1 /* |
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2 * Copyright (c) 2005 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: CXcapCacheSession |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 // INCLUDE FILES |
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22 #include <e32std.h> |
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23 #include <f32file.h> |
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24 #include <badesca.h> |
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25 #include "XcapCacheIndex.h" |
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26 #include "XcapCacheSession.h" |
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27 #include "XcapCacheIndexAdmin.h" |
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28 #include "XcapCacheIndexEntry.h" |
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29 #include "XcapCacheIndexTableEntry.h" |
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30 |
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31 // ================= MEMBER FUNCTIONS ======================= |
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32 // |
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33 |
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34 // ---------------------------------------------------------- |
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35 // CXcapCacheSession::NewL |
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36 // |
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37 // ---------------------------------------------------------- |
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38 // |
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39 CXcapCacheSession* CXcapCacheSession::NewL( CXcapCacheServer* aServer ) |
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40 { |
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41 CXcapCacheSession* self = new( ELeave ) CXcapCacheSession( aServer ); |
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42 CleanupStack::PushL( self ); |
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43 self->ConstructL(); |
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44 CleanupStack::Pop(); |
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45 return self; |
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46 } |
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47 |
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48 // ---------------------------------------------------------- |
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49 // CXcapCacheSession::~CXcapCacheSession |
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50 // |
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51 // ---------------------------------------------------------- |
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52 // |
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53 CXcapCacheSession::~CXcapCacheSession() |
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54 { |
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55 delete iFileManager; |
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56 //Reduce number of active clients within server |
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57 if( iCacheServer ) |
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58 iCacheServer->DropSession(); |
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59 } |
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60 |
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61 // ---------------------------------------------------------- |
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62 // CXcapCacheSession::ServiceL |
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63 // |
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64 // ---------------------------------------------------------- |
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65 // |
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66 void CXcapCacheSession::ServiceL( const RMessage2& aMessage ) |
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67 { |
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68 TInt ret = KErrNone; |
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69 if( Capabilities( aMessage ) ) |
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70 { |
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71 CheckTempBuffer(); |
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72 TRAPD( err, DispatchMessageL( aMessage ) ); |
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73 if( err != KErrNone ) |
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74 ret = err; |
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75 } |
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76 else ret = KErrPermissionDenied; |
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77 aMessage.Complete( ret ); |
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78 #ifdef _DEBUG |
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79 CXcapCacheServer::WriteToLog( _L8( "** Message completed - Error: %d" ), ret ); |
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80 #endif |
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81 } |
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82 |
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83 // ---------------------------------------------------------- |
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84 // CXcapCacheSession::Capabilities |
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85 // |
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86 // ---------------------------------------------------------- |
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87 // |
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88 TBool CXcapCacheSession::Capabilities( const RMessage2& aMessage ) |
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89 { |
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90 return aMessage.HasCapability( ECapabilityReadUserData ) && |
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91 aMessage.HasCapability( ECapabilityWriteUserData ); |
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92 } |
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93 |
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94 // ---------------------------------------------------------- |
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95 // CXcapCacheSession::CheckTempBuffer |
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96 // |
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97 // ---------------------------------------------------------- |
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98 // |
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99 void CXcapCacheSession::CheckTempBuffer() |
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100 { |
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101 if( iTempBuffer ) |
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102 { |
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103 delete iTempBuffer; |
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104 iTempBuffer = NULL; |
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105 } |
