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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 the License "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 <f32file.h> |
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19 #include <f32fsys.h> |
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20 #include <f32ver.h> |
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21 #include <e32uid.h> |
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22 |
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23 #include "svphostfsy.h" |
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24 |
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25 #define HOST_SVP_DRIVE_SIZE 1024*1024*1024 |
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26 #define HOST_SVP_DRIVE_FREE_SIZE 10*1024*1024 |
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27 |
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28 LOCAL_C TInt GetMediaSize(TInt /*aDriveNumber*/,TInt64& aSize,TInt64& aFree) |
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29 // |
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30 // Return the size and free space on a drive. |
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31 // |
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32 { |
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33 DP(_L("** (SVPHOSTMNT) GetMediaSize")); |
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34 |
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35 aSize = HOST_SVP_DRIVE_SIZE; |
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36 aFree = HOST_SVP_DRIVE_FREE_SIZE; |
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37 return(KErrNone); |
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38 } |
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39 |
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40 LOCAL_C TInt GetVolume(TInt /*aDriveNumber*/,TDes& aName,TUint& aUniqueID) |
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41 // |
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42 // Return the volume name and uniqueID. |
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43 // |
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44 { |
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45 DP(_L("** (SVPHOSTMNT) GetVolume")); |
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46 |
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47 aUniqueID=1234; |
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48 aName=(_L("SVPHOSTDRV")); |
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49 return(KErrNone); |
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50 } |
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51 |
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52 void CanonicalizePathname(const TDesC& aName, TInt aDrive, TDes& n, THostFileName& aHostName) |
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53 { |
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54 DP(_L("** (SVPHOSTMNT) CanonicalizePathname (%S)"), &aName); |
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55 n += TDriveUnit(aDrive).Name(); |
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56 n += aName; |
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57 TParse parse; |
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58 parse.Set(n,NULL,NULL); |
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59 n=parse.FullName(); |
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60 aHostName.Copy(n); |
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61 DP(_L("-> (%S)"), &aHostName); |
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62 } |
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63 |
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64 void CanonicalizePathname(const TDesC& aName, TInt aDrive, THostFileName& aHostName) |
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65 { |
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66 TUint16 buf[KMaxPath]; |
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67 TPtr n(buf, KMaxPath); |
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68 CanonicalizePathname(aName, aDrive, n, aHostName); |
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69 } |
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70 |
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71 |
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72 |
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73 ////////////////////////////////////////////////////////////////////////// |
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74 // CSVPHostMountCB // |
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75 ////////////////////////////////////////////////////////////////////////// |
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76 |
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77 |
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78 CSVPHostMountCB::CSVPHostMountCB() |
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79 { |
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80 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::CSVPHostMountCB()")); |
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81 |
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82 __DECLARE_NAME(_S("CSVPHostMountCB")); |
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83 } |
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84 |
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85 CSVPHostMountCB::~CSVPHostMountCB() |
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86 { |
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87 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::~CSVPHostMountCB()")); |
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88 iDevice.Close(); |
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89 } |
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90 |
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91 void CSVPHostMountCB::MountL(TBool /*aForceMount*/) |
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92 { |
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93 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::MountL()")); |
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94 |
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95 TInt err = iDevice.Open(); |
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96 User::LeaveIfError(err); |
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97 |
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98 TFileName driveName; |
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99 TInt d=Drive().DriveNumber(); |
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100 iSize=HOST_SVP_DRIVE_SIZE; |
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101 User::LeaveIfError(GetVolume(d,driveName,iUniqueID)); |
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102 HBufC* pN=driveName.AllocL(); |
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103 DP(_L("** (SVPHOSTMNT) ->SetVolumeName()")); |
