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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Symbian Foundation License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Non-Native application registration functionality for the AppArc server session |
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15 // |
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16 // |
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17 |
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18 |
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19 #include "apsnnappupdates.h" |
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20 |
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21 #include <bautils.h> |
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22 #include <f32file.h> |
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23 #include <s32file.h> |
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24 |
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25 #include "APAID.H" |
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26 #include "APGAPLST.H" |
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27 #include "APSSERV.H" |
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28 #include "APSSTD.H" |
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29 #include "../apfile/aprfndr.h" |
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30 #include "../apgrfx/apprivate.h" |
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31 #include "apsnnapps.h" |
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32 |
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33 |
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34 /************************************************************************************************************** |
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35 * TFilePositionReset |
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36 **************************************************************************************************************/ |
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37 |
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38 /** |
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39 This class is used to ensure that a RFile's read/write position is reset to its original value |
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40 if a leave occurs. |
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41 |
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42 @internalComponent |
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43 */ |
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44 NONSHARABLE_CLASS(TFilePositionReset) |
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45 { |
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46 public: |
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47 TFilePositionReset(RFile& aFile) : |
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48 iFile(aFile), |
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49 iOriginalFilePosition(-1) |
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50 { |
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51 } |
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52 |
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53 void RewindToStartLC() |
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54 { |
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55 TInt originalFilePosition=0; |
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56 User::LeaveIfError(iFile.Seek(ESeekCurrent, originalFilePosition)); // retrieves the current file-position |
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57 TInt newFilePosition=0; |
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58 User::LeaveIfError(iFile.Seek(ESeekStart, newFilePosition)); // RFile::Seek(ESeekStart,..) will not modify the TInt, but needs a reference. |
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59 iOriginalFilePosition=originalFilePosition; |
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60 CleanupStack::PushL(TCleanupItem(&StaticReset, this)); |
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61 } |
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62 |
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63 TInt Reset() |
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64 { |
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65 __ASSERT_DEBUG(iOriginalFilePosition>=0, Panic(ENonNativeAppsNegativeStoredFilePosition)); |
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66 const TInt error = iFile.Seek(ESeekStart, iOriginalFilePosition); |
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67 iOriginalFilePosition=-1; |
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68 return error; |
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69 } |
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70 |
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71 private: |
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72 static void StaticReset(TAny* aThis) |
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73 { |
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74 // ignore the error code from this, we can't do anything about it |
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75 static_cast<TFilePositionReset*>(aThis)->Reset(); |
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76 } |
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77 |
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78 private: |
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79 RFile& iFile; |
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80 TInt iOriginalFilePosition; |
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81 }; |
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82 |
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83 |
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84 /************************************************************************************************************** |
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85 * TFileDetails |
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86 **************************************************************************************************************/ |
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87 |
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88 TFileDetails::TFileDetails() : |
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89 iState(EStateNull) |
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90 { |
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91 } |
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92 |
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93 /* |
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94 Returns the real path, (aka the target location) of this file |
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95 */ |
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96 const TDesC& TFileDetails::Path() |
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97 { |
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98 __ASSERT_DEBUG(iPath != KNullDesC, Panic(ENonNativeAppsTFileDetailsPathNotSet)); |
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99 return iPath; |
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100 } |
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101 |
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102 |
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103 /* |
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104 Sets the real path, (aka the target location) of this file |
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105 */ |
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106 void TFileDetails::SetPath(const TDesC& aPath) |
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107 { |
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108 __ASSERT_DEBUG(iPath == KNullDesC, Panic(ENonNativeAppsTFileDetailsPathAlreadySet)); |
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109 iPath = aPath; |
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110 } |
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111 |
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112 |
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113 /* |
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114 Determines whether this TFileDetails has a real path set. |
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115 If thie object doesn't have a real path set, it is assumed to not be in use |
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116 */ |
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117 TBool TFileDetails::Exists() const |
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118 { |
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119 return (iPath != KNullDesC); |
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120 } |
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121 |
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122 |
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123 /* |
