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1 /* |
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2 * Copyright (c) 2002-2009 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 "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: Metadata main server class* |
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15 */ |
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16 |
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17 // INCLUDE FILES |
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18 #include "mdsserver.h" |
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19 #include "mdscommoninternal.h" |
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20 #include "mdsserversession.h" |
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21 #include "mdsdbconnectionpool.h" |
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22 #include "mdssqldbmaintenance.h" |
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23 #include "mdssqliteconnection.h" |
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24 #include "mdsnotifier.h" |
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25 #include "mdsobjectlocklist.h" |
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26 #include "mdslogger.h" |
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27 #include "mdsmaintenanceengine.h" |
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28 #include "mdsmanipulationengine.h" |
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29 #include "mdsclausebuffer.h" |
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30 #include "mdebackuprestorewatcher.h" |
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31 #include "mdsschema.h" |
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32 #include "mdcserializationbuffer.h" |
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33 #include <f32file.h> |
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34 |
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35 __DEFINE_LOGGER |
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36 |
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37 const TInt64 KDiskSpaceGarbageCollectorThreshold = 1024*1024; // 1 MB |
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38 const TInt64 KDiskFullThreshold = 1024*50; // 50 kB |
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39 |
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40 _LIT( KSchema, "schema.mde" ); |
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41 _LIT( KDefaultImportProfile, "defaultimportfile.mde" ); |
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42 _LIT( KBackupRegistration, "backup_registration.xml" ); |
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43 _LIT( KSchemaPath, "z:\\private\\200009F3\\schema.mde" ); |
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44 _LIT( KDefaultImportProfilePath, "z:\\private\\200009F3\\defaultimportfile.mde" ); |
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45 _LIT( KBackupRegistrationPath, "z:\\private\\200009F3\\backup_registration.xml" ); |
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46 |
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47 // ========================= MdS POLICY ================================== |
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48 |
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49 const TUint KMdsRangeCount = EUnknownMdEServRqst + 1; |
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50 |
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51 const TInt KMdsRanges[KMdsRangeCount] = |
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52 { |
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53 EShutdown, // shut down the session |
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54 EAdd, // add items |
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55 ERemove, // remove items |
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56 EFind, // finds in sync |
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57 EAsyncFind, // finds asynchronously |
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58 EContinueAsyncFind, // continues existing asynchronous find, fetches next set |
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59 ECancelFind, // cancels asynchronous find |
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60 ECancelObject, // cancels opened object |
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61 ECheckObject, // get object's "base" values |
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62 EUpdate, // update items |
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63 ERegister, // registers an object to be notified |
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64 EListen, // listens for events for a registered profile |
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65 EUnregister, // unregisters for no more notifications |
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66 EGetData, // (transfers data server->client) |
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67 EImportMetadata, // starts metadata importing |
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68 EAsyncImportMetadata, // starts asynchronous metadata importing |
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69 EExportMetadata, // starts metadata exporting |
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70 EAsyncExportMetadata, // starts asynchronous metadata exporting |
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71 EImportSchema, // starts schema importing |
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72 EAddRelationDef, // Add relation def |
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73 EAddEventDef, // Add event def |
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74 EAddMemoryCard, |
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75 EGetMemoryCard, |
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76 ECheckMemoryCard, |
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77 ESetMedia, |
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78 EGetMedia, |
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79 EGetPresentMedias, |
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80 ESetFileToPresent, |
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81 ESetFilesToPresent, |
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82 ESetFilesToNotPresent, |
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83 ERemoveFilesNotPresent, |
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84 EGetSchemaVersion, |
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85 ESetObjectToPresentByGuid, |
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86 ESetHarvestingPrioritizationChunk, |
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87 EAddHarvestingPrioritizationObserver, |
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88 ECancelHarvestingPrioritizationObserver, |
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89 EChangePath, |
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90 ESetPending, |
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91 EResetPending, |
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92 EGetPendingCount, |
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93 EGetPending, |
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94 EResetDB, |
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95 EChangeMediaId, |
