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1 /* |
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2 * Copyright (c) 2000 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: Implementation of terminalsecurity components |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include <e32base.h> |
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21 #include <e32std.h> |
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22 #include <ecom/implementationproxy.h> |
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23 #include <SCPParamObject.h> |
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24 |
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25 #include "SCPSpecificStringsPlugin.h" |
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26 #include <SCPHistoryPluginLang.rsg> |
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27 #include "SCP_IDs.h" |
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28 #include <featmgr.h> |
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29 |
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30 // ============================= LOCAL FUNCTIONS ============================= |
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31 |
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32 // ============================= MEMBER FUNCTIONS ============================= |
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33 |
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34 // ---------------------------------------------------------------------------- |
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35 // CSCPSpecificStringsPlugin::NewL |
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36 // Two-phased contructor |
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37 // (static, may leave) |
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38 // Status : Approved |
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39 // ---------------------------------------------------------------------------- |
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40 // |
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41 CSCPSpecificStringsPlugin* CSCPSpecificStringsPlugin::NewL() |
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42 { |
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43 CSCPSpecificStringsPlugin* self = new ( ELeave ) CSCPSpecificStringsPlugin(); |
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44 CleanupStack::PushL( self ); |
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45 self->ConstructL(); |
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46 CleanupStack::Pop( self ); |
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47 |
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48 Dprint ( ( _L( "( 0x%x ) CSCPSpecificStringsPlugin::NewL()" ), self ) ); |
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49 |
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50 return self; |
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51 } |
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52 |
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53 // ---------------------------------------------------------------------------- |
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54 // CSCPSpecificStringsPlugin::CSCPSpecificStringsPlugin |
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55 // Constructor |
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56 // Status : Approved |
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57 // ---------------------------------------------------------------------------- |
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58 // |
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59 CSCPSpecificStringsPlugin::CSCPSpecificStringsPlugin() |
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60 |
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61 { |
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62 Dprint ( ( _L( "CSCPSpecificStringsPlugin::CSCPSpecificStringsPlugin()" ) ) ); |
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63 return; |
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64 } |
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65 |
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66 // ---------------------------------------------------------------------------- |
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67 // CSCPSpecificStringsPlugin::ConstructL |
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68 // 2nd phase construction |
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69 // (may leave) |
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70 // Status : Approved |
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71 // ---------------------------------------------------------------------------- |
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72 // |
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73 void CSCPSpecificStringsPlugin::ConstructL() |
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74 { |
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75 |
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76 FeatureManager::InitializeLibL(); |
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77 if(!FeatureManager::FeatureSupported(KFeatureIdSapDeviceLockEnhancements)) |
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78 { |
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79 FeatureManager::UnInitializeLib(); |
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80 User::Leave( KErrNotSupported ); |
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81 } |
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82 FeatureManager::UnInitializeLib(); |
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83 return; |
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84 } |
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85 |
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86 // ---------------------------------------------------------------------------- |
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87 // CSCPSpecificStringsPlugin::HandleEvent |
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88 // |
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89 // |
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90 // Status : Approved |
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91 // ---------------------------------------------------------------------------- |
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92 // |
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93 CSCPParamObject* CSCPSpecificStringsPlugin::HandleEvent( TInt aID, CSCPParamObject& aParam ) |
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94 { |
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95 |
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96 // Make the ParamObject for success ack, Delete later |
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97 CSCPParamObject* retParams = NULL; |
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98 |
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99 TBool errRaised; |
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100 errRaised = EFalse; |
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101 |
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102 if ( iFs == NULL ) |
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103 { |
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104 return NULL; // Eventhandler not available |
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105 } |
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106 |
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107 // check for Case |
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108 switch ( aID ) |
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109 { |
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110 case ( KSCPEventValidate ) : |
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111 { |
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112 TBool specificstringscheck; |
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113 |
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114 // Get params |
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115 CSCPParamObject& config = iEventHandler->GetParameters(); |
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116 |
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117 // Check if validation is required. |
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118 if ( config.Get( ( RTerminalControl3rdPartySession::EPasscodeCheckSpecificStrings), |
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119 specificstringscheck ) != KErrNone ) |
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120 specificstringscheck = EFalse; |