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106 } |
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107 |
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108 // ---------------------------------------------------------- |
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109 // CXcapCacheSession::CXcapCacheSession |
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110 // |
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111 // ---------------------------------------------------------- |
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112 // |
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113 CXcapCacheSession::CXcapCacheSession( CXcapCacheServer* aServer ) : |
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114 iCacheServer( aServer ), |
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115 iCacheIndex( *CXcapCacheServer::Index() ), |
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116 iCacheIndexAdmin( *CXcapCacheServer::IndexAdmin() ) |
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117 { |
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118 } |
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119 |
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120 // ---------------------------------------------------------- |
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121 // CXcapCacheSession::ConstructL |
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122 // |
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123 // ---------------------------------------------------------- |
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124 // |
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125 void CXcapCacheSession::ConstructL() |
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126 { |
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127 iCacheServer->AddSession(); |
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128 iFileManager = CFileMan::NewL( iCacheServer->FileSession() ); |
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129 #ifdef _DEBUG |
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130 TInt count = 0; |
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131 iCacheServer->CacheSize( count ); |
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132 #endif |
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133 } |
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134 |
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135 // ---------------------------------------------------------- |
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136 // CXcapCacheSession::PanicClient |
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137 // |
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138 // ---------------------------------------------------------- |
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139 // |
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140 void CXcapCacheSession::PanicClient( TInt aPanic ) |
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141 { |
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142 _LIT( KTxtSessionPanic,"Test Server Session panic"); |
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143 User::Panic( KTxtSessionPanic, aPanic ); |
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144 } |
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145 |
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146 // ---------------------------------------------------------- |
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147 // CXcapCacheSession::DispatchMessageL |
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148 // |
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149 // ---------------------------------------------------------- |
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150 // |
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151 void CXcapCacheSession::DispatchMessageL( const RMessage2& aMessage ) |
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152 { |
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153 switch( aMessage.Function() ) |
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154 { |
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155 case EXcapCacheFetchInfo: |
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156 FetchDocumentInfoL( aMessage ); |
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157 break; |
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158 case EXcapCacheFetchData: |
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159 FetchDocumentContentsL( aMessage ); |
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160 break; |
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161 case EXcapCacheStore: |
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162 { |
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163 TInt entryCount = 0; |
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164 CacheXcapDataL( aMessage ); |
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165 TInt size = iCacheServer->CacheSize( entryCount ); |
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166 CheckUnindexedEntriesL( entryCount ); |
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167 //Recheck the size |
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168 size = iCacheServer->CacheSize( entryCount ); |
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169 const TInt maxSize = iCacheServer->MaxCacheSize(); |
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170 //If there's only one document filling the |
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171 //whole data area, there's not much to be done |
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172 //NOTE: Index & pagefile are always there => 3 |
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173 if( size >= maxSize && entryCount > 3 ) |
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174 { |
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175 #ifdef _DEBUG |
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176 CXcapCacheServer::WriteToLog( _L8( " Cache too large: %d bytes" ), size ); |
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177 #endif |
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178 iCacheIndex.SortEntriesL(); |
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179 const TInt compression( iCacheServer->MaxCacheSize() * KDefaultCompression ); |
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180 //NOTE: Index & pagefile are always there -> 3 |
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181 TBool ready = EFalse; |
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182 while( entryCount > 3 && size > compression && !ready ) |
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183 { |
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184 //The entries have been sorted => FIFO |
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185 CXcapCacheIndexEntry* entry = iCacheIndex.Entry( 0 ); |
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186 if( entry ) |
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187 { |
