1 /* |
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2 * Copyright (c) 2010 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: |
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15 * |
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16 */ |
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17 |
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18 // INCLUDE FILES |
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19 #include "FBFileOps.h" |
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20 #include "FBFileUtils.h" |
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21 #include "engine.h" |
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22 #include "FBTraces.h" |
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23 |
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24 #ifndef FILEBROWSER_LITE |
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25 #include "FBFileOpClient.h" |
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26 #endif |
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27 |
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28 #include <f32file.h> |
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29 #include <bautils.h> |
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30 #include <eikenv.h> |
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31 #include <babackup.h> |
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32 |
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33 const TInt KSecureBackupStartDelay = 750000; |
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34 const TInt KSecureBackupLoopDelay = 100000; |
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35 const TInt KSecureBackupEndDelay = 200000; |
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36 const TInt KMaxFileLockAttempts = 3; |
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37 |
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38 |
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39 // ================= MEMBER FUNCTIONS ======================= |
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40 |
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41 CFileBrowserFileOps* CFileBrowserFileOps::NewL(CEngine* aEngine) |
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42 { |
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43 CFileBrowserFileOps* self = new(ELeave) CFileBrowserFileOps(aEngine); |
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44 CleanupStack::PushL(self); |
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45 self->ConstructL(); |
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46 CleanupStack::Pop(); |
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47 return self; |
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48 } |
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49 |
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50 // -------------------------------------------------------------------------------------------- |
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51 |
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52 CFileBrowserFileOps::CFileBrowserFileOps(CEngine* aEngine) : iEngine(aEngine) |
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53 { |
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54 } |
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55 |
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56 // -------------------------------------------------------------------------------------------- |
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57 |
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58 void CFileBrowserFileOps::ConstructL() |
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59 { |
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60 iRecursiveState = EFileOpInvalid; |
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61 iSecureBackUpActive = EFalse; |
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62 iFileCommandActivatedSecureBackup = EFalse; |
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63 |
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64 User::LeaveIfError(iFs.Connect()); |
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65 iFileMan = CFileMan::NewL( iFs, this ); |
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66 } |
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67 |
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68 // -------------------------------------------------------------------------------------------- |
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69 |
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70 CFileBrowserFileOps::~CFileBrowserFileOps() |
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71 { |
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72 if (iSBEClient) |
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73 delete iSBEClient; |
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74 |
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75 #ifndef FILEBROWSER_LITE |
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76 if (iFileOpClient) |
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77 delete iFileOpClient; |
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78 #endif |
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79 |
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80 delete iFileMan; |
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81 iFs.Close(); |
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82 } |
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83 |
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84 // -------------------------------------------------------------------------------------------- |
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85 |
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86 TInt CFileBrowserFileOps::ActivateSecureBackUpViaFileOp() |
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87 { |
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88 iFileManObserverResult = MFileManObserver::EContinue; |
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89 // if already activate by a file command, return ok |
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90 if (iFileCommandActivatedSecureBackup) |
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91 return KErrNone; |
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92 else |
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93 { |
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94 // if secure backup is already active, disable it first, because it may in wrong state |
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95 if (iSecureBackUpActive) |
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96 DeActivateSecureBackUp(); |
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97 } |
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98 |
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99 // try to activate full secure backup |
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100 TInt err = ActivateSecureBackUp(conn::EBURBackupFull, conn::EBackupBase); |
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101 |
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102 if (err == KErrNone) |
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103 iFileCommandActivatedSecureBackup = ETrue; |
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104 |
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105 return err; |
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106 } |
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107 |
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108 // -------------------------------------------------------------------------------------------- |
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109 |
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110 TInt CFileBrowserFileOps::DeActivateSecureBackUpViaFileOp() |
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111 { |
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112 TInt err(KErrGeneral); |
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113 iFileManObserverResult = MFileManObserver::EContinue; |
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114 |
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115 // if activate by a file command, try to reactivate it |
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116 if (iFileCommandActivatedSecureBackup) |
