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 "MemSpyDriverLogChanHeapBase.h" |
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19 |
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20 // System includes |
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21 #include <u32hal.h> |
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22 #include <e32rom.h> |
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23 #include <memspy/driver/memspydriverobjectsshared.h> |
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24 |
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25 // Shared includes |
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26 #include "MemSpyDriverOpCodes.h" |
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27 #include "MemSpyDriverObjectsInternal.h" |
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28 |
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29 // User includes |
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30 #include "MemSpyDriverHeap.h" |
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31 #include "MemSpyDriverUtils.h" |
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32 #include "MemSpyDriverDevice.h" |
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33 #include "MemSpyDriverOSAdaption.h" |
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34 |
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35 // Constants |
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36 const TInt KMemSpyDriverLogChanHeapBaseXferBufferSize = 1024 * 16; |
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37 |
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38 |
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39 |
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40 |
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41 DMemSpyDriverLogChanHeapBase::DMemSpyDriverLogChanHeapBase( DMemSpyDriverDevice& aDevice, DThread& aThread ) |
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42 : DMemSpyDriverLogChanBase( aDevice, aThread ) |
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43 { |
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44 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::DMemSpyDriverLogChanHeapBase() - this: 0x%08x", this )); |
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45 } |
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46 |
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47 |
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48 DMemSpyDriverLogChanHeapBase::~DMemSpyDriverLogChanHeapBase() |
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49 { |
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50 } |
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51 |
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52 |
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53 TInt DMemSpyDriverLogChanHeapBase::Construct() |
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54 { |
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55 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::Construct() - START - this: 0x%08x", this )); |
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56 |
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57 const TInt ret = BaseConstruct( KMemSpyDriverLogChanHeapBaseXferBufferSize ); |
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58 |
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59 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::Construct() - END - this: 0x%08x, err: %d", this, ret )); |
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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 |
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65 |
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66 |
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67 |
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68 |
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69 |
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70 |
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71 |
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72 |
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73 TInt DMemSpyDriverLogChanHeapBase::Request( TInt aFunction, TAny* a1, TAny* a2 ) |
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74 { |
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75 const TInt r = DMemSpyDriverLogChanBase::Request( aFunction, a1, a2 ); |
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76 return r; |
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77 } |
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78 |
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79 |
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89 |
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90 |
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91 DMemSpyDriverLogChanHeapBase::TDrmMatchType DMemSpyDriverLogChanHeapBase::IsDrmThread( DThread& aThread ) |
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92 { |
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93 TDrmMatchType ret = EMatchTypeNone; |
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94 // |
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95 const TUid procUid = aThread.iOwningProcess->iUids.iUid[ 2 ]; |
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96 TRACE( Kern::Printf( "DMemSpyDriverLogChanHeapBase::IsDrmThread() - START - aThread: %O, process uid: 0x%08x", &aThread, procUid.iUid )); |
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97 |
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98 // Some more rudimentary checks based upon process name and |
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99 // known uids. |
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100 TFullName fullName; |
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101 aThread.FullName( fullName ); |
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102 |
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103 // Exclude threads containing "DRM" |
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104 _LIT( KDrmThreadMatchText, "*DRM*" ); |
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105 const TInt matchPos = fullName.MatchF( KDrmThreadMatchText ); |
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106 if ( matchPos >= 0 ) |
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107 { |
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108 TRACE( Kern::Printf( "DMemSpyDriverLogChanHeapBase::IsDrmThread() - found \'DRM\' at pos: %d (%S)", matchPos, &fullName )); |
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109 ret = EMatchTypeName; |
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110 } |
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111 else |
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112 { |
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113 // Some known DRM related process UIDs |
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114 switch( procUid.iUid ) |
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115 { |
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116 case 0x10005A22: // DRMEncryptor.exe |
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117 case 0x01105901: // DRMEncryptor.exe |
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118 case 0x101F85C7: // DRMRightsManager.exe |
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119 case 0x10205CA8: // DcfRepSrv.exe |
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120 case 0x101F51F2: // RightsServer.exe |
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121 case 0x101F6DC5: // DRMHelperServer.exe |