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188 DeleteFromStorageL( entry->FileName16L() ); |
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189 iCacheIndex.RemoveEntry( 0 ); |
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190 iCacheIndexAdmin.RemoveTableIndex( 0 ); |
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191 FlushCacheDataL(); |
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192 size = iCacheServer->CacheSize( entryCount ); |
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193 } |
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194 else ready = ETrue; |
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195 } |
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196 } |
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197 } |
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198 break; |
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199 case EXcapCacheDelete: |
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200 DeleteCacheDataL( aMessage ); |
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201 break; |
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202 case EXcapCacheCheckValidity: |
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203 CheckValidityL( aMessage ); |
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204 break; |
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205 case EXcapCacheFlush: |
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206 FlushCacheDataL(); |
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207 break; |
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208 default: |
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209 PanicClient( EBadRequest ); |
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210 } |
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211 } |
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212 |
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213 // ---------------------------------------------------------- |
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214 // CXcapCacheSession::CheckUnindexedEntriesL |
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215 // |
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216 // ---------------------------------------------------------- |
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217 // |
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218 void CXcapCacheSession::CheckUnindexedEntriesL( TInt aTotalCount ) |
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219 { |
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220 #ifdef _DEBUG |
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221 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheSession::CheckUnindexedEntriesL()" ) ); |
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222 CXcapCacheServer::WriteToLog( _L8( " Total count: %d" ), aTotalCount ); |
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223 #endif |
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224 const TInt indexed = iCacheIndex.EntryCount(); |
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225 #ifdef _DEBUG |
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226 CXcapCacheServer::WriteToLog( _L8( " Indexed entries: %d" ), indexed ); |
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227 #endif |
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228 if( aTotalCount > indexed + 2 ) //index + pagefile = 2 |
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229 { |
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230 CDesC16ArraySeg* array = new ( ELeave ) CDesC16ArraySeg( indexed ); |
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231 CleanupStack::PushL( array ); |
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232 array->AppendL( KCacheServerIndexF() ); |
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233 array->AppendL( KCacheServerPageFileF() ); |
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234 for( TInt i = 0;i < indexed;i++ ) |
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235 { |
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236 const TChar delimiter = 92; |
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237 TPtrC temp( iCacheIndex.Entry( i )->FileName16L() ); |
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238 TPtrC entry( temp.Right( temp.LocateReverse( delimiter ) + 1 ) ); |
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239 array->AppendL( entry ); |
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240 } |
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241 DeleteExcessL( *array ); |
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242 array->Reset(); |
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243 CleanupStack::PopAndDestroy(); //array |
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244 } |
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245 } |
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246 |
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247 // ---------------------------------------------------------- |
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248 // CXcapCacheSession::DeleteExcessL |
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249 // |
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250 // ---------------------------------------------------------- |
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251 // |
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252 void CXcapCacheSession::DeleteExcessL( const MDesC16Array& aIndexedEntries ) |
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253 { |
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254 #ifdef _DEBUG |
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255 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheSession::DeleteExcessL()" ) ); |
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256 #endif |
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257 CDir* directory = NULL; |
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258 RFs& session = CXcapCacheServer::FileSession(); |
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259 User::LeaveIfError( session.GetDir( KCacheServerRoot, KEntryAttNormal, |
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260 ESortNone, directory ) ); |
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261 CleanupStack::PushL( directory ); |
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262 const TInt count = directory->Count(); |
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263 for( TInt i = 0;i < count;i++ ) |
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264 { |
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265 TPtrC targetName( ( *directory )[i].iName ); |
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266 if( !IsIndexed( aIndexedEntries, targetName ) ) |
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267 { |
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268 HBufC* fileName = HBufC::NewLC( targetName.Length() + |
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269 KCacheServerRoot().Length() ); |
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270 fileName->Des().Copy( KCacheServerRoot ); |