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96 EUnknownMdEServRqst // handle for unknown requests |
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97 }; |
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98 |
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99 const TUint8 KMdsElementsIndex[KMdsRangeCount] = |
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100 { |
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101 CPolicyServer::ECustomCheck, // EShutdown |
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102 CPolicyServer::ECustomCheck, // EAdd |
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103 CPolicyServer::ECustomCheck, // ERemove |
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104 CPolicyServer::ECustomCheck, // EFind |
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105 CPolicyServer::ECustomCheck, // EAsyncFind |
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106 CPolicyServer::ECustomCheck, // EContinueAsyncFind |
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107 CPolicyServer::ECustomCheck, // ECancelFind |
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108 CPolicyServer::ECustomCheck, // ECancelObject |
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109 CPolicyServer::ECustomCheck, // ECheckObject |
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110 CPolicyServer::ECustomCheck, // EUpdate |
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111 CPolicyServer::ECustomCheck, // ERegister |
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112 CPolicyServer::ECustomCheck, // EListen |
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113 CPolicyServer::ECustomCheck, // EUnregister |
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114 CPolicyServer::ECustomCheck, // EGetData |
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115 CPolicyServer::ECustomCheck, // EImportMetadata |
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116 CPolicyServer::ECustomCheck, // EAsyncImportMetadata |
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117 CPolicyServer::ECustomCheck, // EExportMetadata |
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118 CPolicyServer::ECustomCheck, // EAsyncExportMetadata |
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119 CPolicyServer::ECustomCheck, // EImportSchema |
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120 CPolicyServer::ECustomCheck, // EAddRelationDef |
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121 CPolicyServer::ECustomCheck, // EAddEventDef |
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122 CPolicyServer::ECustomCheck, // EAddMemoryCard |
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123 CPolicyServer::ECustomCheck, // EGetMemoryCard |
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124 CPolicyServer::ECustomCheck, // ECheckMemoryCard |
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125 CPolicyServer::ECustomCheck, // ESetMedia |
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126 CPolicyServer::ECustomCheck, // EGetMedia |
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127 CPolicyServer::ECustomCheck, // EGetPresentMedias |
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128 CPolicyServer::ECustomCheck, // ESetFileToPresent |
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129 CPolicyServer::ECustomCheck, // ESetFilesToPresent |
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130 CPolicyServer::ECustomCheck, // ESetFilesToNotPresent |
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131 CPolicyServer::ECustomCheck, // ERemoveFilesNotPresent |
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132 CPolicyServer::ECustomCheck, // EGetSchemaVersion |
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133 CPolicyServer::ECustomCheck, // ESetObjectToPresentByGuid |
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134 CPolicyServer::ECustomCheck, // ESetHarvestingPrioritizationChunk |
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135 CPolicyServer::ECustomCheck, // EAddHarvestingPrioritizationObserver |
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136 CPolicyServer::ECustomCheck, // ECancelHarvestingPrioritizationObserver |
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137 CPolicyServer::ECustomCheck, // EChangePath |
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138 CPolicyServer::ECustomCheck, // ESetPending |
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139 CPolicyServer::ECustomCheck, // EResetPending |
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140 CPolicyServer::ECustomCheck, // EGetPendingCount |
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141 CPolicyServer::ECustomCheck, // EGetPending |
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142 CPolicyServer::ECustomCheck, // EResetDB |
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143 CPolicyServer::ECustomCheck, // EChangeMediaId |
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144 CPolicyServer::ENotSupported // EUnknownMdEServRqst |
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145 }; |
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146 |
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147 |
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148 const CPolicyServer::TPolicy KMdsPolicy = |
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149 { |
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150 CPolicyServer::EAlwaysPass, //specifies all connect attempts should pass |
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151 KMdsRangeCount, |
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152 KMdsRanges, |
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153 KMdsElementsIndex, |
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154 NULL //mdsElements |
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155 }; |
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156 |
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157 |
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158 CPolicyServer::TCustomResult CMdSServer::CustomSecurityCheckL( |
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159 const RMessage2& aMsg, TInt& /*aAction*/, TSecurityInfo& /*aMissing*/ ) |
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160 { |
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161 CPolicyServer::TCustomResult securityCheckResult = EFail; |
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162 switch ( aMsg.Function() ) |
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163 { |
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164 case EAdd: |
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165 case ERemove: |
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166 case ECancelObject: |
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167 case EUpdate: |
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168 case EImportMetadata: |
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169 case EAsyncImportMetadata: |
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170 case EAddRelationDef: |
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171 case EAddEventDef: |
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172 case EImportSchema: |
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173 case ESetObjectToPresentByGuid: |
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174 { |
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175 if( aMsg.HasCapability( ECapabilityWriteDeviceData ) ) |
