21 #include <kern_priv.h> |
21 #include <kern_priv.h> |
22 |
22 |
23 // User includes |
23 // User includes |
24 #include "MemSpyDriverOSAdaption.h" |
24 #include "MemSpyDriverOSAdaption.h" |
25 #include "MemSpyDriverUtils.h" |
25 #include "MemSpyDriverUtils.h" |
26 |
26 #include "heaputils.h" |
27 // Defines |
27 |
28 #define __NEXT_CELL(p) ((RMemSpyDriverRHeapBase::SCell*)(((TUint8*)p)+p->len)) |
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29 #define __NEXT_CELL2(p,l) ((RMemSpyDriverRHeapBase::SCell*)(((TUint8*)p)+l)) |
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30 |
28 |
31 |
29 |
32 RMemSpyDriverRHeapBase::RMemSpyDriverRHeapBase() |
30 RMemSpyDriverRHeapBase::RMemSpyDriverRHeapBase() |
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31 : iHelper(NULL) |
33 { |
32 { |
34 Reset(); |
33 Reset(); |
35 } |
34 } |
36 |
35 |
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36 LtkUtils::RAllocatorHelper* RMemSpyDriverRHeapBase::Helper() |
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37 { |
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38 return iHelper; |
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39 } |
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40 |
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41 TMemSpyHeapInfo::THeapImplementationType RMemSpyDriverRHeapBase::GetTypeFromHelper() const |
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42 { |
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43 if (iHelper) |
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44 { |
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45 LtkUtils::RAllocatorHelper::TType type = iHelper->GetType(); |
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46 switch (type) |
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47 { |
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48 case LtkUtils::RAllocatorHelper::ETypeRHeap: |
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49 return TMemSpyHeapInfo::ETypeRHeap; |
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50 case LtkUtils::RAllocatorHelper::ETypeRHybridHeap: |
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51 return TMemSpyHeapInfo::ETypeRHybridHeap; |
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52 case LtkUtils::RAllocatorHelper::ETypeUnknown: |
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53 default: |
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54 return TMemSpyHeapInfo::ETypeUnknown; |
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55 } |
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56 } |
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57 return TMemSpyHeapInfo::ETypeUnknown; |
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58 } |
37 |
59 |
38 void RMemSpyDriverRHeapBase::Reset() |
60 void RMemSpyDriverRHeapBase::Reset() |
39 { |
61 { |
40 iAccessCount = 0; |
62 Close(); |
41 iHandleCount = 0; |
63 } |
42 iHandles = NULL; |
64 |
43 iFlags = 0; |
65 void RMemSpyDriverRHeapBase::Close() |
44 iCellCount = 0; |
66 { |
45 iTotalAllocSize = 0; |
67 if (iHelper) |
46 |
68 { |
47 iMinLength = 0; |
69 NKern::ThreadEnterCS(); |
48 iMaxLength = 0; |
70 iHelper->Close(); |
49 iOffset = 0; |
71 delete iHelper; |
50 iGrowBy = 0; |
72 iHelper = NULL; |
51 iChunkHandle = 0; |
73 NKern::ThreadLeaveCS(); |
52 // iLock needs no initialisation due to default ctor |
74 } |
53 iBase = NULL; |
75 } |
54 iTop = NULL; |
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55 iAlign = 0; |
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56 iMinCell = 0; |
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57 iPageSize = 0; |
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58 iFree.len = 0; |
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59 iFree.next = NULL; |
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60 iNestingLevel = 0; |
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61 iAllocCount = 0; |
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62 iFailType = RAllocator::EReset; |
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63 iFailRate = 0; |
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64 iFailed = EFalse; |
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65 iFailAllocCount = 0; |
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66 iRand = 0; |
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67 iTestData = NULL; |
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68 } |
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69 |
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70 |
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71 TBool RMemSpyDriverRHeapBase::CheckCell( TAny* aCellAddress, TInt aLength ) const |
