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1 // memsampler.cpp |
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2 // |
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3 // Copyright (c) 2008 - 2010 Accenture. 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 the "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 // Accenture - Initial contribution |
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11 // |
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12 |
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13 #include <fshell/ioutils.h> |
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14 #include <fshell/common.mmh> |
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15 #include <e32cons.h> |
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16 #include FSHELL_D32BTRACE_HEADER |
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17 #include "memsamplerdd.h" |
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18 |
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19 _LIT(KLdd, "memsamplerdd"); |
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20 const TInt KMaxCategories = 256; |
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21 const TInt KBtraceBufferSize = 64 * 1024; |
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22 |
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23 using namespace IoUtils; |
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24 |
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25 |
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26 class TChunkInfo |
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27 { |
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28 public: |
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29 TChunkInfo(TUint32 aAddress); |
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30 TChunkInfo(const TDesC& aName, TUint32 aAddress, TInt aMaxSize); |
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31 static TBool Match(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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32 static TInt SortByUpdateHistoryAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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33 static TInt SortByUpdateHistoryDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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34 static TInt SortByNameAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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35 static TInt SortByNameDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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36 static TInt SortByMaxSizeAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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37 static TInt SortByMaxSizeDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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38 static TInt SortByCurrentSizeAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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39 static TInt SortByCurrentSizeDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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40 static TInt SortByHighWaterMarkAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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41 static TInt SortByHighWaterMarkDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB); |
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42 public: |
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43 TInt iUpdateCount; |
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44 TFullName iName; |
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45 TUint32 iAddress; |
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46 TInt iMaxSize; |
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47 TInt iCurrentSize; |
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48 TInt iHighWaterMark; |
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49 }; |
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50 |
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51 TChunkInfo::TChunkInfo(TUint32 aAddress) |
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52 : iUpdateCount(0), iAddress(aAddress), iMaxSize(0), iCurrentSize(0), iHighWaterMark(0) |
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53 { |
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54 } |
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55 |
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56 TChunkInfo::TChunkInfo(const TDesC& aName, TUint32 aAddress, TInt aMaxSize) |
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57 : iUpdateCount(0), iName(aName), iAddress(aAddress), iMaxSize(aMaxSize), iCurrentSize(0), iHighWaterMark(0) |
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58 { |
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59 } |
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60 |
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61 TBool TChunkInfo::Match(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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62 { |
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63 return (aChunkInfoA.iAddress == aChunkInfoB.iAddress); |
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64 } |
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65 |
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66 TInt TChunkInfo::SortByUpdateHistoryAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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67 { |
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68 return (aChunkInfoA.iUpdateCount > aChunkInfoB.iUpdateCount); |
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69 } |
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70 |
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71 TInt TChunkInfo::SortByUpdateHistoryDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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72 { |
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73 return (aChunkInfoA.iUpdateCount < aChunkInfoB.iUpdateCount); |
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74 } |
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75 |
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76 TInt TChunkInfo::SortByNameAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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77 { |
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78 return (aChunkInfoA.iName.CompareC(aChunkInfoB.iName)); |
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79 } |
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80 |
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81 TInt TChunkInfo::SortByNameDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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82 { |
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83 return (aChunkInfoB.iName.CompareC(aChunkInfoA.iName)); |
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84 } |
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85 |