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122 case 0x10282F1B: // wmdrmserver.exe |
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123 ret = EMatchTypeUid; |
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124 break; |
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125 default: |
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126 ret = EMatchTypeNone; |
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127 break; |
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128 } |
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129 } |
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130 |
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131 TRACE( Kern::Printf( "DMemSpyDriverLogChanHeapBase::IsDrmThread() - END - procUid: 0x%08x, matchType: %d", procUid.iUid, ret )); |
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132 return ret; |
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133 } |
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134 |
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169 |
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170 |
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171 void DMemSpyDriverLogChanHeapBase::PrintHeapInfo( const TMemSpyHeapInfo& aInfo ) |
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172 { |
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173 const TMemSpyHeapInfoRHeap& rHeapInfo = aInfo.AsRHeap(); |
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174 //const TMemSpyHeapObjectDataRHeap& rHeapObjectData = rHeapInfo.ObjectData(); |
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175 const TMemSpyHeapStatisticsRHeap& rHeapStats = rHeapInfo.Statistics(); |
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176 const TMemSpyHeapMetaDataRHeap& rHeapMetaData = rHeapInfo.MetaData(); |
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177 |
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178 /* |
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179 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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180 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RAllocator -" ) ); |
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181 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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182 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RAllocator::iAccessCount: %d", rHeapObjectData.iAccessCount ) ); |
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183 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RAllocator::iHandleCount: %d", rHeapObjectData.iHandleCount ) ); |
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184 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RAllocator::iHandles: 0x%08x", rHeapObjectData.iHandles ) ); |
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185 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RAllocator::iFlags: 0x%08x", rHeapObjectData.iFlags ) ); |
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186 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RAllocator::iCellCount: %d", rHeapObjectData.iCellCount ) ); |
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187 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RAllocator::iTotalAllocSize: %d", rHeapObjectData.iTotalAllocSize ) ); |
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188 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - " ) ); |
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189 |
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190 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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191 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap -" ) ); |
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192 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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193 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iMinLength: %d", rHeapObjectData.iMinLength ) ); |
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194 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iMaxLength: %d", rHeapObjectData.iMaxLength ) ); |
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195 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iOffset: %d", rHeapObjectData.iOffset ) ); |
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196 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iGrowBy: %d", rHeapObjectData.iGrowBy ) ); |
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197 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iChunkHandle: 0x%08x", rHeapObjectData.iChunkHandle ) ); |
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198 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iBase: 0x%08x", rHeapObjectData.iBase ) ); |
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199 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iTop: 0x%08x", rHeapObjectData.iTop ) ); |
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200 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iAlign: %d", rHeapObjectData.iAlign ) ); |
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201 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iMinCell: %d", rHeapObjectData.iAlign ) ); |
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202 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iPageSize: %d", rHeapObjectData.iAlign ) ); |
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203 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iFree.next: 0x%08x", rHeapObjectData.iFree.next ) ); |
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204 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iFree.len: %d", rHeapObjectData.iFree.len ) ); |
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205 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iNestingLevel: %d", rHeapObjectData.iNestingLevel ) ); |
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206 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iAllocCount: %d", rHeapObjectData.iAllocCount ) ); |
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207 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iFailType: %d", rHeapObjectData.iFailType ) ); |
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208 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iFailRate: %d", rHeapObjectData.iFailRate ) ); |
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209 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iFailed: %d", rHeapObjectData.iFailed ) ); |
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210 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iFailAllocCount: %d", rHeapObjectData.iFailAllocCount ) ); |
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211 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iRand: %d", rHeapObjectData.iRand ) ); |
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212 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - RHeap::iTestData: 0x%08x", rHeapObjectData.iTestData ) ); |
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213 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - " ) ); |
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214 */ |
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215 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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216 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - Stats (Free) -" ) ); |
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217 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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218 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell count: %d", rHeapStats.StatsFree().TypeCount() ) ); |