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72 { |
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73 const TLinAddr m = TLinAddr(iAlign - 1); |
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74 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapBase::CheckCell() - cell: 0x%08x, len: %8d, iAlign: %d, m: %d", aCellAddress, aLength, iAlign, m) ); |
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75 |
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76 TBool isValid = ETrue; |
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77 // |
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78 if ( isValid && (aLength & m) ) |
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79 { |
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80 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapBase::CheckCell() - ERROR - length is odd: %d, iAlign: %d, m: %d", aLength, iAlign, m) ); |
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81 isValid = EFalse; |
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82 } |
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83 if ( isValid && aLength < iMinCell ) |
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84 { |
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85 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapBase::CheckCell() - ERROR - length: %d, is less than min cell size (%d)", aLength, iMinCell) ); |
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86 isValid = EFalse; |
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87 } |
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88 if ( isValid && (TUint8*)aCellAddress < iBase ) |
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89 { |
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90 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapBase::CheckCell() - ERROR - cell address: 0x%08x, is before start address: 0x%08x", (TUint8*) aCellAddress, iBase) ); |
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91 isValid = EFalse; |
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92 } |
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93 |
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94 if ( isValid ) |
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95 { |
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96 const TUint8* nextCell = (TUint8*)__NEXT_CELL2(aCellAddress, aLength); |
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97 if ( nextCell > iTop ) |
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98 { |
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99 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapBase::CheckCell() - ERROR - nextCell: 0x%08x is after the top of the heap: 0x%08x", nextCell, iTop) ); |
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100 isValid = EFalse; |
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101 } |
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102 } |
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103 // |
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104 return isValid; |
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105 } |
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106 |
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107 |
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108 TInt RMemSpyDriverRHeapBase::AllocatedCellHeaderSize( TBool aDebugLibrary ) |
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109 { |
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110 // Allocated cells are only 4 bytes in UREL, but 12 bytes in UDEB. |
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111 TInt size = sizeof(SCell*); |
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112 // |
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113 if ( aDebugLibrary ) |
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114 { |
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115 size = sizeof(SDebugCell); |
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116 } |
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117 // |
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118 return size; |
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119 } |
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120 |
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121 |
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122 TInt RMemSpyDriverRHeapBase::FreeCellHeaderSize() |
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123 { |
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124 // Free cells remain the same size in UREL and UDEB builds. |
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125 const TInt size = sizeof(SCell); |