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176 { |
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177 securityCheckResult = EPass; |
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178 } |
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179 } |
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180 break; |
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181 |
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182 case ERegister: |
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183 case EListen: |
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184 case EUnregister: |
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185 case EFind: |
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186 case EAsyncFind: |
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187 case EContinueAsyncFind: |
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188 case ECancelFind: |
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189 case EGetData: |
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190 case ECheckObject: |
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191 { |
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192 securityCheckResult = EPass; |
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193 } |
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194 break; |
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195 |
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196 case EExportMetadata: |
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197 case EAsyncExportMetadata: |
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198 case EGetSchemaVersion: |
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199 { |
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200 if( aMsg.HasCapability( ECapabilityReadUserData ) || |
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201 aMsg.HasCapability( ECapabilityReadDeviceData ) ) |
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202 { |
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203 securityCheckResult = EPass; |
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204 } |
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205 } |
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206 break; |
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207 |
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208 // Only for internal MdS usage |
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209 case EAddMemoryCard: |
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210 case EGetMemoryCard: |
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211 case ECheckMemoryCard: |
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212 case ESetMedia: |
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213 case EGetMedia: |
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214 case EGetPresentMedias: |
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215 case ESetFileToPresent: |
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216 case ESetFilesToPresent: |
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217 case ESetFilesToNotPresent: |
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218 case ERemoveFilesNotPresent: |
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219 case ESetHarvestingPrioritizationChunk: |
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220 case EAddHarvestingPrioritizationObserver: |
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221 case ECancelHarvestingPrioritizationObserver: |
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222 case EChangePath: |
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223 case EChangeMediaId: |
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224 case ESetPending: |
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225 case EResetPending: |
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226 case EGetPendingCount: |
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227 case EGetPending: |
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228 case EResetDB: |
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229 { |
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230 if( aMsg.HasCapability( ECapabilityDiskAdmin ) ) |
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231 { |
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232 securityCheckResult = EPass; |
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233 } |
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234 } |
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235 break; |
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236 |
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237 default: |
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238 { |
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239 securityCheckResult = EFail; |
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240 } |
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241 } |
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242 |
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243 return securityCheckResult; |
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244 } |
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245 |
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246 CPolicyServer::TCustomResult CMdSServer::CustomFailureActionL( |
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247 const RMessage2& /*aMsg*/, TInt /*aAction*/, const TSecurityInfo& /*aMissing*/) |
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248 { |
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249 // Not used |
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250 return EFail; |
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251 } |
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252 |
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253 |
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254 // ========================= MEMBER FUNCTIONS ================================== |
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255 void CMdSServer::HandleDiskSpaceNotificationL( TDiskSpaceDirection aDiskSpaceDirection ) |
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256 { |
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257 // skip db cleaning if drive's free space is over limit or |
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258 // backup or restore is running |
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259 if( MMdSDiskSpaceNotifierObserver::EMore == aDiskSpaceDirection || |
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260 iBackupOrRestoreRunning ) |
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261 { |
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262 return; |
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263 } |
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264 |
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265 // delete only objects which are in "not present" state and |
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266 // object was not located in last (count = KMemoryCardLimit) |
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267 // inserted memory cards and object doesn't have any relations |
