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1 // Copyright (c) 2003-2009 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 "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 // System Includes |
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17 #include <http/thttphdrval.h> |
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18 |
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19 // User Includes |
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20 #include "examplecpimanager.h" |
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21 |
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22 |
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23 // The storage location for CPI files on the device. |
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24 _LIT(KTxtCpiFilesLocation, "c:\\system\\data\\uaprof\\"); |
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25 |
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26 // Each CPI file contains two UIDs before the actual CPI data. |
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27 // The first UID is to indicate that the file is a UAProf CPI file. |
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28 // The second UID is used to differentiate between Profile and Profile-Diff information. |
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29 static const TUid KUidUaProfCpi = {0x101F55EE}; |
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30 static const TUid KUidProfile = {0x101F55F0}; |
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31 static const TUid KUidProfileDiff = {0x101F55F1}; |
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32 |
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33 // Length in bytes of the two UIDs (Cpi File UID and either either a Profile or Profile-Diff |
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34 // file UID) included at the start of all CPI files. |
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35 const TInt KFileUIDLength = sizeof(TUint) * 2; |
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36 |
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37 // The index of the second UID in a CPI file |
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38 const TInt KUID2Index = 1; |
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39 |
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40 |
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41 EXPORT_C CExampleCpiManager* CExampleCpiManager::NewL(RStringPool aStringPool) |
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42 /** Standard C class construction method |
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43 @since 8.0 |
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44 @param aStringPool The string pool to use for the creation of all strings in this manager |
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45 @return A pointer to a fully constructed CExampleCpiManager |
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46 */ |
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47 { |
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48 CExampleCpiManager* cpiManager = new (ELeave) CExampleCpiManager(aStringPool); |
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49 CleanupStack::PushL(cpiManager); |
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50 cpiManager->ConstructL(); |
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51 CleanupStack::Pop(cpiManager); |
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52 return cpiManager; |
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53 } |
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54 |
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55 CExampleCpiManager::CExampleCpiManager(RStringPool aStringPool) |
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56 : iStringPool(aStringPool) |
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57 /** Standard constructor |
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58 @since 8.0 |
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59 @param aStringPool The string pool to use for the creation of all strings in this manager |
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60 */ |
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61 { |
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62 } |
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63 |
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64 void CExampleCpiManager::ConstructL() |
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65 /** Standard 2nd phase constructor |
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66 @since 8.0 |
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67 */ |
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68 { |
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69 User::LeaveIfError(iFs.Connect()); |
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70 FindCpiFilesL(); |
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71 DiscoverProfilesL(); |
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72 } |
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73 |
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74 EXPORT_C CExampleCpiManager::~CExampleCpiManager() |
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75 /** Standard destructor |
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76 @since 8.0 |
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77 */ |
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78 { |
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79 iCpiFileList.ResetAndDestroy(); |
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80 iProfileData.ResetAndDestroy(); |
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81 iProfileDiffData.ResetAndDestroy(); |
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82 iFs.Close(); |
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83 } |
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84 |
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85 EXPORT_C RPointerArray<HBufC8>& CExampleCpiManager::GetProfiles() |
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86 /** Gets the Profile data stored on the device |
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87 @since 8.0 |
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88 @return An array of Profiles |
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89 */ |
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90 { |
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91 return iProfileData; |
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92 } |
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93 |
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94 EXPORT_C RPointerArray<HBufC8>& CExampleCpiManager::GetProfileDiffs() |
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95 /** Gets the Profile-Diff data stored on the device |
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96 @since 8.0 |
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97 @return An array of Profile-Diffs |
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98 */ |
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99 { |
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100 return iProfileDiffData; |
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101 } |
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102 |
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103 void CExampleCpiManager::FindCpiFilesL() |
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104 /** Looks in the UAProf directory for any CPI files and adds them to the array of CPI files |