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124 Releases whatever file handle is currently held, whether it is on the real file, |
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125 temporary file, or none at all |
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126 */ |
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127 void TFileDetails::CloseHandle() |
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128 { |
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129 iHandle.Close(); |
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130 } |
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131 |
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132 |
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133 /* |
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134 Opens a handle on a real file |
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135 */ |
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136 void TFileDetails::OpenL(RFs& aFs, const TFileName& aFileName) |
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137 { |
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138 __ASSERT_DEBUG(iState == EStateNull, Panic(ENonNativeAppsTFileDetailsOpenInBadState)); |
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139 __ASSERT_DEBUG(iPath == KNullDesC, Panic(ENonNativeAppsTFileDetailsOpenWithRealPathSet)); |
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140 __ASSERT_DEBUG(iTempPath == KNullDesC, Panic(ENonNativeAppsTFileDetailsOpenWithTempPathSet)); |
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141 |
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142 User::LeaveIfError(iHandle.Open(aFs, aFileName, EFileShareExclusive|EFileStream|EFileWrite)); |
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143 iPath = aFileName; |
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144 iState = EStateReal; |
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145 } |
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146 |
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147 /* |
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148 Creates a new, temporary file to write new data into |
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149 Used in the preparation of a register-application update to create new resource |
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150 and icon files before they are moved into their target locations. |
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151 */ |
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152 void TFileDetails::CreateTemporaryL(RFs& aFs, const TFileName& aDir) |
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153 { |
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154 __ASSERT_DEBUG(iState == EStateNull, Panic(ENonNativeAppsTFileDetailsCreateTempInBadState)); |
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155 __ASSERT_DEBUG(iTempPath == KNullDesC, Panic(ENonNativeAppsTFileDetailsCreateTempWithTempPathSet)); |
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156 RFile file; |
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157 CleanupClosePushL(file); |
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158 // TODO: remove this hack if/when RFile::Temp is fixed by base |
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159 TInt tempErr = KErrAlreadyExists; |
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160 /* RFile::Temp is a bit dodgy, at least on Winscw with the proxy FS */ |
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161 for(TInt tries = 0; tempErr == KErrAlreadyExists && tries < 50; ++tries) |
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162 { |
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163 tempErr = file.Temp(aFs, aDir, iTempPath, EFileShareExclusive|EFileStream|EFileWrite); |
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164 } |
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165 User::LeaveIfError(tempErr); |
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166 CleanupStack::Pop(&file); |
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167 iHandle = file; |
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168 iState = EStateTemporary; |
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169 } |
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170 |
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171 /* |
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172 Makes aFile a duplicates of the file handle owned by this class. |
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173 Used to write to a file created by CreateTemporaryL() |
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174 */ |
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175 void TFileDetails::GetDuplicateHandleL(RFile& aFile) |
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176 { |
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177 User::LeaveIfError(aFile.Duplicate(iHandle)); |
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178 } |
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179 |
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180 |
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181 /* |
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182 RenameToRealL |
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183 |
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184 Used to perform a register-appliction update |
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185 This uses the same code as the non-leaving |
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186 RenameToReal(). |
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187 */ |
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188 void TFileDetails::RenameToRealL(RFs& aFs) |
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189 { |
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190 User::LeaveIfError(RenameToReal(aFs)); |
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191 } |
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192 |
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193 /* |
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194 RenameToReal |
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195 |
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196 Used by RenameToRealL() and RestoreReal() |
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197 @see RenameToRealL |
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198 @see RestoreReal |
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199 */ |
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200 TInt TFileDetails::RenameToReal(RFs& aFs) |
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201 { |
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202 __ASSERT_DEBUG(iState == EStateTemporary, Panic(ENonNativeAppsTFileDetailsRenameToRealInBadState)); |
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203 __ASSERT_DEBUG(iTempPath != KNullDesC, Panic(ENonNativeAppsTFileDetailsRenameToRealWithoutTempPath)); |
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204 __ASSERT_DEBUG(iPath != KNullDesC, Panic(ENonNativeAppsTFileDetailsRenameToRealWithoutRealPath)); |
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205 TParse parse; |
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206 parse.SetNoWild(iPath,NULL,NULL); |
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207 if(!BaflUtils::FolderExists(aFs,parse.DriveAndPath())) |
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208 { |
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209 TInt err = aFs.MkDirAll(parse.DriveAndPath()); |
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210 if(err != KErrNone) |
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211 { |
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212 return err; |
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213 } |
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214 } |
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215 //Check if file already exists, if it exists delete it because we might be trying to register an upgrade |
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216 if(BaflUtils::FileExists(aFs, iPath)) |
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217 { |
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218 TInt err = BaflUtils::DeleteFile(aFs, iPath); |
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219 if(KErrNone != err) |
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220 { |
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221 return err; |
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222 } |
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223 } |
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224 TInt err = iHandle.Rename(iPath); |
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225 if(err != KErrNone) |
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226 { |
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227 return err; |
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228 } |
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229 iTempPath.Zero(); |