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117 { |
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118 err = DeActivateSecureBackUp(); |
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119 |
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120 // even if it fails, forget the state |
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121 iFileCommandActivatedSecureBackup = EFalse; |
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122 } |
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123 |
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124 return err; |
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125 } |
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126 |
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127 // -------------------------------------------------------------------------------------------- |
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128 |
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129 TInt CFileBrowserFileOps::ActivateSecureBackUp(conn::TBURPartType aPartType, conn::TBackupIncType aBackupIncType) |
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130 { |
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131 iFileManObserverResult = MFileManObserver::EContinue; |
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132 // check for invalid parameters |
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133 if (aPartType == conn::EBURNormal || aBackupIncType == conn::ENoBackup) |
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134 User::Panic(_L("Inv.Usage.SE"), 532); |
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135 |
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136 TInt err(KErrNone); |
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137 |
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138 if (!iSBEClient) |
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139 { |
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140 TRAP(err, iSBEClient = conn::CSBEClient::NewL()); |
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141 if (err != KErrNone) |
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142 return err; |
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143 } |
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144 |
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145 TDriveList driveList; |
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146 err = iFs.DriveList(driveList); |
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147 |
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148 if (err == KErrNone) |
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149 { |
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150 // make sure that the application has a system status to prevent getting shut down events |
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151 iEngine->EikonEnv()->SetSystem(ETrue); |
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152 |
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153 // activating secure back up removes locks from files which respect this fuctionality |
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154 TRAP(err, iSBEClient->SetBURModeL(driveList, aPartType, aBackupIncType)); |
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155 |
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156 if (err == KErrNone) |
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157 { |
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158 iSecureBackUpActive = ETrue; |
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159 User::After(KSecureBackupStartDelay); // a short delay to wait to activate |
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160 } |
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161 } |
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162 |
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163 return err; |
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164 } |
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165 |
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166 // -------------------------------------------------------------------------------------------- |
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167 |
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168 TInt CFileBrowserFileOps::DeActivateSecureBackUp() |
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169 { |
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170 TInt err(KErrNone); |
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171 |
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172 if (!iSBEClient) |
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173 { |
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174 TRAP(err, iSBEClient = conn::CSBEClient::NewL()); |
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175 if (err != KErrNone) |
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176 return err; |
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177 |
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178 // make sure that the application has a system status |
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179 iEngine->EikonEnv()->SetSystem(ETrue); |
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180 } |
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181 |
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182 TDriveList driveList; |
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183 err = iFs.DriveList(driveList); |
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184 |
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185 if (err == KErrNone) |
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186 { |
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187 // deactivate secure backup |
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188 TRAP(err, iSBEClient->SetBURModeL(driveList, conn::EBURNormal, conn::ENoBackup)); |
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189 |
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190 User::After(KSecureBackupEndDelay); // a short delay to wait to deactivate |
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191 |
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192 // system status not needed anymore |
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193 iEngine->EikonEnv()->SetSystem(EFalse); |
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194 } |
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195 |
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196 iSecureBackUpActive = EFalse; |
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197 |
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198 return err; |
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199 } |
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200 |
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201 // -------------------------------------------------------------------------------------------- |
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202 |
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203 TInt CFileBrowserFileOps::DoFindEntries(const TDesC& aFileName, const TDesC& aPath) |
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204 { |
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205 TFindFile fileFinder(iFs); |
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206 CDir* dir; |
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207 TInt err = fileFinder.FindWildByPath(aFileName, &aPath, dir); |
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208 |
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209 while (err == KErrNone && iFileManObserverResult != MFileManObserver::ECancel) |
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210 { |
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211 for (TInt i=0; i<dir->Count(); i++) |
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212 { |
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213 TEntry entry = (*dir)[i]; |
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214 |
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215 if (entry.iName.Length() && aPath.Length()) |
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216 { |
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217 // parse the entry |
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218 TParse parsedName; |
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219 parsedName.Set(entry.iName, &fileFinder.File(), NULL); |
