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1 // Copyright (c) 2005-2009 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 // 8 and 16 bit ini file parser |
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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 @file |
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20 @internalAll |
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21 */ |
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22 |
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23 #include "IniParserImpl.h" |
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24 #include "inifile.h" |
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25 #include "s32file.h" |
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26 |
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27 namespace BSUL |
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28 { |
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29 /** |
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30 Creates a 8 bit section content iterator |
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31 this iterator is used to navigate through the key value pairs |
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32 within the section.Useful when the number of keys within the |
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33 section is unknown. |
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34 @param aSectionName the name of the section to iterate |
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35 @param aIniDocument the document object containing the section |
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36 @return A pointer to a newly created CIniSecIter8 object |
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37 @leave KErrNoMemory if not enough memory |
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38 KErrArgument if aIniDocument is NULL |
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39 */ |
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40 EXPORT_C CIniSecIter8* CIniSecIter8::NewL(const TDesC8& aSectionName,const CIniDocument8* aIniDocument) |
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41 { |
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42 CIniSecIter8* self=new (ELeave)CIniSecIter8(); |
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43 CleanupStack::PushL(self); |
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44 self->iImpl=CIniSecIter8Impl::NewL(aSectionName,aIniDocument); |
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45 CleanupStack::Pop(); |
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46 return self; |
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47 } |
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48 |
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49 /** |
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50 Return the next key value pair within the section |
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51 @param aKey a pointer to contain the key name |
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52 @param aValue a pointer to contain the key value |
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53 @return ETrue if there are keyvalue pairs to return |
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54 EFalse if it is already end of section |
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55 @post the iterator points to the next available keyvalue pair |
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56 the aKeyName points to the key name |
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57 the aKeyValue points to the key value |
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58 */ |
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59 EXPORT_C TBool CIniSecIter8::Next(TPtrC8& aKey,TPtrC8& aValue) |
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60 { |
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61 return iImpl->Next(aKey,aValue); |
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62 } |
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63 |
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64 /** |
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65 Look ahead in the section to check whether there is |
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66 still any keyvalue pair in the section to be read |
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67 @return ETrue if it is already end of section |
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68 EFalse indicating the next keyvalue pair exists |
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69 */ |
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70 EXPORT_C TBool CIniSecIter8::End() |
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71 { |
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72 return iImpl->End(); |
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73 } |
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74 |
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75 /** |
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76 Reset the iterator to point to the first keypair value within |
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77 the section. |
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78 @post the iterator now points to first keypair in the section |
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79 */ |
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80 EXPORT_C void CIniSecIter8::Reset() |
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81 { |
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82 iImpl->Reset(); |
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83 } |
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84 |
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85 /** |
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86 Destructor |
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87 */ |
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88 EXPORT_C CIniSecIter8::~CIniSecIter8() |
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89 { |
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90 delete iImpl; |
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91 } |
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92 |
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93 //Default constructor |
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94 CIniSecIter8::CIniSecIter8() |
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95 { |
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96 } |
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97 |
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98 // |
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99 |
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100 /** |
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101 Opening 8 bit ini file for reading.If the supplied file name is a valid |
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102 ini file, it will instantiate the object and read the content of |
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103 the ini file.If file not found it will simply instantiate the object. |
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104 The file is opened for read only and close directly after the construction |
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105 of this object is complete. |
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106 User will need to explicitly call Externalise(aFileName) to write the content back to ini file. |
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107 @param aFs the handle to the file session |
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108 @param aFileName the ini file name to read from |
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109 @return A pointer to a newly created CIniDocument8 object |
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110 */ |
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111 EXPORT_C CIniDocument8* CIniDocument8::NewL(RFs& aFs,const TDesC& aFileName) |
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112 { |
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113 CIniDocument8* self=new (ELeave)CIniDocument8(); |
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114 CleanupStack::PushL(self); |
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115 self->iImpl=CIniDocument8Impl::NewL(aFs,aFileName); |
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116 CleanupStack::Pop(); |