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121 |
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122 if ( specificstringscheck ) |
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123 { |
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124 // Check for specific strings |
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125 |
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126 // Get the configFile's path. |
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127 // If this fails, there is something badly wrong(Private folder is not there) |
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128 TInt errSCF = SetConfigFile (); |
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129 if (errSCF != KErrNone) |
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130 { |
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131 errRaised = ETrue; |
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132 break; // Break out from Case! |
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133 } |
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134 |
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135 // Get the password from the paramObject |
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136 TBuf<KSCPPasscodeMaxLength> securitycode; |
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137 if ( aParam.Get( KSCPParamPassword, securitycode ) != KErrNone ) |
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138 { |
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139 // Nothing to do anymore |
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140 Dprint( (_L("CSCPSpecificStringsPlugin::HandleEvent()\ |
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141 ERROR: KSCPEventPasswordChanged/KSCPParamPassword is != KErrNone") )); |
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142 errRaised = ETrue; |
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143 break; // Break out from the Case!; |
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144 } |
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145 |
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146 TBool forbiddensecuritycode = EFalse; |
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147 |
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148 TInt errCSS = CheckSpecificStrings ( securitycode, forbiddensecuritycode ); |
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149 if (errCSS != KErrNone) |
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150 { |
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151 errRaised = ETrue; |
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152 break; // Break out from Case! |
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153 } |
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154 |
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155 if ( forbiddensecuritycode ) |
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156 { |
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157 // Word was blacklisted! |
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158 // Get the filesystem for Resource |
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159 // If fail, bail out! |
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160 TInt errgGR = GetResource(); |
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161 if (errgGR != KErrNone) |
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162 { |
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163 errRaised = ETrue; |
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164 break; // Break out from the For! |
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165 } |
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166 |
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167 // Prompt buf, iNote can show only 97 chars, |
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168 // without ... markings. |
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169 HBufC* hbuf = NULL; |
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170 |
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171 TRAP_IGNORE( |
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172 hbuf = LoadAndFormatResL( R_SET_SEC_CODE_PERSONAL ); |
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173 ); |
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174 |
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175 // Create the result-object to return |
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176 TRAPD( err, retParams = CSCPParamObject::NewL() ); |
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177 |
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178 if ( err == KErrNone ) |
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179 { |
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180 retParams->Set( KSCPParamStatus, KErrSCPInvalidCode ); |
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181 retParams->Set( KSCPParamAction, KSCPActionShowUI ); |
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182 retParams->Set( KSCPParamUIMode, KSCPUINote ); |
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183 |
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184 if ( hbuf != NULL ) |
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185 { |
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186 TPtr ptr = hbuf->Des(); |
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187 retParams->Set( KSCPParamPromptText, ptr ); |
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188 delete hbuf; |
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189 } |
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190 } |
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191 } |
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192 } // end of specificstringscheck |
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193 |
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194 break; |
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195 } // End of KSCPEventValidate |
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196 |
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197 case ( KSCPEventRetrieveConfiguration ): |
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198 { |
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199 // This event is sent when a client wishes to retrieve the value for the given parameter. |
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200 // None of the parameters, which handle the string-buffer cannot be retrieved by anyone, |
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201 // so we'll return KErrNotSupported. Note that EPasscodeCheckSpecificStrings is OK to get. |
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202 |
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203 // Get the ID from the paramObject |
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204 TInt paramID = -1; |
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205 if ( aParam.Get( KSCPParamID, paramID ) != KErrNone ) |
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206 { |
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207 // Nothing to do anymore |
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208 break; |
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209 } |
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210 |
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211 if ( ( paramID == RTerminalControl3rdPartySession::EPasscodeDisallowSpecific ) |
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212 || ( paramID == RTerminalControl3rdPartySession::EPasscodeAllowSpecific) |
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213 || ( paramID == RTerminalControl3rdPartySession::EPasscodeClearSpecificStrings) ) |
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214 { |
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215 TRAPD( err, retParams = CSCPParamObject::NewL() ); |
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216 if ( err == KErrNone ) |
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217 { |
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218 Dprint ( ( _L( "CSCPSpecificStringsPlugin::HandleEvent():\ |
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219 Get not supported for %d" ), paramID ) ); |
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220 retParams->Set( KSCPParamStatus, KErrNotSupported ); |
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221 } |
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222 else |
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223 { |
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224 Dprint ( ( _L( "CSCPSpecificStringsPlugin::HandleEvent():\ |
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225 ERROR: Cannot create paramObject" ) ) ); |
