1 /* |
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2 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: This module contains the implementation of IAUpdateTools functions |
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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 |
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20 |
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21 |
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22 |
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23 #include <s32mem.h> |
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24 #include <iaupdateparameters.h> |
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25 |
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26 #include "iaupdatetools.h" |
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27 #include "iaupdatedebug.h" |
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28 |
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29 // ----------------------------------------------------------------------------- |
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30 // IAUpdateTools::ExternalizeParametersL |
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31 // |
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32 // ----------------------------------------------------------------------------- |
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33 // |
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34 EXPORT_C void IAUpdateTools::ExternalizeParametersL( HBufC8*& aTarget, |
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35 const CIAUpdateParameters& aSource ) |
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36 { |
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37 IAUPDATE_TRACE("[IAUPDATE] IAUpdateTools::ExternalizeParametersL begin"); |
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38 // Notice! |
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39 // If you make changes here. Also, remember to make corresponding |
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40 // changes to the InternalizeParametersL |
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41 |
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42 // The size of the buffer will contain: |
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43 // - 1 TInt for UIDs, |
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44 // - 1 TBool for ShowProgress boolean |
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45 // - 1 TUint for importance |
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46 // - 1 TUint for type |
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47 // - 1 TBool for Refresh boolean |
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48 |
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49 // - 3 TInt for descriptor lengths |
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50 // --> bytes for 5 + 3 = 8 TInt values are needed |
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51 // (sizeof( TInt ) * KNumberOfTInts) |
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52 // - 3 descriptor TDesC texts |
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53 const TInt KNumberOfTInts( 8 ); |
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54 |
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55 // Notice, that because descriptor texts that are included |
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56 // here are TDesC, their Size-information has to be used |
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57 // instead of Length. |
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58 HBufC8* tmp = |
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59 HBufC8::NewLC( sizeof( TInt ) * KNumberOfTInts |
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60 + aSource.SearchCriteria().Size() |
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61 + aSource.CommandLineExecutable().Size() |
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62 + aSource.CommandLineArguments().Size() ); |
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63 |
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64 // Create stream that uses the buffer created above. |
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65 // By using the stream, the values are easier to insert into the buffer. |
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66 TPtr8 ptr( tmp->Des() ); |
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67 RDesWriteStream stream( ptr ); |
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68 CleanupClosePushL( stream ); |
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69 |
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70 // These are integers for uids |
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71 IAUPDATE_TRACE_1("[IAUPDATE] uid: %x", aSource.Uid().iUid ); |
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72 stream.WriteInt32L( aSource.Uid().iUid ); |
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73 |
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74 // These are length and data pairs for descriptors |
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75 IAUPDATE_TRACE_1("[IAUPDATE] search criteria: %S", &aSource.SearchCriteria() ); |
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76 ExternalizeDesL( aSource.SearchCriteria(), stream ); |
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77 IAUPDATE_TRACE_1("[IAUPDATE] command line executable: %S", &aSource.CommandLineExecutable() ); |
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78 ExternalizeDesL( aSource.CommandLineExecutable(), stream ); |
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79 #ifdef _DEBUG |
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80 HBufC* temp = HBufC::NewL( aSource.CommandLineArguments().Length() ); |
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81 temp->Des().Copy( aSource.CommandLineArguments()) ; |
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82 IAUPDATE_TRACE_1("[IAUPDATE] command line arguments: %S", temp ); |
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83 delete temp; |
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84 #endif //_DEBUG |
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85 ExternalizeDes8L( aSource.CommandLineArguments(), stream ); |
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86 |
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87 // Boolean for ShowProgress |
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88 stream.WriteInt32L( aSource.ShowProgress() ); |
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89 |
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90 // TUint for importance |
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91 stream.WriteInt32L( aSource.Importance() ); |
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92 |
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93 // TUint for type |
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94 stream.WriteInt32L( aSource.Type() ); |
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95 |
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96 // Boolean for Refresh |
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97 stream.WriteInt32L( aSource.Refresh() ); |
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98 |
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99 // Stream is not needed anymore |
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100 CleanupStack::PopAndDestroy( &stream ); |
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101 |
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102 // Remove tmp from the stack but do not delete it because it will be |
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103 // assigned to the aTarget below. |
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104 CleanupStack::Pop( tmp ); |
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105 |
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106 // Replace aTarget with new value |
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107 delete aTarget; |
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108 aTarget = tmp; |
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109 IAUPDATE_TRACE("[IAUPDATE] IAUpdateTools::ExternalizeParametersL end"); |
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110 } |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // IAUpdateTools::InternalizeParametersL |
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114 // |
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115 // ----------------------------------------------------------------------------- |
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116 // |
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117 EXPORT_C void IAUpdateTools::InternalizeParametersL( CIAUpdateParameters& aTarget, |
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118 const TDesC8& aSource ) |
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119 { |
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120 IAUPDATE_TRACE("[IAUPDATE] IAUpdateTools::InternalizeParametersL begin"); |
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121 // Notice! |
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122 // If you make changes here. Also, remember to make corresponding |
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123 // changes to the ExternalizeParametersL |
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124 |
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125 // InternalizeDesL function will set values into this tmp descriptor. |
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126 HBufC* tmp( NULL ); |
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127 |
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128 // Create stream that uses the given buffer. |
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129 RDesReadStream stream( aSource ); |
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130 CleanupClosePushL( stream ); |
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131 |
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132 aTarget.SetUid( TUid::Uid( stream.ReadInt32L() ) ); |
