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1 /* |
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2 * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 /** |
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20 @file |
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21 @internalComponent |
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22 @released |
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23 */ |
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24 |
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25 #include "raw.h" |
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26 #include "siswrite.h" |
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27 |
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28 CRaw::CRaw (const CRaw& aInitialiser) : |
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29 iData (NULL), |
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30 iSize (0) |
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31 { |
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32 assert ((aInitialiser.iData == NULL) == (aInitialiser.iSize == 0)); |
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33 if (aInitialiser.iSize) |
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34 { |
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35 Alloc (aInitialiser.iSize); |
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36 memcpy (iData, aInitialiser.iData, aInitialiser.iSize); |
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37 } |
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38 } |
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39 |
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40 |
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41 void CRaw::Alloc (const TFieldSize& aSize) |
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42 { |
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43 assert (iSize <= UINT_MAX); // you'll need to rewrite CSISFieldRoot::DoTheCrc and stream I/O to take large sizes |
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44 Dispose (); |
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45 if (aSize) |
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46 { |
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47 try |
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48 { |
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49 iData = new TUint8 [aSize]; |
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50 } |
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51 catch(std::exception& e) |
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52 { |
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53 SISLogger::Log(L"Error : File Size is too big to process...\n"); |
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54 throw CSISException (CSISException::EMemory, "File Size is too big to process..."); |
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55 } |
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56 |
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57 iSize = aSize; |
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58 } |
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59 } |
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60 |
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61 |
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62 void CRaw::Dispose () |
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63 { |
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64 delete iData; |
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65 iData = NULL; |
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66 iSize = 0; |
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67 } |
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68 |
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69 |
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70 void CRaw::Read (TSISStream& aFile, const TFieldSize& aContainerSize, const CSISFieldRoot::TFieldType aArrayType) |
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71 { |
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72 assert (aArrayType == CSISFieldRoot::ESISUndefined); // typing invalid |
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73 Alloc (aContainerSize); |
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74 if (iSize) |
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75 { |
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76 aFile.read (iData, static_cast <TSISStream::size_type> (aContainerSize)); |
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77 } |
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78 } |
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79 |
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80 |
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81 void CRaw::Write (TSISStream& aFile, const bool aIsArrayElement) const |
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82 { |
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83 assert (! aIsArrayElement); // typing invalid |
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84 assert ((iData == NULL) == (iSize == 0)); |
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85 if (iSize) |
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86 { |
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87 aFile.write (iData, iSize); |
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88 } |
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89 } |
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90 |
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91 |
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92 void CRaw::Skip (TSISStream& aFile, const TFieldSize& aContainerSize) const |
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93 { |
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94 assert (aContainerSize <= aFile.MaxBufferSize ()); |
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95 if (aContainerSize) |
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96 { |
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97 aFile.seek (static_cast <TSISStream::pos_type> (aContainerSize), std::ios_base::cur); |
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98 } |
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99 } |
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100 |
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101 |
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102 CSISFieldRoot::TFieldSize CRaw::ByteCount (const bool aInsideArray) const |
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103 { |
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104 return iSize; |
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105 } |
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106 |
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107 |
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108 void CRaw::SetByteCount (const TFieldSize aSize) |
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109 { |
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110 Alloc (aSize); |
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111 } |
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112 |
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113 |
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114 void CRaw::Dump (std::ostream& aStream, const int aLevel) const |
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115 { |
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116 aStream << iSize << " bytes:" << std::hex; |
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117 TUint64 size = 20; |
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118 for (int index = 0; index < std::min (iSize, size); index++) |
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119 { |
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120 aStream << " " << static_cast <unsigned int> (iData [index]); |
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121 } |
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122 aStream << std::dec; |
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123 } |
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124 |
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125 |
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126 void CRaw::CalculateCrc (TCRC& aCRC, const bool aIsArrayElement) const |
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127 { |
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128 assert ((iData == NULL) == (iSize == 0)); |
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129 if (iSize) |
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130 { |
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131 DoPaddedCrc (aCRC, iData, static_cast <unsigned int> (iSize)); |
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132 } |
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133 } |
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134 |
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135 |
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136 std::string CRaw::Name () const |
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137 { |
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138 return "raw"; |
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139 } |