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104 SetVolumeName(pN); |
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105 DP(_L("** (SVPHOSTMNT) <-SetVolumeName()")); |
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106 |
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107 } |
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108 |
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109 TInt CSVPHostMountCB::ReMount() |
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110 { |
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111 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::ReMount()")); |
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112 |
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113 TFileName n; |
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114 TInt d=Drive().DriveNumber(); |
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115 TUint uniqueID; |
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116 TInt r=GetVolume(d,n,uniqueID); |
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117 if (r!=KErrNone) |
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118 return(r); |
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119 if (n==VolumeName() && uniqueID==iUniqueID) |
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120 return(KErrNone); |
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121 return(KErrGeneral); |
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122 } |
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123 |
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124 void CSVPHostMountCB::Dismounted() |
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125 { |
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126 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::Dismounted()")); |
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127 } |
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128 |
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129 void CSVPHostMountCB::VolumeL(TVolumeInfo& aVolume) const |
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130 { |
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131 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::VolumeL()")); |
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132 TInt64 s,f(0); |
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133 TFileName n; |
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134 TInt d=Drive().DriveNumber(); |
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135 User::LeaveIfError(GetMediaSize(d,s,f)); |
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136 aVolume.iFree=f; |
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137 } |
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138 |
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139 void CSVPHostMountCB::SetVolumeL(TDes& /*aName*/) |
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140 { |
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141 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::SetVolumeL()")); |
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142 User::Leave(KErrNotSupported); |
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143 } |
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144 |
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145 void CSVPHostMountCB::IsFileInRom(const TDesC& /*aName*/,TUint8*& /*aFileStart*/) |
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146 { |
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147 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::IsFileInRom()")); |
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148 } |
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149 |
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150 void CSVPHostMountCB::MkDirL(const TDesC& aName) |
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151 { |
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152 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::MkDirL()")); |
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153 TBuf<KMaxPath> name; |
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154 TUint driveNumber = Drive().DriveNumber(); |
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155 CanonicalizePathname(aName, driveNumber, name); |
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156 TSVPHostFsMkDirInfo info(driveNumber, name, 0777); |
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157 User::LeaveIfError(SVP_HOST_FS_DEVICE().MkDir(info)); |
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158 } |
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159 |
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160 void CSVPHostMountCB::RmDirL(const TDesC& aName) |
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161 { |
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162 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::RmDirL()")); |
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163 TBuf<KMaxPath> name; |
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164 TUint driveNumber = Drive().DriveNumber(); |
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165 CanonicalizePathname(aName, driveNumber, name); |
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166 TSVPHostFsRmDirInfo info(driveNumber, name); |
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167 User::LeaveIfError(SVP_HOST_FS_DEVICE().RmDir(info)); |
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168 } |
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169 |
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170 void CSVPHostMountCB::DeleteL(const TDesC& aName) |
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171 { |
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172 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::DeleteL()")); |
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173 TBuf<KMaxPath> name; |
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174 TUint driveNumber = Drive().DriveNumber(); |
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175 CanonicalizePathname(aName, driveNumber, name); |
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176 TSVPHostFsDeleteInfo info(driveNumber, name); |
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177 User::LeaveIfError(SVP_HOST_FS_DEVICE().Delete(info)); |
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178 } |
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179 |
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180 void CSVPHostMountCB::RenameL(const TDesC& anOldName,const TDesC& aNewName) |
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181 { |
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182 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::RenameL()")); |
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183 // TODO: do we allow renaming across drives? |
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184 TBuf<KMaxPath> oldName, newName; |