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220 |
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221 if (parsedName.Drive().Length() && aPath.Length() && parsedName.Drive()[0] == aPath[0]) |
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222 { |
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223 // get full source path |
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224 TFileName fullSourcePath = parsedName.FullName(); |
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225 if (entry.IsDir()) |
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226 fullSourcePath.Append(_L("\\")); |
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227 |
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228 // call the file operation command |
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229 switch(iRecursiveState) |
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230 { |
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231 case EFileOpAttribs: |
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232 { |
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233 // the same attribs command can be given for both directories and files |
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234 FileOpAttribs(fullSourcePath, iUint1, iUint2, iTime1, iUint3); |
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235 } |
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236 break; |
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237 |
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238 case EFileOpCopy: |
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239 { |
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240 // calculate length of new entries added to the original source path |
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241 TUint newEntriesLength = fullSourcePath.Length() - iBuf1.Length(); |
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242 |
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243 // get pointer description to the rightmost data |
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244 TPtr16 newEntriesPtr = fullSourcePath.RightTPtr(newEntriesLength); |
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245 |
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246 // generate target path |
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247 TFileName fullTargetPath = iBuf2; |
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248 fullTargetPath.Append(newEntriesPtr); |
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249 |
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250 if (entry.IsDir()) |
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251 { |
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252 // if it is a directory entry, just create it based on the entry's attributes |
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253 FileOpMkDirAll(fullTargetPath, entry.iAtt); |
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254 } |
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255 else |
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256 { |
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257 // ensure that root target folder exists |
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258 BaflUtils::EnsurePathExistsL(iFs, iBuf2); |
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259 // otherwise copy the file |
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260 FileOpCopy(fullSourcePath, fullTargetPath, iUint1); |
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261 } |
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262 } |
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263 break; |
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264 |
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265 case EFileOpDelete: |
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266 { |
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267 if (entry.IsDir()) |
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268 { |
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269 // for directories call rmdir |
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270 FileOpRmDir(fullSourcePath, iUint1); |
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271 } |
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272 else |
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273 { |
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274 // for files call the normal file deletion operation |
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275 FileOpDeleteFile(fullSourcePath, iUint1); |
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276 } |
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277 } |
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278 break; |
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279 |
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280 default: |
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281 User::Panic (_L("FileOpRecurs"), 775); |
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282 break; |
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283 } |
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284 } |
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285 } |
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286 if ( iFileManObserverResult == MFileManObserver::ECancel ) break; |
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287 } |
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288 |
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289 delete dir; |
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290 dir = NULL; |
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291 if ( iFileManObserverResult != MFileManObserver::ECancel ) |
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292 { |
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293 err = fileFinder.FindWild(dir); |
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294 } |
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295 } |
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296 |
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297 return err; |
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298 } |
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299 |
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300 // -------------------------------------------------------------------------------------------- |
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301 |
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302 TInt CFileBrowserFileOps::DoFindEntriesRecursiveL(const TDesC& aFileName, const TDesC& aPath) |
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303 { |
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304 TInt err(KErrNone); |
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305 |
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306 // it is logical to scan upwards when deleting and changing attributes |
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307 CDirScan::TScanDirection scanDirection = CDirScan::EScanUpTree; |
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308 |
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309 // when copying files, it is more logical to move downwards |
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310 if (iRecursiveState == EFileOpCopy) |
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311 scanDirection = CDirScan::EScanDownTree; |
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312 |
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313 |
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314 CDirScan* scan = CDirScan::NewLC(iFs); |
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315 scan->SetScanDataL(aPath, KEntryAttDir|KEntryAttMatchMask, ESortByName | EAscending | EDirsFirst, scanDirection); |
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316 CDir* dir = NULL; |
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317 |
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318 for(;;) |
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319 { |
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320 TRAP(err, scan->NextL(dir)); |
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321 if (!dir || (err != KErrNone)) |
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322 break; |
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323 |
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324 for (TInt i=0; i<dir->Count(); i++) |
