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1 /* |
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2 * Copyright (c) 2002 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: Implementation of class CPEngStorageSession |
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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 Files |
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20 #include <e32base.h> |
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21 #include "CPEngStorageSession.h" |
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22 #include "MPEngStorageServer.h" |
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23 #include "CPEngStorageSubSession.h" |
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24 #include "CPEngAdminSubSession.h" |
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25 #include "RPEngMessage.h" |
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26 #include "PEngStorageServerCommon.h" |
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27 #include "PEngInternalGlobalConsts.h" |
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28 |
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29 // ============================ MEMBER FUNCTIONS =============================== |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // CPEngStorageSession::CPEngStorageSession |
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33 // C++ default constructor can NOT contain any code, that might leave. |
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34 // ----------------------------------------------------------------------------- |
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35 // |
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36 CPEngStorageSession::CPEngStorageSession( MPEngStorageServer& aServer ) |
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37 : iStorageServer( aServer ) |
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38 { |
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39 iStorageServer.SessionCreated(); |
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40 } |
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41 |
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42 |
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43 // ----------------------------------------------------------------------------- |
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44 // CPEngStorageSession::ConstructL |
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45 // Symbian 2nd phase constructor can leave. |
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46 // ----------------------------------------------------------------------------- |
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47 // |
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48 void CPEngStorageSession::ConstructL() |
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49 { |
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50 iSubSessions = CObjectIx::NewL(); |
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51 } |
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52 |
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53 |
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54 // Static constructor |
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55 CPEngStorageSession* CPEngStorageSession::NewL( MPEngStorageServer& aServer ) |
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56 { |
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57 CPEngStorageSession* self = CPEngStorageSession::NewLC( aServer ); |
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58 CleanupStack::Pop(); |
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59 |
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60 return self; |
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61 } |
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62 |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CPEngStorageSession::NewLC |
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66 // Symbian 2nd phase constructor can leave.leaves pointer to cleanup-stack |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 CPEngStorageSession* CPEngStorageSession::NewLC( MPEngStorageServer& aServer ) |
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70 { |
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71 CPEngStorageSession* self = new( ELeave ) CPEngStorageSession( aServer ); |
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72 CleanupStack::PushL( self ); |
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73 self->ConstructL(); |
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74 return self; |
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75 } |
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76 |
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77 |
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78 // Destructor (virtual by CBase) |
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79 CPEngStorageSession::~CPEngStorageSession() |
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80 { |
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81 delete iSubSessions; |
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82 iStorageServer.CancelAllSessionRequests( reinterpret_cast<TInt32>( this ) ); |
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83 iStorageServer.SessionDied(); |
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84 |
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85 |
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86 #if _BullseyeCoverage |
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87 cov_write(); |
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88 #endif |
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89 } |
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90 |
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91 |
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92 // ============================================================================= |
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93 // =============== Functions from CSession2 base class ========================= |
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94 // ============================================================================= |
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95 |
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96 // ----------------------------------------------------------------------------- |
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97 // CPEngStorageSession::ServiceL() |
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98 // ----------------------------------------------------------------------------- |
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99 // |
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100 void CPEngStorageSession::ServiceL( const RMessage2 &aMessage ) |
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101 { |
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102 iCompleteMessage = ETrue; |
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103 DispatchMessageL( RPEngMessage( aMessage ) ); |
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104 if ( iCompleteMessage ) |
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105 { |
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106 aMessage.Complete( KErrNone ); |
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107 } |
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108 } |
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109 |
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110 |
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111 // ----------------------------------------------------------------------------- |
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112 // CPEngStorageSession::ServiceError() |
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113 // ----------------------------------------------------------------------------- |
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114 // |
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115 void CPEngStorageSession::ServiceError( const RMessage2& aMessage, TInt aError ) |
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116 { |
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117 aMessage.Complete( aError ); |
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118 } |
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119 |
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120 |
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121 |
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122 // ============================================================================= |
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123 // =============== Private functions of the Session class ====================== |
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124 // ============================================================================= |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CPEngStorageSession::DispatchMessageL() |
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128 // ----------------------------------------------------------------------------- |
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129 // |
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130 void CPEngStorageSession::DispatchMessageL( const RPEngMessage& aMessage ) |
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131 { |
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132 if ( iStorageServer.BackUpActive() ) |
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133 { |
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134 User::Leave( KErrServerBusy ); |
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135 } |
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136 TInt request( aMessage.Function() ); |
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137 switch ( request ) |
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138 { |
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139 /*********************************************************************/ |
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140 /* Server Management */ |
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141 /*********************************************************************/ |
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142 |
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143 // shut down the server |
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144 case EMainSessShutdownServer: |
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145 { |
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146 |
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147 break; |
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148 } |
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149 |
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150 /*********************************************************************/ |