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185 TUint driveNumber = Drive().DriveNumber(); |
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186 CanonicalizePathname(anOldName, driveNumber, oldName); |
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187 CanonicalizePathname(aNewName, driveNumber, newName); |
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188 TSVPHostFsRenameInfo info(driveNumber, oldName, newName); |
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189 User::LeaveIfError(SVP_HOST_FS_DEVICE().Rename(info)); |
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190 } |
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191 |
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192 void CSVPHostMountCB::ReplaceL(const TDesC& anOldName,const TDesC& aNewName) |
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193 { |
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194 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::ReplaceL()")); |
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195 |
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196 if(FileNamesIdentical(anOldName,aNewName)) |
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197 { |
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198 return; |
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199 } |
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200 TBuf<KMaxPath> oldName, newName; |
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201 TUint driveNumber = Drive().DriveNumber(); |
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202 CanonicalizePathname(anOldName, driveNumber, oldName); |
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203 CanonicalizePathname(aNewName, driveNumber, newName); |
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204 TSVPHostFsReplaceInfo info(driveNumber, oldName, newName); |
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205 User::LeaveIfError(SVP_HOST_FS_DEVICE().Replace(info)); |
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206 } |
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207 |
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208 void CSVPHostMountCB::ReadUidL(const TDesC& aName,TEntry& anEntry) const |
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209 { |
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210 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::ReadUidL()")); |
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211 TBuf<KMaxPath> name; |
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212 TUint driveNumber = Drive().DriveNumber(); |
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213 CanonicalizePathname(aName, driveNumber, name); |
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214 TSVPHostFsFileOpenInfo fileOpenInfo(driveNumber, name,EFileRead,EFileOpen); |
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215 TInt err = SVP_HOST_FS_DEVICE().FileOpen(fileOpenInfo); |
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216 |
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217 User::LeaveIfError(err); |
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218 |
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219 TBuf8<sizeof(TCheckedUid)> uidBuf; |
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220 uidBuf.SetLength(sizeof(TCheckedUid)); |
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221 |
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222 TSVPHostFsFileReadInfo fileReadInfo(driveNumber, fileOpenInfo.iHandle,sizeof(TCheckedUid),0,(char*)uidBuf.Ptr()); |
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223 |
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224 if (KErrNone != SVP_HOST_FS_DEVICE().FileRead(fileReadInfo)) |
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225 User::LeaveIfError(SVP_HOST_FS_DEVICE().FileClose(driveNumber, fileOpenInfo.iHandle)); |
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226 |
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227 DP(_L("** (SVPHOSTMNT) CSVPHostFileCB::ReadUidL sizeof(TCheckedUid) %d fileOpenInfo.iLength %d "), sizeof(TCheckedUid), fileReadInfo.iLength); |
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228 |
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229 if (fileReadInfo.iLength!=sizeof(TCheckedUid)) |
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230 User::LeaveIfError(SVP_HOST_FS_DEVICE().FileClose(driveNumber, fileOpenInfo.iHandle)); |
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231 |
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232 TCheckedUid uid(uidBuf); |
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233 anEntry.iType=uid.UidType(); |
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234 |
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235 User::LeaveIfError(SVP_HOST_FS_DEVICE().FileClose(driveNumber, fileOpenInfo.iHandle)); |
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236 } |
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237 |
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238 void CSVPHostMountCB::EntryL(const TDesC& aName,TEntry& anEntry) const |
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239 { |
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240 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::EntryL(%S)"), &aName); |
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241 TBuf<KMaxPath> name; |
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242 TUint driveNumber = Drive().DriveNumber(); |
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243 CanonicalizePathname(aName, driveNumber, name); |
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244 TSVPHostFsEntryInfo info(driveNumber, name); |
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245 User::LeaveIfError(SVP_HOST_FS_DEVICE().Entry(info)); |
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246 anEntry.iAtt=info.iAtt&KEntryAttMaskSupported; |
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247 anEntry.iSize=info.iSize; |
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248 fileTimeToTime(info.iModified,anEntry.iModified, info.iTimeType); |
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249 |
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250 } |
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251 |
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252 void timeToFileTime(TUint32& t,const TTime& aTime, TFileTimeType aType); |
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253 |
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254 void CSVPHostMountCB::SetEntryL(const TDesC& aName,const TTime& aTime,TUint aSetAttMask,TUint aClearAttMask) |
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255 { |
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256 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::SetEntryL()")); |
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257 |