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86 TInt TChunkInfo::SortByMaxSizeAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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87 { |
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88 return (aChunkInfoA.iMaxSize > aChunkInfoB.iMaxSize); |
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89 } |
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90 |
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91 TInt TChunkInfo::SortByMaxSizeDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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92 { |
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93 return (aChunkInfoA.iMaxSize < aChunkInfoB.iMaxSize); |
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94 } |
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95 |
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96 TInt TChunkInfo::SortByCurrentSizeAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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97 { |
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98 return (aChunkInfoA.iCurrentSize > aChunkInfoB.iCurrentSize); |
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99 } |
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100 |
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101 TInt TChunkInfo::SortByCurrentSizeDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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102 { |
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103 return (aChunkInfoA.iCurrentSize < aChunkInfoB.iCurrentSize); |
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104 } |
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105 |
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106 TInt TChunkInfo::SortByHighWaterMarkAscending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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107 { |
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108 return (aChunkInfoA.iHighWaterMark > aChunkInfoB.iHighWaterMark); |
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109 } |
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110 |
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111 TInt TChunkInfo::SortByHighWaterMarkDescending(const TChunkInfo& aChunkInfoA, const TChunkInfo& aChunkInfoB) |
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112 { |
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113 return (aChunkInfoA.iHighWaterMark < aChunkInfoB.iHighWaterMark); |
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114 } |
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115 |
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116 |
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117 class CMemoryView : public CBase |
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118 { |
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119 public: |
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120 enum TSortType |
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121 { |
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122 ESortUnspecified, |
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123 ESortByChunkName, |
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124 ESortByCurrentSize, |
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125 ESortByHighWaterMark, |
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126 ESortByMaxSize, |
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127 ESortByUpdateHistory |
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128 }; |
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129 enum TSortOrder |
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130 { |
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131 EAscending, |
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132 EDescending |
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133 }; |
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134 public: |
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135 static CMemoryView* NewL(RIoWriteHandle& aStdout, RIoWriteHandle& aStderr, TBool aHuman); |
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136 ~CMemoryView(); |
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137 void ChangeSortType(TSortType aSortType); |
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138 void ChangeSortOrder(TSortOrder aSortOrder); |
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139 void ScrollUp(); |
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140 void ScrollDown(); |
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141 void ScrollLeft(); |
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142 void ScrollRight(); |
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143 void HandleNewChunk(const TDesC& aName, TUint32 aAddress, TInt aMaxSize); |
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144 void HandleChangedChunk(TUint32 aAddress, TInt aSize, TInt aHighWaterMark); |
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145 void HandleDeletedChunk(TUint32 aAddress); |
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146 void UpdateL(); |
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147 private: |
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148 CMemoryView(RIoWriteHandle& aStderr, TBool aHuman); |
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149 void ConstructL(RIoWriteHandle& aStdout); |
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150 void Sort(); |
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151 void PrintWarning(TRefByValue<const TDesC> aFmt, ...); |
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152 private: |
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153 RIoWriteHandle& iStderr; |
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154 TBool iHuman; |
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155 RIoConsoleWriteHandle iStdout; |
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156 TInt iNumConsoleLines; |
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157 TInt iNumLinesInLastUpdate; |
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158 RArray<TChunkInfo> iChunkList; |
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159 CTextBuffer* iBuffer; |
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160 CTextFormatter* iFormatter; |
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161 TSortOrder iSortOrder; |
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162 TLinearOrder<TChunkInfo> iSortByUpdateHistoryAscending; |
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163 TLinearOrder<TChunkInfo> iSortByUpdateHistoryDescending; |
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164 TLinearOrder<TChunkInfo> iSortByChunkNameAscending; |
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165 TLinearOrder<TChunkInfo> iSortByChunkNameDescending; |
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166 TLinearOrder<TChunkInfo> iSortByCurrentSizeAscending; |
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167 TLinearOrder<TChunkInfo> iSortByCurrentSizeDescending; |
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168 TLinearOrder<TChunkInfo> iSortByHighWaterMarkAscending; |