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117 return self; |
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118 } |
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119 |
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120 /** |
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121 Externalise the buffered content to an output file name |
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122 This will first write into a temporary file in the same directory and path |
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123 as the supplied aFileName.It will then replace the existing file or |
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124 create a new file if does not exist yet. |
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125 @param aFileName the output file name to write to |
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126 @return KErrNone if no error |
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127 Other System Wide errors |
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128 */ |
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129 EXPORT_C TInt CIniDocument8::Externalise(const TDesC& aFileName) |
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130 { |
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131 TRAPD(r,iImpl->FlushL(aFileName)); |
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132 return r; |
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133 } |
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134 /** |
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135 Compare this document against another for differences. |
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136 @param aDoc to compare against. |
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137 @return True if same |
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138 Otherwise false |
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139 */ |
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140 EXPORT_C TBool CIniDocument8::CompareDocs(CIniDocument8& aDoc) |
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141 { |
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142 return (iImpl->CompareDocs( *(aDoc.iImpl) )); |
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143 } |
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144 |
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145 /** |
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146 Get an array of the section name present in the ini document object |
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147 Note that any items inside this array will be cleared and the array will |
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148 be populated with the sections' names from this document object. |
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149 @param aSectionList an array of descriptor to contain the section name |
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150 @return KErrNone if successful, otherwise another of the system-wide error codes |
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151 @post aSectionList contains all the section name in the document object |
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152 */ |
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153 EXPORT_C TInt CIniDocument8::GetSectionList(RArray<TPtrC8>& aSectionList) const |
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154 { |
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155 return iImpl->GetSectionList(aSectionList); |
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156 } |
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157 |
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158 /** |
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159 Get the value of a key within a section |
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160 @param aSectionName the section where the key resides |
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161 @param aKey the key name |
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162 @param aValue pointer to the key value |
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163 @return |
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164 KErrNotFound if either section or keyname not found |
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165 KErrNone if successful |
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166 @post aKeyValue now points to the key value |
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167 */ |
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168 EXPORT_C TInt CIniDocument8::GetKeyValue(const TDesC8& aSectionName,const TDesC8& aKey,TPtrC8& aValue) const |
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169 { |
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170 TRAPD(ret,iImpl->GetKeyValueL(aSectionName,aKey,aValue)); |
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171 return ret; |
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172 } |
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173 |
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174 /** |
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175 Add a section to the ini document object |
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176 @param aSectionName the name of the section to be added |
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177 @return |
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178 KErrNone if successful |
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179 KErrAlreadyExists if the section with that name already exists |
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180 Any other system wide error code |
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181 @post a section with that name is created and added to the document object |
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182 */ |
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183 EXPORT_C TInt CIniDocument8::AddSection(const TDesC8& aSectionName) |
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184 { |
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185 TRAPD(ret,iImpl->AddSectionL(aSectionName)); |
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186 return ret; |
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187 } |
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188 |
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189 /** |
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190 Remove an existing section from the ini document object |
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191 @param aSectionName the name of the section to be removed |
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192 @return KErrNone if successful |
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193 KErrNotFound if section does not exist |
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194 Any other system wide error code |
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195 @post if exist that section is removed from the document object |
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196 */ |
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197 EXPORT_C TInt CIniDocument8::RemoveSection(const TDesC8& aSectionName) |
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198 { |
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199 TRAPD(ret,iImpl->RemoveSectionL(aSectionName)); |
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200 return ret; |
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201 } |
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202 |
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203 /** |
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204 Set the value of a key within a section. |
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205 This API offers the following flexibility: |
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206 -If section does not exist,create a section and key and value |
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207 -If section exists but key does not exist, create the key and value |
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208 -Else replace the existing key value with the new value |
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209 @param aSectionName the name of the section |
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210 @param aKey the name of the key |
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211 @param aValue the new value for this key |
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212 @return |