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126 return size; |
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127 } |
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128 |
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129 |
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130 TInt RMemSpyDriverRHeapBase::CellHeaderSize( const TMemSpyDriverInternalWalkHeapParamsCell& aCell, TBool aDebugLibrary ) |
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131 { |
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132 TInt size = 0; |
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133 // |
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134 if ( aCell.iCellType == EMemSpyDriverGoodAllocatedCell ) |
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135 { |
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136 size = AllocatedCellHeaderSize( aDebugLibrary ); |
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137 } |
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138 else if ( aCell.iCellType == EMemSpyDriverGoodFreeCell ) |
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139 { |
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140 size = FreeCellHeaderSize(); |
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141 } |
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142 // |
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143 return size; |
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144 } |
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145 |
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146 |
76 |
147 void RMemSpyDriverRHeapBase::PrintInfo() |
77 void RMemSpyDriverRHeapBase::PrintInfo() |
148 { |
78 { |
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79 /* TOMSCI TODO replace with tracing based on latest struct info. See DMemSpyDriverLogChanHeapBase::PrintHeapInfo |
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80 * Alternatively just call DMemSpyDriverLogChanHeapBase::PrintHeapInfo() somehow? |
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81 |
149 #if defined(TRACE_TYPE_KERNELHEAP) || defined(TRACE_TYPE_USERHEAP) |
82 #if defined(TRACE_TYPE_KERNELHEAP) || defined(TRACE_TYPE_USERHEAP) |
150 Kern::Printf(" " ); |
83 Kern::Printf(" " ); |
151 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RAllocator - iAccessCount: 0x%08x", iAccessCount ); |
84 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RAllocator - iAccessCount: 0x%08x", iAccessCount ); |
152 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RAllocator - iHandleCount: 0x%08x", iHandleCount ); |
85 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RAllocator - iHandleCount: 0x%08x", iHandleCount ); |
153 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RAllocator - iHandles: 0x%08x", iHandles ); |
86 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RAllocator - iHandles: 0x%08x", iHandles ); |
171 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RHeap - iAllocCount: 0x%08x", iAllocCount); |
104 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RHeap - iAllocCount: 0x%08x", iAllocCount); |
172 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RHeap - size: %8d", Size() ); |
105 Kern::Printf("RMemSpyDriverRHeapBase::PrintInfo - RHeap - size: %8d", Size() ); |
173 Kern::Printf(" " ); |
106 Kern::Printf(" " ); |
174 Kern::Printf(" " ); |
107 Kern::Printf(" " ); |
175 #endif |
108 #endif |
176 } |
109 */ |
177 |
110 } |
178 |
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179 void RMemSpyDriverRHeapBase::CopyObjectDataTo( TMemSpyHeapObjectDataRHeap& aData ) |
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180 { |
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181 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapBase::CopyObjectDataTo() - START" ) ); |
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182 |
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183 TUint8* sourceAddress = reinterpret_cast< TUint8* >( this ); |
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184 sourceAddress += KRAllocatorAndRHeapMemberDataOffset; |
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185 memcpy( &aData, sourceAddress, KRHeapObjectSize ); |
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186 |
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187 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapBase::CopyObjectDataTo() - END") ); |
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188 } |
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238 RMemSpyDriverRHeapReadFromCopy::RMemSpyDriverRHeapReadFromCopy( DMemSpyDriverOSAdaption& aOSAdaption ) |