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169 TLinearOrder<TChunkInfo> iSortByHighWaterMarkDescending; |
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170 TLinearOrder<TChunkInfo> iSortByMaxSizeAscending; |
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171 TLinearOrder<TChunkInfo> iSortByMaxSizeDescending; |
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172 TLinearOrder<TChunkInfo>* iCurrentSortType; |
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173 TInt iVerticalOffset; |
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174 TInt iHorizontalOffset; |
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175 }; |
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176 |
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177 CMemoryView* CMemoryView::NewL(RIoWriteHandle& aStdout, RIoWriteHandle& aStderr, TBool aHuman) |
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178 { |
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179 CMemoryView* self = new(ELeave) CMemoryView(aStderr, aHuman); |
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180 CleanupStack::PushL(self); |
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181 self->ConstructL(aStdout); |
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182 CleanupStack::Pop(self); |
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183 return self; |
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184 } |
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185 |
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186 CMemoryView::~CMemoryView() |
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187 { |
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188 delete iBuffer; |
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189 delete iFormatter; |
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190 iChunkList.Close(); |
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191 } |
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192 |
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193 void CMemoryView::ChangeSortType(TSortType aSortType) |
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194 { |
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195 switch (aSortType) |
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196 { |
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197 default: |
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198 case ESortByChunkName: |
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199 { |
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200 if (iCurrentSortType == &iSortByChunkNameAscending) |
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201 { |
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202 iCurrentSortType = &iSortByChunkNameDescending; |
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203 } |
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204 else if (iCurrentSortType == &iSortByChunkNameDescending) |
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205 { |
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206 iCurrentSortType = &iSortByChunkNameAscending; |
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207 } |
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208 else |
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209 { |
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210 iCurrentSortType = &iSortByChunkNameAscending; |
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211 } |
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212 break; |
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213 } |
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214 case ESortByCurrentSize: |
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215 { |
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216 if (iCurrentSortType == &iSortByCurrentSizeAscending) |
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217 { |
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218 iCurrentSortType = &iSortByCurrentSizeDescending; |
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219 } |
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220 else if (iCurrentSortType == &iSortByCurrentSizeDescending) |
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221 { |
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222 iCurrentSortType = &iSortByCurrentSizeAscending; |
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223 } |
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224 else |
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225 { |
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226 iCurrentSortType = &iSortByCurrentSizeDescending; |
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227 } |
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228 break; |
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229 } |
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230 case ESortByHighWaterMark: |
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231 { |
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232 if (iCurrentSortType == &iSortByHighWaterMarkAscending) |
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233 { |
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234 iCurrentSortType = &iSortByHighWaterMarkDescending; |
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235 } |
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236 else if (iCurrentSortType == &iSortByHighWaterMarkDescending) |
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237 { |
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238 iCurrentSortType = &iSortByHighWaterMarkAscending; |
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239 } |
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240 else |
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241 { |
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242 iCurrentSortType = &iSortByHighWaterMarkDescending; |
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243 } |
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244 break; |
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245 } |
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246 case ESortByMaxSize: |
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247 { |
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248 if (iCurrentSortType == &iSortByMaxSizeAscending) |
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249 { |
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250 iCurrentSortType = &iSortByMaxSizeDescending; |
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251 } |
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252 else if (iCurrentSortType == &iSortByMaxSizeDescending) |
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253 { |
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254 iCurrentSortType = &iSortByMaxSizeAscending; |
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255 } |
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256 else |
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257 { |
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258 iCurrentSortType = &iSortByMaxSizeDescending; |
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259 } |