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230 iState = EStateReal; |
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231 return KErrNone; |
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232 } |
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233 |
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234 /* |
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235 RenameToTemporaryL |
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236 |
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237 Used to perform a deregister-application update |
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238 */ |
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239 void TFileDetails::RenameToTemporaryL(RFs& aFs, const TFileName& aDir) |
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240 { |
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241 __ASSERT_DEBUG(iState == EStateReal, Panic(ENonNativeAppsTFileDetailsRenameToTempInBadState)); |
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242 __ASSERT_DEBUG(iPath != KNullDesC, Panic(ENonNativeAppsTFileDetailsRenameToTempWithoutRealPathSet)); |
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243 __ASSERT_DEBUG(iTempPath == KNullDesC, Panic(ENonNativeAppsTFileDetailsRenameToTempWithTempPathSet)); |
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244 /* create a temp file and delete it to get an unused filename */ |
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245 RFile file; |
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246 CleanupClosePushL(file); |
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247 // TODO: remove this hack if/when RFile::Temp is fixed by base |
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248 TInt tempErr = KErrAlreadyExists; |
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249 /* RFile::Temp is a bit dodgy, at least on Winscw with the proxy FS */ |
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250 for(TInt tries = 0; tempErr == KErrAlreadyExists && tries < 50; ++tries) |
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251 { |
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252 tempErr = file.Temp(aFs, aDir, iTempPath, EFileShareExclusive|EFileStream|EFileWrite); |
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253 } |
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254 User::LeaveIfError(tempErr); |
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255 CleanupStack::PopAndDestroy(&file); // close the file handle |
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256 const TInt err = aFs.Delete(iTempPath); |
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257 if(err != KErrNone && err != KErrNotFound) |
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258 { |
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259 User::Leave(err); |
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260 } |
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261 |
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262 User::LeaveIfError(iHandle.Rename(iTempPath)); |
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263 iState = EStateTemporary; |
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264 } |
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265 |
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266 |
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267 /* |
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268 Delete |
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269 |
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270 Whatever the state, real or temporary, delete it. |
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271 Used in the rollback phase of a register-application update. |
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272 |
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273 This function releases the handle (if any) and sets the state back to EStateNull |
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274 */ |
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275 TInt TFileDetails::Delete(RFs& aFs) |
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276 { |
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277 __ASSERT_DEBUG(iState == EStateNull || iState == EStateReal || iState == EStateTemporary, |
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278 Panic(ENonNativeAppsTFileDetailsDeleteInBadState)); |
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279 if(iState == EStateNull) |
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280 { |
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281 return KErrNone; |
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282 } |
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283 |
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284 iHandle.Close(); |
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285 TInt err; |
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286 if(iState == EStateReal) |
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287 { |
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288 err = aFs.Delete(iPath); |
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289 } |
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290 else if(iState == EStateTemporary) |
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291 { |
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292 err = aFs.Delete(iTempPath); |
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293 } |
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294 else |
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295 { |
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296 err = KErrGeneral; |
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297 ASSERT(EFalse); |
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298 } |
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299 iPath.Zero(); |
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300 iTempPath.Zero(); |
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301 iState = EStateNull; |
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302 return err; |
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303 } |
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304 |
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305 |
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306 /* |
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307 DeleteTemporary |
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308 |
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309 Check that the state is EStateTemporary, and delete it. |
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310 This function is used by the destructor of a deregister-application update |
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311 |
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312 This function releases the handle (if any) and sets the state back to EStateNull |
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313 */ |
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314 TInt TFileDetails::DeleteTemporary(RFs& aFs) |
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315 { |
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316 __ASSERT_DEBUG(iState == EStateNull || iState == EStateTemporary, |
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317 Panic(ENonNativeAppsTFileDetailsDeleteTemporaryInBadState)); |
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318 if(iState == EStateNull || iState == EStateTemporary) |
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319 { |
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320 return Delete(aFs); |
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321 } |
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322 return KErrGeneral; |
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323 } |
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324 |
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325 |
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326 /* |
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327 RestoreReal |
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328 |
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329 Whatever the state, real or temporary, try to move it back to the real location. |
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330 Used in the rollback phase of a deregister-application update. |
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331 |
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332 This function releases the handle (if any) and sets the state back to EStateNull |
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333 */ |
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334 TInt TFileDetails::RestoreReal(RFs& aFs) |
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335 { |
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336 __ASSERT_DEBUG(iState == EStateNull || iState == EStateReal || iState == EStateTemporary, |
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337 Panic(ENonNativeAppsTFileDetailsRestoreRealInBadState)); |