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268 _LIT( KMemoryCardCleanup, "DELETE FROM Object%u WHERE ObjectId IN(SELECT ObjectId FROM Object%u WHERE((Flags&?) AND (MediaId NOT IN(SELECT DISTINCT Value FROM MdE_Preferences WHERE Key=? ORDER BY ExtraValue DESC LIMIT ?)) AND (ObjectId NOT IN(SELECT DISTINCT LeftObjectId FROM Relations%u)) AND (ObjectId NOT IN(SELECT DISTINCT RightObjectId FROM Relations%u))) ORDER BY LastModifiedDate ASC LIMIT ?);" ); |
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269 |
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270 const TInt KMaxLenghtForNamespaceIdsAsText = 4 * KMaxUintValueLength; |
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271 CMdsClauseBuffer* clause = CMdsClauseBuffer::NewLC( |
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272 KMemoryCardCleanup.iTypeLength + KMaxLenghtForNamespaceIdsAsText ); |
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273 |
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274 clause->BufferL().Format( KMemoryCardCleanup, |
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275 KDefaultNamespaceDefId, |
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276 KDefaultNamespaceDefId, |
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277 KDefaultNamespaceDefId, |
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278 KDefaultNamespaceDefId ); |
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279 |
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280 RRowData variables; |
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281 CleanupClosePushL( variables ); |
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282 |
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283 _LIT( KMemoryCardKey, "MC" ); |
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284 const TInt KMemoryCardLimit = 1; |
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285 const TInt KObjectCleanupLimit = 1024; |
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286 |
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287 variables.AppendL( TColumn( EMdEObjectFlagNotPresent ) ); |
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288 variables.AppendL( TColumn( KMemoryCardKey ) ); |
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289 variables.AppendL( TColumn( KMemoryCardLimit ) ); |
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290 variables.AppendL( TColumn( KObjectCleanupLimit ) ); |
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291 |
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292 TInt rowCount = iDefaultDBConnection->ExecuteL( clause->ConstBufferL(), variables ); |
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293 |
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294 CleanupStack::PopAndDestroy( 2, clause ); // variables, clause |
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295 } |
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296 |
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297 |
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298 void CMdSServer::HandleDiskSpaceError(TInt /*aError*/) |
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299 { |
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300 } |
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301 |
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302 |
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303 CMdSServer* CMdSServer::NewL() |
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304 { |
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305 CMdSServer* MdSServer = CMdSServer::NewLC(); |
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306 CleanupStack::Pop( MdSServer ); |
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307 return MdSServer; |
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308 } |
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309 |
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310 |
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311 CMdSServer* CMdSServer::NewLC() |
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312 { |
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313 CMdSServer* MdSServer = new ( ELeave ) CMdSServer( CActive::EPriorityStandard ); |
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314 CleanupStack::PushL( MdSServer ); |
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315 MdSServer->ConstructL(); |
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316 return MdSServer; |
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317 } |
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318 |
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319 |
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320 void CMdSServer::ConstructL() |
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321 { |
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322 __INIT_LOGGER; |
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323 StartL( KMdSServerName ); |
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324 __LOGLB( ELogAlways, "Server start" ); |
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325 |
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326 CheckInitSriptL(); |
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327 |
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328 iLockList = CMdSObjectLockList::NewL(); |
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329 CMdSSqLiteConnection* conn = CMdSSqLiteConnection::NewLC(); |
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330 iDefaultDBConnection = conn; |
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331 MMdSDbConnectionPool::SetDefaultDB( conn ); |
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332 |
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333 CMdSMaintenanceEngine::InitConnectionL(); |
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334 CleanupStack::Pop( conn ); |
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335 |
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336 iNotifier = CMdSNotifier::NewL(); |
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337 |
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338 InitializeL(); |
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339 |
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340 iDiskSpaceGarbageCollectorNotifier = |
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341 CMdSDiskSpaceNotifierAO::NewL( *this, |
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342 KDiskSpaceGarbageCollectorThreshold, |
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343 KMdsSqlDbDefaultName ); |
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344 |
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345 iDiskFullNotifier = |
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346 CMdSDiskSpaceNotifierAO::NewL( *this, |
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347 KDiskFullThreshold, |
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348 KMdsSqlDbDefaultName ); |
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349 |
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350 // Create a backup & restore watcher and add this server as its observer. |
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351 iBURWatcher = CMdEBackupRestoreWatcherAO::NewL(*this); |
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352 |
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353 // create shutdown observer |
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354 iShutdownObserver = CMDSShutdownObserver::NewL( *this ); |
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355 iShutdown = EFalse; |