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325 { |
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326 TEntry entry = (*dir)[i]; |
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327 |
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328 if (entry.IsDir()) |
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329 { |
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330 TFileName path(scan->FullPath()); |
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331 |
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332 if (path.Length()) |
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333 { |
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334 path.Append(entry.iName); |
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335 path.Append(_L("\\")); |
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336 // test path.Left(iBuf2.Length()).Compare(iBuf2) - to prevent never ending recursive copy (in case of copy folder under itself) |
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337 if( !(iRecursiveState == EFileOpCopy && !path.Left(iBuf2.Length()).Compare(iBuf2)) ) |
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338 { |
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339 DoFindEntries(aFileName, path); |
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340 } |
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341 } |
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342 } |
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343 if ( iFileManObserverResult == MFileManObserver::ECancel ) |
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344 { |
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345 break; |
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346 } |
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347 } |
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348 delete(dir); |
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349 if ( iFileManObserverResult == MFileManObserver::ECancel ) |
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350 { |
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351 break; |
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352 } |
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353 } |
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354 |
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355 CleanupStack::PopAndDestroy(scan); |
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356 return err; |
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357 } |
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358 |
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359 // -------------------------------------------------------------------------------------------- |
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360 // -------------------------------------------------------------------------------------------- |
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361 |
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362 TInt CFileBrowserFileOps::Copy(const TFileEntry& aSourceEntry, const TDesC& aTargetFullName, TUint aSwitch, TBool aDeleteSource) |
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363 { |
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364 iOperationError = KErrNone; |
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365 iFileManObserverResult = MFileManObserver::EContinue; |
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366 |
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367 TFileName sourcePath = aSourceEntry.iPath; |
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368 sourcePath.Append(aSourceEntry.iEntry.iName); |
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369 |
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370 TInt err(KErrNone); |
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371 |
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372 if (aSourceEntry.iEntry.IsDir() && (aSwitch & CFileMan::ERecurse)) |
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373 { |
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374 // find all files recursively and run the operation for them |
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375 iRecursiveState = EFileOpCopy; |
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376 sourcePath.Append(_L("\\")); |
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377 |
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378 TFileName targetPath = aTargetFullName; |
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379 targetPath.Append(_L("\\")); |
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380 |
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381 // remove the recursion flag because we will implement our own recursion |
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382 TUint newSwitch(aSwitch); |
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383 newSwitch &= ~CFileMan::ERecurse; |
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384 |
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385 iBuf1.Copy(sourcePath); |
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386 iBuf2.Copy(targetPath); |
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387 iUint1 = newSwitch; |
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388 |
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389 TRAP(err, DoFindEntries(_L("*"), sourcePath)); // entries under current directory entry |
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390 if ( iFileManObserverResult != MFileManObserver::ECancel ) |
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391 { |
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392 TRAP(err, DoFindEntriesRecursiveL(_L("*"), sourcePath)); // recursively under directories of current directory entry |
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393 } |
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394 // ensure that target folder exists in case of copying empty folder |
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395 BaflUtils::EnsurePathExistsL(iFs, targetPath); |
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396 // a path has a trailing backslash so it needs to be removed before the call |
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397 err = FileOpAttribs(targetPath.Left(targetPath.Length()-1), aSourceEntry.iEntry.iAtt, 0, 0, 0); |
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398 } |
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399 |
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400 else if (aSourceEntry.iEntry.IsDir()) |
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401 { |
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402 TFileName targetPath = aTargetFullName; |
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403 targetPath.Append(_L("\\")); |
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404 |
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405 // just create a directory based on the file attributes of the source directory |
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406 err = FileOpMkDirAll(targetPath, aSourceEntry.iEntry.iAtt); |
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407 } |
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408 |
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409 else |
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410 { |
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411 // remove a recursion flag if present (this should never happen, but some extra error checking) |
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412 if (aSwitch & CFileMan::ERecurse) |
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413 aSwitch &= ~CFileMan::ERecurse; |
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414 |
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415 // do the operation for a file entry |
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416 err = FileOpCopy(sourcePath, aTargetFullName, aSwitch); |
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417 } |
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418 |
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419 |
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420 // delete source if needed and copy succeeded without any errors (== move operation) |
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421 if ( aDeleteSource && iOperationError == KErrNone && |