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213 KErrNone if successful,any other system wide error code |
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214 */ |
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215 EXPORT_C TInt CIniDocument8::SetKey(const TDesC8& aSectionName,const TDesC8& aKey,const TDesC8& aValue) |
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216 { |
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217 TRAPD(ret,iImpl->SetKeyL(aSectionName,aKey,aValue)); |
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218 return ret; |
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219 } |
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220 |
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221 /** |
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222 Remove an existing key within a section |
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223 if supplied section or key name does not exist, it does nothing |
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224 @param aSectionName the name of the section where the key resides |
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225 @param aKey the name of the key to be removed |
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226 @post if exist that key is removed from the section |
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227 */ |
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228 EXPORT_C TInt CIniDocument8::RemoveKey(const TDesC8& aSectionName,const TDesC8& aKey) |
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229 { |
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230 TRAPD(ret,iImpl->RemoveKeyL(aSectionName,aKey)); |
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231 return ret; |
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232 } |
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233 |
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234 /** |
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235 Destructor |
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236 */ |
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237 EXPORT_C CIniDocument8::~CIniDocument8() |
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238 { |
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239 delete iImpl; |
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240 } |
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241 |
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242 CIniDocument8::CIniDocument8() |
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243 { |
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244 } |
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245 |
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246 // |
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247 /** |
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248 Creates a 8 bit light weight parser |
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249 @param aFs the handle to the file session |
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250 @param aFileName the ini file name to open |
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251 @return A pointer to a newly created CIniFile8 object |
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252 @leave KErrNoMemory if not enough memory |
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253 KErrNotFound if the supplied file does not exist |
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254 */ |
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255 EXPORT_C CIniFile8* CIniFile8::NewL(RFs& aFs,const TDesC& aFileName) |
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256 { |
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257 CIniFile8* self=new (ELeave)CIniFile8; |
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258 CleanupStack::PushL(self); |
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259 self->iImpl=CIniFile8Impl::NewL(aFs,aFileName); |
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260 CleanupStack::Pop(); |
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261 return self; |
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262 } |
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263 |
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264 /** |
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265 Public destructor |
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266 */ |
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267 EXPORT_C CIniFile8::~CIniFile8() |
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268 { |
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269 delete iImpl; |
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270 } |
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271 |
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272 /** |
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273 Get the value of a key within a section |
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274 @param aSectionName the section where the key resides |
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275 @param aKeyName the key name |
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276 @param aValue pointer to the key value |
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277 @return |
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278 KErrNotFound if either section or keyname not found |
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279 KErrNone if successful |
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280 */ |
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281 EXPORT_C TInt CIniFile8::FindVar(const TDesC8& aSectionName,const TDesC8& aKeyName,TPtrC8& aValue) const |
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282 { |
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283 return iImpl->FindVar(aSectionName,aKeyName,aValue); |
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284 } |
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285 |
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286 CIniFile8::CIniFile8(){} |
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287 |
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288 // |
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289 /** |
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290 Creates a 16 bit section content iterator |
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291 this iterator is used to navigate through the key value pairs |
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292 within the section.Useful when the number of keys within the |
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293 section is unknown. |
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294 @param aSectionName the name of the section to iterate |
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295 @param aIniDocument the document object containing the section |
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296 @return A pointer to a newly created CIniSecIter16 object |
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297 @leave KErrNoMemory if not enough memory |
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298 KErrArgument if aIniDocument is NULL |
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299 */ |
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300 EXPORT_C CIniSecIter16* CIniSecIter16::NewL(const TDesC16& aSectionName,const CIniDocument16* aIniDocument) |
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301 { |
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302 CIniSecIter16* self=new (ELeave)CIniSecIter16(); |
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303 CleanupStack::PushL(self); |
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304 self->iImpl=CIniSecIter16Impl::NewL(aSectionName,aIniDocument); |
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305 CleanupStack::Pop(); |
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306 return self; |
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307 } |
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308 |
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309 /** |
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310 Return the next key value pair within the section |
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311 @param aKey a pointer to contain the key name |
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312 @param aValue a pointer to contain the key value |
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313 @return ETrue if there are keyvalue pairs to return |
