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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 #include "MemSpyEngineHelperSysMemTrackerEntries.h" |
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19 |
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20 // System includes |
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21 #include <e32base.h> |
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22 #include <badesca.h> |
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23 |
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24 // Driver includes |
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25 #include <memspy/driver/memspydriverclient.h> |
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26 |
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27 // User includes |
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28 #include <memspy/engine/memspyengine.h> |
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29 #include <memspy/engine/memspyengineutils.h> |
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30 #include <memspy/engine/memspyenginehelperheap.h> |
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31 #include <memspy/engine/memspyenginehelperchunk.h> |
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32 #include <memspy/engine/memspyengineobjectthread.h> |
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33 #include <memspy/engine/memspyengineobjectprocess.h> |
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34 #include <memspy/engine/memspyengineobjectcontainer.h> |
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35 #include <memspy/engine/memspyenginehelpercodesegment.h> |
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36 #include "MemSpyEngineHelperSysMemTrackerImp.h" |
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37 #include <memspy/engine/memspyenginehelpersysmemtrackercycle.h> |
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38 #include <memspy/engine/memspyenginehelpersysmemtrackerconfig.h> |
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39 |
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40 |
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41 |
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42 |
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43 CMemSpyEngineHelperSysMemTrackerEntry::CMemSpyEngineHelperSysMemTrackerEntry( CMemSpyEngineHelperSysMemTrackerImp& aTracker, TMemSpyEngineSysMemTrackerType aType ) |
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44 : iTracker( aTracker ), iType( aType ) |
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45 { |
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46 // Entry starts out alive - this also updates it's timestamp |
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47 SetAlive(); |
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48 |
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49 // Entry starts out new by default |
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50 SetNew( ETrue ); |
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51 } |
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52 |
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53 |
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54 TUint64 CMemSpyEngineHelperSysMemTrackerEntry::Key() const |
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55 { |
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56 const TUint32 val = ( Type() << 28 ); |
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57 TUint64 ret = val; |
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58 ret <<= 32; |
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59 ret += Handle(); |
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60 return ret; |
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61 } |
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62 |
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63 |
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64 void CMemSpyEngineHelperSysMemTrackerEntry::HandleNewCycleL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle ) |
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65 { |
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66 __ASSERT_ALWAYS( !( IsNew() && IsDead() ), User::Panic(_L("MemSpySysMemT"), __LINE__ ) ); |
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67 |
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68 // First of all, if the item is not dead, then we can update the cycle stats |
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69 if ( IsAlive() ) |
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70 { |
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71 UpdateCycleStatistics( aCycle ); |
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72 } |
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73 |
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74 // We create change descriptors only if the item has changed state in some way. |
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75 // I.e.: |
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76 // |
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77 // 1) If the entry is new or is dead, then we will require a change descriptor. |
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78 // 2) If the entry has changed, we'll require a change descriptor. |
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79 // |
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80 // Case (1) |
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81 if ( IsNew() || IsDead() ) |
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82 { |
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83 CreateChangeDescriptorL( aCycle ); |
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84 } |
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85 else |
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86 { |
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87 // Case (2) |
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88 const TBool hasChanged = HasChangedL( aCycle.Config() ); |
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89 if ( hasChanged ) |
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90 { |
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91 CreateChangeDescriptorL( aCycle ); |
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92 } |
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93 } |
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94 } |
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95 |
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96 |
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97 CMemSpyEngine& CMemSpyEngineHelperSysMemTrackerEntry::Engine() |
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98 { |
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99 return iTracker.Engine(); |
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100 } |
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101 |
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102 |
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103 void CMemSpyEngineHelperSysMemTrackerEntry::UpdateTime() |
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104 { |
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105 iLastUpdateTime.HomeTime(); |
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106 } |
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107 |
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108 |
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109 void CMemSpyEngineHelperSysMemTrackerEntry::UpdateFromL( const CMemSpyEngineHelperSysMemTrackerEntry& /*aEntry*/ ) |
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110 { |
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111 } |
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112 |
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113 |
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114 TBool CMemSpyEngineHelperSysMemTrackerEntry::HasChangedL( const TMemSpyEngineHelperSysMemTrackerConfig& /*aConfig*/ ) const |
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115 { |
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116 // This item does not internally change state once created |
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117 return EFalse; |
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118 } |
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119 |
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120 |
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121 void CMemSpyEngineHelperSysMemTrackerEntry::CreateChangeDescriptorL( CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ ) |
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122 { |
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123 } |
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124 |
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125 |
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126 void CMemSpyEngineHelperSysMemTrackerEntry::UpdateCycleStatistics( CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ ) |
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127 { |
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128 } |
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129 |
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130 |
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131 |
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132 |
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133 |
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134 |
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135 |