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1 /* |
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2 * Copyright (c) 2007 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 "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: PSM storage for backups and configs |
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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 #include "psmstorage.h" |
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20 #include "psmstoragedefines.h" |
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21 #include "psmtrace.h" |
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22 |
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23 // ----------------------------------------------------------------------------- |
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24 // CPsmStorage::CPsmStorage |
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25 // C++ default constructor can NOT contain any code, that |
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26 // might leave. |
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27 // ----------------------------------------------------------------------------- |
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28 // |
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29 CPsmStorage::CPsmStorage( TPsmsrvMode aMode, RFs& aFile ) : |
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30 iFileSession( aFile ), |
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31 iMode( aMode ) |
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32 { |
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33 } |
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34 |
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35 // ----------------------------------------------------------------------------- |
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36 // CPsmStorage::ConstructL |
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37 // Symbian 2nd phase constructor can leave. |
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38 // ----------------------------------------------------------------------------- |
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39 // |
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40 void CPsmStorage::ConstructL() |
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41 { |
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42 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::ConstructL()" ) ) ); |
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43 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::ConstructL - return" ) ) ); |
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44 } |
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45 |
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46 // ----------------------------------------------------------------------------- |
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47 // Destructor |
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48 // ----------------------------------------------------------------------------- |
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49 // |
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50 CPsmStorage::~CPsmStorage() |
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51 { |
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52 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::~CPsmStorage()" ) ) ); |
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53 |
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54 if( iStorageFile.NotNull() ) |
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55 { |
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56 iStorageFile.Close( ); |
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57 } |
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58 iStorageParser.Close( ); |
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59 iDOMImpl.Close( ); |
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60 |
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61 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::~CPsmStorage - return") ) ); |
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62 } |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CPsmBackupStorage::InitRootElementsL |
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66 // ----------------------------------------------------------------------------- |
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67 // |
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68 void CPsmStorage::InitRootElementsL() |
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69 { |
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70 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::InitRootElementsL()" ) ) ); |
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71 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::InitRootElementsL() - return" ) ) ); |
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72 } |
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73 |
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74 void CPsmStorage::BackupConfigurationL( const RConfigInfoArray& /*aConfigArray*/ ) |
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75 { |
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76 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::BackupConfigurationL()" ) ) ); |
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77 User::Leave( KErrNotSupported ); |
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78 } |
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79 |
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80 // ----------------------------------------------------------------------------- |
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81 // CPsmStorage::CloseStorageL |
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82 // ----------------------------------------------------------------------------- |
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83 // |
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84 void CPsmStorage::CloseStorageL() |
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85 { |
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86 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::CloseStorageL()" ) ) ); |
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87 |
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88 // Cleanup storage elements |
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89 if( iStorageFile.NotNull() ) |
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90 { |
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91 iStorageFile.Close( ); |
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92 } |
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93 |
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94 iStorageParser.Close( ); |
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95 iDOMImpl.Close( ); |
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96 |
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97 // Zero storage UID |
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98 iStorageUid = 0; |
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99 |
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100 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::CloseStorageL() - return" ) ) ); |
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101 } |
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102 |
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103 // ----------------------------------------------------------------------------- |
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104 // CPsmStorage::FindConfigurationSet |
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105 // ----------------------------------------------------------------------------- |
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106 // |
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107 TXmlEngElement CPsmStorage::FindConfigurationSetL( const TInt aMode ) |
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108 { |
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109 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::FindConfigurationSet()" ) ) ); |
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110 |
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111 // Search correct settings for aUid |
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112 TBool setFound( EFalse ); |
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113 TXmlEngElement settings; |
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114 RXmlEngNodeList<TXmlEngElement> nodeList; |
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115 |
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116 if ( iStorageRoot.NotNull() ) |
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117 { |
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118 iStorageRoot.GetElementsByTagNameL(nodeList, KPsmPluginGroupTag); |
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119 settings = nodeList.Next().AsElement(); |
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120 } |
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121 else |
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122 { |
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123 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::FindConfigurationSet() - Storage not initialized! LEAVE" ) ) ); |
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124 User::Leave( KErrNotFound ); |
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125 } |
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126 |
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127 // Loop until correct set is found |
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128 while ( settings.NotNull() && !setFound ) |
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129 { |
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130 // Read mode from storage |
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131 TInt mode = GetAttributeIntValueL( settings, KPsmPluginGroupAttribute ); |
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132 |