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422 iFileManObserverResult != MFileManObserver::ECancel ) |
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423 { |
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424 err = Delete(aSourceEntry, aSwitch); |
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425 } |
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426 |
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427 if ( !iOperationError && iFileManObserverResult == MFileManObserver::ECancel ) |
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428 { |
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429 iOperationError = KErrCancel; |
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430 } |
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431 |
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432 return iOperationError; |
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433 } |
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434 |
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435 // -------------------------------------------------------------------------------------------- |
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436 |
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437 TInt CFileBrowserFileOps::FileOpCopy(const TDesC& aSourceFullName, const TDesC& aTargetFullName, TUint aSwitch) |
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438 { |
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439 TInt err = DoFileOpCopy(aSourceFullName, aTargetFullName, aSwitch); |
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440 |
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441 // if locked, unlock the file and retry |
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442 if (iEngine->Settings().iRemoveFileLocks && err == KErrInUse) |
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443 { |
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444 // try to remove the file lock by activating secure backup mode |
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445 if (ActivateSecureBackUpViaFileOp() == KErrNone) |
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446 { |
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447 // try the operation several times |
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448 for (TInt i=0; i<KMaxFileLockAttempts; i++) |
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449 { |
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450 err = DoFileOpCopy(aSourceFullName, aTargetFullName, aSwitch); |
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451 |
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452 if (err != KErrInUse) |
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453 break; |
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454 else |
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455 User::After(KSecureBackupLoopDelay); |
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456 } |
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457 } |
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458 } |
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459 |
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460 // if access denied, then try to remove the target path and try again |
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461 if (iEngine->Settings().iIgnoreProtectionsAtts && err == KErrAccessDenied && BaflUtils::FileExists(iFs, aTargetFullName)) |
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462 { |
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463 if (FileOpDeleteFile(aTargetFullName, 0) == KErrNone) |
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464 { |
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465 err = DoFileOpCopy(aSourceFullName, aTargetFullName, aSwitch); |
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466 } |
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467 } |
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468 |
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469 // if the file already exists, it is not an error |
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470 if (err == KErrAlreadyExists) |
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471 err = KErrNone; |
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472 |
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473 |
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474 // if copying from a ROM drive, remove the writing protection flag |
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475 if (iEngine->Settings().iRemoveROMWriteProrection && err == KErrNone && aSourceFullName.Length() > 3 && (aSourceFullName[0]=='z' || aSourceFullName[0]=='Z')) |
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476 { |
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477 FileOpAttribs(aTargetFullName, 0, KEntryAttReadOnly, 0, 0); |
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478 } |
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479 |
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480 |
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481 // remember the "lowest" error |
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482 if (err < iOperationError) |
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483 iOperationError = err; |
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484 |
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485 LOGSTRING4("FileBrowser: FileOpCopy %S -> %S, err=%d", &aSourceFullName, &aTargetFullName, err); |
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486 |
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487 return err; |
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488 } |
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489 |
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490 // -------------------------------------------------------------------------------------------- |
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491 |
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492 TInt CFileBrowserFileOps::DoFileOpCopy(const TDesC& aSourceFullName, const TDesC& aTargetFullName, TUint aSwitch) |
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493 { |
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494 #ifndef FILEBROWSER_LITE |
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495 if (iEngine->Settings().iBypassPlatformSecurity) |
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496 { |
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497 if (!iFileOpClient) |
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498 iFileOpClient = CFBFileOpClient::NewL(); |
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499 |
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500 return iFileOpClient->Copy(aSourceFullName, aTargetFullName, aSwitch); |
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501 } |
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502 else |
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503 { |
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504 #endif |
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505 //CAsyncWaiter* waiter = CAsyncWaiter::NewLC(); |
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506 //TInt result = iFileMan->Copy( aSourceFullName, aTargetFullName, aSwitch, waiter->iStatus ); |
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507 //waiter->StartAndWait(); |
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508 //if ( !result ) result = waiter->Result(); |
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509 //CleanupStack::PopAndDestroy( waiter ); |
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510 TInt result = iFileMan->Copy( aSourceFullName, aTargetFullName, aSwitch ); |
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511 return result; |
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512 #ifndef FILEBROWSER_LITE |
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513 } |
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514 #endif |
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515 } |
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516 |
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517 // -------------------------------------------------------------------------------------------- |
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518 // -------------------------------------------------------------------------------------------- |