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338 if(iState == EStateNull) |
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339 { |
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340 return KErrNone; |
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341 } |
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342 |
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343 TInt err = KErrNone; |
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344 if(iState == EStateReal) |
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345 { |
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346 iHandle.Close(); |
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347 } |
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348 else if(iState == EStateTemporary) |
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349 { |
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350 err = RenameToReal(aFs); |
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351 iHandle.Close(); |
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352 } |
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353 else |
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354 { |
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355 ASSERT(EFalse); |
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356 } |
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357 iPath.Zero(); |
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358 iTempPath.Zero(); |
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359 iState = EStateNull; |
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360 return err; |
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361 } |
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362 |
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363 |
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364 void TFileDetails::ExternalizeL(RWriteStream& aStream) |
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365 { |
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366 aStream.WriteUint8L(iState); |
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367 aStream.WriteUint32L(iPath.Length()); |
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368 aStream.WriteL(iPath); |
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369 aStream.WriteUint32L(iTempPath.Length()); |
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370 aStream.WriteL(iTempPath); |
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371 } |
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372 |
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373 void TFileDetails::ExternalizeContinuationL(RWriteStream& aStream, TInt aTag) |
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374 { |
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375 aStream.WriteInt8L(CApsNonNativeApplicationsUpdate::EContinuationOfUpdate); |
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376 aStream.WriteInt8L(aTag); |
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377 ExternalizeL(aStream); |
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378 aStream.CommitL(); // beta stopping point |
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379 } |
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380 |
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381 TInt TFileDetails::ExternalizeContinuation(RWriteStream& aStream, TInt aTag) |
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382 { |
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383 TRAPD(err,ExternalizeContinuationL(aStream,aTag)); |
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384 return err; |
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385 } |
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386 |
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387 void TFileDetails::InternalizeL(RReadStream& aStream, TInt& aPosition) |
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388 { |
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389 TState state = static_cast<TState>(aStream.ReadUint8L()); |
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390 TUint pathLen = aStream.ReadUint32L(); |
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391 if(pathLen > KMaxFileName) |
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392 { |
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393 User::Leave(KErrCorrupt); |
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394 } |
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395 TFileName path; |
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396 aStream.ReadL(path, pathLen); |
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397 TUint tempPathLen = aStream.ReadUint32L(); |
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398 if(tempPathLen > KMaxFileName) |
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399 { |
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400 User::Leave(KErrCorrupt); |
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401 } |
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402 TFileName tempPath; |
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403 aStream.ReadL(tempPath, tempPathLen); |
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404 |
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405 /* all dangerous operations are now out of the way */ |
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406 iState = state; |
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407 iPath = path; |
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408 iTempPath = tempPath; |
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409 // state, length, path, length, temppath |
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410 aPosition += sizeof(TUint8) + sizeof(TUint32) + (pathLen * sizeof(TText)) + sizeof(TUint32) + (tempPathLen * sizeof(TText)); |
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411 } |
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412 |
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413 /* |
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414 Works out what file we had a handle on when the log was written, and try to regain it. |
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415 */ |
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416 void TFileDetails::PostInternalizeL(RFs& aFs) |
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417 { |
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418 TInt err; |
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419 switch(iState) |
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420 { |
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421 case EStateNull: |
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422 if(iTempPath != KNullDesC) |
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423 { |
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424 User::Leave(KErrCorrupt); |
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425 } |
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426 break; |
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427 case EStateTemporary: |
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428 if(iTempPath == KNullDesC) |
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429 { |
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430 User::Leave(KErrCorrupt); |
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431 } |
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432 err = iHandle.Open(aFs, iTempPath, EFileShareExclusive|EFileStream|EFileWrite); |
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433 if(err == KErrNotFound || err == KErrPathNotFound) |
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434 { |
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435 iTempPath.Zero(); |
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436 iPath.Zero(); |
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437 iState = EStateNull; |
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438 } |
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439 else |
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440 { |
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441 User::LeaveIfError(err); |
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442 } |
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443 break; |
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444 case EStateReal: |
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445 if(iPath == KNullDesC) |
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446 { |
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447 User::Leave(KErrCorrupt); |
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448 } |
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449 err = iHandle.Open(aFs, iPath, EFileShareExclusive|EFileStream|EFileWrite); |
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450 if(err == KErrNotFound || err == KErrPathNotFound) |
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451 { |
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452 iTempPath.Zero(); |
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453 iPath.Zero(); |