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133 if ( aMode == mode ) |
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134 { |
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135 // Set found, no need to loop anumore |
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136 setFound = ETrue; |
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137 } |
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138 else |
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139 { |
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140 // Set not found, continue loop with next config set |
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141 settings = nodeList.Next().AsElement(); |
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142 } |
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143 } |
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144 |
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145 if ( !setFound ) |
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146 { |
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147 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::FindConfigurationSet() - Mode not found: %i, LEAVE" ), aMode ) ); |
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148 User::Leave( KErrNotFound ); |
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149 } |
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150 |
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151 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::FindConfigurationSet() - return" ) ) ); |
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152 return settings; |
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153 } |
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154 |
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155 // ----------------------------------------------------------------------------- |
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156 // CPsmStorage::CreateConfigArrayL |
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157 // ----------------------------------------------------------------------------- |
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158 // |
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159 void CPsmStorage::CreateConfigArrayL( RConfigInfoArray& aPsmConfigArray, const TInt aMode ) |
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160 { |
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161 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::CreateConfigArrayL()" ) ) ); |
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162 // Read configuration information from config files and generate config array |
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163 |
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164 // Search correct settings for current mode |
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165 TXmlEngElement settings = FindConfigurationSetL( aMode ); |
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166 |
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167 // Get first setElemens |
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168 RXmlEngNodeList<TXmlEngElement> nodeList; |
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169 settings.GetElementsByTagNameL(nodeList, KPsmSetItem); |
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170 TXmlEngElement setElement = nodeList.Next().AsElement(); |
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171 |
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172 // Loop through all set elements and update values to array |
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173 while( setElement.NotNull() ) |
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174 { |
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175 TPsmsrvConfigInfo configInfo; |
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176 configInfo.iConfigId = GetAttributeIntValueL( setElement, KPsmSetItemKey ); |
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177 configInfo.iConfigType = (TPsmsrvConfigTypes)GetAttributeIntValueL( setElement, |
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178 KPsmSetItemType ); |
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179 switch ( configInfo.iConfigType ) |
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180 { |
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181 case EConfigTypeInt: |
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182 { |
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183 configInfo.iIntValue = |
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184 GetAttributeIntValueL( setElement, KPsmSetItemValue ); |
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185 break; |
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186 } |
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187 case EConfigTypeReal: |
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188 { |
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189 configInfo.iRealValue = |
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190 GetAttributeRealValueL( setElement, KPsmSetItemValue ); |
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191 break; |
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192 } |
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193 case EConfigTypeBuf: |
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194 { |
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195 GetAttributeStrValueL( setElement, |
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196 KPsmSetItemValue, |
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197 configInfo.iDesValue ); |
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198 break; |
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199 } |
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200 default: |
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201 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::CreateConfigArrayL() - Unknown type" ) ) ); |
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202 } |
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203 |
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204 // Add info to list |
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205 aPsmConfigArray.Append( configInfo ); |
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206 |
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207 // handle next element set |
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208 setElement = nodeList.Next().AsElement(); |
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209 } |
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210 |
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211 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::CreateConfigArrayL() - return" ) ) ); |
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212 } |
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213 |
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214 // ----------------------------------------------------------------------------- |
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215 // CPsmStorage::GetConfigurationL |
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216 // ----------------------------------------------------------------------------- |
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217 // |
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218 void CPsmStorage::GetConfigurationL( RConfigInfoArray& aConfigArray ) |
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219 { |
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220 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetConfigurationL()" ) ) ); |
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221 |
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222 // This is used for getting PSM configuration and for restoring original settings |
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223 const TInt configCount( aConfigArray.Count() ); |
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224 |
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225 // Search correct settings for current mode |
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226 TXmlEngElement settings = FindConfigurationSetL( iMode ); |
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227 |
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228 // Get first setElemens |
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229 RXmlEngNodeList<TXmlEngElement> nodeList; |
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230 settings.GetElementsByTagNameL(nodeList, KPsmSetItem); |
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231 TXmlEngElement setElement = nodeList.Next().AsElement(); |
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232 |
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233 // Loop through all set elements and update values to array |
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234 while( setElement.NotNull() ) |
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235 { |
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236 const TInt setKey = GetAttributeIntValueL( setElement, KPsmSetItemKey ); |
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237 const TInt setType = GetAttributeIntValueL( setElement, KPsmSetItemType ); |
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238 const TInt blocked = GetAttributeIntValueL( setElement, KPsmSetItemBlock ); |
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239 |
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240 TBool configUpdated( EFalse ); |
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241 |
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242 // Loop configurations and update values to aConfigArray (do not replace, just update value) |
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243 // If some values are not found, they remains the same |
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244 for ( TInt i = 0; i < configCount && !configUpdated; i++ ) |
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245 { |
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246 TPsmsrvConfigInfo& configInfo = aConfigArray[i]; |
