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1 // Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 |
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17 #ifndef __TF_WRITE_H__ |
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18 #define __TF_WRITE_H__ |
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19 |
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20 #include <e32std.h> |
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21 |
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22 enum TPanicNo |
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23 { |
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24 EPanicGetDesOverflow, |
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25 EPanicGetDesInitialOverflow, |
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26 EPanicCheckOverflow, |
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27 EPanicCompareDescOverflow, |
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28 EPanicEraseBlockOOR, |
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29 EPanicEraseBlockNeg, |
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30 EPanicJoinMaths |
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31 }; |
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32 |
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33 GLREF_C void Panic( TPanicNo aPanic ); |
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34 |
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35 class CWriteTest; |
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36 |
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37 class MGeneralizedWrite |
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38 // |
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39 // Provides an generic interface to a write function which |
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40 // can be either the simple of thread version. Used to hide which |
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41 // version of the write function a test is using |
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42 // |
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43 { |
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44 public: |
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45 virtual void Write(TInt aPos,const TDesC8& aSrc) = 0; |
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46 virtual void CheckedWrite(TInt aPos,const TDesC8& aSrc) = 0; |
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47 }; |
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48 |
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49 class TWriteBase: public MGeneralizedWrite |
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50 { |
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51 public: |
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52 TWriteBase( CWriteTest& aOwner ); |
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53 virtual void CheckedWrite(TInt aPos,const TDesC8& aSrc); |
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54 |
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55 protected: |
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56 CWriteTest& iOwner; |
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57 }; |
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58 |
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59 |
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60 class TSimpleWrite : public TWriteBase |
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61 // |
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62 // Simple implementation of write function |
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63 // |
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64 { |
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65 public: |
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66 TSimpleWrite( CWriteTest& aOwner ); |
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67 virtual void Write( TInt aPos, const TDesC8& aSrc ); |
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68 |
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69 private: |
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70 TBusLocalDrive& iDrive; |
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71 }; |
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72 |
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73 class TThreadWrite : public TWriteBase |
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74 // |
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75 // Thread implementation of write function |
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76 // |
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77 { |
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78 public: |
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79 TThreadWrite( CWriteTest& aOwner ); |
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80 virtual void Write(TInt aPos,const TDesC8& aSrc); |
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81 |
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82 // Thread functions with offset, added by this class |
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83 void CheckedThreadWrite(TInt aPos, TInt aLength, const TDesC8& aSrc, TInt aDescOffset ); |
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84 void CurrentThreadCheckedThreadWrite(TInt aPos, TInt aLength, const TDesC8& aSrc, TInt aDescOffset ); |
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85 |
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86 private: |
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87 TBusLocalDrive& iDrive; |
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88 const TInt iThreadHandle; |
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89 }; |
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90 |
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91 |
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92 class CBlockManager : public CBase |
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93 // |
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94 // class used to control erasing and allocation of blocks |
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95 // |
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96 { |
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97 public: |
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98 CBlockManager( TBusLocalDrive& iDrive, CWriteTest& aOwner ); |
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99 ~CBlockManager(); |
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100 |
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101 void CreateL(); |
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102 |
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103 void EraseBlock( TInt aBlockNumber ); |
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104 void EraseAllBlocks(); |
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105 void VerifyErased( TInt aBlockNumber ); |
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106 |
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107 void InitialiseSequentialBlockAllocator(); |
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108 TInt NextErasedBlock(); |
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109 |
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110 void InitialiseDataChunkAllocator(); |
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111 TUint NextErasedDataChunk( TInt aRequiredLength, TInt aMultiple=4 ); |
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112 |
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113 |
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114 inline TInt BlockCount() const; |
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115 inline TInt BlockSize() const; |
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116 inline TInt FlashSize() const; |
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117 inline TUint BlockAddress( TInt aBlockNumber ) const; |
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118 |
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119 private: |
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120 TBusLocalDrive& iDrive; |
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121 TBuf8<512> iReadBuffer; |
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122 CWriteTest& iOwner; |
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123 TInt iBlockCount; |
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124 TInt iBlockSize; |
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125 |
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126 enum TEraseStatus |
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127 { |
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128 EErased, |
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129 ENotErased |
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130 }; |
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131 TEraseStatus* iEraseArray; |
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132 |
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133 TInt iNextBlock; |
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134 |
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135 TInt iDataBlock; |
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136 TInt iDataOffset; |
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137 }; |
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138 |
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139 |
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140 |
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141 class CWriteTest : public CBase |
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142 { |
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143 public: |
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144 ~CWriteTest(); |
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145 |
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146 void CreateL(); |
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147 |
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148 void DoTests(); |
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149 |
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150 TBool CompareAgainstFlash( TInt aFlashOffset, const TDesC8& aDes ); |
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151 TBool CompareAgainstFlash( TInt aFlashOffset, TInt aLength, const TDesC8& aDes, TInt aDescOffset ); |
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152 |
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153 inline const TUint8* ChunkBase() const; |
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154 inline TBusLocalDrive& Drive(); |
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155 inline TInt DummyThreadHandle() const; |
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156 |
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157 private: |
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158 static TInt DummyThread( TAny* aParam ); |
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159 |
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160 void CreateRandomData( TDes8& aDestBuf, TInt aLength ); |
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161 TBool CheckOnes( TUint aFlashOffset, TInt aLength ); |
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162 void CreateTestData( TInt aBlockNumber, TBool aEndOfBlock ); |
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163 |
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164 void SimpleWriteTest(); |
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165 void SimpleThreadWriteTest(); |
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166 void DoSimpleWriteTest( MGeneralizedWrite& aWriter ); |
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167 |
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168 void AlignedWriteTest(); |
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169 void AlignedThreadWriteTest(); |
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170 void DoAlignedWriteTest( MGeneralizedWrite& aWriter ); |
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171 |
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172 void UnalignedWriteTest(); |
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173 void UnalignedThreadWriteTest(); |
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174 void DoUnalignedWriteTest( MGeneralizedWrite& aWriter ); |
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175 |
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176 void OffsetDescriptorAlignedWriteTest(); |
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177 void OffsetDescriptorUnalignedWriteTest(); |
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178 void OffsetDescriptorCurrentThreadAlignedWriteTest(); |
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179 void OffsetDescriptorCurrentThreadUnalignedWriteTest(); |
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180 |
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181 void JoinedWriteTest(); |
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182 void JoinedThreadWriteTest(); |
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183 |
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184 void SingleBitOverwriteTest(); |
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185 void TwoBitOverwriteTest(); |
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186 |
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187 void RunSimulationTest(); |
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188 |
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189 |
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190 private: |
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191 TBusLocalDrive iDrive; |
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192 TBool iDriveOpened; |
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193 TBuf8<512> iReadBuffer; |
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194 CBlockManager* iBlocks; |
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195 |
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196 TRandomGenerator iRandom; |
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197 |
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198 TSimpleWrite* iSimpleWriter; |
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199 TThreadWrite* iThreadWriter; |
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200 |
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201 RThread iDummyThread; |
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202 }; |
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203 |
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204 |
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205 |
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206 |
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207 inline TBusLocalDrive& CWriteTest::Drive() |
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208 { |
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209 return iDrive; |
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210 } |
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211 |
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212 inline TInt CWriteTest::DummyThreadHandle() const |
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213 { |
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214 return iDummyThread.Handle(); |
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215 } |
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216 |
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217 |
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218 #endif |
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219 |