author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 15 Mar 2010 12:41:43 +0200 | |
branch | RCL_3 |
changeset 12 | 8a03a285ab14 |
parent 0 | 95b198f216e5 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: WMDRM Server implementation |
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* |
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*/ |
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|
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|
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#include <e32std.h> |
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#include "slot.h" |
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#include "slotdatacache.h" |
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#include "enumerator.h" |
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#include "slotdata.h" |
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#include "wmdrmserver.h" |
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|
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#define _LOGGING_FILE L"wmdrmserver.txt" |
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|
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#include "flogger.h" |
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#include "logfn.h" |
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|
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#ifdef __WINSCW__ |
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_LIT8( KDummyKey, "0123456789012345" ); |
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#endif |
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|
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_LIT8( KEmptyID, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" ); |
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|
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LOCAL_C void ExtractSlotComponentsL( |
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const TDesC8& aMessageBuffer, |
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TDes8& aStore, |
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TDes8& aNamespace, |
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TDes8& aHashKey, |
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TDes8& aUniqueKey ) |
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{ |
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TInt len; |
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TInt offset; |
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TInt total = aMessageBuffer.Length(); |
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|
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offset = 0; |
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len = aMessageBuffer[offset]; |
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if ( len <= 0 || len > KMaxWmDrmStoreNameSize || offset + len + 1 > total ) |
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{ |
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User::Leave( KErrArgument ); |
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} |
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aStore.Copy( aMessageBuffer.Mid( offset + 1, len ) ); |
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|
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offset += len + 1; |
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if ( offset >= total ) |
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{ |
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User::Leave( KErrArgument ); |
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} |
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len = aMessageBuffer[offset]; |
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if ( len <= 0 || len > KMaxWmDrmNamespaceNameSize || offset + len + 1 > total ) |
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{ |
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User::Leave( KErrArgument ); |
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} |
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aNamespace.Copy( aMessageBuffer.Mid( offset + 1, len ) ); |
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|
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offset += len + 1; |
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if ( offset >= total ) |
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{ |
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User::Leave( KErrArgument ); |
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} |
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len = aMessageBuffer[offset]; |
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if ( len != KWmDrmIdSize || offset + len + 1 > total ) |
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{ |
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User::Leave( KErrArgument ); |
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} |
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aHashKey.Copy( aMessageBuffer.Mid( offset + 1, len ) ); |
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|
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offset += len + 1; |
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if ( offset >= total ) |
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{ |
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User::Leave( KErrArgument ); |
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} |
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len = aMessageBuffer[offset]; |
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if ( len != KWmDrmIdSize || offset + len + 1 > total ) |
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{ |
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User::Leave( KErrArgument ); |
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} |
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aUniqueKey.Copy( aMessageBuffer.Mid( offset + 1, len ) ); |
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if ( aUniqueKey.CompareC( KEmptyID ) == 0 ) |
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{ |
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aUniqueKey.Fill( '0' ); |
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} |
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} |
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96 |
|
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CSlot* CSlot::NewL( CWmDrmServer* aServer, const TDesC8& aMessageBuffer ) |
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98 |
{ |
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CSlot* self = new (ELeave) CSlot(); |
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CleanupStack::PushL( self ); |
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self->ConstructL( aServer, aMessageBuffer ); |
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CleanupStack::Pop( self ); |
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return self; |
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} |
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|
105 |
|
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106 |
CSlot* CSlot::NewL( CWmDrmServer* aServer, CEnumerator* aEnumerator ) |
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107 |
{ |
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108 |
CSlot* self = new (ELeave) CSlot(); |
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|
109 |
CleanupStack::PushL( self ); |
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110 |
self->ConstructL( aServer, aEnumerator ); |
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|
111 |
CleanupStack::Pop( self ); |
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112 |
return self; |
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113 |
} |
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114 |
|
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115 |
void CSlot::ConstructL( |
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116 |
CWmDrmServer* aServer, |
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117 |
const TDesC8& aMessageBuffer ) |
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118 |
{ |
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119 |
LOGFN( "CSlot::ConstructL" ); |
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120 |
ExtractSlotComponentsL( aMessageBuffer, iStore, iNamespace, iHashKey, iUniqueKey ); |
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121 |
iData = aServer->Cache()->GetSlotDataL( iStore, iNamespace, iHashKey, iUniqueKey ); |
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122 |
iDataPosition = 0; |
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123 |
} |
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124 |
|
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125 |
void CSlot::ConstructL( |
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126 |
CWmDrmServer* aServer, |
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127 |
CEnumerator* aEnumerator ) |
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128 |
{ |
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129 |
LOGFN( "CSlot::ConstructL (2)" ); |
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130 |
aEnumerator->GetHashKey( iHashKey ); |
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131 |
aEnumerator->GetUniqueKey( iUniqueKey ); |
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132 |
iStore.Copy( aEnumerator->iStore ); |
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133 |
iNamespace.Copy( aEnumerator->iNamespace ); |
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|
134 |
iData = aServer->Cache()->GetSlotDataL( iStore, iNamespace, iHashKey, iUniqueKey ); |
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135 |
iDataPosition = 0; |
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136 |
} |
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|
137 |
|
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|
138 |
|
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139 |
CSlot::~CSlot() |
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140 |
{ |
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|
141 |
LOGFN( "CSlot::~CSlot" ); |
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142 |
if ( iData != NULL ) |
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|
143 |
{ |
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144 |
iData->Close(); |
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145 |
} |
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146 |
} |
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|
147 |
|
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148 |
void CSlot::CreateL( TInt& aInitialSize ) |