112 RMemSpyDriverRHeapReadFromCopy::RMemSpyDriverRHeapReadFromCopy( DMemSpyDriverOSAdaption& aOSAdaption ) |
239 : iOSAdaption( aOSAdaption ), iChunk( NULL ), iChunkAddress( 0 ), iChunkMappingAttributes( 0 ), iClientToKernelDelta( 0 ) |
113 : iOSAdaption( aOSAdaption ), iChunk( NULL ), iChunkAddress( 0 ), iChunkMappingAttributes( 0 ) /*, iClientToKernelDelta( 0 )*/ |
240 { |
114 { |
241 } |
115 } |
242 |
116 |
243 |
117 |
244 void RMemSpyDriverRHeapReadFromCopy::Reset() |
118 void RMemSpyDriverRHeapReadFromCopy::Reset() |
261 iChunkMappingAttributes = aMappingAttributes; |
135 iChunkMappingAttributes = aMappingAttributes; |
262 |
136 |
263 // Calculate start of real heap data (skipping over embedded RHeap object) |
137 // Calculate start of real heap data (skipping over embedded RHeap object) |
264 // Since we must operate with kernel-side addressing into our cloned heap chunk, |
138 // Since we must operate with kernel-side addressing into our cloned heap chunk, |
265 // we must use aAddress (the kernel address of the chunk) rather than aChunk->iBase |
139 // we must use aAddress (the kernel address of the chunk) rather than aChunk->iBase |
266 iClientToKernelDelta = ( (TUint8*) aAddress ) - ( Base() - KRHeapObjectSize ); |
140 //TOMSCI iClientToKernelDelta = ( (TUint8*) aAddress ) - ( Base() - KRHeapObjectSize ); |
267 |
141 |
268 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapReadFromCopy::AssociateWithKernelChunk() - END - delta between client's user-side base address (base: 0x%08x), kernel-side base address (base: 0x%08x), and kernel-side chunk (base: 0x%08x) is: 0x%08x", Base(), aChunk->iBase, aAddress, iClientToKernelDelta) ); |
142 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapReadFromCopy::AssociateWithKernelChunk() - END - delta between client's user-side base address (base: 0x%08x), kernel-side base address (base: 0x%08x), and kernel-side chunk (base: 0x%08x) is: 0x%08x", Base(), aChunk->iBase, aAddress, iClientToKernelDelta) ); |
269 } |
143 } |
270 |
144 |
271 |
145 |
272 void RMemSpyDriverRHeapReadFromCopy::DisassociateWithKernelChunk() |
146 /*void RMemSpyDriverRHeapReadFromCopy::DisassociateWithKernelChunk() |
273 { |
147 { |
274 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapReadFromCopy::DisassociateWithKernelChunk() - START - iChunk: 0x%08x", iChunk ) ); |
148 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapReadFromCopy::DisassociateWithKernelChunk() - START - iChunk: 0x%08x", iChunk ) ); |
275 |
149 |
276 NKern::ThreadEnterCS(); |
150 NKern::ThreadEnterCS(); |
277 if ( iChunk != NULL ) |
151 if ( iChunk != NULL ) |
295 { |
169 { |
296 return *iChunk; |
170 return *iChunk; |
297 } |
171 } |
298 |
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173 |
300 TLinAddr RMemSpyDriverRHeapReadFromCopy::ChunkKernelAddress() const |
174 /*TLinAddr RMemSpyDriverRHeapReadFromCopy::ChunkKernelAddress() const |
301 { |
175 { |
302 return iChunkAddress; |
176 return iChunkAddress; |
303 } |
177 } |
304 |
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306 TBool RMemSpyDriverRHeapReadFromCopy::ChunkIsInitialised() const |
180 TBool RMemSpyDriverRHeapReadFromCopy::ChunkIsInitialised() const |
307 { |
181 { |
308 return iChunk != NULL; |
182 return iChunk != NULL; |
309 } |
183 } |
310 |
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312 TUint RMemSpyDriverRHeapReadFromCopy::ClientToKernelDelta() const |
185 TUint RMemSpyDriverRHeapReadFromCopy::ClientToKernelDelta() const |
313 { |
186 { |
314 return iClientToKernelDelta; |
187 return iClientToKernelDelta; |
315 } |
188 } |
316 |
189 */ |
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365 RMemSpyDriverRHeapUser::RMemSpyDriverRHeapUser( DMemSpyDriverOSAdaption& aOSAdaption ) |
195 RMemSpyDriverRHeapUser::RMemSpyDriverRHeapUser( DMemSpyDriverOSAdaption& aOSAdaption ) |
366 : RMemSpyDriverRHeapReadFromCopy( aOSAdaption ) |
196 : RMemSpyDriverRHeapBase(), iOSAdaption(aOSAdaption) |
367 { |
197 { |
368 } |
198 } |
369 |
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200 |
371 TInt RMemSpyDriverRHeapUser::ReadFromUserAllocator( DThread& aThread ) |
201 TInt RMemSpyDriverRHeapUser::OpenUserHeap(DThread& aThread, TBool aEuserUdeb) |
372 { |
202 { |
373 TBuf8<KRHeapMemberDataSize> memberData; |
203 TLinAddr allocatorAddr = (TLinAddr)OSAdaption().DThread().GetAllocator(aThread); |
374 memberData.SetMax(); |
204 NKern::ThreadEnterCS(); |
375 |
205 LtkUtils::RKernelSideAllocatorHelper* helper = new LtkUtils::RKernelSideAllocatorHelper; |
376 NKern::ThreadEnterCS(); |
206 if (!helper) |
377 NKern::LockSystem(); |
207 { |
378 RAllocator* allocator = OSAdaption().DThread().GetAllocator( aThread ); |
208 NKern::ThreadLeaveCS(); |
379 NKern::UnlockSystem(); |
209 return KErrNoMemory; |