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226 } |
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227 } |
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228 break; |
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229 } |
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230 |
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231 // same for All plugins |
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232 case ( KSCPEventConfigurationQuery ): |
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233 { |
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234 TInt paramID = -1; |
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235 |
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236 // Get the ID from the paramObject |
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237 if ( aParam.Get( KSCPParamID, paramID ) != KErrNone ) |
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238 { |
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239 // Nothing to do anymore |
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240 break; |
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241 } |
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242 |
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243 if ( paramID == (RTerminalControl3rdPartySession::EPasscodeCheckSpecificStrings) |
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244 || paramID == (RTerminalControl3rdPartySession::EPasscodeDisallowSpecific) |
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245 || paramID == (RTerminalControl3rdPartySession::EPasscodeAllowSpecific) |
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246 || paramID == (RTerminalControl3rdPartySession::EPasscodeClearSpecificStrings) ) |
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247 { |
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248 // OK, we're interested |
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249 TRAPD( err, retParams = CSCPParamObject::NewL() ); |
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250 if ( err != KErrNone ) |
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251 { |
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252 break; // Nothing we can do now |
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253 } |
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254 |
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255 TInt retStatus = KErrNone; |
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256 |
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257 if ( paramID != RTerminalControl3rdPartySession::EPasscodeCheckSpecificStrings ) |
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258 { |
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259 // Set the storage attribute, so the server won't save the value, |
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260 // we'll do it ourselves. |
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261 retParams->Set( KSCPParamStorage, KSCPStoragePrivate ); |
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262 } |
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263 |
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264 switch ( paramID ) |
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265 { |
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266 case ( RTerminalControl3rdPartySession::EPasscodeCheckSpecificStrings ): |
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267 { |
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268 // 1015 |
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269 TInt paramValue; |
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270 if ( (aParam.Get( KSCPParamValue, paramValue ) != KErrNone) || |
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271 ( paramValue < 0 ) || ( paramValue > 1 ) ) |
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272 retStatus = KErrArgument; |
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273 |
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274 break; |
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275 } |
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276 |
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277 // 1016 |
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278 // Handle param change for strings to block |
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279 case ( RTerminalControl3rdPartySession::EPasscodeDisallowSpecific ): |
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280 { |
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281 // Get the params value's length |
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282 // If param length is not correct, there's something very wrong. out |
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283 TInt paramlength = aParam.GetParamLength( KSCPParamValue ); |
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284 if ( paramlength <= 0) |
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285 { |
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286 retStatus = KErrArgument; |
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287 break; // from case! |
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288 } |
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289 |
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290 HBufC* paramvaluebuf = NULL; |
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291 TRAPD( err, paramvaluebuf = HBufC::NewL( paramlength ) ); |
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292 if ( err != KErrNone ) |
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293 { |
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294 retStatus = err; |
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295 break; |
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296 } |
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297 |
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298 TPtr paramptr = paramvaluebuf->Des(); |
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299 aParam.Get( KSCPParamValue, paramptr ); |
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300 |
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301 // Check for basic test |
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302 if ( IsNotValidWord ( paramptr ) ) |
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303 { |
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304 retStatus = KErrArgument; |
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305 delete paramvaluebuf; |
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306 break; |
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307 } |
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308 |
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309 // Send them to parser and store them |
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310 TInt errgPS = KErrNone; |
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311 TRAPD( err2, errgPS = ParseAndStoreL( paramptr ) ); |
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312 if ( err2 != KErrNone ) |
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313 { |
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314 errgPS = err2; |
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315 } |
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316 |
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317 delete paramvaluebuf; |
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318 |
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319 if (errgPS != KErrNone) |
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320 { |
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321 if (errgPS == KErrArgument) |
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322 { |
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323 retStatus = KErrArgument; |
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324 break; // from case! |
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325 } |
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326 |
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327 errRaised = ETrue; |
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328 break; // Break out. |
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329 } |
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330 break; |
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331 } |
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332 |
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333 |
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334 // 1017 |
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335 // Handle param change for strings exclude from the list |
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336 case ( RTerminalControl3rdPartySession::EPasscodeAllowSpecific ): |