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519 |
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520 TInt CFileBrowserFileOps::Rename(const TFileEntry& aSourceEntry, const TDesC& aNew, TUint aSwitch) |
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521 { |
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522 iOperationError = KErrNone; |
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523 iFileManObserverResult = MFileManObserver::EContinue; |
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524 |
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525 TFileName sourcePath = aSourceEntry.iPath; |
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526 sourcePath.Append(aSourceEntry.iEntry.iName); |
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527 |
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528 if (aSourceEntry.iEntry.IsDir()) |
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529 { |
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530 // do the operation for a directory entry |
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531 FileOpRename(sourcePath, aNew, aSwitch); |
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532 } |
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533 else |
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534 { |
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535 // do the operation for a file |
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536 FileOpRename(sourcePath, aNew, aSwitch); |
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537 } |
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538 |
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539 return iOperationError; |
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540 } |
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541 |
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542 // -------------------------------------------------------------------------------------------- |
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543 |
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544 TInt CFileBrowserFileOps::FileOpRename(const TDesC& aName, const TDesC& aNew, TUint aSwitch) |
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545 { |
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546 TBool setBackROFlag(EFalse); |
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547 |
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548 TInt err = DoFileOpRename(aName, aNew, aSwitch); |
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549 |
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550 // if locked, unlock the file and retry |
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551 if (iEngine->Settings().iRemoveFileLocks && err == KErrInUse) |
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552 { |
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553 // try to remove the file lock by activating secure backup mode |
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554 if (ActivateSecureBackUpViaFileOp() == KErrNone) |
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555 { |
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556 // try the operation several times |
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557 for (TInt i=0; i<KMaxFileLockAttempts; i++) |
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558 { |
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559 err = DoFileOpRename(aName, aNew, aSwitch); |
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560 |
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561 if (err != KErrInUse) |
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562 break; |
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563 else |
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564 User::After(KSecureBackupLoopDelay); |
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565 } |
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566 } |
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567 } |
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568 |
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569 // if write protected, remove protection and retry |
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570 else if (iEngine->Settings().iIgnoreProtectionsAtts && err == KErrAccessDenied) |
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571 { |
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572 // remove write protection and try again |
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573 if (FileOpAttribs(aName, 0, KEntryAttReadOnly, 0, 0) == KErrNone) |
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574 { |
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575 err = DoFileOpRename(aName, aNew, aSwitch); |
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576 |
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577 setBackROFlag = ETrue; |
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578 } |
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579 } |
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580 |
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581 // if still access denied, then try to remove the target path and try again |
|
582 if (iEngine->Settings().iIgnoreProtectionsAtts && err == KErrAccessDenied && BaflUtils::FileExists(iFs, aNew)) |
|
583 { |
|
584 if (FileOpDeleteFile(aNew, 0) == KErrNone) |
|
585 { |
|
586 err = DoFileOpRename(aName, aNew, aSwitch); |
|
587 } |
|
588 } |
|
589 |
|
590 // set back the read only flag |
|
591 if (setBackROFlag) |
|
592 FileOpAttribs(aName, KEntryAttReadOnly, 0, 0, 0); |
|
593 |
|
594 |
|
595 // remember the "lowest" error |
|
596 if (err < iOperationError) |
|
597 iOperationError = err; |
|
598 |
|
599 LOGSTRING3("FileBrowser: FileOpRename %S, err=%d", &aName, err); |
|
600 |
|
601 return err; |
|
602 } |
|
603 |
|
604 // -------------------------------------------------------------------------------------------- |
|
605 |
|
606 TInt CFileBrowserFileOps::DoFileOpRename(const TDesC& aName, const TDesC& aNew, TUint aSwitch) |
|
607 { |
|
608 #ifndef FILEBROWSER_LITE |
|
609 if (iEngine->Settings().iBypassPlatformSecurity) |
|
610 { |
|
611 if (!iFileOpClient) |
|
612 iFileOpClient = CFBFileOpClient::NewL(); |
|
613 |
|
614 return iFileOpClient->Rename(aName, aNew, aSwitch); |
|
615 } |
|
616 else |
|
617 { |
|
618 #endif |
|
619 return iFileMan->Rename(aName, aNew, aSwitch); |
|
620 #ifndef FILEBROWSER_LITE |
|
621 } |
|
622 #endif |
|
623 } |
|
624 |
|
625 // -------------------------------------------------------------------------------------------- |
|
626 // -------------------------------------------------------------------------------------------- |
|
627 |
|
628 TInt CFileBrowserFileOps::Attribs(const TFileEntry& aSourceEntry, TUint aSetMask, TUint aClearMask, const TTime& aTime, TUint aSwitch) |
|
629 { |
|
630 iOperationError = KErrNone; |
|
631 iFileManObserverResult = MFileManObserver::EContinue; |
|
632 |
|
633 TFileName sourcePath = aSourceEntry.iPath; |
|
634 sourcePath.Append(aSourceEntry.iEntry.iName); |
|
635 |
|
636 TInt err(KErrNone); |
|
637 |
|
638 if (aSourceEntry.iEntry.IsDir() && (aSwitch & CFileMan::ERecurse)) |
|
639 { |
|
640 // do the operation for a current directory entry |
|
641 err = FileOpAttribs(sourcePath, aSetMask, aClearMask, aTime, 0); |
|
642 |
|
643 // find all files recursively and run the operation for them |
|
644 iRecursiveState = EFileOpAttribs; |
|
645 sourcePath.Append(_L("\\")); |
|
646 |
|
647 iBuf1.Copy(sourcePath); |
|
648 iUint1 = aSetMask; |
|
649 iUint2 = aClearMask; |
|
650 iTime1 = aTime; |
|
651 iUint3 = 0; |
|
652 |
|
653 TRAP(err, DoFindEntriesRecursiveL(_L("*"), sourcePath)); // recursively under directories of current directory entry |
|
654 TRAP(err, DoFindEntries(_L("*"), sourcePath)); // entries under current directory entry |
|
655 } |
|
656 |
|
657 else if (aSourceEntry.iEntry.IsDir()) |
|
658 { |
|
659 //sourcePath.Append(_L("\\")); // <-- do not apply! |
|
660 |
|
661 // do the operation for a directory entry |
|
662 err = FileOpAttribs(sourcePath, aSetMask, aClearMask, aTime, 0); |
|
663 } |
|
664 |
|
665 else |
|
666 { |
|
667 // do the operation for a file entry |
|
668 err = FileOpAttribs(sourcePath, aSetMask, aClearMask, aTime, 0); |
|
669 } |
|
670 |
|
671 return iOperationError; |
|
672 } |
|
673 |
|
674 // -------------------------------------------------------------------------------------------- |
|