380 NKern::ThreadLeaveCS(); |
210 } |
381 |
211 TInt err = helper->OpenUserHeap(OSAdaption().DThread().GetId(aThread), allocatorAddr, aEuserUdeb); |
382 TUint8* memberDataAddress = (TUint8*) allocator + KRAllocatorAndRHeapMemberDataOffset; |
212 if (!err) |
383 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapUser::ReadFromUserAllocator() - START - allocator addr: 0x%08x, therefore going to read %d bytes from address 0x%08x within client thread (0x%08x + %4d bytes)", allocator, KRHeapMemberDataSize, memberDataAddress, allocator, KRAllocatorAndRHeapMemberDataOffset ) ); |
213 { |
384 |
214 iChunk = helper->OpenUnderlyingChunk(); |
385 const TInt error = Kern::ThreadRawRead( &aThread, memberDataAddress, (TAny*) memberData.Ptr(), KRHeapMemberDataSize ); |
215 if (!iChunk) err = KErrNotFound; |
386 TRACE_DATA( MemSpyDriverUtils::DataDump("%lS", memberData.Ptr(), KRHeapMemberDataSize, KRHeapMemberDataSize ) ); |
216 } |
387 |
217 if (err) |
388 if ( error == KErrNone ) |
218 { |
389 { |
219 delete helper; |
390 TUint8* destinationAddress = reinterpret_cast< TUint8* >( this ); |
220 } |
391 |
221 else |
392 // Skip over our vTable too... |
222 { |
393 destinationAddress += KRAllocatorAndRHeapMemberDataOffset; |
223 iHelper = helper; |
394 |
224 } |
395 // Now copy data into this object |
225 NKern::ThreadLeaveCS(); |
396 TPtr8 self( destinationAddress, KRHeapMemberDataSize, KRHeapMemberDataSize ); |
226 return err; |
397 self.Copy( memberData ); |
227 } |
398 |
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399 PrintInfo(); |
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400 } |
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401 else |
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402 { |
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403 } |
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404 |
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405 TRACE_HEAP( Kern::Printf("RMemSpyDriverRHeapUser::ReadFromUserAllocator() - END - read error: %d", error ) ); |
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406 return error; |
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407 } |
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424 RMemSpyDriverRHeapKernelFromCopy::RMemSpyDriverRHeapKernelFromCopy( DMemSpyDriverOSAdaption& aOSAdaption ) |
229 RMemSpyDriverRHeapKernelFromCopy::RMemSpyDriverRHeapKernelFromCopy( DMemSpyDriverOSAdaption& aOSAdaption ) |
425 : RMemSpyDriverRHeapReadFromCopy( aOSAdaption ) |
230 : RMemSpyDriverRHeapReadFromCopy( aOSAdaption ) |
426 { |
231 { |
427 } |
232 } |
446 |
251 |
447 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::SetKernelHeap() - END" ) ); |
252 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::SetKernelHeap() - END" ) ); |
448 } |
253 } |
449 |
254 |
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255 |
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256 /* |
451 void RMemSpyDriverRHeapKernelFromCopy::DisassociateWithKernelChunk() |
257 void RMemSpyDriverRHeapKernelFromCopy::DisassociateWithKernelChunk() |
452 { |
258 { |
453 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::DisassociateWithKernelChunk() - START - iKernelHeap: 0x%08x", iKernelHeap )); |
259 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::DisassociateWithKernelChunk() - START - iKernelHeap: 0x%08x", iKernelHeap )); |
454 iKernelHeap = NULL; |
260 iKernelHeap = NULL; |
455 RMemSpyDriverRHeapReadFromCopy::DisassociateWithKernelChunk(); |
261 RMemSpyDriverRHeapReadFromCopy::DisassociateWithKernelChunk(); |
456 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::DisassociateWithKernelChunk() - END") ); |
262 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::DisassociateWithKernelChunk() - END") ); |
457 } |
263 } |
458 |
264 */ |
459 |
265 |
460 void RMemSpyDriverRHeapKernelFromCopy::GetHeapSpecificInfo( TMemSpyHeapInfo& aInfo ) const |
266 void RMemSpyDriverRHeapKernelFromCopy::Close() |
461 { |
267 { |
462 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::GetHeapSpecificInfo() - START - iKernelHeap: 0x%08x", iKernelHeap )); |
268 //TOMSCI TODO close the chunk |
463 // |
269 } |
464 if ( iKernelHeap ) |
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465 { |
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466 const TUint32* pHeap = reinterpret_cast< TUint32* >( iKernelHeap ); |
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467 // |
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468 TMemSpyHeapInfoRHeap& rHeapInfo = aInfo.AsRHeap(); |
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469 TMemSpyHeapMetaDataRHeap& rHeapMetaData = rHeapInfo.MetaData(); |
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470 rHeapMetaData.SetVTable( *pHeap ); |
