 | * (the "License"); you may not use this file except in compliance with |
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| 7 | * the License. You may obtain a copy of the License at |
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| 8 | * |
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | * |
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| 11 | * Unless required by applicable law or agreed to in writing, software |
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | * See the License for the specific language governing permissions and |
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| 15 | * limitations under the License. |
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| 16 | */ |
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| 17 | |
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| 18 | /* |
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| 19 | * $Id: IconvFBSDTransService.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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| 20 | */ |
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| 21 | |
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| 22 | #ifndef ICONVFBSDTRANSSERVICE_HPP |
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| 23 | #define ICONVFBSDTRANSSERVICE_HPP |
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| 24 | |
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| 25 | #include <xercesc/util/TransService.hpp> |
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| 26 | |
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| 27 | #ifdef XML_USE_LIBICONV |
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| 28 | # include <iconv.h> |
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| 29 | #endif |
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| 30 | |
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| 31 | XERCES_CPP_NAMESPACE_BEGIN |
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| 32 | |
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| 33 | #ifdef XML_USE_LIBICONV |
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| 34 | |
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| 35 | // --------------------------------------------------------------------------- |
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| 36 | // Libiconv wrapper (low-level conversion utilities collection) |
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| 37 | // --------------------------------------------------------------------------- |
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| 38 | |
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| 39 | class XMLUTIL_EXPORT IconvFBSDCD |
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| 40 | { |
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| 41 | public: |
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| 42 | // ----------------------------------------------------------------------- |
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| 43 | // Constructors and Destructor |
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| 44 | // ----------------------------------------------------------------------- |
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| 45 | IconvFBSDCD |
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| 46 | ( |
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| 47 | iconv_t cd_from, |
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| 48 | iconv_t cd_to, |
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| 49 | size_t uchsize, |
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| 50 | unsigned int ubo |
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| 51 | ); |
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| 52 | virtual ~IconvFBSDCD(); |
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| 53 | |
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| 54 | // Convert "native unicode" character into XMLCh |
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| 55 | void mbcToXMLCh (const char *mbc, XMLCh *toRet) const; |
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| 56 | |
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| 57 | // Convert XMLCh into "native unicode" character |
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| 58 | void xmlChToMbc (XMLCh xch, char *mbc) const; |
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| 59 | |
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| 60 | // Return uppercase equivalent for XMLCh |
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| 61 | XMLCh toUpper (const XMLCh ch) const; |
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| 62 | |
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| 63 | // Return uppercase equivalent for XMLCh |
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| 64 | XMLCh toLower (const XMLCh ch) const; |
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| 65 | |
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| 66 | // Check if passed characters belongs to the :space: class |
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| 67 | virtual bool isSpace(const XMLCh toCheck) const; |
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| 68 | |
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| 69 | // Fill array of XMLCh characters with data, supplyed in the array |
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| 70 | // of "native unicode" characters. |
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| 71 | XMLCh* mbsToXML ( |
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| 72 | const char* mbs_str, |
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| 73 | size_t mbs_cnt, |
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| 74 | XMLCh* xml_str, |
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| 75 | size_t xml_cnt |
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| 76 | ) const; |
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| 77 | |
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| 78 | |
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| 79 | // Fill array of "native unicode" characters with data, supplyed |
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| 80 | // in the array of XMLCh characters. |
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| 81 | char* xmlToMbs |
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| 82 | ( |
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| 83 | const XMLCh* xml_str, |
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| 84 | size_t xml_cnt, |
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| 85 | char* mbs_str, |
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| 86 | size_t mbs_cnt |
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| 87 | ) const; |
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| 88 | |
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| 89 | // Wrapper aroung the iconv() for transcoding from the local charset |
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| 90 | size_t iconvFrom |
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| 91 | ( |
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| 92 | const char *fromPtr, |
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| 93 | size_t *fromLen, |
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| 94 | char **toPtr, |
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| 95 | size_t toLen |
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| 96 | ) const; |
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| 97 | |
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| 98 | // Wrapper aroung the iconv() for transcoding to the local charset |
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| 99 | size_t iconvTo |
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| 100 | ( |
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| 101 | const char *fromPtr, |
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| 102 | size_t *fromLen, |
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| 103 | char **toPtr, |
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| 104 | size_t toLen |