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260 break; |
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261 } |
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262 case ESortByUpdateHistory: |
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263 { |
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264 if (iCurrentSortType == &iSortByUpdateHistoryAscending) |
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265 { |
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266 iCurrentSortType = &iSortByUpdateHistoryDescending; |
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267 } |
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268 else if (iCurrentSortType == &iSortByUpdateHistoryDescending) |
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269 { |
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270 iCurrentSortType = &iSortByUpdateHistoryAscending; |
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271 } |
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272 else |
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273 { |
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274 iCurrentSortType = &iSortByUpdateHistoryAscending; |
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275 } |
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276 break; |
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277 } |
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278 } |
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279 Sort(); |
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280 } |
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281 |
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282 void CMemoryView::ChangeSortOrder(TSortOrder aSortOrder) |
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283 { |
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284 iSortOrder = aSortOrder; |
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285 } |
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286 |
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287 void CMemoryView::ScrollUp() |
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288 { |
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289 if (iChunkList.Count() > iNumConsoleLines) |
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290 { |
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291 if (iVerticalOffset > 0) |
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292 { |
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293 // Not yet reached the top. |
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294 --iVerticalOffset; |
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295 } |
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296 } |
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297 } |
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298 |
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299 void CMemoryView::ScrollDown() |
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300 { |
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301 const TInt numChunks = iChunkList.Count(); |
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302 if (numChunks > iNumConsoleLines) |
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303 { |
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304 if ((numChunks - iVerticalOffset) > iNumConsoleLines) |
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305 { |
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306 // Not yet reached the bottom. |
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307 ++iVerticalOffset; |
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308 } |
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309 } |
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310 } |
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311 |
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312 void CMemoryView::ScrollLeft() |
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313 { |
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314 if (iHorizontalOffset > 0) |
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315 { |
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316 --iHorizontalOffset; |
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317 } |
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318 } |
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319 |
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320 void CMemoryView::ScrollRight() |
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321 { |
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322 // Allow the horizontal offset to increase unboundedly here - it'll be limited to something sensible in UpdateL. |
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323 ++iHorizontalOffset; |
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324 } |
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325 |
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326 void CMemoryView::HandleNewChunk(const TDesC& aName, TUint32 aAddress, TInt aMaxSize) |
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327 { |
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328 // Age all the existing chunk's update counts by one. |
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329 const TInt numChunks = iChunkList.Count(); |
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330 for (TInt i = 0; i < numChunks; ++i) |
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331 { |
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332 ++iChunkList[i].iUpdateCount; |
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333 } |
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334 |
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335 // Insert the new chunk (claiming update count zero). |
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336 TChunkInfo newChunkInfo(aName, aAddress, aMaxSize); |
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337 TInt err = iChunkList.InsertInOrderAllowRepeats(newChunkInfo, *iCurrentSortType); |
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338 if (err) |
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339 { |
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340 PrintWarning(_L("Couldn't handle new chunk: %d"), err); |
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341 } |
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342 } |
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343 |
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344 void CMemoryView::HandleChangedChunk(TUint32 aAddress, TInt aSize, TInt aHighWaterMark) |
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345 { |
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346 TChunkInfo chunkInfo(aAddress); |
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347 TInt pos = iChunkList.Find(chunkInfo, TChunkInfo::Match); |
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348 if (pos < 0) |
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349 { |
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350 PrintWarning(_L("Couldn't handle updated to chunk 0x%08x: %d"), aAddress, pos); |
