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1 // Copyright (c) 2002-2009 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 // f32test\ext\emptyext.cpp |
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15 // extension which simply records/prints out accesses to each function |
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16 // |
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17 // |
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18 |
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19 #include <f32fsys.h> |
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20 |
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21 |
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22 class CEmptyExtProxyDrive : public CBaseExtProxyDrive |
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23 { |
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24 public: |
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25 static CEmptyExtProxyDrive* NewL(CProxyDrive* aProxyDrive, CMountCB* aMount); |
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26 ~CEmptyExtProxyDrive(); |
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27 public: |
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28 virtual TInt Initialise(); |
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29 virtual TInt Dismounted(); |
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30 virtual TInt Enlarge(TInt aLength); |
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31 virtual TInt ReduceSize(TInt aPos, TInt aLength); |
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32 virtual TInt Read(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt aThreadHandle,TInt anOffset); |
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33 virtual TInt Read(TInt64 aPos,TInt aLength,TDes8& aTrg); |
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34 virtual TInt Write(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt aThreadHandle,TInt anOffset); |
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35 virtual TInt Write(TInt64 aPos,const TDesC8& aSrc); |
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36 virtual TInt Caps(TDes8& anInfo); |
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37 virtual TInt Format(TFormatInfo& anInfo); |
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38 private: |
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39 CEmptyExtProxyDrive(CProxyDrive* aProxyDrive, CMountCB* aMount); |
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40 private: |
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41 TInt iInitialise; |
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42 TInt iDismounted; |
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43 TInt iEnlarge; |
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44 TInt iReduceSize; |
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45 TInt iReadThread; |
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46 TInt iRead; |
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47 TInt iWriteThread; |
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48 TInt iWrite; |
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49 TInt iCaps; |
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50 TInt iFormat; |
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51 }; |
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52 |
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53 class CEmptyProxyDriveFactory : public CProxyDriveFactory |
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54 { |
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55 public: |
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56 CEmptyProxyDriveFactory(); |
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57 virtual TInt Install(); |
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58 virtual CProxyDrive* NewProxyDriveL(CProxyDrive* aProxy,CMountCB* aMount); |
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59 }; |
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60 |
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61 CEmptyExtProxyDrive* CEmptyExtProxyDrive::NewL(CProxyDrive* aProxyDrive, CMountCB* aMount) |
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62 // |
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63 // |
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64 // |
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65 { |
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66 CEmptyExtProxyDrive* temp=new(ELeave) CEmptyExtProxyDrive(aProxyDrive,aMount); |
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67 return(temp); |
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68 } |
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69 |
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70 |
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71 CEmptyExtProxyDrive::CEmptyExtProxyDrive(CProxyDrive* aProxyDrive, CMountCB* aMount):CBaseExtProxyDrive(aProxyDrive,aMount) |
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72 { |
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73 RDebug::Print(_L("CEmptyExtProxyDrive::CEmptyExtProxyDrive")); |
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74 } |
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75 |
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76 CEmptyExtProxyDrive::~CEmptyExtProxyDrive() |
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77 // |
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78 // |
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79 // |
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80 { |
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81 // print out the figures obtained |
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82 RDebug::Print(_L("Initialise = %d"),iInitialise); |
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83 RDebug::Print(_L("Dismounted = %d"),iDismounted); |
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84 RDebug::Print(_L("Enlarge = %d"),iEnlarge); |
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85 RDebug::Print(_L("ReduceSize = %d"),iReduceSize); |
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86 RDebug::Print(_L("Read Thread = %d"),iReadThread); |
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87 RDebug::Print(_L("Read = %d"),iRead); |
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88 RDebug::Print(_L("Write Thread = %d"),iWriteThread); |
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89 RDebug::Print(_L("Write = %d"),iWrite); |
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90 RDebug::Print(_L("Format = %d"),iFormat); |
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91 } |
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92 |
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93 TInt CEmptyExtProxyDrive::Initialise() |
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94 // |
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95 // |
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96 // |
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97 { |
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98 RDebug::Print(_L("CEmptyExtProxyDrive::Initialise()")); |
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99 ++iInitialise; |
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100 return(CBaseExtProxyDrive::Initialise()); |
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101 } |
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102 |
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103 TInt CEmptyExtProxyDrive::Dismounted() |
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104 // |
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105 // |
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106 // |
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107 { |
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108 RDebug::Print(_L("CEmptyExtProxyDrive::Dismounted()")); |
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109 ++iDismounted; |
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110 return(CBaseExtProxyDrive::Dismounted()); |
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111 } |
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112 |