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151 /* Sub Session management */ |
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152 /*********************************************************************/ |
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153 |
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154 // Create new sub-session |
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155 case EMainSessCreateFolderSubSession: |
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156 { |
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157 CreateNewFolderSubSessionL( aMessage ); |
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158 break; |
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159 } |
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160 |
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161 // Create new Administrator sub-session |
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162 case EMainSessCreateAdminSubSession: |
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163 { |
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164 CreateNewAdminSubSessionL( aMessage ); |
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165 break; |
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166 } |
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167 |
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168 // close sub-session |
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169 case EMainSessCloseSubSession: |
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170 { |
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171 RemoveSubSessionL( aMessage.Int3() ); |
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172 break; |
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173 } |
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174 |
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175 /*********************************************************************/ |
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176 /* Global Event Notification */ |
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177 /*********************************************************************/ |
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178 |
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179 // start listening of global event |
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180 case EMainSessListenGlobalEvents: |
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181 { |
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182 iStorageServer.RegisterGlobEventListenerL( aMessage, |
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183 reinterpret_cast<TInt32>( this ) ); |
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184 break; |
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185 } |
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186 |
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187 /*********************************************************************/ |
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188 /* Asynchronous Requests Management */ |
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189 /*********************************************************************/ |
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190 |
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191 // Cancel Asynchronous request Request |
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192 case EMainSessCancelRequest: |
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193 { |
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194 iStorageServer.CancelRequestL( aMessage, |
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195 reinterpret_cast<TInt32>( this ) ); |
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196 break; |
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197 } |
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198 |
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199 // Reload Asynchronous Scout on the Server side |
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200 case EMainSessReloadAsynchronousScout: |
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201 { |
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202 iStorageServer.ReloadAsynchronousScoutL( aMessage, |
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203 reinterpret_cast<TInt32>( this ) ); |
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204 iCompleteMessage = EFalse; |
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205 break; |
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206 } |
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207 |
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208 /*********************************************************************/ |
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209 /* Session Slot Management */ |
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210 /*********************************************************************/ |
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211 |
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212 // Create Session Slot Folder |
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213 case EMainSessCreateSessionFolder: |
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214 { |
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215 iStorageServer.CreateSessionFolderL( aMessage ); |
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216 break; |
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217 } |
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218 |
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219 // Remove Session Slot Folder |
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220 case EMainSessRemoveSessionFolder: |
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221 { |
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222 iStorageServer.RemoveSessionFolderL( aMessage ); |
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223 break; |
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224 } |
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225 |
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226 // Get Session Slot State |
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227 case EMainSessGetSessionState: |
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228 { |
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229 iStorageServer.SessionStateL( aMessage ); |
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230 break; |
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231 } |
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232 |
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233 // Get States of all sessions |
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234 case EMainSessGetAllSessionStates: |
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235 { |
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236 iStorageServer.AllSessionStatesL( aMessage ); |
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237 break; |
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238 } |
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239 |
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240 /*********************************************************************/ |
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241 /* Admin sub session requests */ |
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242 /*********************************************************************/ |
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243 |
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244 // Wipe session slot folder from storage |
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245 case EMainSessWipeSessionFolder: |
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246 { |
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247 iStorageServer.WipeSessionSlotFolderL( aMessage ); |
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248 break; |
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249 } |
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250 |
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251 /*********************************************************************/ |
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252 /* Admin sub session requests */ |
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253 /*********************************************************************/ |
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254 |
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255 // Is this request meant to be for admin client |
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256 case EAdminSubSessNotifyNewEvent: |
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257 case EAdminSubSessCheckAppIdRegistration: |
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258 { |
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259 iCompleteMessage = |
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260 FindAdminSubSessionL( aMessage.Int3() )->DispatchMessageL( |
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261 aMessage, |
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262 request ); |
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263 break; |
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264 } |
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265 |
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266 default: |
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267 { |
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268 // try to handle message in sub-session |
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269 iCompleteMessage = |
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270 FindFolderSubSessionL( aMessage.Int3() )->DispatchMessageL( |
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271 aMessage, |
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272 request ); |
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273 break; |
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274 } |
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275 } |
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276 iCompleteMessage &= aMessage.MessageValid(); |
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277 } |
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278 |
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279 |
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280 |
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281 // ----------------------------------------------------------------------------- |
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282 // CPEngStorageSession::CreateNewSubSessionL() |
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283 // ----------------------------------------------------------------------------- |
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284 // |