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454 iState = EStateNull; |
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455 } |
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456 else |
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457 { |
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458 User::LeaveIfError(err); |
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459 } |
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460 break; |
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461 default: |
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462 User::Leave(KErrCorrupt); |
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463 break; |
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464 } |
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465 } |
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466 |
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467 /************************************************************************************************************** |
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468 * CApsNonNativeApplicationsUpdate |
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469 **************************************************************************************************************/ |
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470 |
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471 CApsNonNativeApplicationsUpdate::CApsNonNativeApplicationsUpdate(RFs& aFs, TUid aUid, TState aState, TLogUpdateType aType) : |
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472 iState(aState), |
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473 iFs(aFs), |
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474 iType(aType), |
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475 iUid(aUid) |
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476 { |
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477 } |
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478 |
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479 CApsNonNativeApplicationsUpdate::~CApsNonNativeApplicationsUpdate() |
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480 { |
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481 } |
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482 |
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483 CApsNonNativeApplicationsUpdate* CApsNonNativeApplicationsUpdate::Previous() const |
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484 { |
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485 return iPrevious; |
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486 } |
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487 |
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488 CApsNonNativeApplicationsUpdate* CApsNonNativeApplicationsUpdate::Next() const |
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489 { |
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490 return iNext; |
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491 } |
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492 |
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493 TUid CApsNonNativeApplicationsUpdate::Uid() |
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494 { |
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495 return iUid; |
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496 } |
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497 |
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498 void CApsNonNativeApplicationsUpdate::PerformUpdateL(RApsUpdateLog& aUpdateLog) |
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499 { |
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500 ASSERT(iState == ENew); |
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501 RWriteStream& stream = aUpdateLog.LogWriteStream(); |
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502 |
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503 /* NewUpdateSection */ |
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504 stream.WriteInt8L(ENewUpdate); |
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505 stream.WriteInt8L(iType); |
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506 stream.WriteInt32L(iUid.iUid); |
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507 ExternalizeL(stream); |
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508 stream.CommitL(); // alpha stopping point |
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509 |
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510 /* PerformUpdateSection */ |
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511 stream.WriteInt8L(EPerformUpdate); |
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512 stream.WriteInt8L(iType); |
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513 stream.WriteInt32L(iUid.iUid); // beta stopping points |
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514 StateChangeL(EPerforming, stream); // ... |
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515 DoPerformUpdateL(aUpdateLog); // ... |
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516 StateChangeL(EPerformed, stream); // ... |
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517 stream.WriteInt8L(EEndOfUpdate); |
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518 stream.CommitL(); // alpha stopping point |
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519 } |
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520 |
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521 void CApsNonNativeApplicationsUpdate::RollbackUpdateL(RApsUpdateLog& aUpdateLog) |
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522 { |
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523 ASSERT(iState == EPerforming || iState == EPerformed || iState == ERollingBack); |
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524 RWriteStream& stream = aUpdateLog.LogWriteStream(); |
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525 stream.WriteInt8L(ERollbackUpdate); |
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526 stream.WriteInt8L(iType); |
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527 stream.WriteInt32L(iUid.iUid); |
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528 stream.CommitL(); // beta stopping point |
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529 // even if we're already in ERollingBack because we crashed and are reattempting it, |
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530 // it's harmless to write a duplicate statechange to the log |
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531 StateChangeL(ERollingBack, stream); // beta stopping points |
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532 DoRollbackUpdate(aUpdateLog); // ... |
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533 StateChangeL(ERolledBack, stream); // ... |
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534 stream.WriteInt8L(EEndOfUpdate); |
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535 stream.CommitL(); // alpha stopping point |
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536 } |
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537 |
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538 TFileName CApsNonNativeApplicationsUpdate::TemporaryFilePathL(TDriveName& aDrive) |
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539 { |
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540 TFileName dir(aDrive); |
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541 |
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542 // this is safe since KMaxFileName >= (KMaxDriveName + length(KLitPathForTemporaryNonNativeResourceAndIconFiles)) |
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543 dir.Append(KLitPathForTemporaryNonNativeResourceAndIconFiles); |
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544 |
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545 if(!BaflUtils::FolderExists(iFs,dir)) |
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546 { |
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547 User::LeaveIfError(iFs.MkDirAll(dir)); |
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548 } |
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549 return dir; |
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550 } |
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551 |
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552 void CApsNonNativeApplicationsUpdate::StateChangeL(TState aState, RWriteStream& aStream) |
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553 { |
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554 iState = aState; |
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555 aStream.WriteInt8L(EChangeOfUpdateState); |
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556 aStream.WriteInt8L(iState); |
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557 aStream.CommitL(); // beta stopping point |
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558 } |
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559 |
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560 void CApsNonNativeApplicationsUpdate::InternalizeStateChangeL(RReadStream& aStream, TInt& aPosition) |