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351 } |
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352 else |
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353 { |
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354 TChunkInfo& c = iChunkList[pos]; |
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355 // Age all the chunks that have been updated more recently than this one. |
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356 const TInt numChunks = iChunkList.Count(); |
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357 for (TInt i = 0; i < numChunks; ++i) |
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358 { |
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359 TChunkInfo& d = iChunkList[i]; |
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360 if (d.iUpdateCount < c.iUpdateCount) |
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361 { |
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362 ++d.iUpdateCount; |
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363 } |
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364 } |
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365 |
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366 c.iUpdateCount = 0; |
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367 c.iCurrentSize = aSize; |
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368 c.iHighWaterMark = aHighWaterMark; |
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369 Sort(); |
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370 } |
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371 } |
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372 |
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373 void CMemoryView::HandleDeletedChunk(TUint32 aAddress) |
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374 { |
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375 TChunkInfo chunkInfo(aAddress); |
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376 TInt pos = iChunkList.Find(chunkInfo, TChunkInfo::Match); |
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377 if (pos < 0) |
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378 { |
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379 PrintWarning(_L("Couldn't handle deletion of chunk 0x%08x: %d"), aAddress, pos); |
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380 } |
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381 else |
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382 { |
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383 TChunkInfo& c = iChunkList[pos]; |
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384 |
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385 // Rejuvenate chunks that haven't been updated since this one last was. |
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386 const TInt numChunks = iChunkList.Count(); |
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387 for (TInt i = 0; i < numChunks; ++i) |
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388 { |
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389 TChunkInfo& d = iChunkList[i]; |
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390 if (d.iUpdateCount > c.iUpdateCount) |
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391 { |
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392 --d.iUpdateCount; |
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393 } |
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394 } |
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395 |
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396 iChunkList.Remove(pos); |
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397 if (iChunkList.Count() <= iNumConsoleLines) |
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398 { |
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399 iVerticalOffset = 0; |
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400 } |
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401 } |
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402 } |
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403 |
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404 CMemoryView::CMemoryView(RIoWriteHandle& aStderr, TBool aHuman) |
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405 : iStderr(aStderr), |
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406 iHuman(aHuman), |
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407 iSortByUpdateHistoryAscending(TChunkInfo::SortByUpdateHistoryAscending), |
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408 iSortByUpdateHistoryDescending(TChunkInfo::SortByUpdateHistoryDescending), |
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409 iSortByChunkNameAscending(TChunkInfo::SortByNameAscending), |
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410 iSortByChunkNameDescending(TChunkInfo::SortByNameDescending), |
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411 iSortByCurrentSizeAscending(TChunkInfo::SortByCurrentSizeAscending), |
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412 iSortByCurrentSizeDescending(TChunkInfo::SortByCurrentSizeDescending), |
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413 iSortByHighWaterMarkAscending(TChunkInfo::SortByHighWaterMarkAscending), |
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414 iSortByHighWaterMarkDescending(TChunkInfo::SortByHighWaterMarkDescending), |
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415 iSortByMaxSizeAscending(TChunkInfo::SortByMaxSizeAscending), |
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416 iSortByMaxSizeDescending(TChunkInfo::SortByMaxSizeDescending), |
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417 iCurrentSortType(&iSortByUpdateHistoryAscending) |
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418 { |
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419 } |
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420 |
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421 void CMemoryView::ConstructL(RIoWriteHandle& aStdout) |
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422 { |
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423 if (aStdout.AttachedToConsole()) |
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424 { |
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425 iStdout = aStdout; |
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426 TSize size; |
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427 User::LeaveIfError(iStdout.GetScreenSize(size)); |
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428 iNumConsoleLines = size.iHeight; |
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429 iBuffer = CTextBuffer::NewL(0x100); |
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430 iFormatter = CTextFormatter::NewL(size.iWidth); |
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431 iStdout.SetCursorHeight(0); |
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432 iStdout.ClearScreen(); |
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433 } |
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434 else |
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435 { |
