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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