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271 fileName->Des().Append( targetName ); |
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272 TPtrC name( fileName->Des() ); |
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273 User::LeaveIfError( iFileManager->Delete( name ) ); |
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274 CleanupStack::PopAndDestroy(); //fileName |
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275 } |
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276 } |
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277 CleanupStack::PopAndDestroy(); //directory |
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278 } |
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279 |
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280 // ---------------------------------------------------------- |
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281 // CXcapCacheSession::IsIndexed |
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282 // |
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283 // ---------------------------------------------------------- |
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284 // |
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285 TBool CXcapCacheSession::IsIndexed( const MDesC16Array& aIndexedEntries, const TDesC& aFileName ) |
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286 { |
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287 #ifdef _DEBUG |
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288 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheSession::IsIndexed()" ) ); |
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289 #endif |
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290 TBool indexed = EFalse; |
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291 const TInt count = aIndexedEntries.MdcaCount(); |
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292 for( TInt i = 0;!indexed && i < count;i++ ) |
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293 { |
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294 if( aIndexedEntries.MdcaPoint( i ).Compare( aFileName ) == 0 ) |
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295 { |
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296 indexed = ETrue; |
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297 } |
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298 } |
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299 return indexed; |
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300 } |
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301 |
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302 // ---------------------------------------------------------- |
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303 // CXcapCacheSession::ReadMsgParamLC |
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304 // |
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305 // ---------------------------------------------------------- |
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306 // |
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307 HBufC* CXcapCacheSession::ReadMsgParam16LC( TInt aMsgIndex, const RMessage2& aMessage ) |
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308 { |
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309 #ifdef _DEBUG |
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310 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheServer::ReadMsgParam16LC()" ) ); |
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311 #endif |
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312 TInt length = aMessage.GetDesLength( aMsgIndex ); |
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313 HBufC* buffer = HBufC::NewLC( length ); |
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314 TPtr descriptor( buffer->Des() ); |
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315 aMessage.ReadL( aMsgIndex, descriptor ); |
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316 return buffer; |
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317 } |
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318 |
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319 // ---------------------------------------------------------- |
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320 // CXcapCacheSession::ReadMsgParam8LC |
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321 // |
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322 // ---------------------------------------------------------- |
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323 // |
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324 HBufC8* CXcapCacheSession::ReadMsgParam8LC( TInt aMsgIndex, const RMessage2& aMessage ) |
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325 { |
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326 #ifdef _DEBUG |
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327 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheServer::ReadMsgParam8LC()" ) ); |
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328 #endif |
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329 TInt length = aMessage.GetDesLength( aMsgIndex ); |
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330 HBufC8* buffer = HBufC8::NewLC( length ); |
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331 TPtr8 descriptor( buffer->Des() ); |
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332 aMessage.ReadL( aMsgIndex, descriptor ); |
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333 return buffer; |
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334 } |
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335 |
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336 // ---------------------------------------------------------- |
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337 // CXcapCacheSession::CheckValidityL |
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338 // |
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339 // ---------------------------------------------------------- |
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340 // |
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341 void CXcapCacheSession::CheckValidityL( const RMessage2& aMessage ) |
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342 { |
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343 #ifdef _DEBUG |
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344 CXcapCacheServer::WriteToLog( _L8( "** CXcapCacheServer::CheckValidityL()" ) ); |
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345 #endif |
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346 TPtrC8 etag( ReadMsgParam8LC( 0, aMessage )->Des() ); |
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347 TPtrC name( ReadMsgParam16LC( 1, aMessage )->Des() ); |
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348 TPtrC8 root( ReadMsgParam8LC( 2, aMessage )->Des() ); |
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349 TInt tableIndex = KErrNotFound; |
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350 CXcapCacheIndexTableEntry* tableEntry = iCacheIndexAdmin.FindL( tableIndex, root, name ); |