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247 |
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248 // check keys |
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249 if ( setKey == configInfo.iConfigId ) |
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250 { |
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251 // Add blocked information |
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252 configInfo.iBlocked = blocked; |
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253 |
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254 // correct config found, update value |
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255 switch ( setType ) |
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256 { |
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257 case EConfigTypeInt: |
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258 { |
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259 configInfo.iIntValue = |
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260 GetAttributeIntValueL( setElement, KPsmSetItemValue ); |
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261 break; |
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262 } |
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263 case EConfigTypeReal: |
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264 { |
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265 configInfo.iRealValue = |
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266 GetAttributeRealValueL( setElement, KPsmSetItemValue ); |
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267 break; |
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268 } |
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269 case EConfigTypeBuf: |
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270 { |
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271 GetAttributeStrValueL( setElement, |
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272 KPsmSetItemValue, |
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273 configInfo.iDesValue ); |
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274 break; |
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275 } |
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276 default: |
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277 { |
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278 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetConfigurationL() - Unknown type LEAVE" ) ) ); |
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279 User::Leave( KErrUnknown ); |
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280 } |
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281 } |
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282 // No need to loop config array anymore with this set element |
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283 configUpdated = ETrue; |
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284 } |
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285 } |
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286 // handle next element set |
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287 setElement = nodeList.Next().AsElement(); |
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288 } |
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289 |
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290 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetConfigurationL() - return" ) ) ); |
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291 } |
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292 |
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293 // --------------------------------------------------------------------------- |
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294 // CPsmStorage::GetAttributeIntValueL |
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295 // --------------------------------------------------------------------------- |
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296 // |
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297 TInt CPsmStorage::GetAttributeIntValueL( const TXmlEngElement& aElement, const TDesC8& aAttrib ) const |
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298 { |
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299 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeIntValueL()" ) ) ); |
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300 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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301 |
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302 TInt intValue( 0 ); |
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303 |
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304 // Check availability |
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305 if ( aElement.AttributeNodeL( aAttrib ).NotNull() ) |
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306 { |
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307 // Read attribute value |
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308 TPtrC8 ptr = aElement.AttributeValueL( aAttrib ); |
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309 |
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310 // Cast literal value into TInt |
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311 TLex8 lexValue( ptr ); |
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312 lexValue.Val( intValue ); |
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313 } |
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314 |
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315 COMPONENT_TRACE( ( _L( " IntValue: %i" ), intValue ) ); |
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316 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeIntValueL() - return" ) ) ); |
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317 return intValue; |
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318 } |
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319 |
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320 // --------------------------------------------------------------------------- |
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321 // CPsmStorage::GetAttributeStrValueL |
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322 // --------------------------------------------------------------------------- |
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323 // |
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324 void CPsmStorage::GetAttributeStrValueL( |
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325 const TXmlEngElement& aElement, const TDesC8& aAttrib, TDes8& aTarget ) const |
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326 { |
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327 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeStrValueL()" ) ) ); |
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328 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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329 |
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330 // Check availability |
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331 if ( aElement.AttributeNodeL( aAttrib ).NotNull() ) |
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332 { |
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333 aTarget = aElement.AttributeValueL( aAttrib ); |
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334 } |
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335 |
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336 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeStrValueL() - return" ) ) ); |
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337 } |
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338 |
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339 // --------------------------------------------------------------------------- |
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340 // CPsmStorage::GetAttributeHexValueL |
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341 // --------------------------------------------------------------------------- |
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342 // |
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343 TUint CPsmStorage::GetAttributeHexValueL( const TXmlEngElement& aElement, const TDesC8& aAttrib ) const |
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344 { |
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345 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeHexValueL()" ) ) ); |
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346 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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347 |
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348 TUint32 hexValue( 0 ); |
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349 |
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350 // Check availability |
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351 if ( aElement.AttributeNodeL( aAttrib ).NotNull() ) |
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352 { |
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353 // Read attribute value |
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354 TPtrC8 ptr = aElement.AttributeValueL( aAttrib ); |
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355 |
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356 // Get bounded value and cast it into TUint32 (hex) |
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357 TRadix radix( EHex ); |
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358 TUint limit( 0xFFFFFFFF ); |
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359 |
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360 // Append string into Lex and skip first two characters, 0x |
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361 TLex8 lexValue( ptr ); |
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362 lexValue.Inc( 2 ); |
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363 |
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364 // Read value |
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365 lexValue.BoundedVal( hexValue, radix, limit ); |