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314 EFalse if it is already end of section |
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315 @post the iterator points to the next available keyvalue pair |
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316 the aKeyName points to the key name |
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317 the aKeyValue points to the key value |
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318 */ |
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319 EXPORT_C TBool CIniSecIter16::Next(TPtrC16& aKey,TPtrC16& aValue) |
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320 { |
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321 return iImpl->Next(aKey,aValue); |
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322 } |
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323 |
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324 /** |
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325 Look ahead in the section to check whether there is |
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326 still any keyvalue pair in the section to be read |
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327 @return ETrue if it is already end of section |
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328 EFalse indicating the next keyvalue pair exists |
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329 */ |
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330 EXPORT_C TBool CIniSecIter16::End() |
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331 { |
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332 return iImpl->End(); |
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333 } |
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334 |
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335 /** |
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336 Reset the iterator to point to the first keypair value within |
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337 the section. |
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338 @post the iterator now points to first keypair in the section |
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339 */ |
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340 EXPORT_C void CIniSecIter16::Reset() |
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341 { |
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342 iImpl->Reset(); |
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343 } |
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344 |
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345 /** |
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346 Destructor |
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347 */ |
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348 EXPORT_C CIniSecIter16::~CIniSecIter16() |
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349 { |
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350 delete iImpl; |
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351 } |
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352 |
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353 //Default constructor |
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354 CIniSecIter16::CIniSecIter16() |
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355 { |
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356 } |
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357 |
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358 // |
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359 |
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360 /** |
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361 Opening 16 bit ini file for reading.If the supplied file name is a valid |
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362 ini file, it will instantiate the object and read the content of |
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363 the ini file.If file not found it will simply instantiate the object. |
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364 The file is opened for read only and close directly after the construction |
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365 of this object is complete. |
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366 User will need to explicitly call Externalise(aFileName) to write the content back to ini file. |
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367 @param aFs the handle to the file session |
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368 @param aFileName the ini file name to read from |
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369 @return A pointer to a newly created CIniDocument16 object |
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370 */ |
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371 EXPORT_C CIniDocument16* CIniDocument16::NewL(RFs& aFs,const TDesC& aFileName) |
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372 { |
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373 CIniDocument16* self=new (ELeave)CIniDocument16(); |
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374 CleanupStack::PushL(self); |
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375 self->iImpl=CIniDocument16Impl::NewL(aFs,aFileName); |
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376 CleanupStack::Pop(); |
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377 return self; |
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378 } |
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379 |
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380 /** |
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381 Flush the buffered content to an output file name |
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382 This will first write into a temporary file in the same directory and path |
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383 as the supplied aFileName.It will then replace the existing file or |
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384 create a new file if does not exist yet. |
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385 @param aFileName the output file name to write to |
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386 @return KErrNone if no error |
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387 Other System Wide errors |
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388 */ |
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389 EXPORT_C TInt CIniDocument16::Externalise(const TDesC& aFileName) |
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390 { |
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391 TRAPD(r,iImpl->FlushL(aFileName)); |
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392 return r; |
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393 } |
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394 |
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395 /** |
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396 Get an array of the section name present in the ini document object |
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397 Note that any items inside this array will be cleared and the array will |
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398 be populated with the sections' names from this document object. |
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399 @param aSectionList an array of descriptor to contain the section name |
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400 @return KErrNone if successful, otherwise another of the system-wide error codes |
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401 @post aSectionList contains all the section name in the document object |
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402 */ |
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403 EXPORT_C TInt CIniDocument16::GetSectionList(RArray<TPtrC16>& aSectionList) const |
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404 { |
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405 return iImpl->GetSectionList(aSectionList); |
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406 } |
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407 |
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408 /** |
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409 Get the value of a key within a section |
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410 @param aSectionName the section where the key resides |
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411 @param aKey the key name |