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351 if( tableEntry != NULL ) |
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352 { |
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353 CXcapCacheIndexEntry* entry = iCacheIndex.Entry( tableEntry->Index() ); |
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354 User::Leave( entry->ETag().Compare( etag ) == 0 ? KErrNone : KErrGeneral ); |
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355 } |
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356 else User::Leave( KErrNotFound ); |
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357 CleanupStack::PopAndDestroy( 3 ); //root, name, etag |
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358 } |
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359 |
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360 // ---------------------------------------------------------- |
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361 // CXcapCacheSession::DeleteCacheDataL |
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362 // |
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363 // ---------------------------------------------------------- |
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364 // |
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365 void CXcapCacheSession::DeleteCacheDataL( const RMessage2& aMessage ) |
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366 { |
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367 #ifdef _DEBUG |
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368 CXcapCacheServer::WriteToLog( _L8( "** CXcapCacheServer::DeleteCacheDataL()" ) ); |
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369 #endif |
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370 TCacheEntryInfo header; |
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371 TPckg<TCacheEntryInfo> pack( header ); |
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372 aMessage.ReadL( 0, pack ); |
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373 TInt tableIndex = KErrNotFound; |
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374 CXcapCacheIndexTableEntry* tableEntry = |
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375 iCacheIndexAdmin.FindL( tableIndex, *header.iRootUri, *header.iDocumentUri ); |
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376 if( tableEntry ) |
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377 { |
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378 TInt error = KErrNone; |
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379 TInt index( tableEntry->Index() ); |
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380 CXcapCacheIndexEntry* entry = iCacheIndex.Entry( index ); |
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381 error = DeleteFromStorageL( entry->FileName16L() ); |
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382 #ifdef _DEBUG |
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383 CXcapCacheServer::WriteToLog( |
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384 _L8( "CXcapCacheSession::DeleteCacheDataL() - error: %d"), error ); |
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385 #endif |
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386 iCacheIndex.RemoveEntry( index ); |
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387 iCacheIndexAdmin.RemoveTableIndex( tableIndex ); |
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388 FlushCacheDataL(); |
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389 } |
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390 else User::Leave( KErrNotFound ); |
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391 } |
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392 |
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393 // ---------------------------------------------------------- |
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394 // CXcapCacheSession::FetchDocumentInfoL |
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395 // |
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396 // ---------------------------------------------------------- |
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397 // |
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398 void CXcapCacheSession::FetchDocumentInfoL( const RMessage2& aMessage ) |
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399 { |
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400 #ifdef _DEBUG |
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401 CXcapCacheServer::WriteToLog( _L8( "** CXcapCacheServer::FetchDocumentInfoL()" ) ); |
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402 #endif |
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403 TInt error = KErrNone; |
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404 //Read info header |
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405 TCacheEntryInfo header; |
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406 TPckg<TCacheEntryInfo> pack( header ); |
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407 aMessage.ReadL( 0, pack ); |
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408 TPtrC name( ReadMsgParam16LC( 2, aMessage )->Des() ); |
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409 TPtrC8 root( ReadMsgParam8LC( 3, aMessage )->Des() ); |
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410 TInt tableIndex = KErrNotFound; |
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411 #ifdef _DEBUG |
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412 HBufC8* temp = HBufC8::NewLC( name.Length() ); |
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413 TPtr8 tempDesc( temp->Des() ); |
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414 tempDesc.Copy( name ); |
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415 CXcapCacheServer::WriteToLog( _L8( " Root: %S" ), &root ); |
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416 CXcapCacheServer::WriteToLog( _L8( " Document: %S" ), &tempDesc ); |
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417 CleanupStack::PopAndDestroy(); //temp |
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418 #endif |
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419 CXcapCacheIndexTableEntry* tableEntry = iCacheIndexAdmin.FindL( tableIndex, root, name ); |
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420 if( tableEntry != NULL ) |
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421 { |
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422 TInt index = tableEntry->Index(); |
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423 CXcapCacheIndexEntry* entry = iCacheIndex.Entry( index ); |
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424 TPtrC8 eTag = entry->ETag(); |
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425 header.iDataLength = entry->XmlSize(); |
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426 header.iLastAccess = entry->LastAccess(); |
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427 header.iLastUpdate = entry->LastModified(); |
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428 TPckgC<TCacheEntryInfo> package( header ); |
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429 TRAP( error, aMessage.WriteL( 0, package ) ); |