675 |
|
676 TInt CFileBrowserFileOps::FileOpAttribs(const TDesC& aName, TUint aSetMask, TUint aClearMask, const TTime& aTime, TUint aSwitch) |
|
677 { |
|
678 TInt err = DoFileOpAttribs(aName, aSetMask, aClearMask, aTime, aSwitch); |
|
679 |
|
680 // if locked, unlock the file and retry |
|
681 if (iEngine->Settings().iRemoveFileLocks && err == KErrInUse) |
|
682 { |
|
683 // try to remove the file lock by activating secure backup mode |
|
684 if (ActivateSecureBackUpViaFileOp() == KErrNone) |
|
685 { |
|
686 // try the operation several times |
|
687 for (TInt i=0; i<KMaxFileLockAttempts; i++) |
|
688 { |
|
689 err = DoFileOpAttribs(aName, aSetMask, aClearMask, aTime, aSwitch); |
|
690 |
|
691 if (err != KErrInUse) |
|
692 break; |
|
693 else |
|
694 User::After(KSecureBackupLoopDelay); |
|
695 } |
|
696 } |
|
697 } |
|
698 |
|
699 // remember the "lowest" error |
|
700 if (err < iOperationError) |
|
701 iOperationError = err; |
|
702 |
|
703 LOGSTRING3("FileBrowser: FileOpAttribs %S, err=%d", &aName, err); |
|
704 |
|
705 return err; |
|
706 } |
|
707 |
|
708 // -------------------------------------------------------------------------------------------- |
|
709 |
|
710 TInt CFileBrowserFileOps::DoFileOpAttribs(const TDesC& aName, TUint aSetMask, TUint aClearMask, const TTime& aTime, TUint aSwitch) |
|
711 { |
|
712 #ifndef FILEBROWSER_LITE |
|
713 if (iEngine->Settings().iBypassPlatformSecurity) |
|
714 { |
|
715 if (!iFileOpClient) |
|
716 iFileOpClient = CFBFileOpClient::NewL(); |
|
717 |
|
718 return iFileOpClient->Attribs(aName, aSetMask, aClearMask, aTime, aSwitch); |
|
719 } |
|
720 else |
|
721 { |
|
722 #endif |
|
723 return iFileMan->Attribs(aName, aSetMask, aClearMask, aTime, aSwitch); |
|
724 #ifndef FILEBROWSER_LITE |
|
725 } |
|
726 #endif |
|
727 } |
|
728 |
|
729 // -------------------------------------------------------------------------------------------- |
|
730 // -------------------------------------------------------------------------------------------- |
|
731 |
|
732 TInt CFileBrowserFileOps::Delete(const TFileEntry& aSourceEntry, TUint aSwitch) |
|
733 { |
|
734 iOperationError = KErrNone; |
|
735 iFileManObserverResult = MFileManObserver::EContinue; |
|
736 |
|
737 TFileName sourcePath = aSourceEntry.iPath; |
|
738 sourcePath.Append(aSourceEntry.iEntry.iName); |
|
739 |
|
740 TInt err(KErrNone); |
|
741 |
|
742 if (aSourceEntry.iEntry.IsDir() && (aSwitch & CFileMan::ERecurse)) |
|
743 { |
|
744 // find all files recursively and run the operation for them |
|
745 iRecursiveState = EFileOpDelete; |
|
746 sourcePath.Append(_L("\\")); |
|
747 |
|
748 iBuf1.Copy(sourcePath); |
|
749 iUint1 = 0; |
|
750 |
|
751 TRAP(err, DoFindEntriesRecursiveL(_L("*"), sourcePath)); // recursively under directories of current directory entry |
|
752 if ( iFileManObserverResult != MFileManObserver::ECancel ) |
|
753 { |
|
754 TRAP(err, DoFindEntries(_L("*"), sourcePath)); // entries under current directory entry |
|
755 } |
|
756 |
|
757 if ( iFileManObserverResult != MFileManObserver::ECancel ) |
|
758 { |
|
759 // do the operation for a current directory entry as well |
|
760 err = FileOpRmDir(sourcePath, 0); |
|
761 } |
|
762 } |
|
763 |
|
764 else if (aSourceEntry.iEntry.IsDir()) |
|
765 { |
|
766 sourcePath.Append(_L("\\")); |
|
767 |
|
768 // do the operation for a directory entry |
|
769 err = FileOpRmDir(sourcePath, 0); |
|
770 } |
|
771 |
|
772 else |
|
773 { |
|
774 // do the operation for a file entry |
|
775 err = FileOpDeleteFile(sourcePath, 0); |
|
776 } |
|
777 if ( !iOperationError && iFileManObserverResult == MFileManObserver::ECancel ) |
|
778 { |
|
779 iOperationError = KErrCancel; |
|
780 } |
|
781 return iOperationError; |
|
782 } |
|
783 |
|
784 // -------------------------------------------------------------------------------------------- |
|
785 |
|
786 TInt CFileBrowserFileOps::FileOpDeleteFile(const TDesC& aName, TUint aSwitch) |
|
787 { |
|
788 TInt err = DoFileOpDeleteFile(aName, aSwitch); |
|
789 |
|
790 // if locked, unlock the file and retry |
|
791 if (iEngine->Settings().iRemoveFileLocks && err == KErrInUse) |
|
792 { |
|
793 // try to remove the file lock by activating secure backup mode |
|
794 if (ActivateSecureBackUpViaFileOp() == KErrNone) |
|
795 { |
|
796 // try the operation several times |
|
797 for (TInt i=0; i<KMaxFileLockAttempts; i++) |
|
798 { |
|
799 err = DoFileOpDeleteFile(aName, aSwitch); |
|
800 |
|
801 if (err != KErrInUse) |
|
802 break; |
|
803 else |
|
804 User::After(KSecureBackupLoopDelay); |
|
805 } |
|
806 } |
|
807 } |
|
808 |
|
809 // if write protected or system file, remove protections and retry |
|
810 else if (iEngine->Settings().iIgnoreProtectionsAtts && (err == KErrAccessDenied || err == KErrNotFound)) |
|
811 { |
|
812 // remove protections and try again |
|
813 if (FileOpAttribs(aName, 0, KEntryAttReadOnly|KEntryAttSystem|KEntryAttHidden, 0, 0) == KErrNone) |
|
814 { |
|
815 err = DoFileOpDeleteFile(aName, aSwitch); |
|
816 } |
|
817 } |
|
818 |
|
819 // remember the "lowest" error |
|
820 if (err < iOperationError) |
|
821 iOperationError = err; |
|
822 |
|
823 LOGSTRING3("FileBrowser: FileOpDeleteFile %S, err=%d", &aName, err); |
|
824 |
|
825 return err; |
|
826 } |
|
827 |
|
828 // -------------------------------------------------------------------------------------------- |
|
829 |
|
830 TInt CFileBrowserFileOps::DoFileOpDeleteFile(const TDesC& aName, TUint aSwitch) |
|
831 { |
|
832 #ifndef FILEBROWSER_LITE |
|
833 if (iEngine->Settings().iBypassPlatformSecurity) |
|
834 { |
|
835 if (!iFileOpClient) |
|
836 iFileOpClient = CFBFileOpClient::NewL(); |
|
837 |
|
838 return iFileOpClient->Delete(aName, aSwitch); |
|
839 } |
|
840 else |
|
841 { |
|
842 #endif |
|
843 // CAsyncWaiter* waiter = CAsyncWaiter::NewLC(); |
|
844 // TInt result = iFileMan->Delete( aName, aSwitch, waiter->iStatus ); |
|
845 // waiter->StartAndWait(); |
|
846 // if ( iFileManObserverResult == MFileManObserver::ECancel ) result = KErrCancel; |
|
847 // if ( !result ) result = waiter->Result(); |
|
848 // CleanupStack::PopAndDestroy( waiter ); |
|
849 TInt result = iFileMan->Delete( aName, aSwitch ); |
|
850 return result; |
|
851 #ifndef FILEBROWSER_LITE |
|
852 } |
|
853 #endif |
|
854 } |
|
855 |
|
856 // -------------------------------------------------------------------------------------------- |
|
857 |
|
858 TInt CFileBrowserFileOps::FileOpRmDir(const TDesC& aName, TUint aSwitch) |
|
859 { |
|
860 TInt err = DoFileOpRmDir(aName, aSwitch); |
|
861 |
|
862 // if write protected or system directory, remove protections and retry |
|
863 if (iEngine->Settings().iIgnoreProtectionsAtts && (err == KErrAccessDenied || err == KErrInUse)) |
|
864 { |
|
865 // remove protections and try again |
|
866 if (FileOpAttribs(aName.Left(aName.Length()-1), 0, KEntryAttReadOnly|KEntryAttSystem|KEntryAttHidden, 0, 0) == KErrNone) |
|
867 { |
|
868 err = DoFileOpRmDir(aName, aSwitch); |
|
869 } |
|
870 } |
|
871 |
|
872 // remember the "lowest" error |
|
873 if (err < iOperationError) |
|
874 iOperationError = err; |
|
875 |
|
876 LOGSTRING3("FileBrowser: FileOpRmDir %S, err=%d", &aName, err); |
|
877 |
|
878 return err; |
|
879 } |
|
880 |
|
881 // -------------------------------------------------------------------------------------------- |
|
882 |
|
883 TInt CFileBrowserFileOps::DoFileOpRmDir(const TDesC& aDirName, TUint aSwitch) |
|
884 { |
|
885 #ifndef FILEBROWSER_LITE |
|
886 if (iEngine->Settings().iBypassPlatformSecurity) |
|
887 { |
|
888 if (!iFileOpClient) |
|
889 iFileOpClient = CFBFileOpClient::NewL(); |
|
890 |
|
891 return iFileOpClient->RmDir(aDirName, aSwitch); |
|
892 } |
|
893 else |
|
894 { |
|
895 #endif |
|
896 if ( aSwitch & CFileMan::ERecurse ) |
|
897 { |
|
898 // CAsyncWaiter* waiter = CAsyncWaiter::NewLC(); |
|
899 // TInt result = iFileMan->RmDir( aDirName, waiter->iStatus ); |
|
900 // waiter->StartAndWait(); |
|
901 // if ( iFileManObserverResult == MFileManObserver::ECancel ) result = KErrCancel; |
|
902 // if ( !result ) result = waiter->Result(); |
|
903 // CleanupStack::PopAndDestroy( waiter); |
|
904 TInt result = iFileMan->RmDir( aDirName ); |
|
905 return result; |
|
906 } |
|
907 else |
|
908 return iFs.RmDir(aDirName); |
|
909 #ifndef FILEBROWSER_LITE |
|
910 } |
|
911 #endif |
|
912 } |
|
913 |
|
914 // -------------------------------------------------------------------------------------------- |
|
915 // -------------------------------------------------------------------------------------------- |
|
916 |
|