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219 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell size: %d", rHeapStats.StatsFree().TypeSize() ) ); |
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220 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell largest: 0x%08x", rHeapStats.StatsFree().LargestCellAddress() ) ); |
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221 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell largest size: %d", rHeapStats.StatsFree().LargestCellSize() ) ); |
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222 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - slack: 0x%08x", rHeapStats.StatsFree().SlackSpaceCellAddress() ) ); |
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223 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - slack size: %d", rHeapStats.StatsFree().SlackSpaceCellSize() ) ); |
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224 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - checksum: 0x%08x", rHeapStats.StatsFree().Checksum() ) ); |
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225 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - " ) ); |
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226 |
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227 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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228 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - Stats (Alloc) -" ) ); |
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229 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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230 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell count: %d", rHeapStats.StatsAllocated().TypeCount() ) ); |
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231 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell size: %d", rHeapStats.StatsAllocated().TypeSize() ) ); |
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232 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell largest: 0x%08x", rHeapStats.StatsAllocated().LargestCellAddress() ) ); |
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233 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell largest size: %d", rHeapStats.StatsAllocated().LargestCellSize() ) ); |
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234 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - " ) ); |
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235 |
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236 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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237 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - Misc. Info -" ) ); |
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238 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() ---------------------------------------------------" ) ); |
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239 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - chunk size: %d", rHeapMetaData.ChunkSize() ) ); |
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240 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - chunk handle: 0x%08x", rHeapMetaData.ChunkHandle() ) ); |
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241 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - chunk base address: 0x%08x", rHeapMetaData.ChunkBaseAddress() ) ); |
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242 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - debug allocator: %d", rHeapMetaData.IsDebugAllocator() ) ); |
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243 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - shared heap: %d", rHeapMetaData.IsSharedHeap() ) ); |
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244 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - user thread: %d", rHeapMetaData.IsUserThread() ) ); |
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245 //TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell header size (free): %d", rHeapMetaData.HeaderSizeFree() ) ); |
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246 //TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - cell header size (alloc): %d", rHeapMetaData.HeaderSizeAllocated() ) ); |
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247 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - heap vTable: 0x%08x", rHeapMetaData.VTable() ) ); |
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248 //TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - heap object size: %d", rHeapMetaData.ClassSize() ) ); |
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249 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - heap size: %d", rHeapMetaData.iHeapSize ) ); |
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250 TRACE( Kern::Printf("DMemSpyDriverLogChanHeapBase::PrintHeapInfo() - allocator address: 0x%08x", rHeapMetaData.iAllocatorAddress ) ); |
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251 } |
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252 |
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253 TInt DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel(RMemSpyDriverRHeapBase& aHeap, TMemSpyHeapInfo* aHeapInfo, TDes8* aTransferBuffer ) |
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254 { |
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255 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel() - START - aTransferBuffer: 0x%08x", aTransferBuffer ) ); |
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256 |
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257 TInt r = KErrNone; |
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258 NKern::ThreadEnterCS(); |
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259 |
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260 // This object holds all of the info we will accumulate for the client. |
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261 TMemSpyHeapInfo masterHeapInfo; |
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262 masterHeapInfo.SetType(aHeap.GetTypeFromHelper()); |
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263 masterHeapInfo.SetTid( 2 ); |
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264 masterHeapInfo.SetPid( 1 ); |
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265 |
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266 // This is the RHeap-specific object that contains all RHeap info |
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267 TMemSpyHeapInfoRHeap& rHeapInfo = masterHeapInfo.AsRHeap(); |
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268 |
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269 |
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270 // When walking the kernel heap we must keep track of the free cells |
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271 // without allocating any more memory (on the kernel heap...) |
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272 // |
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273 // Therefore, we start a stream immediately, which is actually already |
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274 // pre-allocated. |
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275 // |
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276 // Start stream and pad with zero count, which we'll repopulate later on |
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277 // once we know the final score. |
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278 RMemSpyMemStreamWriter stream; |
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279 TInt32* pCount = NULL; |
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280 |