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133 IAUPDATE_TRACE_1("[IAUPDATE] uid: %x", aTarget.Uid().iUid ); |
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134 |
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135 InternalizeDesL( tmp, stream ); |
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136 CleanupStack::PushL( tmp ); |
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137 aTarget.SetSearchCriteriaL( *tmp ); |
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138 IAUPDATE_TRACE_1("[IAUPDATE] search criteria: %S", tmp ); |
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139 CleanupStack::PopAndDestroy( tmp ); |
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140 tmp = NULL; |
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141 |
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142 InternalizeDesL( tmp, stream ); |
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143 CleanupStack::PushL( tmp ); |
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144 aTarget.SetCommandLineExecutableL( *tmp ); |
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145 IAUPDATE_TRACE_1("[IAUPDATE] command line executable: %S", tmp ); |
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146 CleanupStack::PopAndDestroy( tmp ); |
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147 tmp = NULL; |
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148 |
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149 HBufC8* tmp8( NULL ); |
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150 InternalizeDes8L( tmp8, stream ); |
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151 CleanupStack::PushL( tmp8 ); |
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152 aTarget.SetCommandLineArgumentsL( *tmp8 ); |
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153 #ifdef _DEBUG |
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154 tmp = HBufC::NewL( tmp8->Length() ); |
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155 tmp->Des().Copy( *tmp8 ) ; |
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156 IAUPDATE_TRACE_1("[IAUPDATE] command line arguments: %S", tmp ); |
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157 delete tmp; |
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158 tmp = NULL; |
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159 #endif //_DEBUG |
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160 CleanupStack::PopAndDestroy( tmp8 ); |
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161 tmp8 = NULL; |
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162 |
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163 aTarget.SetShowProgress( stream.ReadInt32L() ); |
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164 |
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165 // new parameters (in phase 2 IAD) do not always exist. Parameters may have written by old IAD in selfupdate case. |
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166 TRAPD( err, aTarget.SetImportance( stream.ReadInt32L() ) ); |
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167 if ( err != KErrEof ) |
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168 { |
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169 User::LeaveIfError( err ); |
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170 aTarget.SetType( stream.ReadInt32L() ); |
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171 aTarget.SetRefresh( stream.ReadInt32L() ); |
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172 } |
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173 |
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174 IAUPDATE_TRACE_1("[IAUPDATE] show progress: %d", aTarget.ShowProgress() ); |
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175 CleanupStack::PopAndDestroy( &stream ); |
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176 IAUPDATE_TRACE("[IAUPDATE] IAUpdateTools::InternalizeParametersL end"); |
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177 } |
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178 |
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179 |
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180 // ----------------------------------------------------------------------------- |
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181 // IAUpdateTools::ExternalizeDesL |
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182 // |
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183 // ----------------------------------------------------------------------------- |
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184 // |
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185 EXPORT_C void IAUpdateTools::ExternalizeDesL( const TDesC& aDes, |
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186 RWriteStream& aStream ) |
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187 { |
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188 aStream.WriteInt32L( aDes.Length() ); |
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189 aStream.WriteL( aDes ); |
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190 } |
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191 |
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192 // ----------------------------------------------------------------------------- |
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193 // IAUpdateTools::InternalizeDesL |
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194 // |
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195 // ----------------------------------------------------------------------------- |
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196 // |
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197 EXPORT_C TInt IAUpdateTools::InternalizeDesL( HBufC*& aDes, |
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198 RReadStream& aStream ) |
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199 { |
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200 TInt length = aStream.ReadInt32L(); |
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201 if ( length > 0 ) |
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202 { |
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203 HBufC* target = HBufC::NewLC( length ); |
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204 TPtr ptr( target->Des() ); |
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205 aStream.ReadL( ptr, length ); |
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206 delete aDes; |
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207 aDes = target; |
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208 CleanupStack::Pop( target ); |
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209 } |
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210 else |
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211 { |
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212 delete aDes; |
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213 aDes = KNullDesC().AllocL(); |
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214 } |
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215 return length; |
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216 } |
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217 |
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218 // ----------------------------------------------------------------------------- |
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219 // IAUpdateTools::ExternalizeDes8L |
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220 // |
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221 // ----------------------------------------------------------------------------- |
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222 // |
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223 EXPORT_C void IAUpdateTools::ExternalizeDes8L( const TDesC8& aDes, RWriteStream& aStream ) |
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224 { |
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225 aStream.WriteInt32L( aDes.Length() ); |
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226 aStream.WriteL( aDes ); |
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227 } |
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228 |
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229 // ----------------------------------------------------------------------------- |
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230 // IAUpdateTools::InternalizeDes8L |
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231 // |
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232 // ----------------------------------------------------------------------------- |
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233 // |
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234 EXPORT_C TInt IAUpdateTools::InternalizeDes8L( HBufC8*& aDes, RReadStream& aStream ) |
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235 { |
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236 TInt length = aStream.ReadInt32L(); |
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237 if ( length > 0 ) |
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238 { |
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239 HBufC8* target = HBufC8::NewLC( length ); |
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240 TPtr8 ptr( target->Des() ); |
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241 aStream.ReadL( ptr, length ); |
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242 delete aDes; |
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243 aDes = target; |
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244 CleanupStack::Pop( target ); |
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245 } |
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246 else |
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247 { |
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248 delete aDes; |
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249 aDes = KNullDesC8().AllocL(); |
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250 } |
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251 return length; |
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252 } |
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