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356 } |
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357 |
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358 void CMdSServer::InitializeL() |
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359 { |
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360 iMaintenance = CMdSMaintenanceEngine::NewL(); |
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361 |
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362 iSchema = CMdsSchema::NewL(); |
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363 |
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364 iManipulate = CMdSManipulationEngine::NewL( *iSchema, *iNotifier, |
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365 *iLockList ); |
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366 |
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367 iMaintenance->InstallL( *iManipulate, *iSchema ); |
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368 } |
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369 |
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370 void CMdSServer::DeInitializeL() |
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371 { |
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372 if ( iMaintenance ) |
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373 { |
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374 delete iMaintenance; |
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375 iMaintenance = NULL; |
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376 } |
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377 if ( iManipulate ) |
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378 { |
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379 delete iManipulate; |
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380 iManipulate = NULL; |
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381 } |
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382 if ( iSchema ) |
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383 { |
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384 delete iSchema; |
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385 iSchema = NULL; |
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386 } |
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387 } |
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388 |
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389 TInt CMdSServer::ResetDBL() |
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390 { |
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391 DeInitializeL(); |
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392 |
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393 CMdSMaintenanceEngine::DeleteDatabase(); |
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394 CMdSMaintenanceEngine::InitConnectionL(); |
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395 |
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396 InitializeL(); |
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397 return KErrNone; |
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398 } |
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399 |
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400 CMdSServer::CMdSServer( TInt aPriority ) : |
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401 CPolicyServer(aPriority, KMdsPolicy), |
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402 iBackupOrRestoreRunning( EFalse ), |
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403 iHarvestingPrioritizationSerializationBuffer( NULL ) |
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404 { |
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405 iServerErrorStatus = KErrNone; |
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406 } |
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407 |
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408 |
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409 CMdSServer::~CMdSServer() |
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410 { |
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411 |
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412 iShutdown = ETrue; |
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413 |
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414 delete iBURWatcher; |
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415 delete iDiskSpaceGarbageCollectorNotifier; |
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416 delete iDiskFullNotifier; |
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417 delete iManipulate; |
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418 delete iSchema; |
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419 delete iNotifier; |
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420 delete iLockList; |
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421 delete iMaintenance; |
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422 delete iDefaultDBConnection; |
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423 |
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424 delete iHarvestingPrioritizationSerializationBuffer; |
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425 iHarvestingPrioritizationChunk.Close(); |
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426 |
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427 delete iShutdownObserver; |
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428 |
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429 __LOGLB( ELogAlways, "Server stop" ); |
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430 __DESTROY_LOGGER; |
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431 } |
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432 |
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433 |
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434 CSession2* CMdSServer::NewSessionL( const TVersion& aVersion, const RMessage2& /*aMessage*/ ) const |
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435 { |
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436 // Check we are the right version |
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437 if ( !User::QueryVersionSupported( TVersion( KMdSServMajorVersionNumber, |
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438 KMdSServMinorVersionNumber, |
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439 KMdSServBuildVersionNumber ), |
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440 aVersion ) ) |
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441 { |
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442 User::Leave( KErrNotSupported ); |
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443 } |
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444 |
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445 if ( iShutdownObserver->UpdateInProgress() ) |
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446 { |
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447 __LOGLB( ELogAlways, "CMdSServer::NewSessionL: iad update in progress: KErrLocked"); |
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448 User::Leave(KErrLocked); |
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449 } |
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450 |
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451 if ( iServerErrorStatus != KErrNone ) |
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452 { |