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281 // We must walk the client's heap in order to build statistics |
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282 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - calling heap walker constructor...")); |
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283 RMemSpyDriverHeapWalker heapWalker(aHeap); |
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284 if ( aTransferBuffer ) |
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285 { |
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286 // This will allow us to identify that we're writing directly to the stream |
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287 stream = OpenXferStream(); |
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288 iStackStream = &stream; |
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289 |
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290 // Writer marker value which we'll update after the traversal completes |
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291 pCount = stream.WriteInt32( 0 ); |
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292 |
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293 // Receive cell info as we walk the heap... |
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294 heapWalker.SetObserver( this ); |
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295 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - collecting free cells - iStackStream: 0x%08x, isOpen: %d, pCount: 0x%08x", iStackStream, stream.IsOpen(), pCount )); |
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296 } |
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297 else |
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298 { |
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299 iStackStream = NULL; |
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300 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - not collecting free cells")); |
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301 } |
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302 |
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303 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - locking system..." )); |
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304 NKern::LockSystem(); |
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305 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - disabling interrupts..." )); |
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306 const TInt irq = NKern::DisableAllInterrupts(); |
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307 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - starting traversal..." )); |
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308 |
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309 #if defined( TRACE_TYPE_KERNELHEAP ) |
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310 heapWalker.SetPrintDebug(); |
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311 #endif |
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312 r = heapWalker.Traverse(); |
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313 |
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314 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - restoring interrupts..." )); |
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315 NKern::RestoreInterrupts( irq ); |
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316 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - finished traversal - err: %d, iStackStream: 0x%08x, pCount: 0x%08x, isOpen: %d", r, iStackStream, pCount, ( iStackStream == NULL ? 0 : iStackStream->IsOpen() ) )); |
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317 NKern::UnlockSystem(); |
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318 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - unlocked system" )); |
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319 |
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320 // Write free cells if requested |
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321 if ( r == KErrNone && iStackStream && iStackStream->IsOpen() && pCount ) |
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322 { |
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323 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - final free cell count: %d", iFreeCellCount )); |
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324 *pCount = iFreeCellCount; |
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325 r = stream.WriteAndClose( aTransferBuffer ); |
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326 iStackStream = NULL; |
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327 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - stream commit result: %d", r )); |
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328 } |
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329 |
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330 TMemSpyHeapStatisticsRHeap& rHeapStats = rHeapInfo.Statistics(); |
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331 heapWalker.CopyStatsTo( rHeapStats ); |
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332 |
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333 // Get remaining meta data that isn't stored elsewhere |
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334 TMemSpyHeapMetaDataRHeap& rHeapMetaData = rHeapInfo.MetaData(); |
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335 TFullName chunkName; |
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336 aHeap.Chunk().FullName(chunkName); |
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337 rHeapMetaData.SetChunkName(chunkName); |
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338 rHeapMetaData.SetChunkSize( (TUint) aHeap.Chunk().Size() ); |
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339 rHeapMetaData.SetChunkHandle( &aHeap.Chunk() ); |
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340 rHeapMetaData.SetChunkBaseAddress( OSAdaption().DChunk().GetBase(aHeap.Chunk()) ); |
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341 rHeapMetaData.SetDebugAllocator(aHeap.Helper()->AllocatorIsUdeb()); |
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342 rHeapMetaData.SetUserThread( EFalse ); |
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343 rHeapMetaData.SetSharedHeap( ETrue ); |
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344 rHeapMetaData.iHeapSize = aHeap.Helper()->CommittedSize(); |
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345 rHeapMetaData.iAllocatorAddress = (TAny*)aHeap.Helper()->AllocatorAddress(); |
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346 rHeapMetaData.iMinHeapSize = aHeap.Helper()->MinCommittedSize(); |
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347 rHeapMetaData.iMaxHeapSize = aHeap.Helper()->MaxCommittedSize(); |
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348 |
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349 PrintHeapInfo( masterHeapInfo ); |
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350 |
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351 // Update info ready for writing back to the user-side |
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352 if ( r == KErrNone ) |
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353 { |
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354 // Write results back to user-side |
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355 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel - writing to user-side...")); |
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356 r = Kern::ThreadRawWrite( &ClientThread(), aHeapInfo, &masterHeapInfo, sizeof( TMemSpyHeapInfo ) ); |
