author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 17 Dec 2009 08:51:10 +0200 | |
changeset 0 | ba25891c3a9e |
child 50 | c6e8afe0ba85 |
child 62 | 5cc91383ab1e |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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|
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#ifndef DESERIALISER_H |
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#define DESERIALISER_H |
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|
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#include <iostream> |
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#include <stdexcept> |
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#include <istream> |
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#include <vector> |
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#include "serialisable.h" |
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#include "cardinality.h" |
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#include "ucmp.h" |
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|
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#pragma warning (disable: 4800) |
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|
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|
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/** |
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* @file DESERIALISER.H |
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* |
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* @internalComponent |
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* @released |
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*/ |
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class Deserialiser |
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{ |
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public: |
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Deserialiser(std::istream& stream) : iStream(stream) |
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{} |
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|
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Deserialiser& operator>>(Serialisable& val) |
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{ |
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val.Internalize(*this); |
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return *this; |
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} |
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// integer types |
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Deserialiser& operator>>(TInt64& val) |
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{ iStream.read(reinterpret_cast<char*>(&val),8); return *this; } |
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|
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Deserialiser& operator>>(TInt& val) |
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{ iStream.read((char*)&val,4); return *this; } |
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Deserialiser& operator>>(TInt16& val) |
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{ iStream.read((char*)&val,2); return *this; } |
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Deserialiser& operator>>(TInt8& val) |
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{ iStream.read((char*)&val,1) ; return *this; } |
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Deserialiser& operator>>(TUint64& val) |
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{ iStream.read(reinterpret_cast<char*>(&val),8); return *this; } |
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|
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Deserialiser& operator>>(TUint32& val) |
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{ iStream.read((char*)&val,4); return *this; } |
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Deserialiser& operator>>(TUint16& val) |
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{ iStream.read((char*)&val,2); return *this; } |
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Deserialiser& operator>>(TUint8& val) |
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{iStream.read((char*)&val,1); return *this; } |
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Deserialiser& operator>>(bool& val) |
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{ |
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TUint32 x = 0; |
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iStream.read((char*)&x,4); |
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val = (bool)x; |
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return *this; |
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} |
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template <class T> |
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Deserialiser& operator>>(std::vector<T>& val) |
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{ |
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TUint32 size = 0; |
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*this >> size; |
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val.resize(size); |
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for (TUint32 i = 0; i < size ; ++i) |
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{ |
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*this >> val[i]; |
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} |
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return *this; |
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} |
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|
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#ifndef _MSC_VER |
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|
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template <class T> |
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Deserialiser& operator>>(std::vector<T*>& val) |
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{ |
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TUint32 size = 0; |
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*this >> size; |
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105 |
val.resize(size); |
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106 |
for (TUint32 i = 0; i < size ; ++i) |
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107 |
{ |
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108 |
val[i] = new T; |
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109 |
*this >> *val[i]; |
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110 |
} |
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111 |
return *this; |
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112 |
} |
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113 |
|
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114 |
#endif |
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115 |
|
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116 |
Deserialiser& operator>>(std::string& val) |
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117 |
{ |
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118 |
|
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119 |
Cardinality card; |
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120 |
*this >> card; |
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121 |
TUint32 size = card; |
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122 |
|
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123 |
char* buff = 0; |
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124 |
if (size & 0x01) |
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125 |
{ |
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126 |
// 8-bit |
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127 |
size = size >> 1; |
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128 |
buff = new char[(int)size]; |
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129 |
iStream.read(buff, size); |
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130 |
} |
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131 |
else |
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132 |
{ |
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133 |
throw std::runtime_error("Decoding unicode into std::string"); |
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134 |
} |
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135 |
val.assign(buff, size); |
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136 |
delete buff; |
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137 |
return *this; |
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138 |
} |
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139 |
|
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140 |
Deserialiser& operator>>(std::wstring& val) |
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141 |
{ |
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142 |
|
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143 |
Cardinality card; |
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144 |
*this >> card; |
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145 |
TUint32 size = card; |
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146 |
|
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wchar_t* buff = 0; |
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148 |
if (size & 0x01) |
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149 |
{ |
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throw std::runtime_error("Decoding 8bit text into std::wstring"); |
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151 |
} |
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152 |
else |
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153 |
{ |
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154 |
size = size >> 1; |
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buff = new wchar_t[(int)size]; |
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156 |
TUnicodeExpander exp; |
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TMemoryUnicodeSink sink((TUint16*)buff); |
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exp.ExpandL(sink, *this ,size); |
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159 |
} |
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160 |
val.assign(buff, size); |
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161 |
delete buff; |
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162 |
return *this; |
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163 |
} |
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164 |
|
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165 |
void read(TUint8* aDst, TUint32 aCount) |
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166 |
{ |
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167 |
iStream.read((char*)aDst, aCount); |
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168 |
} |
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169 |
|
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170 |
|
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171 |
private: |
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172 |
std::istream& iStream; |
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173 |
}; |
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174 |
|
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175 |
#endif /* DESERIALISER_H */ |