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149 |
{ |
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150 |
LOGFN( "CSlot::CreateL" ); |
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|
151 |
iData->CreateL( aInitialSize ); |
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152 |
} |
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|
153 |
|
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154 |
TInt CSlot::OpenL( TInt& aCurrentSize ) |
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155 |
{ |
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|
156 |
TInt r = KErrNone; |
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|
157 |
|
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|
158 |
LOGFNR( "CSlot::Open", r ); |
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|
159 |
r = iData->OpenL( aCurrentSize ); |
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|
160 |
iDataPosition = 0; |
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161 |
return r; |
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162 |
} |
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|
163 |
|
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164 |
TInt CSlot::SeekL( TInt& aOffset, TSeek aOrigin ) |
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|
165 |
{ |
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|
166 |
TInt r = KErrNone; |
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|
167 |
TInt size; |
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|
168 |
|
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|
169 |
LOGFNR( "CSlot::Seek", r ); |
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|
170 |
if ( iData == NULL ) |
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|
171 |
{ |
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|
172 |
User::Leave( KErrNotReady ); |
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|
173 |
} |
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|
174 |
size = iData->Size(); |
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|
175 |
switch ( aOrigin ) |
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|
176 |
{ |
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|
177 |
case ESeekStart: |
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|
178 |
iDataPosition = aOffset; |
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|
179 |
break; |
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|
180 |
case ESeekEnd: |
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|
181 |
iDataPosition = size + aOffset; |
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|
182 |
break; |
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|
183 |
case ESeekCurrent: |
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|
184 |
iDataPosition += aOffset; |
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|
185 |
break; |
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|
186 |
} |
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|
187 |
iDataPosition = Max( iDataPosition, 0 ); |
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|
188 |
iDataPosition = Min( iDataPosition, size ); |
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|
189 |
LOG5( "Origin: %d, offset: %d, new pos: %d (size: %d)", aOrigin, aOffset, iDataPosition, size ); |
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|
190 |
aOffset = iDataPosition; |
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|
191 |
return r; |
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|
192 |
} |
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diff
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|
193 |
|
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|
194 |
TInt CSlot::Read( TDes8& aBuffer ) |
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|
195 |
{ |
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|
196 |
TInt r = KErrNone; |
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|
197 |
|
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|
198 |
LOGFNR( "CSlot::Read", r ); |
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|
199 |
if ( iData == NULL ) |
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|
200 |
{ |
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diff
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|
201 |
r = KErrNotReady; |
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|
202 |
} |
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|
203 |
else |
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diff
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|
204 |
{ |
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|
205 |
r = iData->Read( iDataPosition, aBuffer ); |
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diff
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|
206 |
} |
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Revision: 200949
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diff
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|
207 |
if ( r == KErrNone ) |
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diff
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|
208 |
{ |
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|
209 |
iDataPosition += aBuffer.Length(); |
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diff
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|
210 |
} |
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Revision: 200949
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diff
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|
211 |
return r; |
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} |
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|
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TInt CSlot::WriteL( const TDesC8& aBuffer ) |
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{ |
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TInt r = KErrNone; |
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|
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LOGFNR( "CSlot::Write", r ); |
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r = iData->WriteL( iDataPosition, aBuffer ); |
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if ( r == KErrNone ) |
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{ |
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iDataPosition += aBuffer.Length(); |
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} |
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return r; |
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} |
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226 |
|
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TInt CSlot::ResizeL( TInt aNewSize ) |
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{ |
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TInt r = KErrNone; |
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LOGFNR( "CSlot::Resize", r ); |
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|
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if ( iData == NULL ) |
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{ |
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r = KErrNotReady; |
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} |
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else |
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{ |
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iData->ResizeL( aNewSize ); |
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if ( iDataPosition > aNewSize - 1 ) |
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{ |
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iDataPosition = aNewSize - 1; |
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} |
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} |
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return r; |
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} |
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|
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TInt CSlot::DeleteL() |
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{ |
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TInt r = KErrNone; |
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|
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LOGFNR( "CSlot::Delete", r ); |
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if ( iData == NULL ) |
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{ |
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r = KErrNotReady; |
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} |
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else |
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257 |
{ |
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r = iData->DeleteL(); |
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} |
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return r; |
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} |
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|
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TInt CSlot::Size() |
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{ |
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TInt r = KErrNone; |
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|
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LOGFNR( "CSlot::Size", r ); |
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if ( iData == NULL ) |
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{ |
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r = KErrNotReady; |
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} |
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else |
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{ |
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r = iData->Size(); |
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} |
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return r; |
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} |
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|
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|
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void CSlot::Close() |
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{ |
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LOGFN( "CSlot::Close" ); |
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if ( iData != NULL ) |
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283 |
{ |
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iData->Close(); |
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iData = NULL; |
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} |
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287 |
} |