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357 } |
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358 |
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359 NKern::ThreadLeaveCS(); |
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360 |
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361 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel() - END - ret: %d", r) ); |
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362 return r; |
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363 } |
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364 |
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365 |
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366 |
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381 TBool DMemSpyDriverLogChanHeapBase::HandleHeapCell(TMemSpyDriverCellType aCellType, TAny* aCellAddress, TInt aLength, TInt /*aNestingLevel*/, TInt /*aAllocNumber*/) |
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382 { |
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383 TInt error = KErrNone; |
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384 // |
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385 if (aCellType & EMemSpyDriverFreeCellMask) |
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386 { |
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387 if ( iStackStream ) |
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388 { |
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389 if ( !iStackStream->IsFull() ) |
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390 { |
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391 ++iFreeCellCount; |
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392 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::HandleHeapCell - writing free cell %d @ 0x%08x, space left: %u", iFreeCellCount, aCellAddress, iStackStream->Remaining() )); |
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393 // |
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394 iStackStream->WriteInt32( aCellType ); |
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395 iStackStream->WriteUint32( reinterpret_cast<TUint32>( aCellAddress ) ); |
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396 iStackStream->WriteInt32( aLength ); |
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397 } |
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398 else |
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399 { |
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400 Kern::Printf( "DMemSpyDriverLogChanHeapBase::HandleHeapCell - Kernel Free Cell stack stream IS FULL!" ); |
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401 error = KErrAbort; |
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402 } |
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403 } |
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404 } |
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405 // |
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406 return ( error == KErrNone ); |
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407 } |
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408 |
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409 |
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410 void DMemSpyDriverLogChanHeapBase::HandleHeapWalkInit() |
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411 { |
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412 iFreeCellCount = 0; |
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413 } |
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414 |
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415 TInt DMemSpyDriverLogChanHeapBase::OpenKernelHeap( RHeapK*& aHeap, DChunk*& aChunk, TDes8* aClientHeapChunkName ) |
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416 { |
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417 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap() - START") ); |
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418 |
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419 // This is what we're searching for... |
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420 RHeapK* kernelHeap = NULL; |
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421 DChunk* kernelHeapChunk = NULL; |
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422 |
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423 // Find the SvHeap chunk.... |
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424 _LIT( KKernelServerHeapChunkName, "SvHeap" ); |
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425 NKern::ThreadEnterCS(); |
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426 |
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427 DObjectCon* chunkContainer = Kern::Containers()[EChunk]; |
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428 chunkContainer->Wait(); |
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429 NKern::LockSystem(); |
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430 const TInt chunkCount = chunkContainer->Count(); |
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431 |
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432 for(TInt i=0; i<chunkCount; i++) |
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433 { |
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434 DChunk* chunk = (DChunk*) (*chunkContainer)[ i ]; |
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435 // |
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436 if ( chunk->NameBuf() ) |
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437 { |
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438 const TInt findResult = chunk->NameBuf()->Find( KKernelServerHeapChunkName ); |
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439 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap - checking chunk: %O against %S => %d", chunk, &KKernelServerHeapChunkName, findResult ) ); |
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440 if ( findResult != KErrNotFound ) |
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441 { |
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442 // Found it. |
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443 kernelHeapChunk = chunk; |
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444 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - found chunk with base: 0x%08x", chunk->iBase ) ); |
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445 break; |
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446 } |
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447 } |
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448 } |
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449 |
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450 NKern::UnlockSystem(); |
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451 chunkContainer->Signal(); |
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452 |
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453 TInt r = KErrNotFound; |
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454 if ( kernelHeapChunk != NULL ) |
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455 { |
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456 #ifndef __WINS__ |
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457 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - kernelHeapChunk: 0x%08x", kernelHeapChunk ) ); |
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458 |
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459 const TRomHeader& romHdr = Epoc::RomHeader(); |
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460 const TRomEntry* primaryEntry = (const TRomEntry*) Kern::SuperPage().iPrimaryEntry; |