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412 @param aValue pointer to the key value |
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413 @return |
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414 KErrNotFound if either section or keyname not found |
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415 KErrNone if successful |
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416 @post aKeyValue now points to the key value |
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417 */ |
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418 EXPORT_C TInt CIniDocument16::GetKeyValue(const TDesC16& aSectionName,const TDesC16& aKey,TPtrC16& aValue) const |
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419 { |
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420 TRAPD(ret,iImpl->GetKeyValueL(aSectionName,aKey,aValue)); |
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421 return ret; |
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422 } |
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423 |
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424 /** |
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425 Add a section to the ini document object |
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426 @param aSectionName the name of the section to be added |
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427 @return |
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428 KErrNone if successful |
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429 KErrAlreadyExists if the section with that name already exists |
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430 Any other system wide error code |
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431 @post a section with that name is created and added to the document object |
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432 */ |
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433 EXPORT_C TInt CIniDocument16::AddSection(const TDesC16& aSectionName) |
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434 { |
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435 TRAPD(ret,iImpl->AddSectionL(aSectionName)); |
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436 return ret; |
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437 } |
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438 |
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439 /** |
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440 Remove an existing section from the ini document object |
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441 @param aSectionName the name of the section to be removed |
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442 @return KErrNone if successful |
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443 KErrNotFound if section does not exist |
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444 Any other system wide error code |
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445 @post if exist that section is removed from the document object |
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446 */ |
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447 EXPORT_C TInt CIniDocument16::RemoveSection(const TDesC16& aSectionName) |
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448 { |
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449 TRAPD(ret,iImpl->RemoveSectionL(aSectionName)); |
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450 return ret; |
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451 } |
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452 |
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453 /** |
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454 Set the value of a key within a section. |
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455 This API offers the following flexibility: |
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456 -If section does not exist,create a section and key and value |
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457 -If section exists but key does not exist, create the key and value |
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458 -Else replace the existing key value with the new value |
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459 @param aSectionName the name of the section |
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460 @param aKey the name of the key |
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461 @param aValue the new value for this key |
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462 @return |
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463 KErrNone if successful,any other system wide error code |
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464 */ |
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465 EXPORT_C TInt CIniDocument16::SetKey(const TDesC16& aSectionName,const TDesC16& aKey,const TDesC16& aValue) |
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466 { |
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467 TRAPD(ret,iImpl->SetKeyL(aSectionName,aKey,aValue)); |
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468 return ret; |
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469 } |
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470 |
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471 /** |
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472 Remove an existing key within a section |
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473 if supplied section or key name does not exist, it does nothing |
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474 @param aSectionName the name of the section where the key resides |
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475 @param aKey the name of the key to be removed |
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476 @post if exist that key is removed from the section |
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477 */ |
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478 EXPORT_C TInt CIniDocument16::RemoveKey(const TDesC16& aSectionName,const TDesC16& aKey) |
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479 { |
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480 TRAPD(ret,iImpl->RemoveKeyL(aSectionName,aKey)); |
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481 return ret; |
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482 } |
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483 /** |
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484 Compare two document objects. If names, keys or values differ, a false is returned, |
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485 else a true is returned. |
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486 @param aDoc name of the document to compare against this object. |
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487 */ |
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488 EXPORT_C TBool CIniDocument16::CompareDocs(CIniDocument16& aDoc) |
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489 { |
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490 return (iImpl->CompareDocs( *(aDoc.iImpl) )); |
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491 } |
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492 /** |
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493 Destructor |
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494 */ |
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495 EXPORT_C CIniDocument16::~CIniDocument16() |
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496 { |
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497 delete iImpl; |
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498 } |
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499 |
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500 CIniDocument16::CIniDocument16(){} |
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501 |
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502 // |
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503 /** |
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504 Creates a 16 bit light weight parser |
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505 @param aFs the handle to the file session |
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506 @param aFileName the ini file name to open |
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507 @return A pointer to a newly created CIniFile16 object |
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508 @leave KErrNoMemory if not enough memory |