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113 TInt CEmptyExtProxyDrive::Enlarge(TInt aLength) |
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114 // |
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115 // |
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116 // |
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117 { |
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118 ++iEnlarge; |
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119 return(CBaseExtProxyDrive::Enlarge(aLength)); |
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120 } |
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121 |
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122 |
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123 TInt CEmptyExtProxyDrive::ReduceSize(TInt aPos, TInt aLength) |
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124 // |
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125 // |
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126 // |
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127 { |
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128 ++iReduceSize; |
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129 return(CBaseExtProxyDrive::ReduceSize(aPos,aLength)); |
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130 } |
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131 |
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132 TInt CEmptyExtProxyDrive::Read(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt aThreadHandle,TInt anOffset) |
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133 // |
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134 // |
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135 // |
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136 { |
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137 ++iReadThread; |
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138 return(CBaseExtProxyDrive::Read(aPos,aLength,aTrg,aThreadHandle,anOffset)); |
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139 } |
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140 |
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141 TInt CEmptyExtProxyDrive::Read(TInt64 aPos,TInt aLength,TDes8& aTrg) |
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142 // |
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143 // |
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144 // |
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145 { |
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146 ++iRead; |
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147 return(CBaseExtProxyDrive::Read(aPos,aLength,aTrg)); |
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148 } |
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149 |
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150 TInt CEmptyExtProxyDrive::Write(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt aThreadHandle,TInt anOffset) |
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151 // |
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152 // |
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153 // |
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154 { |
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155 ++iWriteThread; |
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156 return(CBaseExtProxyDrive::Write(aPos,aLength,aSrc,aThreadHandle,anOffset)); |
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157 } |
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158 |
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159 TInt CEmptyExtProxyDrive::Write(TInt64 aPos,const TDesC8& aSrc) |
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160 // |
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161 // |
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162 // |
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163 { |
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164 ++iWrite; |
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165 return(CBaseExtProxyDrive::Write(aPos,aSrc)); |
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166 } |
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167 |
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168 TInt CEmptyExtProxyDrive::Caps(TDes8& anInfo) |
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169 // |
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170 // |
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171 // |
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172 { |
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173 ++iCaps; |
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174 return(CBaseExtProxyDrive::Caps(anInfo)); |
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175 } |
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176 |
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177 TInt CEmptyExtProxyDrive::Format(TFormatInfo& anInfo) |
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178 // |
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179 // |
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180 // |
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181 { |
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182 ++iFormat; |
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183 return(CBaseExtProxyDrive::Format(anInfo)); |
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184 } |
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185 |
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186 |
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187 CEmptyProxyDriveFactory::CEmptyProxyDriveFactory() |
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188 // |
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189 // |
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190 // |
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191 { |
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192 RDebug::Print(_L("CEmptyProxyDriveFactory::CEmptyProxyDriveFactory")); |
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193 } |
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194 |
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195 TInt CEmptyProxyDriveFactory::Install() |
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196 // |
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197 // |
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198 // |
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199 { |
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200 _LIT(KEmptyName,"Empty"); |
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201 return(SetName(&KEmptyName)); |
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202 } |
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203 |
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204 CProxyDrive* CEmptyProxyDriveFactory::NewProxyDriveL(CProxyDrive* aProxy,CMountCB* aMount) |
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205 // |
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206 // |
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207 // |
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208 { |
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209 return(CEmptyExtProxyDrive::NewL(aProxy,aMount)); |
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210 } |
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211 |
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212 extern "C" { |
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213 |
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214 EXPORT_C CProxyDriveFactory* CreateFileSystem() |
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215 // |
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216 // Create a new file system |
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217 // |
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218 { |
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219 return(new CEmptyProxyDriveFactory()); |
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220 } |
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221 } |
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222 |
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223 |