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461 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - primaryEntry: 0x%08x, primaryEntry->iAddressLin: 0x%08x", primaryEntry, primaryEntry->iAddressLin ) ); |
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462 const TRomImageHeader* primaryImageHeader = (const TRomImageHeader*) primaryEntry->iAddressLin; |
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463 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - primaryEntry: 0x%08x", primaryImageHeader ) ); |
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464 |
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465 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - TRomImageHeader::iCodeSize: 0x%08x", primaryImageHeader->iCodeSize ) ); |
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466 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - TRomImageHeader::iTextSize: 0x%08x", primaryImageHeader->iTextSize ) ); |
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467 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - TRomImageHeader::iDataSize: 0x%08x", primaryImageHeader->iDataSize ) ); |
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468 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - TRomImageHeader::iBssSize: 0x%08x", primaryImageHeader->iBssSize ) ); |
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469 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - TRomImageHeader::iHeapSizeMin: 0x%08x", primaryImageHeader->iHeapSizeMin ) ); |
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470 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - TRomImageHeader::iHeapSizeMax: 0x%08x", primaryImageHeader->iHeapSizeMax ) ); |
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471 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - TRomImageHeader::iStackSize: 0x%08x", primaryImageHeader->iStackSize ) ); |
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472 |
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473 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - romHdr.iKernDataAddress: 0x%08x", romHdr.iKernDataAddress ) ); |
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474 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - Kern::RoundToPageSize( romHdr.iTotalSvDataSize ): 0x%08x", Kern::RoundToPageSize( romHdr.iTotalSvDataSize ) ) ); |
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475 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - Kern::RoundToPageSize( kernelProcessCreateInfo.iStackSize ): 0x%08x", Kern::RoundToPageSize( primaryImageHeader->iStackSize ) ) ); |
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476 |
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477 TAny* stack = (TAny*)( romHdr.iKernDataAddress + Kern::RoundToPageSize( romHdr.iTotalSvDataSize )); |
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478 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - aStack: 0x%08x", stack ) ); |
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479 |
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480 // NB: This is supposed to be Kern::RoundToPageSize( kernelProcessCreateInfo.iStackSize ) but that |
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481 // sometimes returns very dodgy values on ARMv5 Multiple Memory Model when using MemSpy's driver |
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482 // installed via a SIS file. No idea why. Cache problem? |
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483 TAny* heap = (TAny*)(TLinAddr( stack ) + Kern::RoundToPageSize( primaryImageHeader->iStackSize )); |
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484 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - aHeap: 0x%08x", heap ) ); |
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485 |
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486 kernelHeap = (RHeapK*) heap; |
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487 #else |
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488 kernelHeap = (RHeapK*) kernelHeapChunk->Base(); |
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489 #endif |
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490 // Finalise construction of heap |
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491 if ( kernelHeap != NULL ) |
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492 { |
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493 TRACE_KH( Kern::Printf( "DMemSpyDriverLogChanHeapBase::OpenKernelHeap - kernelHeapChunk->Base(): 0x%08x", kernelHeapChunk->Base() ) ); |
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494 aHeap = kernelHeap; |
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495 aChunk = kernelHeapChunk; |
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496 |
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497 // Get the chunk name (if the caller asked for it) |
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498 if ( aClientHeapChunkName ) |
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499 { |
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500 kernelHeapChunk->FullName( *aClientHeapChunkName ); |
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501 } |
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502 |
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503 // Opened okay |
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504 r = KErrNone; |
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505 } |
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506 else |
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507 { |
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508 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap - kernel heap was NULL...")); |
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509 } |
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510 } |
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511 else |
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512 { |
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513 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap - couldnt find kernel chunk...")); |
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514 r = KErrNotFound; |
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515 } |
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516 |
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517 NKern::ThreadLeaveCS(); |
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518 |
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519 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap() - END - ret: %d", r ) ); |
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520 return r; |
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521 } |
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522 |
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523 TInt DMemSpyDriverLogChanHeapBase::OpenKernelHeap( RMemSpyDriverRHeapKernelFromCopy& aHeap, TDes8* aClientHeapChunkName ) |
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524 { |
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525 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - START") ); |
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526 |
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527 RHeapK* heap = NULL; |
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528 DChunk* chunk = NULL; |
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529 TInt r = OpenKernelHeap( heap, chunk, aClientHeapChunkName ); |
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530 |
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531 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - open err: %d", r ) ); |
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532 if ( r == KErrNone ) |