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366 } |
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367 |
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368 COMPONENT_TRACE( ( _L( " HexValue: %x" ), hexValue ) ); |
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369 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeHexValueL() - return" ) ) ); |
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370 return hexValue; |
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371 } |
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372 |
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373 // --------------------------------------------------------------------------- |
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374 // CPsmStorage::GetAttributeRealValueL |
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375 // --------------------------------------------------------------------------- |
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376 // |
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377 TReal CPsmStorage::GetAttributeRealValueL( const TXmlEngElement& aElement, const TDesC8& aAttrib ) const |
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378 { |
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379 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeRealValueL()" ) ) ); |
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380 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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381 |
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382 TReal realValue( 0 ); |
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383 |
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384 // Check availability |
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385 if ( aElement.AttributeNodeL( aAttrib ).NotNull() ) |
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386 { |
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387 // Read attribute value |
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388 TPtrC8 ptr = aElement.AttributeValueL( aAttrib ); |
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389 |
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390 // Cast literal value into TReal |
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391 TLex8 lexValue( ptr ); |
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392 lexValue.Val( realValue ); |
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393 } |
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394 |
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395 COMPONENT_TRACE( ( _L( " IntValue: %f" ), realValue ) ); |
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396 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::GetAttributeRealValueL() - return" ) ) ); |
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397 return realValue; |
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398 } |
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399 |
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400 // --------------------------------------------------------------------------- |
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401 // CPsmStorage::SetAttributeIntValue |
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402 // --------------------------------------------------------------------------- |
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403 // |
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404 void CPsmStorage::SetAttributeValueL( |
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405 TXmlEngElement& aElement, const TDesC8& aAttrib, const TInt aValue ) const |
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406 { |
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407 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeValueL() - Integer" ) ) ); |
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408 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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409 COMPONENT_TRACE( ( _L( " Value: %i" ), aValue ) ); |
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410 |
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411 TBuf8<KPsmMaxAttribLength> attributeValue; |
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412 attributeValue.Num( aValue, EDecimal ); |
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413 aElement.SetAttributeL( aAttrib, attributeValue ); |
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414 |
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415 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeValueL() - return" ) ) ); |
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416 } |
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417 |
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418 // --------------------------------------------------------------------------- |
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419 // CPsmStorage::SetAttributeStrValue |
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420 // --------------------------------------------------------------------------- |
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421 // |
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422 void CPsmStorage::SetAttributeValueL( |
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423 TXmlEngElement& aElement, const TDesC8& aAttrib, const TDesC8& aValue ) const |
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424 { |
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425 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeValueL() - String" ) ) ); |
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426 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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427 COMPONENT_TRACE( ( _L( " Value: %S" ), &aValue ) ); |
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428 |
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429 aElement.SetAttributeL( aAttrib, aValue ); |
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430 |
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431 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeValueL() - return" ) ) ); |
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432 } |
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433 |
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434 // --------------------------------------------------------------------------- |
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435 // CPsmStorage::SetAttributeRealValue |
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436 // --------------------------------------------------------------------------- |
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437 // |
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438 void CPsmStorage::SetAttributeValueL( |
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439 TXmlEngElement& aElement, const TDesC8& aAttrib, const TReal aValue ) const |
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440 { |
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441 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeValueL() - Real" ) ) ); |
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442 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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443 COMPONENT_TRACE( ( _L( " Value: %f" ), aValue ) ); |
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444 |
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445 TBuf8<KPsmMaxAttribLength> attributeValue; |
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446 TRealFormat* realFormat = new ( ELeave ) TRealFormat(); |
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447 attributeValue.Num( aValue, *realFormat ); |
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448 delete realFormat; |
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449 aElement.SetAttributeL( aAttrib, attributeValue ); |
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450 |
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451 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeValueL() - return" ) ) ); |
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452 } |
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453 |
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454 // --------------------------------------------------------------------------- |
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455 // CPsmStorage::SetAttributeHexValue |
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456 // --------------------------------------------------------------------------- |
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457 // |
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458 void CPsmStorage::SetAttributeHexValueL( |
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459 TXmlEngElement& aElement, const TDesC8& aAttrib, const TUint32 aValue ) const |
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460 { |
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461 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeHexValueL() - Hex" ) ) ); |
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462 COMPONENT_TRACE( ( _L( " Attribute: %S" ), &aAttrib ) ); |
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463 COMPONENT_TRACE( ( _L( " Value: 0x%x" ), aValue ) ); |
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464 |
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465 TBuf8<KPsmMaxAttribLength> attributeValue; |
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466 attributeValue.Append( _L("0x") ); |
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467 attributeValue.AppendNumUC( aValue, EHex ); |
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468 aElement.SetAttributeL( aAttrib, attributeValue ); |
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469 |
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470 COMPONENT_TRACE( ( _L( "PSM Server - CPsmStorage::SetAttributeHexValueL() - return" ) ) ); |
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471 } |
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472 |
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473 // End of file |