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561 { |
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562 TState state = static_cast<TState>(aStream.ReadInt8L()); |
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563 ++aPosition; |
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564 iState = state; |
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565 } |
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566 |
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567 void CApsNonNativeApplicationsUpdate::InternalizeNewUpdateL(RReadStream& aStream, TInt& aPosition) |
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568 { |
|
569 __ASSERT_DEBUG(iState == ENeedsInternalizing, Panic(ENonNativeAppsNonNativeApplicationsUpdateInternalizeNewUpdateInBadState)); |
|
570 /* |
|
571 internalize all member variables to how they were before any updates were performed. |
|
572 */ |
|
573 InternalizeL(aStream, aPosition); |
|
574 |
|
575 iState = ENew; /* the update is now OK to add to the list */ |
|
576 } |
|
577 |
|
578 void CApsNonNativeApplicationsUpdate::InternalizePerformUpdateL(RReadStream& aStream, TInt& aPosition) |
|
579 { |
|
580 /* |
|
581 internalize any state changes and update-specific continuations, until EEndOfUpdate |
|
582 */ |
|
583 SharedInternalizeLoopL(aStream, aPosition); |
|
584 } |
|
585 |
|
586 void CApsNonNativeApplicationsUpdate::InternalizeRollbackUpdateL(RReadStream& aStream, TInt& aPosition) |
|
587 { |
|
588 /* |
|
589 internalize any state changes and update-specific continuations, until EEndOfUpdate |
|
590 */ |
|
591 SharedInternalizeLoopL(aStream, aPosition); |
|
592 } |
|
593 |
|
594 void CApsNonNativeApplicationsUpdate::SharedInternalizeLoopL(RReadStream& aStream, TInt& aPosition) |
|
595 { |
|
596 while (ETrue) |
|
597 { |
|
598 TInt pos = aPosition; |
|
599 TLogActionType action = static_cast<TLogActionType>(aStream.ReadInt8L()); |
|
600 pos += sizeof(TInt8); |
|
601 /* we are at a beta stopping point at the start of each loop iteration, |
|
602 so don't update aPosition until we have reached the end of the loop. |
|
603 give the funcitons a copy to stop them updating aPosition direclty and |
|
604 then leaving */ |
|
605 switch(action) |
|
606 { |
|
607 case EChangeOfUpdateState: |
|
608 InternalizeStateChangeL(aStream, pos); |
|
609 break; |
|
610 case EContinuationOfUpdate: |
|
611 InternalizeUpdateContinuationL(aStream, pos); |
|
612 break; |
|
613 case EEndOfUpdate: |
|
614 aPosition = pos; |
|
615 return; |
|
616 default: |
|
617 User::Leave(KErrCorrupt); |
|
618 break; |
|
619 } |
|
620 aPosition = pos; |
|
621 } |
|
622 } |
|
623 |
|
624 /* |
|
625 Default implemenation of a virtual function. does nothing. |
|
626 |
|
627 In this method, subclasses should write out all important, subclass-specific data. |
|
628 It will be called before DoPerformUpdateL. |
|
629 */ |
|
630 void CApsNonNativeApplicationsUpdate::ExternalizeL(RWriteStream& /*aStream*/) |
|
631 { |
|
632 } |
|
633 |
|
634 /* |
|
635 Default implemenation of a virtual function. does nothing. |
|
636 |
|
637 In this method, subclasses read in any subclass-specific data that was written out |
|
638 by ExternalizeL(). |
|
639 */ |
|
640 void CApsNonNativeApplicationsUpdate::InternalizeL(RReadStream& /*aStream*/, TInt& /*aPosition*/) |
|
641 { |
|
642 } |
|
643 |
|
644 /* |
|
645 Default implemenation of a virtual function. does nothing. |
|
646 |
|
647 In this method, subclasses should handle any EContinuationOfUpdate messages that |
|
648 they might have written to the log during DoPerformUpdateL or DoRollbackUpdate |
|
649 */ |
|
650 void CApsNonNativeApplicationsUpdate::InternalizeUpdateContinuationL(RReadStream& /*aStream*/, TInt& /*aPosition*/) |
|
651 { |
|
652 } |
|
653 |
|
654 /* |
|
655 Default implemenation of a virtual function. does nothing. |
|
656 |
|
657 In this method, subclasses should do any internal initialization that is dependent on |
|
658 data that may be changed by InternalizeUpdateContinuationL(). |
|
659 |
|
660 InternalizeUpdateContinuationL() may be called many times over and its implementation |
|
661 may change the same member variable many times. |
|
662 This function will only be called once, and it will be called after the entire log has |
|
663 been read and InternalizeUpdateContinuationL() has been called for the last time. |
|
664 */ |
|
665 void CApsNonNativeApplicationsUpdate::PostInternalizeL() |
|
666 { |
|
667 } |
|
668 |
|
669 /************************************************************************************************************** |
|
670 * CApsRegisterNonNativeApplication |
|
671 **************************************************************************************************************/ |
|
672 |
|
673 CApsRegisterNonNativeApplication* CApsRegisterNonNativeApplication::NewL(RFs& aFs, TUid aUid, const TDriveName& aDrive, TState aState) |
|
674 { |
|
675 return new(ELeave) CApsRegisterNonNativeApplication(aFs, aUid, aDrive, aState); |
|
676 } |
|
677 |
|
678 CApsRegisterNonNativeApplication::CApsRegisterNonNativeApplication(RFs& aFs, TUid aUid, const TDriveName& aDrive, TState aState) : |
|
679 CApsNonNativeApplicationsUpdate(aFs, aUid, aState, ERegisterApplication), |
|
680 iDrive(aDrive) |
|
681 { |
|
682 } |
|
683 |
|
684 void CApsRegisterNonNativeApplication::SetResourceFileTargetLocation(const TDesC& aLocation) |
|
685 { |
|
686 iResourceFile.SetPath(aLocation); |
|
687 } |
|
688 |
|
689 void CApsRegisterNonNativeApplication::SetLocalisableResourceFileTargetLocation(const TDesC& aLocation) |
|
690 { |
|
691 iLocalisableResourceFile.SetPath(aLocation); |
|
692 } |
|
693 |
|
694 void CApsRegisterNonNativeApplication::SetIconFileTargetLocation(const TDesC& aLocation) |
|
695 { |
|
696 iIconFile.SetPath(aLocation); |
|
697 } |
|
698 |
|
699 void CApsRegisterNonNativeApplication::WriteResourceFileL(const TDesC8& aData, const TDesC8* aDataPrefix) |
|
700 { |
|
701 WriteResourceFileL(iResourceFile, aData, aDataPrefix); |
|
702 } |
|
703 |
|
704 void CApsRegisterNonNativeApplication::WriteLocalisableResourceFileL(const TDesC8& aData, const TDesC8* aDataPrefix) |
|
705 { |
|
706 WriteResourceFileL(iLocalisableResourceFile, aData, aDataPrefix); |
|
707 } |
|
708 |
|
709 ////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
|
710 |
|
711 /** |
|
712 Create a new file in a designated temporary-files directory |
|
713 */ |
|
714 void CApsRegisterNonNativeApplication::NewTemporaryFileL(TFileDetails& aFile) |
|
715 { |
|
716 TFileName path(TemporaryFilePathL(iDrive)); |
|
717 aFile.CreateTemporaryL(iFs,path); |
|
718 } |
|
719 |
|
720 /** |
|
721 Writes a resource file to a new temporary file |
|
722 */ |
|
723 void CApsRegisterNonNativeApplication::WriteResourceFileL(TFileDetails& aFile, const TDesC8& aData, const TDesC8* aDataPrefix) |
|
724 { |
|
725 // create temp file, put stuff on the cleanup stack |
|
726 NewTemporaryFileL(aFile); |
|
727 RFileWriteStream targetStream; |
|
728 CleanupClosePushL(targetStream); |
|
729 |
|
730 // the stream takes ownership of the file handle and closes it, so make a copy |
|
731 RFile targetFile; |
|
732 aFile.GetDuplicateHandleL(targetFile); |
|
733 targetStream.Attach(targetFile); // will take ownership of the handle and set targetFile to a Null handle |
|
734 |
|
735 if (aDataPrefix!=NULL) |
|
736 { |
|
737 targetStream.WriteL(*aDataPrefix); |
|
738 } |
|
739 targetStream.WriteL(aData); |
|
740 targetStream.CommitL(); |
|
741 |
|
742 CleanupStack::PopAndDestroy(&targetStream); |
|
743 } |
|
744 |
|
745 /** |
|
746 This function will copy the file provided to a new temporary file. |
|
747 Upon success or failure, the read/write position of aSourceFile should remain unchanged. |
|
748 */ |
|
749 void CApsRegisterNonNativeApplication::CopyIconFileL(RFile& aSourceFile) |
|
750 { |
|
751 NewTemporaryFileL(iIconFile); |
|
752 |
|
753 // RFile*Stream::Attach will take ownership of the handle we give it, but we want to hold |
|
754 // on to the handles we have. To achieve this, we give Attach a copy of the file handle, |
|
755 // for both streams. |
|
756 RFileWriteStream targetStream; |
|
757 CleanupClosePushL(targetStream); |
|
758 RFile targetFile; |
|
759 iIconFile.GetDuplicateHandleL(targetFile); |
|
760 targetStream.Attach(targetFile); |
|
761 |
|
762 // rewind to start, but restore original position if a leave occurs |
|
763 TFilePositionReset filePositionReset(aSourceFile); |
|
764 filePositionReset.RewindToStartLC(); |
|
765 |
|
766 RFileReadStream sourceStream; |
|
767 CleanupClosePushL(sourceStream); |
|
768 RFile sourceFile; |
|
769 User::LeaveIfError(sourceFile.Duplicate(aSourceFile)); |
|
770 sourceStream.Attach(sourceFile); |
|
771 |
|
772 targetStream.WriteL(sourceStream); |
|
773 targetStream.CommitL(); |
|
774 CleanupStack::PopAndDestroy(&sourceStream); |
|
775 |
|
776 // perform these seperately so we can leave if Reset fails |
|
777 CleanupStack::Pop(&filePositionReset); |
|
778 User::LeaveIfError(filePositionReset.Reset()); |
|
779 |
|
780 CleanupStack::PopAndDestroy(&targetStream); |
|
781 } |
|
782 |
|