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430 #ifdef _DEBUG |
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431 CXcapCacheServer::WriteToLog( _L8( " Write header: %d" ), error ); |
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432 #endif |
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433 TRAP( error, aMessage.WriteL( 1, eTag ) ); |
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434 #ifdef _DEBUG |
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435 CXcapCacheServer::WriteToLog( _L8( " Write ETag: %d" ), error ); |
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436 #endif |
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437 } |
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438 else User::Leave( KErrNotFound ); |
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439 CleanupStack::PopAndDestroy( 2 ); //root, name |
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440 } |
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441 |
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442 // ---------------------------------------------------------- |
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443 // CXcapCacheSession::FetchDocumentContentsL |
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444 // |
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445 // ---------------------------------------------------------- |
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446 // |
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447 void CXcapCacheSession::FetchDocumentContentsL( const RMessage2& aMessage ) |
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448 { |
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449 #ifdef _DEBUG |
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450 CXcapCacheServer::WriteToLog( _L8( "** CXcapCacheServer::FetchDocumentContentsL()" ) ); |
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451 #endif |
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452 TPtrC name( ReadMsgParam16LC( 0, aMessage )->Des() ); |
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453 TPtrC8 root( ReadMsgParam8LC( 1, aMessage )->Des() ); |
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454 #ifdef _DEBUG |
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455 HBufC8* document = HBufC8::NewLC( name.Length() ); |
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456 TPtr8 docDesc( document->Des() ); |
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457 docDesc.Copy( name ); |
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458 CXcapCacheServer::WriteToLog( _L8( " Document: %S" ), &docDesc ); |
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459 CXcapCacheServer::WriteToLog( _L8( " Root URI: %S" ), &root ); |
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460 CleanupStack::PopAndDestroy(); //document |
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461 #endif |
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462 TInt tableIndex = KErrNotFound; |
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463 CXcapCacheIndexTableEntry* tableEntry = iCacheIndexAdmin.FindL( tableIndex, root, name ); |
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464 if( tableEntry != NULL ) |
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465 { |
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466 CXcapCacheIndexEntry* entry = iCacheIndex.Entry( tableEntry->Index() ); |
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467 iTempBuffer = ReadFromStorageL( entry->FileName16L() ); |
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468 TPtrC8 dataDesc = iTempBuffer->Des(); |
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469 aMessage.Write( 2, dataDesc ); |
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470 } |
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471 else User::Leave( KErrNotFound ); |
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472 CleanupStack::PopAndDestroy( 2 ); //name, root |
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473 } |
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474 |
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475 // ---------------------------------------------------------- |
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476 // CXcapCacheSession::CacheXcapData |
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477 // |
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478 // ---------------------------------------------------------- |
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479 // |
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480 void CXcapCacheSession::CacheXcapDataL( const RMessage2& aMessage ) |
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481 { |
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482 #ifdef _DEBUG |
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483 CXcapCacheServer::WriteToLog( _L8( "** CXcapCacheServer::CacheXcapDataL()" ) ); |
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484 #endif |
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485 TPtrC doc( ReadMsgParam16LC( 0, aMessage )->Des() ); |
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486 TPtrC8 root( ReadMsgParam8LC( 1, aMessage )->Des() ); |
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487 TPtrC8 etag( ReadMsgParam8LC( 2, aMessage )->Des() ); |
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488 TPtrC8 data( ReadMsgParam8LC( 3, aMessage )->Des() ); |
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489 #ifdef _DEBUG |
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490 HBufC8* document = HBufC8::NewLC( doc.Length() ); |
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491 TPtr8 docDesc( document->Des() ); |
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492 docDesc.Copy( doc ); |
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493 CXcapCacheServer::WriteToLog( _L8( " Document: %S" ), &docDesc ); |
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494 CXcapCacheServer::WriteToLog( _L8( " ETag: %S" ), &etag ); |
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495 CXcapCacheServer::WriteToLog( _L8( " Root URI: %S" ), &root ); |
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496 CXcapCacheServer::WriteToLog( _L8( " Data: %d bytes" ), data.Length() ); |
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497 CleanupStack::PopAndDestroy(); //document |
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498 #endif |
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499 TInt tableIndex = KErrNotFound; |
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500 TCacheEntryInfo header; |
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501 header.iEtag = &etag; |
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502 header.iRootUri = &root; |
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503 header.iRespData = &data; |
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504 header.iDocumentUri = &doc; |
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505 header.iDataLength = data.Length(); |