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509 KErrNotFound if the supplied file does not exist |
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510 */ |
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511 EXPORT_C CIniFile16* CIniFile16::NewL(RFs& aFs,const TDesC& aFileName) |
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512 { |
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513 return CIniFile16::NewL(aFs,aFileName,EFalse); |
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514 } |
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515 |
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516 /** |
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517 Creates a 16 bit light weight parser |
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518 @param aFs the handle to the file session |
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519 @param aFileName the ini file name to open |
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520 @param aConvert8To16 upconvert 8 bit files otherwise leave with KErrCorrupt |
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521 @return A pointer to a newly created CIniFile16 object |
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522 @leave KErrNoMemory if not enough memory |
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523 KErrNotFound if the supplied file does not exist |
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524 */ |
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525 EXPORT_C CIniFile16* CIniFile16::NewL(RFs& aFs,const TDesC& aFileName,TBool aConvert8To16) |
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526 { |
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527 CIniFile16* self=new (ELeave)CIniFile16; |
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528 CleanupStack::PushL(self); |
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529 self->iImpl=CIniFile16Impl::NewL(aFs,aFileName,aConvert8To16); |
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530 CleanupStack::Pop(); |
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531 return self; |
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532 } |
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533 |
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534 /** |
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535 Public Destructor |
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536 */ |
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537 EXPORT_C CIniFile16::~CIniFile16() |
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538 { |
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539 delete iImpl; |
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540 } |
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541 |
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542 /** |
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543 Get the value of a key within a section |
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544 @param aSectionName the section where the key resides |
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545 @param aKeyName the key name |
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546 @param aValue pointer to the key value |
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547 @return |
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548 KErrNotFound if either section or keyname not found |
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549 KErrNone if successful |
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550 */ |
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551 EXPORT_C TInt CIniFile16::FindVar(const TDesC16& aSectionName,const TDesC16& aKeyName,TPtrC16& aValue)const |
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552 { |
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553 return iImpl->FindVar(aSectionName,aKeyName,aValue); |
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554 } |
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555 |
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556 CIniFile16::CIniFile16(){} |
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557 |
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558 // |
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559 |
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560 CIniDocument8Impl* CIniDocument8Impl::NewL(RFs& aFs,const TDesC& aFileName) |
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561 { |
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562 CIniDocument8Impl* self= new (ELeave) CIniDocument8Impl(); |
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563 CleanupStack::PushL(self); |
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564 self->ConstructL(aFs,aFileName); |
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565 CleanupStack::Pop(); |
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566 return self; |
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567 } |
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568 |
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569 // This method will panic if, when reading the input configuration file, a key |
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570 // is attempted to be processed without a valid section name being already defined. |
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571 void CIniDocument8Impl::ConstructL(RFs& aFs,const TDesC& aFileName) |
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572 { |
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573 TInt filesize=0; |
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574 TInt startOfLine=0; |
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575 CIniSection8* section = NULL; |
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576 HBufC8* fileBuffer=NULL; |
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577 iTempImpl=new (ELeave)CIniDocumentTmpl8(aFs,ETrue); |
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578 |
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579 TRAPD(ret,GetBufferL(aFs,aFileName,fileBuffer)); |
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580 //if the file is not found, assume we are creating a new file. |
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581 if (ret==KErrNotFound) |
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582 { |
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583 return; |
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584 } |
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585 User::LeaveIfError(ret); |
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586 if (!fileBuffer) |
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587 { |
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588 return; |
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589 } |
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590 CleanupStack::PushL(fileBuffer); |
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591 filesize = fileBuffer->Length(); |
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592 TPtrC8 bufferDescriptor = fileBuffer->Des(); |
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593 while (startOfLine < filesize) |
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594 { |
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595 TPtrC8 myBuffer = ExtractLineFromBuffer<HBufC8, TPtrC8>(bufferDescriptor, startOfLine); |
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596 CIniLine8* line = CIniLine8::NewLC(myBuffer); |
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597 startOfLine += (line->LineBuffer()).Length(); |
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598 |
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599 switch(line->LineType()) |
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600 { |
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601 case ESection: |
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602 section = CIniSection8::NewLC(line); |
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603 iTempImpl->AddSectionL(section); |
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604 CleanupStack::Pop(section); |
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605 break; |
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606 |
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607 case EKeyValue: |
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608 { |
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609 CIniKey8* key = CIniKey8::NewLC(line); |