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436 PrintWarning(_L("memsampler can't run unless it is attached directly to a console, aborting...")); |
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437 User::Leave(KErrArgument); |
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438 } |
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439 |
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440 } |
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441 |
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442 void CMemoryView::Sort() |
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443 { |
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444 iChunkList.Sort(*iCurrentSortType); |
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445 } |
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446 |
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447 void CMemoryView::UpdateL() |
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448 { |
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449 iBuffer->Zero(); |
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450 iFormatter->Zero(); |
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451 const TInt numChunks = iChunkList.Count(); |
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452 iBuffer->AppendL(_L("Chunk name\t Current\t Max\t Peak\r\n")); |
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453 TInt numLines = 1; |
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454 for (TInt i = iVerticalOffset; i < numChunks; ++i) |
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455 { |
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456 ++numLines; |
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457 const TChunkInfo& chunkInfo = iChunkList[i]; |
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458 if (iHuman) |
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459 { |
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460 if (iHorizontalOffset >= chunkInfo.iName.Length()) |
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461 { |
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462 // The horizontal offset is larger than this chunk name - reduce it to stop the chunk name column disappearing altogether. |
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463 // Note, ideally it would be nice to limit horizontal scrolling when the right most part of all the chunk names is visible. |
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464 // However, that would involve calculating all the column widths twice which seems a bit clumsy. |
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465 iHorizontalOffset = chunkInfo.iName.Length() - 1; |
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466 } |
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467 TPtrC name(chunkInfo.iName.Mid(iHorizontalOffset)); |
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468 iBuffer->AppendFormatL(_L("%S\t"), &name); |
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469 iBuffer->AppendHumanReadableSizeL(chunkInfo.iCurrentSize, EColumnAlignedRight); |
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470 iBuffer->AppendL(_L("\t")); |
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471 iBuffer->AppendHumanReadableSizeL(chunkInfo.iMaxSize, EColumnAlignedRight); |
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472 iBuffer->AppendL(_L("\t")); |
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473 iBuffer->AppendHumanReadableSizeL(chunkInfo.iHighWaterMark, EColumnAlignedRight); |
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474 iBuffer->AppendL(_L("\r\n")); |
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475 } |
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476 else |
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477 { |
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478 iBuffer->AppendFormatL(_L("%S\t%d\t%d\t%d\r\n"), &chunkInfo.iName, chunkInfo.iCurrentSize, chunkInfo.iMaxSize, chunkInfo.iHighWaterMark); |
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479 } |
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480 if (numLines >= (iNumConsoleLines - 1)) |
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481 { |
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482 break; |
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483 } |
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484 } |
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485 iFormatter->TabulateL(0, 1, iBuffer->Descriptor(), ETruncateLongestColumn); |
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486 User::LeaveIfError(iStdout.SetCursorPosAbs(TPoint(0, 0))); |
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487 iStdout.Write(iFormatter->Descriptor()); |
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488 TInt numOldLines = iNumLinesInLastUpdate - numLines; |
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489 while (numOldLines > 0) |
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490 { |
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491 iStdout.ClearToEndOfLine(); |
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492 iStdout.SetCursorPosRel(TPoint(0, 1)); |
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493 --numOldLines; |
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494 } |
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495 iNumLinesInLastUpdate = numLines; |
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496 } |
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497 |
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498 void CMemoryView::PrintWarning(TRefByValue<const TDesC> aFmt, ...) |
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499 { |
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500 TOverflowTruncate overflow; |
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501 VA_LIST list; |
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502 VA_START(list, aFmt); |
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503 TBuf<0x100> buf(_L("Warning: ")); |
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504 buf.AppendFormatList(aFmt, list, &overflow); |
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505 buf.AppendFormat(_L("\r\n"), &overflow); |
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506 iStderr.Write(buf); |
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507 } |
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508 |
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509 |
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510 class CStdinReader : public CActive |
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511 { |
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512 public: |
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513 static CStdinReader* NewL(RIoReadHandle& aStdin, CCommandBase& aCommand, CMemoryView* aMemoryView); |
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514 ~CStdinReader(); |
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515 private: // From CActive. |
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516 virtual void RunL(); |