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285 void CPEngStorageSession::CreateNewFolderSubSessionL( |
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286 const RPEngMessage& aMessage ) |
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287 { |
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288 CPEngStorageSubSession* subSession = |
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289 CPEngStorageSubSession::NewLC( iStorageServer, |
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290 aMessage, |
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291 reinterpret_cast<TInt32>( this ) ); |
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292 iStorageServer.AddSubSessionL( *subSession ); |
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293 CleanupStack::Pop( ); // subSession |
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294 |
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295 TInt handle( 0 ); |
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296 TRAPD( err, handle = iSubSessions->AddL( subSession ) ); |
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297 if ( err != KErrNone ) |
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298 { |
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299 iStorageServer.RemoveSubSessionL( *subSession ); |
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300 User::Leave( err ); |
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301 } |
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302 |
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303 subSession->SetSubSesionHandle( handle ); |
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304 |
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305 // write back handle of the sub-session |
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306 TPckg<TInt> handlePckg( handle ); |
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307 err = aMessage.WriteOneDescriptor( KMessageSlot3 , |
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308 handlePckg ); |
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309 if ( err != KErrNone ) |
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310 { |
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311 iSubSessions->Remove( handle ); |
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312 PanicClient( aMessage, ESSBadDescriptor ); |
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313 } |
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314 } |
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315 |
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316 |
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317 |
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318 // ----------------------------------------------------------------------------- |
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319 // CPEngStorageSession::CreateAdminSubSessionL() |
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320 // ----------------------------------------------------------------------------- |
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321 // |
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322 void CPEngStorageSession::CreateNewAdminSubSessionL( |
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323 const RPEngMessage& aMessage ) |
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324 { |
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325 CPEngAdminSubSession* subSession = |
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326 CPEngAdminSubSession::NewLC( iStorageServer, |
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327 aMessage, |
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328 reinterpret_cast<TInt32>( this ) ); |
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329 |
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330 iStorageServer.AddSubSessionL( *subSession ); |
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331 CleanupStack::Pop( ); // newSubsSession |
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332 |
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333 TInt handle( 0 ); |
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334 TRAPD( err, handle = iSubSessions->AddL( subSession ) ); |
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335 if ( err != KErrNone ) |
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336 { |
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337 iStorageServer.RemoveSubSessionL( *subSession ); |
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338 User::Leave( err ); |
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339 } |
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340 |
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341 subSession->SetSubSesionHandle( handle ); |
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342 |
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343 // write back handle of the sub-session |
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344 TPckg<TInt> handlePckg( handle ); |
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345 err = aMessage.WriteOneDescriptor( KMessageSlot3, |
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346 handlePckg ); |
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347 if ( err != KErrNone ) |
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348 { |
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349 iSubSessions->Remove( handle ); |
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350 PanicClient( aMessage, ESSBadDescriptor ); |
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351 } |
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352 } |
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353 |
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354 |
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355 |
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356 // ----------------------------------------------------------------------------- |
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357 // CPEngStorageSession::RemoveSubSession() |
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358 // ----------------------------------------------------------------------------- |
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359 // |
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360 void CPEngStorageSession::RemoveSubSessionL( |
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361 TUint aHandle ) |
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362 { |
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363 // this will leave if there is such a sub-session |
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364 iSubSessions->AtL( aHandle ); |
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365 iSubSessions->Remove( aHandle ); |
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366 } |
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367 |
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368 |
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369 // ----------------------------------------------------------------------------- |
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370 // CPEngStorageSession::FindSubSession() |
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371 // ----------------------------------------------------------------------------- |
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372 // |
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373 CPEngStorageSubSession* CPEngStorageSession::FindFolderSubSessionL( |
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374 TUint aHandle ) |
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375 { |
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376 // if there is no sub-session, it leaves with KErrBadHandle |
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377 return static_cast<CPEngStorageSubSession*> ( |
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378 iSubSessions->AtL( aHandle ) ); |
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379 } |
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380 |
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381 |
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382 // ----------------------------------------------------------------------------- |
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383 // CPEngStorageSession::FindAdminSubSessionL() |
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384 // ----------------------------------------------------------------------------- |
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385 // |
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386 CPEngAdminSubSession* CPEngStorageSession::FindAdminSubSessionL( |
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387 TUint aHandle ) |
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388 { |
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389 // if there is no sub-session, it leaves with KErrBadHandle |
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390 return static_cast<CPEngAdminSubSession*> ( |
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391 iSubSessions->AtL( aHandle ) ); |
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392 } |
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393 |
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394 |
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395 // ----------------------------------------------------------------------------- |
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396 // CPEngStorageSession::PanicClient() |
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397 // ----------------------------------------------------------------------------- |
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398 // |
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399 void CPEngStorageSession::PanicClient( const RPEngMessage& aMessage, |
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400 const TInt aPanic ) const |
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401 { |
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402 aMessage.Panic( KStorageSessionName, aPanic ); |
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403 } |
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404 |
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405 |
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406 // End of File |
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407 |
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408 |
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409 |
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410 |
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411 |
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412 |
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413 |
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414 |
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415 |