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610 if (section == NULL) |
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611 { |
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612 User::Leave(KErrCorrupt); //Unnamed sections within the file are not allowed but not preventable, hence leave if found. |
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613 } |
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614 section->InsertKeyL(key); |
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615 CleanupStack::Pop(key); |
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616 break; |
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617 } |
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618 |
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619 case EComment: |
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620 break; |
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621 |
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622 default: |
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623 User::Panic(_L("Invalid LineType"), KErrCorrupt); // programming error. |
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624 } |
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625 iTempImpl->AppendIntoQueue(line); |
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626 CleanupStack::Pop(line); |
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627 } |
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628 CleanupStack::PopAndDestroy(fileBuffer); |
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629 } |
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630 |
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631 void CIniDocument8Impl::FlushL(const TDesC& aFileName) |
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632 { |
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633 iTempImpl->FlushL(aFileName); |
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634 } |
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635 |
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636 TInt CIniDocument8Impl::GetSectionList(RArray<TPtrC8>& aSectionList) const |
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637 { |
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638 return iTempImpl->GetSectionList(aSectionList); |
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639 } |
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640 |
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641 void CIniDocument8Impl::GetKeyValueL(const TDesC8& aSectionName,const TDesC8& aKeyName,TPtrC8& aKeyValue) const |
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642 { |
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643 iTempImpl->GetKeyValueL(aSectionName,aKeyName,aKeyValue); |
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644 } |
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645 |
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646 void CIniDocument8Impl::AddSectionL(const TDesC8& aSectionName) |
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647 { |
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648 iTempImpl->AddSectionL(aSectionName); |
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649 } |
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650 |
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651 void CIniDocument8Impl::RemoveSectionL(const TDesC8& aSectionName) |
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652 { |
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653 iTempImpl->RemoveSectionL(aSectionName); |
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654 } |
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655 |
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656 void CIniDocument8Impl::SetKeyL(const TDesC8& aSectionName,const TDesC8& aKeyName,const TDesC8& aKeyValue) |
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657 { |
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658 iTempImpl->SetKeyL(aSectionName,aKeyName,aKeyValue); |
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659 } |
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660 |
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661 void CIniDocument8Impl::RemoveKeyL(const TDesC8& aSectionName,const TDesC8& aKeyName) |
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662 { |
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663 iTempImpl->RemoveKeyL(aSectionName,aKeyName); |
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664 } |
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665 |
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666 CIniDocument8Impl::~CIniDocument8Impl() |
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667 { |
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668 delete iTempImpl; |
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669 } |
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670 |
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671 CIniSection8* CIniDocument8Impl::SectionL(const TDesC8& aSectionName) const |
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672 { |
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673 return iTempImpl->SectionL(aSectionName); |
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674 } |
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675 |
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676 TBool CIniDocument8Impl::CompareDocs(CIniDocument8Impl& aDocImpl) |
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677 { |
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678 return(iTempImpl->CompareDocs(*aDocImpl.iTempImpl)); |
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679 } |
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680 |
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681 // |
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682 CIniDocument16Impl* CIniDocument16Impl::NewL(RFs& aFs,const TDesC& aFileName) |
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683 { |
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684 CIniDocument16Impl* self= new (ELeave) CIniDocument16Impl(); |
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685 CleanupStack::PushL(self); |
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686 self->ConstructL(aFs,aFileName); |
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687 CleanupStack::Pop(); |
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688 return self; |
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689 } |
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690 |
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691 void CIniDocument16Impl::ConstructL(RFs& aFs,const TDesC& aFileName) |
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692 { |
|
693 TInt filesize=0; |
|
694 TInt startOfLine=0; |
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695 CIniSection16* section = NULL; |
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696 HBufC8* fileBuffer=NULL; |
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697 iTempImpl=new (ELeave)CIniDocumentTmpl16(aFs,EFalse); |
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698 |
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699 TRAPD(ret,GetBufferL(aFs,aFileName,fileBuffer)); |
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700 //if the file is not found, assume we are creating a new file. |
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701 if (ret==KErrNotFound) |
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702 { |
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703 return; |
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704 } |
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705 User::LeaveIfError(ret); |
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706 if (!fileBuffer) |
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707 { |
|
708 return; |
|
709 } |
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710 CleanupStack::PushL(fileBuffer); |
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711 filesize = fileBuffer->Length()/2; |
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712 |
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713 // process the filemark at the start of the file. |
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714 const TUint16* rawptr16=reinterpret_cast<const TUint16*>(fileBuffer->Ptr()); |
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715 TPtrC16 bufferPtr; |
|
716 |
|
717 //must always start with the byte ordering characters |
