1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Definitions for the class TATDriveInfo. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 #include <f32file.h> |
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22 #include <driveinfo.h> |
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23 #include "atdriveinfo.h" |
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24 #include "atlog.h" |
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25 |
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26 // ----------------------------------------------------------------------------- |
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27 // TATDriveInfo::TATDriveInfo |
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28 // C++ default constructor. |
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29 // ----------------------------------------------------------------------------- |
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30 // |
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31 TATDriveInfo::TATDriveInfo() |
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32 { |
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33 LOGSTR1( "TATD TATDriveInfo::TATDriveInfo()" ); |
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34 } |
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35 |
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36 // ----------------------------------------------------------------------------- |
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37 // TATDriveInfo::CreatePath() |
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38 // ----------------------------------------------------------------------------- |
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39 // |
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40 TInt TATDriveInfo::CreatePath( TDes& aPath, |
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41 const TDesC& aFileName, const TDesC& aFilePath, RFs& aFs ) |
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42 { |
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43 LOGSTR1( "TATD TInt TATDriveInfo::CreatePath()" ); |
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44 TInt err( KErrNotFound ); |
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45 |
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46 // first try to create user defined directory |
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47 if( aFilePath.Length()>0 ) |
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48 { |
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49 err = aFs.MkDir( aFilePath ); |
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50 LOGSTR2( "STSE > defined path aFs.MkDir err = %i", err ); |
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51 |
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52 if ( !err || err == KErrAlreadyExists ) |
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53 { |
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54 //directory was succesfully created or exists |
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55 aPath.Copy( aFilePath ); |
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56 if ( aFileName.Length() != 0 && |
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57 ( ( aPath.MaxLength() - aPath.Length() ) > aFileName.Length() ) ) |
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58 { |
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59 aPath.Append( aFileName ); |
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60 } |
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61 return err; |
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62 } |
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63 else if( err == KErrBadName ) |
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64 { |
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65 // TODO bad path, log error |
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66 // log default name in the end of function |
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67 } |
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68 } |
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69 |
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70 |
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71 |
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72 //error when trying to create user defined directory, lets use default paths |
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73 |
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74 // Drive letter |
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75 TChar driveLetter; |
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76 // Drive number |
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77 TInt dNumber( EDriveZ ); |
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78 TBool found( EFalse ); |
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79 // Drive type |
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80 TUint driveType( KDriveAttRemovable ); |
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81 |
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82 |
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83 while ( !found ) |
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84 { |
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85 // Get drive letter |
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86 if ( GetDrive( driveLetter, dNumber, aFs, driveType ) == KErrNotFound ) |
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87 { |
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88 if ( driveType == KDriveAttInternal ) |
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89 { |
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90 return KErrNotFound; |
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91 } |
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92 driveType = KDriveAttInternal; |
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93 dNumber = EDriveZ; |
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94 } |
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95 else |
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96 { |
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97 // Create path |
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98 aPath.Delete( 0, aPath.MaxLength() ); |
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99 aPath.Append( driveLetter ); |
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100 |
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101 |
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102 #ifdef __WINS__ |
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103 // For emulator the data file is stored to different location |
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104 aPath.Append( KATDataFilePath ); |
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105 #else |
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106 TDriveInfo driveInfo; |
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107 aFs.Drive( driveInfo, dNumber ); |
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108 // The drive is removable( memory card ) so we can log inside of root folder |
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109 if ( driveInfo.iDriveAtt & KDriveAttRemovable ) |
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110 { |
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111 aPath.Append( KATDataFilePath ); |
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112 } |
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113 // The drive is internal user can only access data folder so log into that |
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114 else |
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115 { |
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116 aPath.Append( KATDataFilePath2 ); |
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117 } |
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118 #endif |
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119 |
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120 // Make a directory for logging data file |
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121 err = aFs.MkDir( aPath ); |
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122 LOGSTR2( "STSE > aFs.MkDir err = %i", err ); |
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123 |
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124 if ( !err || err == KErrAlreadyExists ) |
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125 { |
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126 if ( aFileName.Length() != 0 && |
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127 ( ( aPath.MaxLength() - aPath.Length() ) > aFileName.Length() ) ) |
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128 { |
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129 aPath.Append( aFileName ); |
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130 } |
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131 found = ETrue; |
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132 } |
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133 } |
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134 } |
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135 return err; |
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136 } |
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137 |
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138 // ----------------------------------------------------------------------------- |
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139 // TATDriveInfo::GetDrive() |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 TInt TATDriveInfo::GetDrive( TChar& aDrive, TInt& aDriveNumber, RFs& aFs, |
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143 const TUint aDriveType ) |
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144 { |
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145 LOGSTR1( "TATD TInt TATDriveInfo::GetDrive()" ); |
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146 |
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147 // Contains drive information. |
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148 TDriveInfo driveInfo; |
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149 |
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150 for ( TInt i = aDriveNumber; i >= (TInt)EDriveA; i-- ) |
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151 { |
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152 // Gets information about a drive and the medium mounted on it. |
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153 // If error occured then skip to next drive. |
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154 if ( aFs.Drive( driveInfo, i ) != KErrNone ) |
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155 continue; |
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156 |
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157 // Test whether drive is available. If not, skip to next drive. |
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158 if ( driveInfo.iDriveAtt & KDriveAbsent || i == (TInt)EDriveD || |
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159 driveInfo.iDriveAtt & KDriveAttRom || |
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160 driveInfo.iMediaAtt & KMediaAttWriteProtected || |
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161 driveInfo.iDriveAtt & KDriveFileSysROFS ) |
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162 continue; |
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163 |
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164 // Maps a drive number to the corresponding character. |
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165 if ( aFs.DriveToChar( i, aDrive ) != KErrNone ) |
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166 continue; |
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167 |
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168 if ( driveInfo.iDriveAtt & aDriveType && |
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169 driveInfo.iType != EMediaNotPresent && |
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170 driveInfo.iType != EMediaCdRom ) |
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171 { |
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172 TUint status( 0 ); |
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173 |
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174 switch ( aDriveType ) |
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175 { |
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176 case KDriveAttRemovable: |
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177 { |
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178 // Get the drive status of the default removable mass storage. |
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179 if ( DriveInfo::GetDriveStatus( aFs, i, status ) == KErrNone ) |
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180 { |
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181 // To indicate that the drive is physically removable. |
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182 if ( status & DriveInfo::EDriveRemovable && |
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183 !( status & DriveInfo::EDriveCorrupt ) ) |
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184 { |
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185 aDriveNumber = --i; |
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186 return KErrNone; |
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187 } |
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188 } |
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189 } |
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190 break; |
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191 case KDriveAttInternal: |
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192 { |
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193 // Get the drive status of the default removable mass storage. |
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194 if ( DriveInfo::GetDriveStatus( aFs, i, status ) == KErrNone ) |
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195 { |
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196 // To indicate that the drive is internal and |
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197 // cannot be physically removed. |
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198 if ( status & DriveInfo::EDriveInternal && |
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199 !( status & DriveInfo::EDriveExternallyMountable ) ) |
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200 { |
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201 aDriveNumber = --i; |
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202 return KErrNone; |
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203 } |
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204 } |
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205 } |
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206 break; |
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207 |
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208 default: |
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209 break; |
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210 } |
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211 } |
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212 } |
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213 return KErrNotFound; |
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214 } |
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215 |
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216 // End of File |
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