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453 // leave with the same error code that the server has |
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454 User::Leave ( iServerErrorStatus ); |
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455 } |
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456 |
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457 __LOGLB( ELogAlways, "New Session" ); |
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458 // Make new session |
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459 return CMdSServerSession::NewL( *const_cast<CMdSServer*> ( this ) ); |
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460 } |
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461 |
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462 |
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463 void CMdSServer::IncrementSessions() |
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464 { |
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465 iSessionCount++; |
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466 } |
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467 |
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468 |
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469 void CMdSServer::DecrementSessions() |
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470 { |
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471 iSessionCount--; |
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472 if ( iSessionCount <= 0 ) |
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473 { |
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474 if (!iShutdown) |
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475 { |
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476 CActiveScheduler::Stop(); |
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477 iShutdown = ETrue; |
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478 } |
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479 } |
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480 } |
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481 |
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482 CMdsSchema& CMdSServer::Schema() |
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483 { |
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484 return *iSchema; |
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485 } |
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486 |
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487 CMdSObjectLockList& CMdSServer::LockList() |
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488 { |
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489 return *iLockList; |
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490 } |
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491 |
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492 CMdSNotifier& CMdSServer::Notifier() |
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493 { |
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494 return *iNotifier; |
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495 } |
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496 |
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497 CMdSMaintenanceEngine& CMdSServer::Maintenance() |
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498 { |
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499 return *iMaintenance; |
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500 } |
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501 |
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502 CMdSManipulationEngine& CMdSServer::Manipulate() |
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503 { |
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504 return *iManipulate; |
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505 } |
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506 |
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507 TBool CMdSServer::DiskFull() const |
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508 { |
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509 return iDiskFullNotifier->DiskFull(); |
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510 } |
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511 |
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512 TBool CMdSServer::BackupOrRestoreRunning() const |
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513 { |
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514 return iBackupOrRestoreRunning; |
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515 } |
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516 |
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517 // ----------------------------------------------------------------------------- |
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518 // CMdSServer::ShutdownNotification |
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519 // ----------------------------------------------------------------------------- |
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520 // |
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521 void CMdSServer::ShutdownNotification() |
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522 { |
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523 |
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524 |
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525 if (!iShutdown) |
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526 { |
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527 CActiveScheduler::Stop(); |
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528 iShutdown = ETrue; |
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529 } |
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530 |
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531 } |
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532 |
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533 // ----------------------------------------------------------------------------- |
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534 // CMdSServer::ShutdownNotification |
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535 // ----------------------------------------------------------------------------- |
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536 // |
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537 void CMdSServer::RestartNotification() |
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538 { |
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539 } |
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540 |
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541 |
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542 TInt CMdSServer::SetHarvestingPrioritizationChunkL( const RMessagePtr2 aMessage, TInt aParam ) |
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543 { |
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544 // if there happens to be old chunk, close it |
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545 iHarvestingPrioritizationChunk.Close(); |
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546 |
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547 TInt error = iHarvestingPrioritizationChunk.Open( aMessage, aParam, EFalse ); |
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548 |
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549 if( error != KErrNone ) |
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550 { |