783 void CApsRegisterNonNativeApplication::DoPerformUpdateL(RApsUpdateLog& aUpdateLog) |
|
784 { |
|
785 HBufC* hDrive = iDrive.AllocL(); |
|
786 TInt err = aUpdateLog.DrivesAffected().InsertInOrder(hDrive, TLinearOrder<HBufC>(CApaAppList::CompareStrings)); |
|
787 if(err != KErrNone) |
|
788 { |
|
789 delete hDrive; |
|
790 } |
|
791 |
|
792 if ((err != KErrNone) && |
|
793 (err != KErrAlreadyExists)) // We silently ignore attempts to insert duplicates |
|
794 { |
|
795 User::Leave(err); |
|
796 } |
|
797 |
|
798 RWriteStream& stream = aUpdateLog.LogWriteStream(); |
|
799 |
|
800 iResourceFile.RenameToRealL(iFs); |
|
801 |
|
802 /* make a note of what's changed */ |
|
803 iResourceFile.ExternalizeContinuationL(stream, EResourceFileUpdate); |
|
804 |
|
805 if(iLocalisableResourceFile.Exists()) |
|
806 { |
|
807 iLocalisableResourceFile.RenameToRealL(iFs); |
|
808 iResourceFile.ExternalizeContinuationL(stream, ELocalisableResourceFileUpdate); |
|
809 } |
|
810 |
|
811 if(iIconFile.Exists()) |
|
812 { |
|
813 iIconFile.RenameToRealL(iFs); |
|
814 iResourceFile.ExternalizeContinuationL(stream, EIconFileUpdate); |
|
815 } |
|
816 |
|
817 HBufC* hPath = iResourceFile.Path().AllocL(); |
|
818 err = aUpdateLog.NewRegistrationFiles().InsertInOrder(hPath, TLinearOrder<HBufC>(CApaAppList::CompareStrings)); |
|
819 if(err != KErrNone) |
|
820 { |
|
821 delete hPath; |
|
822 } |
|
823 |
|
824 if ((err != KErrNone) && |
|
825 (err != KErrAlreadyExists)) // We silently ignore attempts to insert duplicates |
|
826 { |
|
827 User::Leave(err); |
|
828 } |
|
829 } |
|
830 |
|
831 void CApsRegisterNonNativeApplication::DoRollbackUpdate(RApsUpdateLog& aUpdateLog) |
|
832 { |
|
833 RWriteStream& stream = aUpdateLog.LogWriteStream(); |
|
834 |
|
835 /* TFileDetails::Delete() is safe to call whatever state the object is in. |
|
836 |
|
837 if it was never opened, it'll do nothing, otherwise it'll delete whichever |
|
838 file (real/temp) it has a handle on. |
|
839 |
|
840 ignore the return codes since we can't do anything about it if they fail */ |
|
841 iResourceFile.Delete(iFs); |
|
842 iResourceFile.ExternalizeContinuation(stream, EResourceFileUpdate); |
|
843 |
|
844 iLocalisableResourceFile.Delete(iFs); |
|
845 iResourceFile.ExternalizeContinuation(stream, ELocalisableResourceFileUpdate); |
|
846 |
|
847 iIconFile.Delete(iFs); |
|
848 iResourceFile.ExternalizeContinuation(stream, EIconFileUpdate); |
|
849 } |
|
850 |
|
851 |
|
852 ////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
|
853 |
|
854 void CApsRegisterNonNativeApplication::ExternalizeL(RWriteStream& aStream) |
|
855 { |
|
856 /* write our initial state to the log stream */ |
|
857 aStream.WriteUint32L(iDrive.Length()); |
|
858 aStream.WriteL(iDrive); |
|
859 iResourceFile.ExternalizeL(aStream); |
|
860 iLocalisableResourceFile.ExternalizeL(aStream); |
|
861 iIconFile.ExternalizeL(aStream); |
|
862 } |
|
863 |
|
864 void CApsRegisterNonNativeApplication::InternalizeL(RReadStream& aStream, TInt& aPosition) |
|
865 { |
|
866 // we can update aPosition whenever we like in this function since we're protected |
|
867 // from it being left at a bad value by the copy taken by CApsNonNativeApplicationsUpdateList::InternalizeActionL |
|
868 TUint driveLen = aStream.ReadUint32L(); |
|
869 aPosition += sizeof(TUint32); |
|
870 if(driveLen > KMaxDriveName) |
|
871 { |
|
872 User::Leave(KErrCorrupt); |
|
873 } |
|
874 iDrive.Zero(); |
|
875 aStream.ReadL(iDrive, driveLen); |
|
876 aPosition += driveLen * sizeof(TText); |
|
877 |
|
878 iResourceFile.InternalizeL(aStream, aPosition); |
|
879 iLocalisableResourceFile.InternalizeL(aStream, aPosition); |
|
880 iIconFile.InternalizeL(aStream, aPosition); |
|
881 } |
|
882 |
|
883 void CApsRegisterNonNativeApplication::InternalizeUpdateContinuationL(RReadStream& aStream, TInt& aPosition) |
|
884 { |
|
885 // we can update aPosition whenever we like in this function since we're protected |
|
886 // from it being left at a bad value by the copy taken by CApsNonNativeApplicationsUpdate::SharedInternalizeLoopL |
|
887 |
|
888 TLogContinuationType type = static_cast<TLogContinuationType>(aStream.ReadInt8L()); |
|
889 aPosition += sizeof(TInt8); |
|
890 |
|
891 switch(type) |
|
892 { |
|
893 case EResourceFileUpdate: |
|
894 iResourceFile.InternalizeL(aStream, aPosition); |
|
895 break; |
|
896 case ELocalisableResourceFileUpdate: |
|
897 iLocalisableResourceFile.InternalizeL(aStream, aPosition); |
|
898 break; |
|
899 case EIconFileUpdate: |
|
900 iIconFile.InternalizeL(aStream, aPosition); |
|
901 break; |
|
902 default: |
|
903 User::Leave(KErrCorrupt); |
|
904 break; |
|
905 } |
|
906 } |
|
907 |
|
908 void CApsRegisterNonNativeApplication::PostInternalizeL() |
|
909 { |
|
910 iResourceFile.PostInternalizeL(iFs); |
|
911 iLocalisableResourceFile.PostInternalizeL(iFs); |
|
912 iIconFile.PostInternalizeL(iFs); |
|
913 } |
|
914 |
|
915 CApsRegisterNonNativeApplication::~CApsRegisterNonNativeApplication() |
|
916 { |
|
917 /* |
|
918 if we performed the update successfully, just close the handles and leave |
|
919 the reg files in place. |
|
920 |
|
921 in all other cases, just delete everything that still exists |
|
922 */ |
|
923 if(iState == EPerformed) |
|
924 { |
|
925 iResourceFile.CloseHandle(); |
|
926 iLocalisableResourceFile.CloseHandle(); |
|
927 iIconFile.CloseHandle(); |
|
928 } |
|
929 else |
|
930 { |
|
931 iResourceFile.Delete(iFs); |
|
932 iLocalisableResourceFile.Delete(iFs); |
|
933 iIconFile.Delete(iFs); |
|
934 } |
|
935 } |
|
936 |
|
937 |
|
938 /************************************************************************************************************** |
|
939 * CApsDeregisterNonNativeApplication |
|
940 **************************************************************************************************************/ |
|
941 |
|
942 CApsDeregisterNonNativeApplication* CApsDeregisterNonNativeApplication::NewL(RFs& aFs, CApaAppListServer& aServ, TUid aUid, TState aState) |
|
943 { |
|
944 return new(ELeave)CApsDeregisterNonNativeApplication(aFs, aServ, aUid, aState); |
|
945 } |
|
946 |
|
947 CApsDeregisterNonNativeApplication::CApsDeregisterNonNativeApplication(RFs& aFs, CApaAppListServer& aServ, TUid aUid, TState aState) : |
|
948 CApsNonNativeApplicationsUpdate(aFs, aUid, aState, EDeregisterApplication), |
|
949 iServ(aServ) |
|
950 { |
|
951 } |
|
952 |
|
953 ////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
|
954 |
|
955 |
|
956 CApaAppData* CApsDeregisterNonNativeApplication::FindAppDataLC(RApsUpdateLog& aUpdateLog) |
|
957 { |
|
958 /* search back through the list for a an update concerning the same Uid */ |
|
959 CApsNonNativeApplicationsUpdate* prev = Previous(); |
|
960 while(prev != NULL) |
|
961 { |
|
962 if(prev->Uid() == Uid()) |
|
963 break; |
|
964 prev = prev->Previous(); |
|
965 } |
|
966 |
|
967 /* if none found, use apparc's app list as a shortcut */ |
|
968 CApaAppData* appData = NULL; |
|
969 if(prev == NULL) |
|
970 { |
|
971 appData = iServ.AppList().AppDataByUid(Uid()); |
|
972 |
|
973 if(appData != NULL) |
|
974 { |
|
975 // create a new AppData so we can put it on the cleanup stack. |
|
976 // if the NewL fails for whatever reson, fall back to the search code below |
|
977 |
|
978 // this is a bit tricky because we need to create the appdata from a |
|
979 // TApaAppEntry for the reg file, but using appData->AppEntry() will give us |
|
980 // one for the dll. |
|
981 TApaAppEntry entry; |
|
982 entry.iFullName = appData->RegistrationFileName(); |
|
983 TEntry fsEntry; |
|
984 |
|
985 User::LeaveIfError(iFs.Entry(entry.iFullName,fsEntry)); |
|
986 entry.iUidType = fsEntry.iType; |
|
987 |
|
988 appData = NULL; |
|
989 #ifdef SYMBIAN_APPARC_APPINFO_CACHE |
|
990 TRAP_IGNORE(appData = CApaAppData::NewL(entry,iFs)); |
|
991 #else |
|
992 { |
|
993 // find the default icons (.mbm file) for applications, wrt current locale |
|
994 TFileName* tempFileName = NULL; |
|
995 tempFileName->Append(KDefaultAppIconMbm); |
|
996 BaflUtils::NearestLanguageFile(iFs, *tempFileName); |
|
997 HBufC* defaultAppIcon = tempFileName->AllocL(); |
|
998 TRAP_IGNORE(appData = CApaAppData::NewL(entry,iFs,*defaultAppIcon)); |
|
999 } |
|
1000 #endif //SYMBIAN_APPARC_APPINFO_CACHE |
|
1001 if(appData != NULL) |
|
1002 { |
|
1003 CleanupStack::PushL(appData); |
|
1004 return appData; |
|
1005 } |
|
1006 } |
|
1007 } |
|
1008 |
|
1009 /* |
|
1010 * If the appData wasn't found or we can't trust the app list because of previous updates, |
|
1011 * attempt to find and load the appData manually |
|
1012 */ |
|
1013 CApaAppRegFinder* regFinder = CApaAppRegFinder::NewLC(iFs); |
|
1014 TBool found = EFalse; |
|
1015 TApaAppEntry appEntry; |
|
1016 |
|
1017 regFinder->FindAllAppsL(); |
|
1018 RPointerArray<HBufC>& forcedRegs = aUpdateLog.NewRegistrationFiles(); |
|
1019 |
|
1020 while(regFinder->NextL(appEntry,forcedRegs)) |
|
1021 { |
|
1022 if (appEntry.iUidType[2] == Uid()) |
|
1023 { |
|
1024 found = ETrue; |
|
1025 break; |
|
1026 } |
|
1027 } |
|
1028 CleanupStack::PopAndDestroy(regFinder); |
|
1029 |
|
1030 if(found) |
|
1031 { |
|
1032 #ifdef SYMBIAN_APPARC_APPINFO_CACHE |
|
1033 appData = CApaAppData::NewL(appEntry, iFs); |
|
1034 #else |
|
1035 { |
|