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471 rHeapMetaData.SetClassSize( KRHeapObjectSize ); |
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472 // |
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473 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::GetHeapSpecificInfo() - RHeapK vtable is: 0x%08x", *pHeap )); |
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474 } |
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475 // |
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476 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelFromCopy::GetHeapSpecificInfo() - END") ); |
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477 } |
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270 |
499 RMemSpyDriverRHeapKernelInPlace::RMemSpyDriverRHeapKernelInPlace() |
271 RMemSpyDriverRHeapKernelInPlace::RMemSpyDriverRHeapKernelInPlace() |
500 : iKernelHeap( NULL ), iChunk( NULL ) |
272 : iChunk(NULL) |
501 { |
273 { |
502 } |
274 } |
503 |
275 |
504 |
276 TInt RMemSpyDriverRHeapKernelInPlace::OpenKernelHeap() |
505 void RMemSpyDriverRHeapKernelInPlace::SetKernelHeap( RHeapK& aKernelHeap ) |
277 { |
506 { |
278 NKern::ThreadEnterCS(); |
507 iKernelHeap = &aKernelHeap; |
279 LtkUtils::RAllocatorHelper* helper = new LtkUtils::RAllocatorHelper; |
508 CopyMembersFromKernelHeap(); |
280 if (!helper) |
509 } |
281 { |
510 |
282 NKern::ThreadLeaveCS(); |
511 |
283 return KErrNoMemory; |
512 void RMemSpyDriverRHeapKernelInPlace::FailNext() |
284 } |
513 { |
285 TInt err = helper->OpenKernelHeap(); |
514 #ifndef __SYMBIAN_KERNEL_HYBRID_HEAP__ |
286 if (!err) |
515 RMemSpyDriverRHeapKernelInPlace::RHeapKExtended* heap = reinterpret_cast< RMemSpyDriverRHeapKernelInPlace::RHeapKExtended* >( iKernelHeap ); |
287 { |
516 heap->FailNext(); |
288 iChunk = helper->OpenUnderlyingChunk(); |
517 #endif |
289 if (!iChunk) err = KErrNotFound; |
518 } |
290 } |
519 |
291 |
520 |
292 if (err) |
521 void RMemSpyDriverRHeapKernelInPlace::Reset() |
293 { |
522 { |
294 delete helper; |
523 RMemSpyDriverRHeapBase::Reset(); |
295 } |
524 // |
296 else |
525 iChunk = NULL; |
297 { |
526 } |
298 iHelper = helper; |
527 |
299 } |
528 |
300 NKern::ThreadLeaveCS(); |
529 void RMemSpyDriverRHeapKernelInPlace::AssociateWithKernelChunk( DChunk* aChunk, TLinAddr /*aAddress*/, TUint32 /*aMappingAttributes*/ ) |
301 return err; |
530 { |
302 } |
531 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::AssociateWithKernelChunk() - START - aChunk: %O, aChunk base: 0x%08x", aChunk, aChunk->iBase ) ); |
303 |
532 iChunk = aChunk; |
304 void RMemSpyDriverRHeapKernelInPlace::Close() |
533 } |
305 { |
534 |
306 NKern::ThreadEnterCS(); |
535 |
307 iChunk->Close(NULL); |
536 void RMemSpyDriverRHeapKernelInPlace::DisassociateWithKernelChunk() |
308 iChunk = NULL; |
537 { |
309 RMemSpyDriverRHeapBase::Close(); |
538 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::DisassociateWithKernelChunk() - START - iChunk: 0x%08x", iChunk )); |
310 NKern::ThreadLeaveCS(); |
539 iChunk = NULL; |
311 } |
540 iKernelHeap = NULL; |
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541 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::DisassociateWithKernelChunk() - END") ); |
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542 } |
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543 |
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544 |
312 |
545 DChunk& RMemSpyDriverRHeapKernelInPlace::Chunk() |
313 DChunk& RMemSpyDriverRHeapKernelInPlace::Chunk() |
546 { |
314 { |
547 return *iChunk; |
315 return *iChunk; |
548 } |
316 } |
551 const DChunk& RMemSpyDriverRHeapKernelInPlace::Chunk() const |
319 const DChunk& RMemSpyDriverRHeapKernelInPlace::Chunk() const |
552 { |
320 { |
553 return *iChunk; |
321 return *iChunk; |
554 } |
322 } |
555 |
323 |
556 |
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557 TLinAddr RMemSpyDriverRHeapKernelInPlace::ChunkKernelAddress() const |
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558 { |
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559 const TLinAddr ret = reinterpret_cast< TLinAddr >( iChunk->iBase ); |
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560 return ret; |
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561 } |
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562 |
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563 |
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564 TBool RMemSpyDriverRHeapKernelInPlace::ChunkIsInitialised() const |
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565 { |
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566 return iChunk != NULL; |
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567 } |