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551 return error; |
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552 } |
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553 |
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554 if( iHarvestingPrioritizationSerializationBuffer ) |
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555 { |
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556 delete iHarvestingPrioritizationSerializationBuffer; |
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557 iHarvestingPrioritizationSerializationBuffer = NULL; |
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558 } |
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559 |
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560 iHarvestingPrioritizationSerializationBuffer = |
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561 CMdCSerializationBuffer::NewL( |
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562 iHarvestingPrioritizationChunk.Base(), |
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563 iHarvestingPrioritizationChunk.Size() ); |
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564 |
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565 iHarvestingPrioritizationLocked = EFalse; |
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566 |
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567 return KErrNone; |
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568 } |
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569 |
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570 TInt CMdSServer::AddHarvestingPrioritizationObserver( RMessagePtr2 aMessage ) |
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571 { |
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572 if( iHarvestingPrioritizationObserver.IsNull() ) |
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573 { |
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574 iHarvestingPrioritizationLocked = EFalse; |
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575 |
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576 iHarvestingPrioritizationObserver = aMessage; |
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577 |
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578 // reserve space for harvesting prioritization URI count |
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579 iHarvestingPrioritizationLimit = CMdCSerializationBuffer::KRequiredSizeForTInt32; |
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580 iHarvestingPrioritizationUriCount = 0; |
|
581 |
|
582 return KErrNone; |
|
583 } |
|
584 else |
|
585 { |
|
586 RThread clientThread; |
|
587 iHarvestingPrioritizationObserver.Client( clientThread ); |
|
588 TExitType exitType = clientThread.ExitType(); |
|
589 clientThread.Close(); |
|
590 if( EExitPending != exitType ) |
|
591 { |
|
592 iHarvestingPrioritizationLocked = EFalse; |
|
593 |
|
594 iHarvestingPrioritizationObserver = aMessage; |
|
595 |
|
596 // reserve space for harvesting prioritization URI count |
|
597 iHarvestingPrioritizationLimit = CMdCSerializationBuffer::KRequiredSizeForTInt32; |
|
598 iHarvestingPrioritizationUriCount = 0; |
|
599 |
|
600 return KErrNone; |
|
601 } |
|
602 } |
|
603 |
|
604 return KErrAlreadyExists; |
|
605 } |
|
606 |
|
607 TInt CMdSServer::CancelHarvestingPrioritizationObserver() |
|
608 { |
|
609 iHarvestingPrioritizationLocked = EFalse; |
|
610 |
|
611 if( iHarvestingPrioritizationObserver.IsNull() ) |
|
612 { |
|
613 return KErrNotFound; |
|
614 } |
|
615 |
|
616 NotifyHarvestingPrioritizationObserver( KErrCancel ); |
|
617 return KErrNone; |
|
618 } |
|
619 |
|
620 TBool CMdSServer::ReserveSpaceHarvestingPrioritizationUri( const TDesC16& aUri ) |
|
621 { |
|
622 if( !iHarvestingPrioritizationLocked && |
|
623 iHarvestingPrioritizationObserver.IsNull() == EFalse && |
|
624 iHarvestingPrioritizationSerializationBuffer ) |
|
625 { |
|
626 // reserve space for URI offset and URI |
|
627 const TInt reserveSpace = |
|
628 CMdCSerializationBuffer::KRequiredSizeForTUint32 + |
|
629 CMdCSerializationBuffer::RequiredSize( aUri ); |
|
630 |
|
631 const TInt maxBufferSize = |
|
632 iHarvestingPrioritizationSerializationBuffer->Size(); |
|
633 |
|
634 // check if buffer has enough space for the new URI |
|
635 if( maxBufferSize >= ( iHarvestingPrioritizationLimit + reserveSpace ) ) |
|
636 { |
|
637 iHarvestingPrioritizationLimit += reserveSpace; |
|
638 iHarvestingPrioritizationUriCount++; |
|
639 return ETrue; |
|
640 } |
|
641 // if buffer doesn't have enough space for the new uri, |
|
642 // discard current URI and all following URIs |
|
643 else |
|
644 { |
|
645 iHarvestingPrioritizationLimit = maxBufferSize; |
|
646 return EFalse; |
|
647 } |
|
648 } |
|
649 return EFalse; |
|
650 } |
|
651 |
|
652 TBool CMdSServer::StartAddingHarvestingPrioritizationUrisL() |
|
653 { |
|
654 if( !iHarvestingPrioritizationLocked && |
|
655 iHarvestingPrioritizationObserver.IsNull() == EFalse && |
|
656 iHarvestingPrioritizationSerializationBuffer ) |
|
657 { |
|
658 iHarvestingPrioritizationLocked = ETrue; |
|
659 |
|
660 // add URI count to harvesting prioritization buffer |
|
661 iHarvestingPrioritizationSerializationBuffer->PositionL( 0 ); |
|
662 iHarvestingPrioritizationSerializationBuffer->InsertL( |
|
663 iHarvestingPrioritizationUriCount ); |
|
664 |
|
665 iHarvestingPrioritizationBufferUriCount = 0; |
|
666 |
|
667 // set URI offset to position of the first URI |
|
668 iHarvestingPrioritizationBufferUriOffset = |
|
669 CMdCSerializationBuffer::KRequiredSizeForTInt32 + |
|
670 CMdCSerializationBuffer::KRequiredSizeForTUint32 * |
|
671 iHarvestingPrioritizationUriCount; |
|
672 |
|
673 return ETrue; |
|
674 } |
|
675 |
|
676 return EFalse; |
|
677 } |
|
678 |
|
679 TBool CMdSServer::AddHarvestingPrioritizationUriL( TDesC16& aUri ) |
|
680 { |
|
681 if( iHarvestingPrioritizationObserver.IsNull() == EFalse && |
|
682 iHarvestingPrioritizationSerializationBuffer ) |
|
683 { |
|
684 const TUint32 offset = |
|
685 CMdCSerializationBuffer::KRequiredSizeForTInt32 + |
|
686 CMdCSerializationBuffer::KRequiredSizeForTUint32 * |
|
687 iHarvestingPrioritizationBufferUriCount; |
|
688 |
|
689 iHarvestingPrioritizationSerializationBuffer->PositionL( offset ); |
|
690 iHarvestingPrioritizationSerializationBuffer->InsertL( |
|
691 iHarvestingPrioritizationBufferUriOffset ); |
|
692 |
|
693 // move to URI offset, insert URI and get new URI offset |
|
694 iHarvestingPrioritizationSerializationBuffer->PositionL( |
|
695 iHarvestingPrioritizationBufferUriOffset ); |
|
696 iHarvestingPrioritizationBufferUriOffset = |
|
697 iHarvestingPrioritizationSerializationBuffer->InsertL( aUri ); |
|
698 |
|
699 iHarvestingPrioritizationBufferUriCount++; |
|
700 |
|
701 return ETrue; |
|
702 } |
|
703 return EFalse; |
|
704 } |
|
705 |
|
706 void CMdSServer::NotifyHarvestingPrioritizationObserver( TInt aStatus ) const |
|
707 { |
|
708 if( !iHarvestingPrioritizationObserver.IsNull() ) |
|
709 { |
|
710 RThread clientThread; |
|
711 iHarvestingPrioritizationObserver.Client( clientThread ); |
|
712 TExitType exitType = clientThread.ExitType(); |
|
713 if( EExitPending == exitType ) |
|
714 { |
|
715 iHarvestingPrioritizationObserver.Complete( aStatus ); |
|
716 } |
|
717 clientThread.Close(); |
|
718 } |
|
719 } |
|
720 |
|
721 TInt CMdSServer::RunError( TInt aError ) |
|
722 { |
|
723 __LOG1( ELogAlways, "Server::RunError %d", aError ); |
|
724 |
|
725 if ( aError == KErrBadDescriptor ) |
|
726 { |
|