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517 virtual void DoCancel(); |
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518 virtual TInt RunError(TInt aError); |
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519 private: |
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520 CStdinReader(RIoReadHandle& aStdin, CCommandBase& aCommand, CMemoryView* aMemoryView); |
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521 void QueueRead(); |
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522 private: |
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523 RIoConsoleReadHandle iStdin; |
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524 CCommandBase& iCommand; |
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525 CMemoryView* iMemoryView; |
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526 }; |
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527 |
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528 CStdinReader* CStdinReader::NewL(RIoReadHandle& aStdin, CCommandBase& aCommand, CMemoryView* aMemoryView) |
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529 { |
|
530 CStdinReader* self = new(ELeave) CStdinReader(aStdin, aCommand, aMemoryView); |
|
531 self->QueueRead(); |
|
532 return self; |
|
533 } |
|
534 |
|
535 CStdinReader::~CStdinReader() |
|
536 { |
|
537 Cancel(); |
|
538 } |
|
539 |
|
540 void CStdinReader::RunL() |
|
541 { |
|
542 if (iStatus.Int()) |
|
543 { |
|
544 iCommand.Complete(iStatus.Int()); |
|
545 } |
|
546 else |
|
547 { |
|
548 TBool noUpdate(EFalse); |
|
549 CMemoryView::TSortType newSortType = CMemoryView::ESortUnspecified; |
|
550 switch (iStdin.KeyCode()) |
|
551 { |
|
552 case 'n': |
|
553 case 'N': |
|
554 { |
|
555 newSortType = CMemoryView::ESortByChunkName; |
|
556 break; |
|
557 } |
|
558 case 'c': |
|
559 case 'C': |
|
560 { |
|
561 newSortType = CMemoryView::ESortByCurrentSize; |
|
562 break; |
|
563 } |
|
564 case 'p': |
|
565 case 'P': |
|
566 { |
|
567 newSortType = CMemoryView::ESortByHighWaterMark; |
|
568 break; |
|
569 } |
|
570 case 'm': |
|
571 case 'M': |
|
572 { |
|
573 newSortType = CMemoryView::ESortByMaxSize; |
|
574 break; |
|
575 } |
|
576 case 'u': |
|
577 case 'U': |
|
578 { |
|
579 newSortType = CMemoryView::ESortByUpdateHistory; |
|
580 break; |
|
581 } |
|
582 case 'q': |
|
583 case 'Q': |
|
584 { |
|
585 iCommand.Complete(KErrNone); |
|
586 break; |
|
587 } |
|
588 case EKeyUpArrow: |
|
589 { |
|
590 if (iMemoryView) |
|
591 { |
|
592 iMemoryView->ScrollUp(); |
|
593 } |
|
594 break; |
|
595 } |
|
596 case EKeyDownArrow: |
|
597 { |
|
598 if (iMemoryView) |
|
599 { |
|
600 iMemoryView->ScrollDown(); |
|
601 } |
|
602 break; |
|
603 } |
|
604 case EKeyLeftArrow: |
|
605 { |
|
606 if (iMemoryView) |
|
607 { |
|
608 iMemoryView->ScrollLeft(); |
|
609 } |
|
610 break; |
|
611 } |
|
612 case EKeyRightArrow: |
|
613 { |
|
614 if (iMemoryView) |
|
615 { |
|
616 iMemoryView->ScrollRight(); |
|
617 } |
|
618 break; |
|
619 } |
|
620 default: |
|
621 { |
|
622 noUpdate = ETrue; |
|
623 } |
|
624 } |
|
625 |
|
626 if ((newSortType != CMemoryView::ESortUnspecified) && iMemoryView) |
|
627 { |
|
628 iMemoryView->ChangeSortType(newSortType); |
|
629 } |
|
630 |
|
631 if (iMemoryView && !noUpdate) |
|
632 { |
|
633 iMemoryView->UpdateL(); |
|
634 } |
|
635 |
|
636 QueueRead(); |
|
637 } |
|
638 } |
|
639 |
|
640 void CStdinReader::DoCancel() |
|
641 { |
|
642 iStdin.WaitForKeyCancel(); |
|
643 } |
|
644 |
|
645 TInt CStdinReader::RunError(TInt aError) |
|
646 { |
|
647 iCommand.Complete(aError); |
|
648 return KErrNone; |
|
649 } |
|
650 |
|
651 CStdinReader::CStdinReader(RIoReadHandle& aStdin, CCommandBase& aCommand, CMemoryView* aMemoryView) |
|
652 : CActive(CActive::EPriorityStandard), iCommand(aCommand), iMemoryView(aMemoryView) |
|
653 { |
|
654 iStdin = aStdin; |
|
655 CActiveScheduler::Add(this); |
|
656 } |
|
657 |
|
658 void CStdinReader::QueueRead() |
|
659 { |
|
660 iStdin.WaitForKey(iStatus); |
|
661 SetActive(); |
|
662 } |
|
663 |
|
664 |
|
665 |
|
666 class TBtraceHeader |
|
667 { |
|
668 public: |
|
669 TUint8 iSize; |
|
670 TUint8 iFlags; |
|
671 TUint8 iCategory; |
|
672 TUint8 iSubCategory; |
|
673 }; |
|
674 |
|
675 class CBtraceReader : public CActive |
|
676 { |
|
677 public: |
|
678 enum TMode |
|
679 { |
|
680 EConfigBtrace = 0x0001, |
|
681 EDebug = 0x0002 |
|
682 }; |
|
683 public: |
|
684 static CBtraceReader* NewL(TUint aMode, const TDesC& aFileName, CCommandBase& aCommand, CMemoryView* aMemoryView); |
|
685 ~CBtraceReader(); |
|
686 private: // From CActive. |
|
687 virtual void RunL(); |
|
688 virtual void DoCancel(); |
|
689 virtual TInt RunError(TInt aError); |
|
690 private: |
|
691 CBtraceReader(const TDesC& aFileName, CCommandBase& aCommand, CMemoryView* aMemoryView); |
|
692 void ConstructL(TUint aMode); |
|
693 void QueueRead(); |
|
694 void DecodeFrame(const TBtraceHeader& aHeader, const TDesC8& aFrame, TUint32 aTickCount); |
|
695 void Printf(TRefByValue<const TDesC> aFmt, ...); |
|
696 private: |
|
697 const TDesC& iFileName; |
|
698 CCommandBase& iCommand; |
|
699 CMemoryView* iMemoryView; |
|
700 RBTrace iBtrace; |
|
701 CConsoleBase* iDebugConsole; |
|
702 RFile iFile; |
|
703 }; |
|
704 |
|
705 CBtraceReader* CBtraceReader::NewL(TUint aMode, const TDesC& aFileName, CCommandBase& aCommand, CMemoryView* aMemoryView) |
|
706 { |
|
707 CBtraceReader* self = new(ELeave) CBtraceReader(aFileName, aCommand, aMemoryView); |
|
708 CleanupStack::PushL(self); |
|
709 self->ConstructL(aMode); |
|
710 CleanupStack::Pop(self); |
|
711 return self; |
|
712 } |
|
713 |
|
714 CBtraceReader::~CBtraceReader() |
|
715 { |
|
716 Cancel(); |
|
717 iBtrace.Close(); |
|
718 iFile.Close(); |
|
719 delete iDebugConsole; |
|
720 } |
|
721 |
|
722 void CBtraceReader::RunL() |
|
723 { |
|
724 QueueRead(); |
|
725 TUint8* data; |
|
726 TInt size; |
|
727 while ((size = iBtrace.GetData(data)) != 0) |
|
728 { |
|
729 if (iMemoryView || iDebugConsole) |
|
730 { |
|
731 // Only decode btrace frames if we're attached to a CMemoryView object or have a debug console. |
|
732 TUint8* c = data; |
|
733 TUint8* end = c + size; |
|
734 do |
|
735 { |
|
736 TBtraceHeader* header = (TBtraceHeader*)c; |
|
737 TUint8* d = c + sizeof(TBtraceHeader); |
|
738 TUint32 tickCount = 0; |
|
739 if (header->iFlags & BTrace::EMissingRecord) |
|
740 { |
|
741 User::Leave(KErrOverflow); |
|
742 } |
|
743 if (header->iFlags & BTrace::EHeader2Present) |
|
744 { |
|
745 d += 4; |
|
746 } |
|
747 if (header->iFlags & BTrace::ETimestampPresent) |
|
748 { |
|
749 tickCount = *((TUint32*)d); |
|
750 d += 4; |
|
751 } |
|
752 if (header->iFlags & BTrace::ETimestamp2Present) |
|
753 { |
|
754 d += 4; |
|
755 } |
|
756 if (header->iFlags & BTrace::EContextIdPresent) |
|
757 { |
|
758 d += 4; |
|
759 } |
|
760 if (header->iFlags & BTrace::EPcPresent) |
|
761 { |
|
762 d += 4; |
|
763 } |
|
764 if (header->iFlags & BTrace::EExtraPresent) |
|
765 { |
|
766 d += 4; |
|
767 } |
|
768 TPtrC8 ptr(d, (c + header->iSize) - d); |
|
769 DecodeFrame(*header, ptr, tickCount); |
|
770 c += (header->iSize + 3) & ~3; |
|
771 } |
|
772 while (c < end); |
|
773 } |
|
774 if (iFileName.Length()) |
|
775 { |
|
776 User::LeaveIfError(iFile.Write(TPtrC8(data, size))); |
|