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568 |
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569 |
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570 TUint RMemSpyDriverRHeapKernelInPlace::ClientToKernelDelta() const |
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571 { |
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572 // We're operating in kernel address space, there is no delta. |
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573 return 0; |
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574 } |
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575 |
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576 |
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577 void RMemSpyDriverRHeapKernelInPlace::CopyMembersFromKernelHeap() |
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578 { |
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579 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::CopyMembersFromKernelHeap() - START" ) ); |
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580 |
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581 // Perform a copy operation in order to populate base class with a duplicate of the kernel's heap info. |
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582 RHeapK* kernelHeap = iKernelHeap; |
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583 |
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584 // Source address |
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585 TUint8* sourceAddress = (TUint8*) kernelHeap + KRAllocatorAndRHeapMemberDataOffset; |
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586 TUint8* destinationAddress = (TUint8*) this + KRAllocatorAndRHeapMemberDataOffset; |
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587 |
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588 // Copy |
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589 memcpy( destinationAddress, sourceAddress, KRHeapMemberDataSize ); |
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590 |
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591 // And print info in debug builds for verification... |
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592 PrintInfo(); |
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593 |
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594 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::CopyMembersFromKernelHeap() - END" ) ); |
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595 } |
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596 |
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597 |
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598 void RMemSpyDriverRHeapKernelInPlace::GetHeapSpecificInfo( TMemSpyHeapInfo& aInfo ) const |
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599 { |
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600 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::GetHeapSpecificInfo() - START - iKernelHeap: 0x%08x", iKernelHeap )); |
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601 // |
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602 if ( iKernelHeap ) |
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603 { |
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604 const TUint32* pHeap = reinterpret_cast< TUint32* >( iKernelHeap ); |
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605 // |
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606 TMemSpyHeapInfoRHeap& rHeapInfo = aInfo.AsRHeap(); |
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607 TMemSpyHeapMetaDataRHeap& rHeapMetaData = rHeapInfo.MetaData(); |
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608 rHeapMetaData.SetVTable( *pHeap ); |
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609 rHeapMetaData.SetClassSize( KRHeapObjectSize ); |
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610 // |
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611 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::GetHeapSpecificInfo() - RHeapK vtable is: 0x%08x", *pHeap )); |
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612 } |
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613 // |
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614 TRACE_KH( Kern::Printf("RMemSpyDriverRHeapKernelInPlace::GetHeapSpecificInfo() - END") ); |
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615 } |
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616 |
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617 |
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618 |
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619 |
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620 |
|