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258 //User::Leave(KErrNotSupported); |
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259 } |
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260 |
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261 void CSVPHostMountCB::FileOpenL(const TDesC& aName,TUint aMode,TFileOpen anOpen,CFileCB* aFile) |
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262 { |
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263 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::FileOpenL(%S)"), &aName); |
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264 CSVPHostFileCB& file=(*((CSVPHostFileCB*)aFile)); |
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265 |
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266 TBuf<KMaxPath> name; |
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267 TUint driveNumber = Drive().DriveNumber(); |
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268 CanonicalizePathname(aName, driveNumber, name); |
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269 TSVPHostFsFileOpenInfo info(driveNumber, name,aMode,anOpen); |
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270 TInt err = SVP_HOST_FS_DEVICE().FileOpen(info); |
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271 |
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272 User::LeaveIfError(err); |
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273 |
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274 file.SetHandle(info.iHandle); |
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275 file.SetSize(info.iSize); |
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276 file.SetAtt(info.iAtt&KEntryAttMaskSupported); |
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277 TTime tempTime=file.Modified(); |
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278 fileTimeToTime(info.iModified, tempTime, info.iTimeType); |
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279 file.SetModified(tempTime); |
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280 } |
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281 |
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282 void CSVPHostMountCB::DirOpenL(const TDesC& aName ,CDirCB* aDir) |
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283 { |
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284 DP(_L("CFatMountCB::DirOpenL, drv:%d, %S"), DriveNumber(), &aName); |
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285 CSVPHostDirCB& dir=(*((CSVPHostDirCB*)aDir)); |
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286 |
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287 TBuf<KMaxPath> name; |
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288 TUint driveNumber = Drive().DriveNumber(); |
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289 CanonicalizePathname(aName, driveNumber, name); |
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290 TSVPHostFsDirOpenInfo info(driveNumber, name); |
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291 TInt err = SVP_HOST_FS_DEVICE().DirOpen(info); |
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292 |
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293 User::LeaveIfError(err); |
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294 |
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295 dir.SetHandle(info.iHandle); |
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296 TFileName n(TDriveUnit(Drive().DriveNumber()).Name()); |
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297 n.Append(aName); |
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298 dir.SetFullName(n); |
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299 } |
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300 |
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301 void CSVPHostMountCB::RawReadL(TInt64 /*aPos*/,TInt /*aLength*/,const TAny* /*aTrg*/,TInt /*anOffset*/,const RMessagePtr2& /*aMessage*/) const |
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302 { |
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303 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::RawReadL()")); |
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304 User::Leave(KErrNotSupported); |
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305 } |
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306 |
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307 void CSVPHostMountCB::RawWriteL(TInt64 /*aPos*/,TInt /*aLength*/,const TAny* /*aSrc*/,TInt /*anOffset*/,const RMessagePtr2& /*aMessage*/) |
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308 { |
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309 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::RawWriteL()")); |
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310 User::Leave(KErrNotSupported); |
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311 } |
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312 |
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313 void CSVPHostMountCB::GetShortNameL(const TDesC& aLongName,TDes& aShortName) |
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314 { |
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315 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::GetShortNameL(%S)"), &aLongName); |
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316 aShortName = aLongName; |
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317 } |
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318 |
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319 void CSVPHostMountCB::GetLongNameL(const TDesC& aShortName,TDes& aLongName) |
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320 { |
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321 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::GetLongNameL(%S)"), &aShortName); |
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322 aLongName = aShortName; |
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323 } |
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324 |
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325 void CSVPHostMountCB::ReadSectionL(const TDesC& /*aName*/,TInt /*aPos*/,TAny* /*aTrg*/,TInt /*aLength*/,const RMessagePtr2& /*aMessage*/) |
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326 { |
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327 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::RawSectionL()")); |
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328 User::Leave(KErrNotSupported); |
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329 } |
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330 |
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331 TBool CSVPHostMountCB::IsRomDrive() const |
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332 { |
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333 DP(_L("** (SVPHOSTMNT) CSVPHostMountCB::IsRomDrive()")); |
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334 return(EFalse); |
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335 } |