777 } |
|
778 iBtrace.DataUsed(); |
|
779 } |
|
780 if (iMemoryView) |
|
781 { |
|
782 iMemoryView->UpdateL(); |
|
783 } |
|
784 } |
|
785 |
|
786 void CBtraceReader::DoCancel() |
|
787 { |
|
788 iBtrace.CancelRequestData(); |
|
789 } |
|
790 |
|
791 TInt CBtraceReader::RunError(TInt aError) |
|
792 { |
|
793 if (aError == KErrOverflow) |
|
794 { |
|
795 Printf(_L("Warning: BTrace buffer overflowed, aborting..."), aError); |
|
796 iCommand.Complete(aError); |
|
797 } |
|
798 else if (aError) |
|
799 { |
|
800 Printf(_L("Warning: Could not update view (%d), aborting..."), aError); |
|
801 iCommand.Complete(aError); |
|
802 } |
|
803 return KErrNone; |
|
804 } |
|
805 |
|
806 CBtraceReader::CBtraceReader(const TDesC& aFileName, CCommandBase& aCommand, CMemoryView* aMemoryView) |
|
807 : CActive(CActive::EPriorityStandard), iFileName(aFileName), iCommand(aCommand), iMemoryView(aMemoryView) |
|
808 { |
|
809 CActiveScheduler::Add(this); |
|
810 } |
|
811 |
|
812 void CBtraceReader::ConstructL(TUint aMode) |
|
813 { |
|
814 if (aMode & EDebug) |
|
815 { |
|
816 iDebugConsole = Console::NewL(_L("debug"), TSize(KConsFullScreen,KConsFullScreen)); |
|
817 } |
|
818 User::LeaveIfError(iBtrace.Open()); |
|
819 if (aMode & EConfigBtrace) |
|
820 { |
|
821 User::LeaveIfError(iBtrace.ResizeBuffer(KBtraceBufferSize)); |
|
822 // Turn everything off. |
|
823 for (TInt i = 0; i < KMaxCategories; ++i) |
|
824 { |
|
825 iBtrace.SetFilter(i, 0); |
|
826 } |
|
827 if (aMode & EDebug) |
|
828 { |
|
829 iBtrace.SetFilter(BTrace::EKernPrintf, 1); |
|
830 } |
|
831 iBtrace.SetFilter(RMemSampler::EBtraceCategory, 1); |
|
832 User::LeaveIfError(iBtrace.SetFilter2((const TUint32*)NULL, 0)); |
|
833 iBtrace.SetMode(RBTrace::EEnable | RBTrace::EFreeRunning); |
|
834 } |
|
835 if (iFileName.Length()) |
|
836 { |
|
837 User::LeaveIfError(iFile.Replace(iCommand.FsL(), iFileName, EFileWrite)); |
|
838 } |
|
839 QueueRead(); |
|
840 } |
|
841 |
|
842 void CBtraceReader::QueueRead() |
|
843 { |
|
844 iBtrace.RequestData(iStatus, 0); |
|
845 SetActive(); |
|
846 } |
|
847 |
|
848 void CBtraceReader::DecodeFrame(const TBtraceHeader& aHeader, const TDesC8& aFrame, TUint32) |
|
849 { |
|
850 if (aHeader.iCategory == BTrace::EKernPrintf) |
|
851 { |
|
852 TUint32 threadId = *(TUint32*)aFrame.Ptr(); |
|
853 TBuf<256> text; |
|
854 text.Copy(aFrame.Mid(4)); |
|
855 if (iDebugConsole) |
|
856 { |
|
857 iDebugConsole->Printf(_L("Kern::Printf (0x%08x) \'%S\'\r\n"), &threadId, &text); |
|
858 } |
|
859 } |
|
860 else if (aHeader.iCategory == RMemSampler::EBtraceCategory) |
|
861 { |
|
862 switch (aHeader.iSubCategory) |
|
863 { |
|
864 case RMemSampler::ENewChunk: |
|
865 { |
|
866 TUint32 address = *(TUint32*)aFrame.Ptr(); |
|
867 TInt maxSize = *((TUint32*)aFrame.Ptr() + 1); |
|
868 TFullName fullName; |
|
869 fullName.Copy(aFrame.Mid(8)); |
|
870 if (iDebugConsole) |
|
871 { |
|
872 iDebugConsole->Printf(_L("New chunk - %S\r\n\taddress: 0x%08x max size: %d\r\n"), &fullName, address, maxSize); |
|
873 } |
|
874 if (iMemoryView) |
|
875 { |
|
876 iMemoryView->HandleNewChunk(fullName, address, maxSize); |
|
877 } |
|
878 break; |
|
879 } |
|
880 case RMemSampler::EChangedChunk: |
|
881 { |
|
882 TUint32 address = *(TUint32*)aFrame.Ptr(); |
|
883 TUint32 size = *((TUint32*)aFrame.Ptr() + 1); |
|
884 TUint32 highWaterMark = *((TUint32*)aFrame.Ptr() + 2); |
|
885 if (iDebugConsole) |
|
886 { |
|
887 iDebugConsole->Printf(_L("Changed chunk - address: 0x%08x size: %d hwm: %d\r\n"), address, size, highWaterMark); |
|
888 } |
|
889 if (iMemoryView) |
|
890 { |
|
891 iMemoryView->HandleChangedChunk(address, size, highWaterMark); |
|
892 } |
|
893 break; |
|
894 } |
|
895 case RMemSampler::EDeletedChunk: |
|
896 { |
|
897 TUint32 address = *(TUint32*)aFrame.Ptr(); |
|
898 if (iDebugConsole) |
|
899 { |
|
900 iDebugConsole->Printf(_L("Deleted chunk - address: 0x%08x\r\n"), address); |
|
901 } |
|
902 if (iMemoryView) |
|
903 { |
|
904 iMemoryView->HandleDeletedChunk(address); |
|
905 } |
|
906 break; |
|
907 } |
|
908 } |
|
909 } |
|
910 } |
|
911 |
|
912 void CBtraceReader::Printf(TRefByValue<const TDesC> aFmt, ...) |
|
913 { |
|
914 TOverflowTruncate overflow; |
|
915 VA_LIST list; |
|
916 VA_START(list, aFmt); |
|
917 TBuf<0x100> buf; |
|
918 buf.AppendFormatList(aFmt, list, &overflow); |
|
919 iCommand.Stdout().Write(buf); |
|
920 } |
|
921 |
|
922 |
|
923 class CCmdMemsampler : public CCommandBase |
|
924 { |
|
925 public: |
|
926 static CCommandBase* NewLC(); |
|
927 ~CCmdMemsampler(); |
|
928 private: |
|
929 CCmdMemsampler(); |
|
930 private: // From CCommandBase. |
|
931 virtual const TDesC& Name() const; |
|
932 virtual void DoRunL(); |
|
933 virtual void OptionsL(RCommandOptionList& aOptions); |
|
934 private: |
|
935 RMemSampler iMemSampler; |
|
936 CMemoryView* iMemoryView; |
|
937 CStdinReader* iStdinReader; |
|
938 CBtraceReader* iBtraceReader; |
|
939 TUint iRate; |
|
940 TBool iNoBtraceConfig; |
|
941 TBool iDebug; |
|
942 TBool iHuman; |
|
943 TFileName2 iFileName; |
|
944 TBool iNoLiveView; |
|
945 }; |
|
946 |
|
947 |
|
948 CCommandBase* CCmdMemsampler::NewLC() |
|
949 { |
|
950 CCmdMemsampler* self = new(ELeave) CCmdMemsampler(); |
|
951 CleanupStack::PushL(self); |
|
952 self->BaseConstructL(); |
|
953 return self; |
|
954 } |
|
955 |
|
956 CCmdMemsampler::~CCmdMemsampler() |
|
957 { |
|
958 iMemSampler.Close(); |
|
959 User::FreeLogicalDevice(KLdd); |
|
960 delete iStdinReader; |
|
961 delete iBtraceReader; |
|
962 delete iMemoryView; |
|
963 } |
|
964 |
|
965 CCmdMemsampler::CCmdMemsampler() : CCommandBase(EManualComplete), iRate(1000) |
|
966 { |
|
967 } |
|
968 |
|
969 const TDesC& CCmdMemsampler::Name() const |
|
970 { |
|
971 _LIT(KName, "memsampler"); |
|
972 return KName; |
|
973 } |
|
974 |
|
975 void CCmdMemsampler::DoRunL() |
|
976 { |
|
977 TUint mode = 0; |
|
978 if (!iNoBtraceConfig) |
|
979 { |
|
980 mode |= CBtraceReader::EConfigBtrace; |
|
981 } |
|
982 if (iDebug) |
|
983 { |
|
984 mode |= CBtraceReader::EDebug; |
|
985 } |
|
986 |
|
987 if (!iNoLiveView) |
|
988 { |
|
989 iMemoryView = CMemoryView::NewL(Stdout(), Stderr(), iHuman); |
|
990 } |
|
991 iStdinReader = CStdinReader::NewL(Stdin(), *this, iMemoryView); |
|
992 iBtraceReader = CBtraceReader::NewL(mode, iFileName, *this, iMemoryView); |
|
993 User::LeaveIfError(User::LoadLogicalDevice(KLdd)); |
|
994 User::LeaveIfError(iMemSampler.Open()); |
|
995 iMemSampler.Start(iRate); |
|
996 } |
|
997 |
|
998 void CCmdMemsampler::OptionsL(RCommandOptionList& aOptions) |
|
999 { |
|
1000 _LIT(KOptSampleRate, "rate"); |
|
1001 aOptions.AppendUintL(iRate, KOptSampleRate); |
|
1002 |
|
1003 _LIT(KOptNoBtraceConfig, "no-btrace-config"); |
|
1004 aOptions.AppendBoolL(iNoBtraceConfig, KOptNoBtraceConfig); |
|
1005 |
|
1006 _LIT(KOptDebug, "debug"); |
|
1007 aOptions.AppendBoolL(iDebug, KOptDebug); |
|
1008 |
|
1009 _LIT(KOptHuman, "human"); |
|
1010 aOptions.AppendBoolL(iHuman, KOptHuman); |
|
1011 |
|
1012 _LIT(KOptFile, "file"); |
|
1013 aOptions.AppendFileNameL(iFileName, KOptFile); |
|
1014 |
|
1015 _LIT(KOptNoLiveView, "no-live-view"); |
|
1016 aOptions.AppendBoolL(iNoLiveView, KOptNoLiveView); |
|
1017 } |
|
1018 |
|
1019 |
|
1020 EXE_BOILER_PLATE(CCmdMemsampler) |
|
1021 |