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105 @since 8.0 |
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106 */ |
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107 { |
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108 TUidType uidType(KUidUaProfCpi); |
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109 CDir* dir; |
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110 // Get a list of files that match the CPI UID |
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111 TInt err = iFs.GetDir(KTxtCpiFilesLocation, uidType, ESortByUid, dir); |
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112 CleanupStack::PushL(dir); |
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113 if (err == KErrPathNotFound) |
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114 User::LeaveIfError(iFs.MkDirAll(KTxtCpiFilesLocation())); |
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115 else |
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116 User::LeaveIfError(err); |
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117 |
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118 const TInt fileCount = dir->Count(); |
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119 for (TInt i = 0; i < fileCount; ++i) |
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120 { |
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121 TEntry* entry = NULL; |
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122 entry = new (ELeave) TEntry((*dir)[i]); |
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123 entry->iName = KTxtCpiFilesLocation(); |
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124 (entry->iName.Des()).Append((*dir)[i].iName); |
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125 User::LeaveIfError(iCpiFileList.Append(entry)); |
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126 } |
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127 CleanupStack::PopAndDestroy(dir); |
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128 } |
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129 |
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130 void CExampleCpiManager::DiscoverProfilesL() |
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131 /** Loop through the array of CPI files determining, through looking at the UID in |
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132 the second array element, whether the CPI files are Profile or Profile-Diff files. |
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133 @since 8.0 |
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134 */ |
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135 { |
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136 const TInt fileCount = iCpiFileList.Count(); |
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137 for (TInt ii = 0; ii < fileCount; ++ii) |
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138 { |
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139 // Look to see if the UID of the file matches that of the UID assigned |
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140 // to Profile files. |
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141 if ((*iCpiFileList[ii])[KUID2Index] == KUidProfile) |
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142 BuildProfilesL(*iCpiFileList[ii], EProfile); |
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143 |
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144 // Look to see if the UID of the file matches that of the UID assigned |
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145 // to Profile-Diff files. |
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146 else if ((*iCpiFileList[ii])[KUID2Index] == KUidProfileDiff) |
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147 BuildProfilesL(*iCpiFileList[ii], EProfileDiff); |
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148 else |
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149 User::Leave(KErrCorrupt); |
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150 } |
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151 } |
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152 |
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153 void CExampleCpiManager::BuildProfilesL(TEntry& aEntry, CExampleCpiManager::TCpiType aCpiType) |
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154 /** Appends the Profile and Profile-Diff data discovered to an array of Profile and |
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155 Profile-Diff data respectively |
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156 @since 8.0 |
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157 @param aEntry The CPI file to extract the Profile or Profile-Diff data from |
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158 @param aCpiType The type of CPI the file contains i.e. Profile or Profile-Diff |
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159 */ |
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160 { |
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161 RFile cpiFile; |
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162 User::LeaveIfError(cpiFile.Open(iFs, aEntry.iName, EFileShareExclusive)); |
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163 CleanupClosePushL(cpiFile); |
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164 |
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165 TInt fileSize = 0; |
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166 User::LeaveIfError(cpiFile.Size(fileSize)); |
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167 |
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168 HBufC8* fileReader = HBufC8::NewLC(fileSize); |
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169 TPtr8 dataBuffer = fileReader->Des(); |
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170 // Start reading from the file following the 2 UIDs found at the beginning of the file |
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171 cpiFile.Read(KFileUIDLength, dataBuffer); |
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172 HBufC8* cpiData = dataBuffer.AllocLC(); |
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173 |
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174 switch(aCpiType) |
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175 { |
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176 case EProfile: |
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177 { |
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178 User::LeaveIfError(iProfileData.Append(cpiData)); |
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179 break; |
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180 } |
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181 case EProfileDiff: |
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182 { |
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183 User::LeaveIfError(iProfileDiffData.Append(cpiData)); |
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184 break; |
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185 } |
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186 default: |
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187 break; |
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188 } |
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189 CleanupStack::Pop(cpiData); |
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190 CleanupStack::PopAndDestroy(2, &cpiFile); // fileReader, cpiFile |
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191 } |
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192 |