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| 105 | ) const; |
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| 106 | |
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| 107 | // Private data accessors |
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| 108 | inline iconv_t cdTo () const { return fCDTo; } |
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| 109 | inline iconv_t cdFrom () const { return fCDFrom; } |
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| 110 | inline size_t uChSize () const { return fUChSize; } |
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| 111 | inline unsigned int UBO () const { return fUBO; } |
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| 112 | |
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| 113 | protected: |
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| 114 | |
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| 115 | // Hiden defaull constructor |
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| 116 | IconvFBSDCD(); |
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| 117 | |
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| 118 | // Private data accessors |
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| 119 | inline void setCDTo (iconv_t cd) { fCDTo = cd; } |
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| 120 | inline void setCDFrom (iconv_t cd) { fCDFrom = cd; } |
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| 121 | inline void setUChSize (size_t sz) { fUChSize = sz; } |
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| 122 | inline void setUBO (unsigned int u) { fUBO = u; } |
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| 123 | |
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| 124 | private: |
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| 125 | // ----------------------------------------------------------------------- |
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| 126 | // Unimplemented constructors and operators |
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| 127 | // ----------------------------------------------------------------------- |
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| 128 | IconvFBSDCD(const IconvFBSDCD&); |
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| 129 | IconvFBSDCD& operator=(const IconvFBSDCD&); |
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| 130 | |
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| 131 | // ----------------------------------------------------------------------- |
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| 132 | // Private data members |
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| 133 | // |
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| 134 | // fCDTo |
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| 135 | // Characterset conversion descriptor TO the local-host encoding |
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| 136 | // fCDFrom |
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| 137 | // Characterset conversion descriptor FROM the local-host encoding |
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| 138 | // fUChSize |
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| 139 | // Sizeof the "native unicode" character in bytes |
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| 140 | // fUBO |
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| 141 | // "Native unicode" characters byte order |
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| 142 | // ----------------------------------------------------------------------- |
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| 143 | size_t fUChSize; |
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| 144 | unsigned int fUBO; |
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| 145 | iconv_t fCDTo; |
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| 146 | iconv_t fCDFrom; |
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| 147 | }; |
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| 148 | |
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| 149 | #endif /* XML_USE_LIBICONV */ |
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| 150 | |
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| 151 | |
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| 152 | |
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| 153 | // --------------------------------------------------------------------------- |
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| 154 | // FreeBSD-specific Transcoding Service implementation |
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| 155 | // --------------------------------------------------------------------------- |
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| 156 | |
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| 157 | class XMLUTIL_EXPORT IconvFBSDTransService : public XMLTransService |
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| 158 | #ifdef XML_USE_LIBICONV |
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| 159 | , IconvFBSDCD |
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| 160 | #endif |
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| 161 | { |
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| 162 | public : |
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| 163 | // ----------------------------------------------------------------------- |
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| 164 | // Constructors and Destructor |
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| 165 | // ----------------------------------------------------------------------- |
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| 166 | IconvFBSDTransService(); |
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| 167 | ~IconvFBSDTransService(); |
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| 168 | |
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| 169 | |
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| 170 | // ----------------------------------------------------------------------- |
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| 171 | // Implementation of the virtual transcoding service API |
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| 172 | // ----------------------------------------------------------------------- |
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| 173 | virtual int compareIString |
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| 174 | ( |
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| 175 | const XMLCh* const comp1 |
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| 176 | , const XMLCh* const comp2 |
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| 177 | ); |
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| 178 | |
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| 179 | virtual int compareNIString |
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| 180 | ( |
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| 181 | const XMLCh* const comp1 |
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| 182 | , const XMLCh* const comp2 |
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| 183 | , const unsigned int maxChars |
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| 184 | ); |
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| 185 | |
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| 186 | virtual const XMLCh* getId() const; |
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| 187 | |
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| 188 | virtual bool isSpace(const XMLCh toCheck) const; |
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| 189 | |
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| 190 | virtual XMLLCPTranscoder* makeNewLCPTranscoder(); |
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| 191 | |
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| 192 | virtual bool supportsSrcOfs() const; |
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| 193 | |
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| 194 | virtual void upperCase(XMLCh* const toUpperCase) const; |