917 TInt CFileBrowserFileOps::MkDirAll(const TDesC& aPath, TInt aSetAtts, TBool aQuickOperation) |
|
918 { |
|
919 iFileManObserverResult = MFileManObserver::EContinue; |
|
920 if (aQuickOperation) |
|
921 return DoFileOpMkDirAll(aPath); |
|
922 else |
|
923 return FileOpMkDirAll(aPath, aSetAtts); |
|
924 } |
|
925 |
|
926 // -------------------------------------------------------------------------------------------- |
|
927 |
|
928 TInt CFileBrowserFileOps::FileOpMkDirAll(const TDesC& aPath, TInt aSetAtts) |
|
929 { |
|
930 TInt err = DoFileOpMkDirAll(aPath); |
|
931 |
|
932 // if the directory already exists, it is not an error |
|
933 if (err == KErrAlreadyExists) |
|
934 err = KErrNone; |
|
935 |
|
936 |
|
937 // set attributes for directory just created |
|
938 if (aSetAtts > 0 && err == KErrNone && aPath.Length() > 3) |
|
939 { |
|
940 // a path has a trailing backslash so it needs to be removed before the call |
|
941 err = FileOpAttribs(aPath.Left(aPath.Length()-1), aSetAtts, 0, 0, 0); |
|
942 } |
|
943 |
|
944 |
|
945 // remember the "lowest" error |
|
946 if (err < iOperationError) |
|
947 iOperationError = err; |
|
948 |
|
949 LOGSTRING3("FileBrowser: FileOpMkDirAll %S, err=%d", &aPath, err); |
|
950 |
|
951 return err; |
|
952 } |
|
953 |
|
954 // -------------------------------------------------------------------------------------------- |
|
955 |
|
956 TInt CFileBrowserFileOps::DoFileOpMkDirAll(const TDesC& aPath) |
|
957 { |
|
958 #ifndef FILEBROWSER_LITE |
|
959 if (iEngine->Settings().iBypassPlatformSecurity) |
|
960 { |
|
961 if (!iFileOpClient) |
|
962 iFileOpClient = CFBFileOpClient::NewL(); |
|
963 |
|
964 return iFileOpClient->MkDirAll(aPath); |
|
965 } |
|
966 else |
|
967 { |
|
968 #endif |
|
969 return iFs.MkDirAll(aPath); |
|
970 #ifndef FILEBROWSER_LITE |
|
971 } |
|
972 #endif |
|
973 } |
|
974 |
|
975 // -------------------------------------------------------------------------------------------- |
|
976 // -------------------------------------------------------------------------------------------- |
|
977 |
|
978 TInt CFileBrowserFileOps::CreateEmptyFile(const TDesC& aName) |
|
979 { |
|
980 return DoFileOpCreateEmptyFile(aName); |
|
981 } |
|
982 |
|
983 // -------------------------------------------------------------------------------------------- |
|
984 |
|
985 TInt CFileBrowserFileOps::FileOpCreateEmptyFile(const TDesC& aName) |
|
986 { |
|
987 TInt err = DoFileOpCreateEmptyFile(aName); |
|
988 |
|
989 // remember the "lowest" error |
|
990 if (err < iOperationError) |
|
991 iOperationError = err; |
|
992 |
|
993 LOGSTRING3("FileBrowser: FileOpCreateEmptyFile %S, err=%d", &aName, err); |
|
994 |
|
995 return err; |
|
996 } |
|
997 |
|
998 // -------------------------------------------------------------------------------------------- |
|
999 |
|
1000 TInt CFileBrowserFileOps::DoFileOpCreateEmptyFile(const TDesC& aName) |
|
1001 { |
|
1002 #ifndef FILEBROWSER_LITE |
|
1003 if (iEngine->Settings().iBypassPlatformSecurity) |
|
1004 { |
|
1005 if (!iFileOpClient) |
|
1006 iFileOpClient = CFBFileOpClient::NewL(); |
|
1007 |
|
1008 return iFileOpClient->CreateEmptyFile(aName); |
|
1009 } |
|
1010 else |
|
1011 { |
|
1012 #endif |
|
1013 TInt err(KErrNone); |
|
1014 |
|
1015 RFile newFile; |
|
1016 err = newFile.Create(iFs, aName, EFileShareExclusive); |
|
1017 if (err == KErrNone) |
|
1018 err = newFile.Flush(); |
|
1019 newFile.Close(); |
|
1020 |
|
1021 return err; |
|
1022 #ifndef FILEBROWSER_LITE |
|
1023 } |
|
1024 #endif |
|
1025 } |
|
1026 |
|
1027 // -------------------------------------------------------------------------------------------- |
|
1028 |
|
1029 TInt CFileBrowserFileOps::DriveSnapShot(TChar aSourceDriveLetter, TChar aTargetDriveLetter) |
|
1030 { |
|
1031 TInt err(KErrNone); |
|
1032 iFileManObserverResult = MFileManObserver::EContinue; |
|
1033 |
|
1034 // remember old settings and force them to be true for this operation |
|
1035 TBool currentRemoveFileLocksValue = iEngine->Settings().iRemoveFileLocks; |
|
1036 TBool currentIgnoreProtectionAttsValue = iEngine->Settings().iIgnoreProtectionsAtts; |
|
1037 TBool currentRemoveROMWriteProrection = iEngine->Settings().iRemoveROMWriteProrection; |
|
1038 iEngine->Settings().iRemoveFileLocks = ETrue; |
|
1039 iEngine->Settings().iIgnoreProtectionsAtts = ETrue; |
|
1040 iEngine->Settings().iRemoveROMWriteProrection = ETrue; |
|
1041 |
|
1042 |
|
1043 TFileName sourceDir; |
|
1044 sourceDir.Append(aSourceDriveLetter); |
|
1045 sourceDir.Append(_L(":")); |
|
1046 |
|
1047 _LIT(KTargetDir, "%c:\\SnapShot_%c_drive"); |
|
1048 TFileName targetDir; |
|
1049 targetDir.Format(KTargetDir, TUint(aTargetDriveLetter), TUint(aSourceDriveLetter)); |
|
1050 |
|
1051 // remove any existing content, first get TEntry |
|
1052 TEntry entry; |
|
1053 err = iFs.Entry(targetDir, entry); |
|
1054 |
|
1055 // entry directory exists, delete it |
|
1056 if (err == KErrNone && entry.IsDir()) |
|
1057 { |
|
1058 TFileName targetRoot; |
|
1059 targetRoot.Append(aTargetDriveLetter); |
|
1060 targetRoot.Append(_L(":\\")); |
|
1061 |
|
1062 TFileEntry targetEntry; |
|
1063 targetEntry.iPath = targetRoot; |
|
1064 targetEntry.iEntry = entry; |
|
1065 |
|
1066 err = Delete(targetEntry, CFileMan::ERecurse); |
|
1067 } |
|
1068 |
|
1069 // do not care if removing succeeded or not, just continue with copying |
|
1070 TEntry fakeEntry; |
|
1071 fakeEntry.iAtt |= KEntryAttDir; |
|
1072 |
|
1073 TFileEntry sourceEntry; |
|
1074 sourceEntry.iPath = sourceDir; |
|
1075 sourceEntry.iEntry = fakeEntry; |
|
1076 |
|
1077 err = Copy(sourceEntry, targetDir, CFileMan::ERecurse|CFileMan::EOverWrite); |
|
1078 |
|
1079 |
|
1080 // restore back settings |
|
1081 iEngine->Settings().iRemoveFileLocks = currentRemoveFileLocksValue; |
|
1082 iEngine->Settings().iIgnoreProtectionsAtts = currentIgnoreProtectionAttsValue; |
|
1083 iEngine->Settings().iRemoveROMWriteProrection = currentRemoveROMWriteProrection; |
|
1084 |
|
1085 |
|
1086 return iOperationError; |
|
1087 } |
|
1088 |
|
1089 // -------------------------------------------------------------------------------------------- |
|
1090 |
|
1091 TInt CFileBrowserFileOps::EraseMBR(TUint aDriveNumber) |
|
1092 { |
|
1093 #ifndef FILEBROWSER_LITE |
|
1094 |
|
1095 if (!iFileOpClient) |
|
1096 iFileOpClient = CFBFileOpClient::NewL(); |
|
1097 |
|
1098 return iFileOpClient->EraseMBR(aDriveNumber); |
|
1099 |
|
1100 #else |
|
1101 return KErrNotSupported; |
|
1102 #endif |
|
1103 } |
|
1104 |
|
1105 // -------------------------------------------------------------------------------------------- |
|
1106 |
|
1107 TInt CFileBrowserFileOps::PartitionDrive(TUint aDriveNumber, TUint aNumberOfPartitions) |
|
1108 { |
|
1109 #ifndef FILEBROWSER_LITE |
|
1110 |
|
1111 if (!iFileOpClient) |
|
1112 iFileOpClient = CFBFileOpClient::NewL(); |
|
1113 |
|
1114 return iFileOpClient->PartitionDrive(aDriveNumber, aNumberOfPartitions); |
|
1115 |
|
1116 #else |
|
1117 return KErrNotSupported |
|
1118 #endif |
|
1119 } |
|
1120 |
|
1121 // -------------------------------------------------------------------------------------------- |
|
1122 |
|
1123 MFileManObserver::TControl CFileBrowserFileOps::NotifyFileManStarted() |
|
1124 { |
|
1125 return iFileManObserverResult; |
|
1126 } |
|
1127 |
|
1128 // -------------------------------------------------------------------------------------------- |
|
1129 |
|
1130 MFileManObserver::TControl CFileBrowserFileOps::NotifyFileManOperation() |
|
1131 { |
|
1132 return iFileManObserverResult; |
|
1133 } |
|
1134 // -------------------------------------------------------------------------------------------- |
|
1135 |
|
1136 MFileManObserver::TControl CFileBrowserFileOps::NotifyFileManEnded() |
|
1137 { |
|
1138 return iFileManObserverResult; |
|
1139 } |
|
1140 |
|
1141 // -------------------------------------------------------------------------------------------- |
|
1142 |
|
1143 void CFileBrowserFileOps::CancelOp() |
|
1144 { |
|
1145 #ifndef FILEBROWSER_LITE |
|
1146 |
|
1147 if ( iEngine->Settings().iBypassPlatformSecurity ) |
|
1148 { |
|
1149 if ( !iFileOpClient ) |
|
1150 iFileOpClient = CFBFileOpClient::NewL(); |
|
1151 |
|
1152 iFileOpClient->CancelOp(); |
|
1153 } |
|
1154 |
|
1155 // we need this information even when using iFileOpClient |
|
1156 // to be able to not execute aggregate operations |
|
1157 iFileManObserverResult = MFileManObserver::ECancel; |
|
1158 |
|
1159 #else |
|
1160 iFileManObserverResult = MFileManObserver::ECancel; |
|
1161 #endif |
|
1162 } |
|
1163 |
|
1164 // End of File |
|