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506 CXcapCacheIndexTableEntry* tableEntry = iCacheIndexAdmin.FindL( tableIndex, root, doc ); |
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507 CXcapCacheIndexEntry* entry = NULL; |
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508 if( tableEntry != NULL ) |
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509 { |
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510 entry = iCacheIndex.Entry( tableEntry->Index() ); |
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511 entry->UpdateEntryL( &header ); |
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512 } |
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513 else |
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514 { |
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515 entry = CXcapCacheIndexEntry::NewL( &header ); |
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516 CleanupStack::PushL( entry ); |
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517 TInt index = iCacheIndex.UpdateIndexL( entry ); |
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518 CleanupStack::Pop(); //entry |
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519 iCacheIndexAdmin.UpdateIndexTableL( index, &header ); |
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520 } |
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521 CleanupStack::PopAndDestroy( 4 ); //data, etag, root, name |
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522 FlushCacheDataL(); |
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523 } |
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524 |
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525 // ---------------------------------------------------------- |
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526 // CXcapCacheSession::FlushCacheDataL |
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527 // |
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528 // ---------------------------------------------------------- |
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529 // |
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530 void CXcapCacheSession::FlushCacheDataL() |
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531 { |
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532 #ifdef _DEBUG |
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533 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheServer::FlushCacheDataL()" ) ); |
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534 #endif |
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535 iCacheIndex.StoreCacheDataL(); |
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536 iCacheIndexAdmin.StoreIndexTableL(); |
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537 } |
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538 |
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539 // ---------------------------------------------------------- |
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540 // CXcapCacheSession::DeleteFromStorageL |
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541 // |
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542 // ---------------------------------------------------------- |
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543 // |
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544 TInt CXcapCacheSession::DeleteFromStorageL( const TDesC& aFileName ) |
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545 { |
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546 #ifdef _DEBUG |
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547 HBufC8* name = HBufC8::NewLC( aFileName.Length() ); |
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548 TPtr8 nameDesc( name->Des() ); |
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549 nameDesc.Copy( aFileName ); |
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550 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheServer::DeleteFromStorageL() - Filename: %S" ), &nameDesc ); |
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551 CleanupStack::PopAndDestroy(); //name |
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552 #endif |
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553 TInt error = iFileManager->Delete( aFileName ); |
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554 return error; |
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555 } |
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556 |
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557 // ---------------------------------------------------------- |
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558 // CXcapCacheSession::FlushCacheDataL |
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559 // |
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560 // ---------------------------------------------------------- |
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561 // |
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562 HBufC8* CXcapCacheSession::ReadFromStorageL( const TDesC& aFileName ) |
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563 { |
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564 #ifdef _DEBUG |
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565 HBufC8* name = HBufC8::NewLC( aFileName.Length() ); |
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566 TPtr8 nameDesc( name->Des() ); |
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567 nameDesc.Copy( aFileName ); |
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568 CXcapCacheServer::WriteToLog( _L8( "CXcapCacheServer::ReadFromStorageL() - Filename: %S" ), &nameDesc ); |
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569 CleanupStack::PopAndDestroy(); //name |
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570 #endif |
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571 RFile file; |
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572 HBufC8* data = NULL; |
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573 User::LeaveIfError( file.Open( CXcapCacheServer::FileSession(), aFileName, EFileRead ) ); |
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574 CleanupClosePushL( file ); |
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575 TInt size = 0; |
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576 User::LeaveIfError( file.Size( size ) ); |
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577 data = HBufC8::NewL( size ); |
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578 TPtr8 pointer( data->Des() ); |
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579 file.Read( pointer ); |
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580 CleanupStack::PopAndDestroy(); //file |
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581 return data; |
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582 } |
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583 |
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584 |
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585 |
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586 |
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587 |
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588 |
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