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718 bufferPtr.Set(rawptr16,1); |
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719 if (bufferPtr.Compare(_L("\xFEFF"))!=0) |
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720 User::Leave(KErrCorrupt); |
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721 //skip the byte ordering character(FEFF) assuming little endian |
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722 bufferPtr.Set(rawptr16+1,(filesize - 1)); |
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723 |
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724 while (startOfLine < (filesize-1)) |
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725 { |
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726 TPtrC16 myBuffer = ExtractLineFromBuffer<HBufC16, TPtrC16>(bufferPtr, startOfLine); |
|
727 CIniLine16* line = CIniLine16::NewLC(myBuffer); |
|
728 startOfLine += (line->LineBuffer()).Length(); |
|
729 |
|
730 TLineType lineType = line->LineType(); |
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731 switch (lineType) |
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732 { |
|
733 case ESection: |
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734 section = CIniSection16::NewLC(line); |
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735 iTempImpl->AddSectionL(section); |
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736 CleanupStack::Pop(section); |
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737 break; |
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738 |
|
739 case EKeyValue: |
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740 { |
|
741 CIniKey16* key = CIniKey16::NewLC(line); |
|
742 |
|
743 if (section == NULL) |
|
744 { |
|
745 User::Leave(KErrCorrupt); //Unnamed sections are not allowed hence leave if found. |
|
746 } |
|
747 section->InsertKeyL(key); |
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748 CleanupStack::Pop(key); |
|
749 break; |
|
750 } |
|
751 |
|
752 case EComment: |
|
753 break; |
|
754 |
|
755 default: |
|
756 User::Panic(_L("Invalid LineType"), KErrCorrupt); |
|
757 } |
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758 iTempImpl->AppendIntoQueue(line); |
|
759 CleanupStack::Pop(line); |
|
760 } |
|
761 CleanupStack::PopAndDestroy(fileBuffer); |
|
762 } |
|
763 |
|
764 void CIniDocument16Impl::FlushL(const TDesC& aFileName) |
|
765 { |
|
766 iTempImpl->FlushL(aFileName); |
|
767 } |
|
768 |
|
769 TInt CIniDocument16Impl::GetSectionList(RArray<TPtrC16>& aSectionList) const |
|
770 { |
|
771 return iTempImpl->GetSectionList(aSectionList); |
|
772 } |
|
773 |
|
774 void CIniDocument16Impl::GetKeyValueL(const TDesC16& aSectionName,const TDesC16& aKeyName,TPtrC16& aKeyValue) const |
|
775 { |
|
776 iTempImpl->GetKeyValueL(aSectionName,aKeyName,aKeyValue); |
|
777 } |
|
778 |
|
779 void CIniDocument16Impl::AddSectionL(const TDesC16& aSectionName) |
|
780 { |
|
781 iTempImpl->AddSectionL(aSectionName); |
|
782 } |
|
783 |
|
784 void CIniDocument16Impl::RemoveSectionL(const TDesC16& aSectionName) |
|
785 { |
|
786 iTempImpl->RemoveSectionL(aSectionName); |
|
787 } |
|
788 |
|
789 void CIniDocument16Impl::SetKeyL(const TDesC16& aSectionName,const TDesC16& aKeyName,const TDesC16& aKeyValue) |
|
790 { |
|
791 iTempImpl->SetKeyL(aSectionName,aKeyName,aKeyValue); |
|
792 } |
|
793 |
|
794 void CIniDocument16Impl::RemoveKeyL(const TDesC16& aSectionName,const TDesC16& aKeyName) |
|
795 { |
|
796 iTempImpl->RemoveKeyL(aSectionName,aKeyName); |
|
797 } |
|
798 |
|
799 CIniDocument16Impl::~CIniDocument16Impl() |
|
800 { |
|
801 delete iTempImpl; |
|
802 } |
|
803 |
|
804 CIniSection16* CIniDocument16Impl::SectionL(const TDesC16& aSectionName) const |
|
805 { |
|
806 return iTempImpl->SectionL(aSectionName); |
|
807 } |
|
808 |
|
809 TBool CIniDocument16Impl::CompareDocs(CIniDocument16Impl& aDocImpl) |
|
810 { |
|
811 return(iTempImpl->CompareDocs(*(aDocImpl.iTempImpl))); |
|
812 } |
|
813 |
|
814 // |
|
815 |
|
816 CIniSecIter8Impl* CIniSecIter8Impl::NewL(const TDesC8& aSectionName,const CIniDocument8* aIniDocument) |
|
817 { |
|
818 CIniSecIter8Impl* self=new (ELeave)CIniSecIter8Impl(); |
|
819 CleanupStack::PushL(self); |
|
820 self->ConstructL(aSectionName,aIniDocument); |
|
821 CleanupStack::Pop(); |
|
822 return self; |
|
823 } |
|
824 |
|
825 void CIniSecIter8Impl::ConstructL(const TDesC8& aSectionName,const CIniDocument8* aIniDocument) |
|
826 { |
|
827 iTempImpl=new (ELeave)CIniSecIterTmpl8(); |
|
828 if (!aIniDocument) |
|
829 User::Leave(KErrArgument); |
|
830 iTempImpl->iSection=aIniDocument->iImpl->SectionL(aSectionName); |
|
831 } |
|
832 |
|
833 TBool CIniSecIter8Impl::Next(TPtrC8& aKeyName,TPtrC8& aKeyValue) |
|
834 { |
|
835 return iTempImpl->Next(aKeyName,aKeyValue); |
|
836 } |
|
837 |
|
838 void CIniSecIter8Impl::Reset() |
|
839 { |
|
840 iTempImpl->Reset(); |
|
841 } |
|
842 |
|
843 // |
|
844 CIniSecIter16Impl* CIniSecIter16Impl::NewL(const TDesC16& aSectionName,const CIniDocument16* aIniDocument) |
|
845 { |
|
846 CIniSecIter16Impl* self=new (ELeave)CIniSecIter16Impl(); |
|
847 CleanupStack::PushL(self); |
|
848 self->ConstructL(aSectionName,aIniDocument); |
|
849 CleanupStack::Pop(); |
|
850 return self; |
|
851 } |
|
852 |
|
853 void CIniSecIter16Impl::ConstructL(const TDesC16& aSectionName,const CIniDocument16* aIniDocument) |
|
854 { |
|
855 iTempImpl=new (ELeave)CIniSecIterTmpl16(); |
|
856 if (!aIniDocument) |
|
857 User::Leave(KErrArgument); |
|
858 iTempImpl->iSection=aIniDocument->iImpl->SectionL(aSectionName); |
|
859 } |
|
860 |
|
861 TBool CIniSecIter16Impl::Next(TPtrC16& aKeyName,TPtrC16& aKeyValue) |
|
862 { |
|
863 return iTempImpl->Next(aKeyName,aKeyValue); |
|
864 } |
|
865 |
|
866 void CIniSecIter16Impl::Reset() |
|
867 { |
|
868 iTempImpl->Reset(); |
|
869 } |
|
870 |
|
871 // |
|
872 CIniFile8Impl* CIniFile8Impl::NewL(RFs& aFs,const TDesC& aFileName) |
|
873 { |
|
874 CIniFile8Impl* self=new (ELeave)CIniFile8Impl; |
|
875 CleanupStack::PushL(self); |
|
876 self->ConstructL(aFs,aFileName); |
|
877 CleanupStack::Pop(); |
|
878 return self; |
|
879 } |
|
880 |
|
881 void CIniFile8Impl::ConstructL(RFs& aFs,const TDesC& aFileName) |
|
882 { |
|
883 iTempImpl=new (ELeave)CIniFileTmpl8(); |
|
884 HBufC8* tempBuffer=NULL; |
|
885 //read the file |
|
886 GetBufferL(aFs,aFileName,tempBuffer); |
|
887 if (tempBuffer) |
|
888 { |
|
889 CleanupStack::PushL(tempBuffer); |
|
890 iTempImpl->ProcessBufferL(*tempBuffer); |
|
891 CleanupStack::Pop(); |
|
892 delete tempBuffer; |
|
893 } |
|
894 } |
|
895 |
|
896 TInt CIniFile8Impl::FindVar(const TDesC8& aSection,const TDesC8& aKey,TPtrC8& aValue) |
|
897 { |
|
898 return iTempImpl->FindVar(aSection,aKey,aValue); |
|
899 } |
|
900 |
|
901 // |
|
902 CIniFile16Impl* CIniFile16Impl::NewL(RFs& aFs,const TDesC& aFileName,TBool aConvert8To16) |
|
903 { |
|
904 CIniFile16Impl* self=new (ELeave)CIniFile16Impl; |
|
905 CleanupStack::PushL(self); |
|
906 self->ConstructL(aFs,aFileName,aConvert8To16); |
|
907 CleanupStack::Pop(); |
|
908 return self; |
|
909 } |
|
910 |
|
911 void CIniFile16Impl::ConstructL(RFs& aFs,const TDesC& aFileName,TBool aConvert8To16) |
|
912 { |
|
913 iTempImpl=new (ELeave)CIniFileTmpl16(); |
|
914 HBufC8* tempBuffer=NULL; |
|
915 //read the file |
|
916 GetBufferL(aFs,aFileName,tempBuffer); |
|
917 if (tempBuffer) |
|
918 { |
|
919 CleanupStack::PushL(tempBuffer); |
|
920 TPtrC16 bufferPtr; |
|
921 const TUint16* rawptr16=reinterpret_cast<const TUint16*>(tempBuffer->Ptr()); |
|
922 //must always start with the byte ordering characters |
|
923 bufferPtr.Set(rawptr16,1); |
|
924 if (bufferPtr.Compare(_L("\xFEFF"))==0) |
|
925 { |
|
926 //skip the byte ordering character(FEFF) assuming little endian |
|
927 bufferPtr.Set(rawptr16+1,(tempBuffer->Length()/2)-1); |
|
928 } |
|
929 else |
|
930 { |
|
931 //byte ordering characters not found, so leave, unless we should upconvert |
|
932 if (!aConvert8To16) |
|
933 { |
|
934 User::Leave(KErrCorrupt); |
|
935 } |
|
936 //treat as an 8-bit file and upconvert to 16 |
|
937 HBufC16* tempBuffer16=HBufC16::NewL(tempBuffer->Length()); |
|
938 tempBuffer16->Des().Copy(*tempBuffer); |
|
939 CleanupStack::PopAndDestroy(tempBuffer); |
|
940 CleanupStack::PushL(tempBuffer16); |
|
941 bufferPtr.Set(*tempBuffer16); |
|
942 } |
|
943 iTempImpl->ProcessBufferL(bufferPtr); |
|
944 CleanupStack::PopAndDestroy(); |
|
945 } |
|
946 } |
|
947 |
|
948 TInt CIniFile16Impl::FindVar(const TDesC16& aSection,const TDesC16& aKey,TPtrC16& aValue) |
|
949 { |
|
950 return iTempImpl->FindVar(aSection,aKey,aValue); |
|
951 } |
|
952 |
|
953 }//namespace |
|
954 |
|
955 |