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| 195 | virtual void lowerCase(XMLCh* const toUpperCase) const; |
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| 196 | |
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| 197 | protected : |
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| 198 | // ----------------------------------------------------------------------- |
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| 199 | // Protected virtual methods |
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| 200 | // ----------------------------------------------------------------------- |
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| 201 | virtual XMLTranscoder* makeNewXMLTranscoder |
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| 202 | ( |
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| 203 | const XMLCh* const encodingName |
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| 204 | , XMLTransService::Codes& resValue |
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| 205 | , const unsigned int blockSize |
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| 206 | , MemoryManager* const manager |
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| 207 | ); |
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| 208 | |
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| 209 | |
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| 210 | private : |
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| 211 | // ----------------------------------------------------------------------- |
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| 212 | // Unimplemented constructors and operators |
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| 213 | // ----------------------------------------------------------------------- |
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| 214 | IconvFBSDTransService(const IconvFBSDTransService&); |
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| 215 | IconvFBSDTransService& operator=(const IconvFBSDTransService&); |
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| 216 | |
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| 217 | #ifdef XML_USE_LIBICONV |
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| 218 | |
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| 219 | // ----------------------------------------------------------------------- |
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| 220 | // Private data members |
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| 221 | // |
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| 222 | // fUnicodeCP |
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| 223 | // Unicode encoding schema name |
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| 224 | // ----------------------------------------------------------------------- |
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| 225 | const char* fUnicodeCP; |
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| 226 | |
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| 227 | #endif /* XML_USE_LIBICONV */ |
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| 228 | }; |
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| 229 | |
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| 230 | |
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| 231 | #ifdef XML_USE_LIBICONV |
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| 232 | //---------------------------------------------------------------------------- |
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| 233 | // Implementation of the transcoders for arbitrary input characterset is |
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| 234 | // supported ONLY through libiconv interface |
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| 235 | //---------------------------------------------------------------------------- |
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| 236 | |
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| 237 | class XMLUTIL_EXPORT IconvFBSDTranscoder : public XMLTranscoder, IconvFBSDCD |
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| 238 | { |
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| 239 | public : |
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| 240 | // ----------------------------------------------------------------------- |
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| 241 | // Constructors and Destructor |
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| 242 | // ----------------------------------------------------------------------- |
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| 243 | IconvFBSDTranscoder(const XMLCh* const encodingName |
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| 244 | , const unsigned int blockSize |
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| 245 | , iconv_t cd_from |
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| 246 | , iconv_t cd_to |
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| 247 | , size_t uchsize |
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| 248 | , unsigned int ubo |
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| 249 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 250 | ); |
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| 251 | ~IconvFBSDTranscoder(); |
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| 252 | |
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| 253 | |
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| 254 | // ----------------------------------------------------------------------- |
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| 255 | // Implementation of the virtual transcoder interface |
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| 256 | // ----------------------------------------------------------------------- |
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| 257 | virtual unsigned int transcodeFrom |
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| 258 | ( |
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| 259 | const XMLByte* const srcData |
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| 260 | , const unsigned int srcCount |
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| 261 | , XMLCh* const toFill |
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| 262 | , const unsigned int maxChars |
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| 263 | , unsigned int& bytesEaten |
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| 264 | , unsigned char* const charSizes |
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| 265 | ); |
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| 266 | |
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| 267 | virtual unsigned int transcodeTo |
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| 268 | ( |
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| 269 | const XMLCh* const srcData |
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| 270 | , const unsigned int srcCount |
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| 271 | , XMLByte* const toFill |
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| 272 | , const unsigned int maxBytes |
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| 273 | , unsigned int& charsEaten |
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| 274 | , const UnRepOpts options |
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| 275 | ); |
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| 276 | |
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| 277 | virtual bool canTranscodeTo |
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| 278 | ( |
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| 279 | const unsigned int toCheck |
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| 280 | ) const; |
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| 281 | |
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| 282 | private : |
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| 283 | // ----------------------------------------------------------------------- |