727 // A bad descriptor error implies a badly programmed client, |
|
728 // so panic it; otherwise report the error to the client |
|
729 PanicClient( Message(), KErrBadDescriptor ); |
|
730 } |
|
731 else |
|
732 { |
|
733 Message().Complete( aError ); |
|
734 } |
|
735 |
|
736 // The leave will result in an early return from CServer::RunL(), skipping |
|
737 // the call to request another message. So do that now in order to keep the |
|
738 // server running. |
|
739 ReStart(); |
|
740 |
|
741 return KErrNone; // Handled the error fully |
|
742 } |
|
743 |
|
744 |
|
745 |
|
746 void CMdSServer::PanicClient( const RMessage2& aMessage, TInt aPanic ) |
|
747 { |
|
748 __LOG1( ELogAlways, "Server::PanicClient %d", aPanic ); |
|
749 aMessage.Panic( KMetadataEngine, aPanic ); |
|
750 } |
|
751 |
|
752 |
|
753 void CMdSServer::PanicServer( TMetadataPanic aPanic ) |
|
754 { |
|
755 __LOG1( ELogAlways, "Server::PanicServer %d", aPanic ); |
|
756 MMdCCommon::Panic( aPanic ); |
|
757 } |
|
758 |
|
759 void CMdSServer::ThreadFunctionL() |
|
760 { |
|
761 User::LeaveIfError(User::RenameThread(KMdSServerName)); |
|
762 // Construct active scheduler |
|
763 CActiveScheduler* activeScheduler = new ( ELeave ) CActiveScheduler; |
|
764 CleanupStack::PushL( activeScheduler ); |
|
765 |
|
766 // Install active scheduler |
|
767 // We don't need to check whether an active scheduler is already installed |
|
768 // as this is a new thread, so there won't be one |
|
769 CActiveScheduler::Install( activeScheduler ); |
|
770 |
|
771 // Construct our server |
|
772 CMdSServer::NewLC(); // Anonymous |
|
773 |
|
774 RProcess::Rendezvous(KErrNone); |
|
775 |
|
776 // Start handling requests |
|
777 CActiveScheduler::Start(); |
|
778 |
|
779 CleanupStack::PopAndDestroy( 2, activeScheduler ); |
|
780 } |
|
781 |
|
782 |
|
783 TInt CMdSServer::ThreadFunction( TAny* /*aNone*/ ) |
|
784 { |
|
785 CTrapCleanup* cleanupStack = CTrapCleanup::New(); |
|
786 if ( !( cleanupStack ) ) |
|
787 { |
|
788 PanicServer( ECreateTrapCleanup ); |
|
789 } |
|
790 |
|
791 TRAPD( err, ThreadFunctionL() ); |
|
792 if ( err != KErrNone ) |
|
793 { |
|
794 PanicServer( ESrvCreateServer ); |
|
795 } |
|
796 |
|
797 delete cleanupStack; |
|
798 cleanupStack = NULL; |
|
799 |
|
800 return KErrNone; |
|
801 } |
|
802 |
|
803 |
|
804 // Backup & restore methods |
|
805 void CMdSServer::HandleBackup() |
|
806 { |
|
807 iBackupOrRestoreRunning = ETrue; |
|
808 |
|
809 // Free resources for back up. |
|
810 iManipulate->GarbageCollector().Pause(); |
|
811 |
|
812 // disconnect all DB connections |
|
813 CMdSMaintenanceEngine::CloseDatabase(); |
|
814 } |
|
815 |
|
816 void CMdSServer::HandleRestore() |
|
817 { |
|
818 iBackupOrRestoreRunning = ETrue; |
|
819 |
|
820 // Free resources for restore. |
|
821 iManipulate->GarbageCollector().Pause(); |
|
822 |
|
823 // disconnect all DB connections |
|
824 CMdSMaintenanceEngine::CloseDatabase(); |
|
825 |
|
826 // Currently trust that device will reboot after restore. |
|
827 } |
|
828 |
|
829 void CMdSServer::ResumeOperation() |
|
830 { |
|
831 iBackupOrRestoreRunning = EFalse; |
|
832 |
|
833 // Resume normal operation after back up. |
|
834 |
|
835 // restore all DB connections |
|
836 TRAPD( error, CMdSMaintenanceEngine::InitConnectionL() ); |
|
837 |
|
838 // if setting back DB connections fails |
|
839 // something very bad has happened during backup or restore |
|
840 if( KErrNone != error ) |
|
841 { |
|
842 MMdCCommon::Panic( EServerBackupOrRestore ); |
|
843 } |
|
844 |
|
845 // Restore resources |
|
846 iManipulate->GarbageCollector().Resume(); |
|
847 } |
|
848 |
|
849 void CMdSServer::CheckInitSriptL() |
|
850 { |
|
851 RFs fs; |
|
852 User::LeaveIfError( fs.Connect() ); |
|
853 CleanupClosePushL( fs ); |
|
854 |
|
855 RFileReadStream tmpFile; |
|
856 TInt err( KErrNone ); |
|
857 TBuf<KMaxFileName> privatePath; |
|
858 TBuf<KMaxFileName> schema; |
|
859 TBuf<KMaxFileName> defaultImportProfile; |
|
860 TBuf<KMaxFileName> backupRegistration; |
|
861 |
|
862 fs.PrivatePath( privatePath ); |
|
863 |
|
864 schema.Copy( privatePath ); |
|
865 schema.Append( KSchema ); |
|
866 |
|
867 defaultImportProfile.Copy( privatePath ); |
|
868 defaultImportProfile.Append( KDefaultImportProfile ); |
|
869 |
|
870 backupRegistration.Copy( privatePath ); |
|
871 backupRegistration.Append( KBackupRegistration ); |
|
872 |
|
873 CFileMan* fileMan = CFileMan::NewL( fs ); |
|
874 CleanupStack::PushL( fileMan); |
|
875 |
|
876 err = tmpFile.Open( fs, schema, EFileRead | EFileShareAny ); |
|
877 __LOG1( ELogAlways, "open schema.mde %d", err ); |
|
878 tmpFile.Close(); |
|
879 if ( err != KErrNone ) |
|
880 { |
|
881 if ( err == KErrNotFound ) |
|
882 { |
|
883 // Path found but not schema.mde, copy schema.m |
|
884 const TInt error = fileMan->Copy( KSchemaPath, schema, CFileMan::EOverWrite ); |
|
885 __LOG1( ELogAlways, "copy schema.mde %d", error ); |
|
886 } |
|
887 else if ( err == KErrPathNotFound) |
|
888 { |
|
889 // Create private dir |
|
890 fs.CreatePrivatePath( EDriveC ); |
|
891 |
|
892 // Copy schema.mde |
|
893 const TInt error = fileMan->Copy( KSchemaPath, schema, CFileMan::EOverWrite ); |
|
894 __LOG1( ELogAlways, "copy schema.mde %d", error ); |
|
895 } |
|
896 } |
|
897 |
|
898 err = tmpFile.Open( fs, defaultImportProfile, EFileRead | EFileShareAny ); |
|
899 __LOG1( ELogAlways, "open defaultimportprofile.mde %d", err ); |
|
900 tmpFile.Close(); |
|
901 if ( err != KErrNone ) |
|
902 { |
|
903 if ( err == KErrNotFound ) |
|
904 { |
|
905 // Path found but not schema.mde, copy schema.m |
|
906 const TInt error1 = fileMan->Copy( KDefaultImportProfilePath, defaultImportProfile, CFileMan::EOverWrite ); |
|
907 __LOG1( ELogAlways, "copy defaultimportprofile.mde %d", error1 ); |
|
908 } |
|
909 else if ( err == KErrPathNotFound) |
|
910 { |
|
911 // Create private dir |
|
912 fs.CreatePrivatePath( EDriveC ); |
|
913 |
|
914 // Copy schema.mde |
|
915 const TInt error1 = fileMan->Copy( KDefaultImportProfilePath, defaultImportProfile, CFileMan::EOverWrite ); |
|
916 __LOG1( ELogAlways, "copy defaultimportprofile.mde %d", error1 ); |
|
917 } |
|
918 } |
|
919 |
|
920 err = tmpFile.Open( fs, backupRegistration, EFileRead | EFileShareAny ); |
|
921 __LOG1( ELogAlways, "open backup_registration.xml %d", err ); |
|
922 tmpFile.Close(); |
|
923 if ( err != KErrNone ) |
|
924 { |
|
925 if ( err == KErrNotFound ) |
|
926 { |
|
927 // Path found but not schema.mde, copy schema.m |
|
928 const TInt error2 = fileMan->Copy( KBackupRegistrationPath, backupRegistration, CFileMan::EOverWrite ); |
|
929 __LOG1( ELogAlways, "copy backup_registration.xml %d", error2 ); |
|
930 } |
|
931 else if ( err == KErrPathNotFound) |
|
932 { |
|
933 // Create private dir |
|
934 fs.CreatePrivatePath( EDriveC ); |
|
935 |
|
936 // Copy schema.mde |
|
937 const TInt error2 = fileMan->Copy( KBackupRegistrationPath, backupRegistration, CFileMan::EOverWrite ); |
|
938 __LOG1( ELogAlways, "copy backup_registration.xml %d", error2 ); |
|
939 } |
|
940 } |
|
941 |
|
942 CleanupStack::PopAndDestroy( 2 ); //fileman, fs |
|
943 } |
|
944 |
|
945 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
946 |
|
947 TInt E32Main() |
|
948 { |
|
949 __UHEAP_MARK; |
|
950 CTrapCleanup* cleanup=CTrapCleanup::New(); |
|
951 TInt result = KErrNoMemory; |
|
952 if (cleanup) |
|
953 { |
|
954 TRAP(result, CMdSServer::ThreadFunctionL()); |
|
955 delete cleanup; |
|
956 } |
|
957 __UHEAP_MARKEND; |
|
958 return result; |
|
959 } |
|
960 |
|
961 // End of File |
|
962 |