1036 // find the default icons (.mbm file) for applications, wrt current locale |
|
1037 TFileName* tempFileName = NULL; |
|
1038 tempFileName->Append(KDefaultAppIconMbm); |
|
1039 BaflUtils::NearestLanguageFile(iFs, *tempFileName); |
|
1040 HBufC* defaultAppIcon = tempFileName->AllocL(); |
|
1041 appData = CApaAppData::NewL(appEntry, iFs,*defaultAppIcon); |
|
1042 } |
|
1043 #endif //SYMBIAN_APPARC_APPINFO_CACHE |
|
1044 CleanupStack::PushL(appData); |
|
1045 return appData; |
|
1046 } |
|
1047 |
|
1048 CleanupStack::PushL(static_cast<CApaAppData*>(NULL)); |
|
1049 return NULL; |
|
1050 } |
|
1051 |
|
1052 void CApsDeregisterNonNativeApplication::RenameToTemporaryL(TFileDetails& aFile, RApsUpdateLog& aUpdateLog) |
|
1053 { |
|
1054 /* get the drive */ |
|
1055 TParse parse; |
|
1056 parse.SetNoWild(aFile.Path(), NULL, NULL); |
|
1057 if(!parse.DrivePresent()) |
|
1058 { |
|
1059 // should really never happen |
|
1060 User::Leave(KErrPathNotFound); |
|
1061 } |
|
1062 TDriveName drive(parse.Drive()); |
|
1063 |
|
1064 HBufC* hDrive = drive.AllocL(); |
|
1065 TInt err = aUpdateLog.DrivesAffected().InsertInOrder(hDrive, TLinearOrder<HBufC>(CApaAppList::CompareStrings)); |
|
1066 if(err != KErrNone) |
|
1067 { |
|
1068 delete hDrive; |
|
1069 } |
|
1070 |
|
1071 TFileName path(TemporaryFilePathL(drive)); |
|
1072 |
|
1073 aFile.RenameToTemporaryL(iFs,path); |
|
1074 } |
|
1075 |
|
1076 void CApsDeregisterNonNativeApplication::DoPerformUpdateL(RApsUpdateLog& aUpdateLog) |
|
1077 { |
|
1078 CApaAppData* appData = FindAppDataLC(aUpdateLog); |
|
1079 if(appData == NULL) |
|
1080 { |
|
1081 /* |
|
1082 * App not found. |
|
1083 * Behavioural backwards compatibility says we shouldn't raise an error here, |
|
1084 * instead just let it go and carry on. |
|
1085 */ |
|
1086 CleanupStack::Pop(appData); |
|
1087 return; |
|
1088 } |
|
1089 |
|
1090 /* |
|
1091 for each of the 3 files, open a handle on the real file if it exists |
|
1092 the first one (iResourceFile) is mandatory |
|
1093 */ |
|
1094 TRAPD(err,iResourceFile.OpenL(iFs, appData->RegistrationFileName())); |
|
1095 if(err != KErrNone && err != KErrNotFound) |
|
1096 { |
|
1097 User::Leave(err); |
|
1098 } |
|
1099 |
|
1100 if(appData->LocalisableResourceFileName() != KNullDesC) |
|
1101 { |
|
1102 TRAP(err,iLocalisableResourceFile.OpenL(iFs, appData->LocalisableResourceFileName())); |
|
1103 if(err != KErrNone && err != KErrNotFound) |
|
1104 { |
|
1105 User::Leave(err); |
|
1106 } |
|
1107 } |
|
1108 |
|
1109 if(appData->IconFileName() != KNullDesC) |
|
1110 { |
|
1111 TRAP(err,iIconFile.OpenL(iFs, appData->IconFileName())); |
|
1112 if(err != KErrNone && err != KErrNotFound) |
|
1113 { |
|
1114 User::Leave(err); |
|
1115 } |
|
1116 } |
|
1117 |
|
1118 CleanupStack::PopAndDestroy(appData); |
|
1119 |
|
1120 /* |
|
1121 perform the actual updates |
|
1122 */ |
|
1123 RWriteStream& stream = aUpdateLog.LogWriteStream(); |
|
1124 |
|
1125 if(iIconFile.Exists()) |
|
1126 { |
|
1127 RenameToTemporaryL(iIconFile, aUpdateLog); |
|
1128 iIconFile.ExternalizeContinuationL(stream, EIconFileUpdate); |
|
1129 } |
|
1130 |
|
1131 if(iLocalisableResourceFile.Exists()) |
|
1132 { |
|
1133 RenameToTemporaryL(iLocalisableResourceFile, aUpdateLog); |
|
1134 iLocalisableResourceFile.ExternalizeContinuationL(stream, ELocalisableResourceFileUpdate); |
|
1135 } |
|
1136 |
|
1137 RenameToTemporaryL(iResourceFile, aUpdateLog); |
|
1138 iResourceFile.ExternalizeContinuationL(stream, EResourceFileUpdate); |
|
1139 } |
|
1140 |
|
1141 void CApsDeregisterNonNativeApplication::DoRollbackUpdate(RApsUpdateLog& aUpdateLog) |
|
1142 { |
|
1143 RWriteStream& stream = aUpdateLog.LogWriteStream(); |
|
1144 |
|
1145 iResourceFile.RestoreReal(iFs); |
|
1146 iResourceFile.ExternalizeContinuation(stream, EResourceFileUpdate); |
|
1147 |
|
1148 iLocalisableResourceFile.RestoreReal(iFs); |
|
1149 iLocalisableResourceFile.ExternalizeContinuation(stream, ELocalisableResourceFileUpdate); |
|
1150 |
|
1151 iIconFile.RestoreReal(iFs); |
|
1152 iIconFile.ExternalizeContinuation(stream, EIconFileUpdate); |
|
1153 } |
|
1154 |
|
1155 void CApsDeregisterNonNativeApplication::ExternalizeL(RWriteStream& aStream) |
|
1156 { |
|
1157 iResourceFile.ExternalizeL(aStream); |
|
1158 iLocalisableResourceFile.ExternalizeL(aStream); |
|
1159 iIconFile.ExternalizeL(aStream); |
|
1160 } |
|
1161 |
|
1162 void CApsDeregisterNonNativeApplication::InternalizeL(RReadStream& aStream, TInt& aPosition) |
|
1163 { |
|
1164 // we can update aPosition whenever we like in this function since we're protected |
|
1165 // from it being left at a bad value by the copy taken by CApsNonNativeApplicationsUpdateList::InternalizeActionL |
|
1166 iResourceFile.InternalizeL(aStream, aPosition); |
|
1167 iLocalisableResourceFile.InternalizeL(aStream, aPosition); |
|
1168 iIconFile.InternalizeL(aStream, aPosition); |
|
1169 } |
|
1170 |
|
1171 void CApsDeregisterNonNativeApplication::InternalizeUpdateContinuationL(RReadStream& aStream, TInt& aPosition) |
|
1172 { |
|
1173 // we can update aPosition whenever we like in this function since we're protected |
|
1174 // from it being left at a bad value by the copy taken by CApsNonNativeApplicationsUpdate::SharedInternalizeLoopL |
|
1175 |
|
1176 TLogContinuationType type = static_cast<TLogContinuationType>(aStream.ReadInt8L()); |
|
1177 aPosition += sizeof(TInt8); |
|
1178 |
|
1179 switch(type) |
|
1180 { |
|
1181 case EResourceFileUpdate: |
|
1182 iResourceFile.InternalizeL(aStream, aPosition); |
|
1183 break; |
|
1184 case ELocalisableResourceFileUpdate: |
|
1185 iLocalisableResourceFile.InternalizeL(aStream, aPosition); |
|
1186 break; |
|
1187 case EIconFileUpdate: |
|
1188 iIconFile.InternalizeL(aStream, aPosition); |
|
1189 break; |
|
1190 default: |
|
1191 User::Leave(KErrCorrupt); |
|
1192 break; |
|
1193 } |
|
1194 } |
|
1195 |
|
1196 void CApsDeregisterNonNativeApplication::PostInternalizeL() |
|
1197 { |
|
1198 iResourceFile.PostInternalizeL(iFs); |
|
1199 iLocalisableResourceFile.PostInternalizeL(iFs); |
|
1200 iIconFile.PostInternalizeL(iFs); |
|
1201 } |
|
1202 |
|
1203 CApsDeregisterNonNativeApplication::~CApsDeregisterNonNativeApplication() |
|
1204 { |
|
1205 /* |
|
1206 if we performed the update successfully, we need to delete the temporary |
|
1207 |
|
1208 in all other cases, just delete everything that still exists |
|
1209 */ |
|
1210 if(iState == EPerformed) |
|
1211 { |
|
1212 // in this state we know that Perform has completed successfully. |
|
1213 iResourceFile.DeleteTemporary(iFs); |
|
1214 iLocalisableResourceFile.DeleteTemporary(iFs); |
|
1215 iIconFile.DeleteTemporary(iFs); |
|
1216 } |
|
1217 else |
|
1218 { |
|
1219 // Hopefully these are now (back) in their target locations. |
|
1220 // if they're not, there's nothing we can do now, so abandon them either way |
|
1221 iResourceFile.CloseHandle(); |
|
1222 iLocalisableResourceFile.CloseHandle(); |
|
1223 iIconFile.CloseHandle(); |
|
1224 } |
|
1225 } |
|
1226 |
|
1227 #ifdef _DEBUG |
|
1228 /************************************************************************************************************** |
|
1229 * CApsAlwaysFailUpdate |
|
1230 **************************************************************************************************************/ |
|
1231 |
|
1232 CApsAlwaysFailUpdate::CApsAlwaysFailUpdate(RFs& aFs, TState aState) : |
|
1233 CApsNonNativeApplicationsUpdate(aFs,TUid::Uid(0xDEADBEEF),aState,EFail) |
|
1234 { |
|
1235 } |
|
1236 |
|
1237 void CApsAlwaysFailUpdate::DoPerformUpdateL(RApsUpdateLog& /*aUpdateLog*/) |
|
1238 { |
|
1239 User::Leave(KErrGeneral); |
|
1240 } |
|
1241 |
|
1242 /************************************************************************************************************** |
|
1243 * CApsAlwaysPanicUpdate |
|
1244 **************************************************************************************************************/ |
|
1245 |
|
1246 CApsAlwaysPanicUpdate::CApsAlwaysPanicUpdate(RFs& aFs, TState aState) : |
|
1247 CApsNonNativeApplicationsUpdate(aFs,TUid::Uid(0xCAFEBABE),aState,EPanic) |
|
1248 { |
|
1249 } |
|
1250 |
|
1251 void CApsAlwaysPanicUpdate::DoPerformUpdateL(RApsUpdateLog& /*aUpdateLog*/) |
|
1252 { |
|
1253 TBool jit = User::JustInTime(); |
|
1254 User::SetJustInTime(EFalse); |
|
1255 Panic(ENonNativeAppsTestHandlingPanicDuringUpdate); |
|
1256 User::SetJustInTime(jit); |
|
1257 } |
|
1258 |
|
1259 /************************************************************************************************************** |
|
1260 * CApsAlwaysPanicOnRollbackUpdate |
|
1261 **************************************************************************************************************/ |
|
1262 |
|
1263 CApsAlwaysPanicOnRollbackUpdate::CApsAlwaysPanicOnRollbackUpdate(RFs& aFs, TState aState) : |
|
1264 CApsNonNativeApplicationsUpdate(aFs,TUid::Uid(0x1337D00D),aState,ERollbackPanic) |
|
1265 { |
|
1266 } |
|
1267 |
|
1268 void CApsAlwaysPanicOnRollbackUpdate::DoRollbackUpdate(RApsUpdateLog& /*aUpdateLog*/) |
|
1269 { |
|
1270 TBool jit = User::JustInTime(); |
|
1271 User::SetJustInTime(EFalse); |
|
1272 Panic(ENonNativeAppsTestHandlingPanicDuringRollback); |
|
1273 User::SetJustInTime(jit); |
|
1274 } |
|
1275 |
|
1276 #endif // _DEBUG |