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| 284 | // Unimplemented constructors and operators |
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| 285 | // ----------------------------------------------------------------------- |
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| 286 | IconvFBSDTranscoder(); |
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| 287 | IconvFBSDTranscoder(const IconvFBSDTranscoder&); |
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| 288 | IconvFBSDTranscoder& operator=(const IconvFBSDTranscoder&); |
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| 289 | }; |
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| 290 | |
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| 291 | #endif /* XML_USE_LIBICONV */ |
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| 292 | |
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| 293 | |
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| 294 | // --------------------------------------------------------------------------- |
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| 295 | // FreeBSD-specific XMLCh <-> local (host) characterset transcoder |
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| 296 | // --------------------------------------------------------------------------- |
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| 297 | |
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| 298 | class XMLUTIL_EXPORT IconvFBSDLCPTranscoder : public XMLLCPTranscoder |
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| 299 | #ifdef XML_USE_LIBICONV |
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| 300 | , IconvFBSDCD |
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| 301 | #endif |
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| 302 | { |
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| 303 | public : |
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| 304 | // ----------------------------------------------------------------------- |
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| 305 | // Constructors and Destructor |
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| 306 | // ----------------------------------------------------------------------- |
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| 307 | #ifdef XML_USE_LIBICONV |
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| 308 | |
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| 309 | IconvFBSDLCPTranscoder |
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| 310 | ( |
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| 311 | iconv_t from, |
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| 312 | iconv_t to, |
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| 313 | size_t uchsize, |
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| 314 | unsigned int ubo |
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| 315 | ); |
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| 316 | |
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| 317 | protected: |
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| 318 | IconvFBSDLCPTranscoder(); // Unimplemented |
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| 319 | |
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| 320 | public: |
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| 321 | |
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| 322 | #else /* !XML_USE_LIBICONV */ |
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| 323 | |
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| 324 | IconvFBSDLCPTranscoder(); |
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| 325 | |
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| 326 | #endif /* XML_USE_LIBICONV */ |
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| 327 | |
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| 328 | ~IconvFBSDLCPTranscoder(); |
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| 329 | |
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| 330 | |
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| 331 | // ----------------------------------------------------------------------- |
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| 332 | // Implementation of the virtual transcoder interface |
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| 333 | // ----------------------------------------------------------------------- |
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| 334 | virtual unsigned int calcRequiredSize(const char* const srcText |
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| 335 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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| 336 | |
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| 337 | virtual unsigned int calcRequiredSize(const XMLCh* const srcText |
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| 338 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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| 339 | |
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| 340 | virtual char* transcode(const XMLCh* const toTranscode); |
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| 341 | virtual char* transcode(const XMLCh* const toTranscode, |
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| 342 | MemoryManager* const manager); |
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| 343 | |
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| 344 | virtual bool transcode |
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| 345 | ( |
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| 346 | const XMLCh* const toTranscode |
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| 347 | , char* const toFill |
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| 348 | , const unsigned int maxBytes |
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| 349 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 350 | ); |
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| 351 | |
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| 352 | virtual XMLCh* transcode(const char* const toTranscode); |
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| 353 | virtual XMLCh* transcode(const char* const toTranscode, |
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| 354 | MemoryManager* const manager); |
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| 355 | |
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| 356 | virtual bool transcode |
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| 357 | ( |
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| 358 | const char* const toTranscode |
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| 359 | , XMLCh* const toFill |
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| 360 | , const unsigned int maxChars |
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| 361 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 362 | ); |
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| 363 | |
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| 364 | |
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| 365 | private : |
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| 366 | // ----------------------------------------------------------------------- |
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| 367 | // Unimplemented constructors and operators |
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| 368 | // ----------------------------------------------------------------------- |
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| 369 | IconvFBSDLCPTranscoder(const IconvFBSDLCPTranscoder&); |
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| 370 | IconvFBSDLCPTranscoder& operator=(const IconvFBSDLCPTranscoder&); |
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| 371 | }; |
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| 372 | |
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| 373 | XERCES_CPP_NAMESPACE_END |
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| 374 | |
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| 375 | #endif /* ICONVFBSDTRANSSERVICE */ |
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