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533 { |
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534 #ifdef __SYMBIAN_KERNEL_HYBRID_HEAP__ |
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535 // RAllocator::Size() not exported on hybrid heap |
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536 const TInt heapSize = heap->DebugFunction(RAllocator::EGetSize); |
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537 #else |
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538 const TInt heapSize = heap->Size(); |
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539 #endif |
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540 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - heapSize: %d, heap: 0x%08x, chunkBase: 0x%08x", heapSize, heap, chunk->Base() ) ); |
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541 |
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542 // Make a new chunk that we can copy the kernel heap into. We cannot lock the system the entire time |
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543 // we need to do this, therefore there is no guarantee that the chunk will be large enough to hold the |
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544 // (current) heap data at the time we need to make the copy. We oversize the chunk by 1mb in the "hope" |
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545 // that it will be enough... :( |
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546 TChunkCreateInfo info; |
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547 info.iType = TChunkCreateInfo::ESharedKernelSingle; |
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548 info.iMaxSize = heapSize + ( 1024 * 1024 ); |
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549 info.iOwnsMemory = ETrue; // Use memory from system's free pool |
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550 info.iDestroyedDfc = NULL; |
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551 #ifdef __EPOC32__ |
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552 info.iMapAttr = (TInt)EMapAttrFullyBlocking; // Full caching |
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553 #endif |
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554 |
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555 // Holds a copy of the client's heap chunk |
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556 DChunk* heapCopyChunk; |
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557 TLinAddr heapCopyChunkAddress; |
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558 TUint32 heapCopyChunkMappingAttributes; |
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559 r = Kern::ChunkCreate( info, heapCopyChunk, heapCopyChunkAddress, heapCopyChunkMappingAttributes ); |
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560 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - creating chunk returned: %d", r)); |
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561 |
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562 if ( r == KErrNone ) |
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563 { |
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564 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - copy chunk base: 0x%08x, heapCopyChunkAddress: 0x%08x", heapCopyChunk->iBase, heapCopyChunkAddress)); |
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565 |
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566 // Commit memory for entire buffer |
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567 TUint32 physicalAddress = 0; |
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568 r = Kern::ChunkCommitContiguous( heapCopyChunk, 0, heapSize, physicalAddress ); |
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569 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - commiting chunk returned: %d", r)); |
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570 |
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571 if ( r != KErrNone) |
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572 { |
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573 // On error, throw away the chunk we have created |
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574 Kern::ChunkClose( heapCopyChunk ); |
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575 heapCopyChunk = NULL; |
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576 } |
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577 else |
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578 { |
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579 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - heapCopyChunk->iSize: 0x%08x, heapCopyChunk->iBase: 0x%08x, heapCopyChunkAddress: 0x%08x, physicalAddress: 0x%08x", heapCopyChunk->iSize, heapCopyChunk->iBase, heapCopyChunkAddress, physicalAddress)); |
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580 |
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581 NKern::LockSystem(); |
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582 const TUint32 copyLength = heapSize; // TODO Min( heap->Size(), heapSize ); |
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583 |
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584 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - trying to copy %d (vs orig estimate of %d) bytes from kernel allocator address: 0x%08x", copyLength, heapSize, heap)); |
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585 memcpy( (TUint8*) heapCopyChunkAddress, heap, copyLength ); |
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586 |
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587 NKern::UnlockSystem(); |
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588 |
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589 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - copied kernel heap data" )); |
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590 |
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591 // Transfer ownership of the copy heap chunk to the heap object. This also calculates the delta |
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592 // beween the heap addresses in the client's address space and the kernel address space. |
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593 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - associate chunk and transfer ownership..." )); |
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594 aHeap.SetKernelHeap( *heap ); |
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595 aHeap.AssociateWithKernelChunk( heapCopyChunk, heapCopyChunkAddress, heapCopyChunkMappingAttributes ); |
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596 } |
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597 } |
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598 else |
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599 { |
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600 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - copy chunk create error: %d", r ) ); |
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601 } |
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602 } |
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603 |
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604 TRACE_KH( Kern::Printf("DMemSpyDriverLogChanHeapBase::OpenKernelHeap(CP) - END - ret: %d", r ) ); |
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605 return r; |
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606 } |
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607 |
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608 |
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609 |
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