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337 { |
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338 |
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339 // Get the params value's length |
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340 // If param length is not correct, there's something very wrong. out |
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341 TInt paramlength = aParam.GetParamLength( KSCPParamValue ); |
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342 if ( paramlength <= 0) |
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343 { |
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344 retStatus = KErrArgument; |
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345 break; // from case! |
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346 } |
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347 |
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348 HBufC* paramvaluebuf = NULL; |
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349 TRAPD( err, paramvaluebuf = HBufC::NewL( paramlength ) ); |
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350 if ( err != KErrNone ) |
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351 { |
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352 retStatus = err; |
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353 break; |
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354 } |
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355 |
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356 TPtr paramptr = paramvaluebuf->Des(); |
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357 aParam.Get( KSCPParamValue, paramptr ); |
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358 |
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359 // Check for basic test |
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360 if ( IsNotValidWord ( paramptr ) ) |
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361 { |
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362 retStatus = KErrArgument; |
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363 delete paramvaluebuf; |
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364 break; |
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365 } |
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366 |
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367 // Send the word to remover and gets them off the list |
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368 TInt errgPR = KErrNone; |
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369 TRAPD( err2, errgPR = ParseAndRemoveL( paramptr ) ); |
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370 if ( err2 != KErrNone ) |
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371 { |
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372 errgPR = err2; |
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373 } |
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374 |
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375 delete paramvaluebuf; |
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376 |
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377 if (errgPR != KErrNone) |
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378 { |
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379 if (errgPR == KErrArgument) |
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380 { |
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381 retStatus = KErrArgument; |
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382 break; // from case! |
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383 } |
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384 |
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385 errRaised = ETrue; |
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386 break; // Break out. |
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387 } |
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388 |
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389 break; |
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390 } |
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391 |
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392 case ( RTerminalControl3rdPartySession::EPasscodeClearSpecificStrings ): |
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393 { |
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394 // 1018, Flush the config file |
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395 TInt paramValue; |
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396 if ( (aParam.Get( KSCPParamValue, paramValue ) != KErrNone) || |
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397 ( paramValue < 0 ) || ( paramValue > 1 ) ) |
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398 { |
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399 retStatus = KErrArgument; |
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400 } |
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401 |
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402 if (paramValue == 1 && retStatus == KErrNone) |
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403 { |
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404 TRAP_IGNORE( FlushConfigFileL() ); |
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405 } |
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406 |
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407 break; |
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408 } |
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409 } // End of switch |
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410 |
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411 retParams->Set( KSCPParamStatus, retStatus ); |
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412 } |
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413 else |
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414 { |
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415 retParams = NULL; |
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416 } |
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417 |
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418 break; |
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419 } //End of KSCPEventConfigurationQuery Case |
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420 |
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421 case ( KSCPEventReset ): |
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422 { |
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423 // Reset the configuration for this plugin. |
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424 TRAP_IGNORE( FlushConfigFileL() ); |
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425 |
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426 break; |
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427 } |
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428 |
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429 } // End of switch ( aID ) |
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430 |
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431 // Check if Any errors were raised and handle it |
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432 if (errRaised) |
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433 { |
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434 if ( retParams != NULL ) |
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435 { |
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436 delete retParams; |
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437 } |
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438 retParams = NULL; |
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439 } |
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440 |
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441 return retParams; |
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442 } |
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443 |
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444 // ---------------------------------------------------------------------------- |
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445 // CSCPSpecificStringsPlugin::SetEventHandler |
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446 // SetEventHandler |
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447 // |
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448 // Status : Approved |
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449 // ---------------------------------------------------------------------------- |
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450 // |
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451 void CSCPSpecificStringsPlugin::SetEventHandler( MSCPPluginEventHandler* aHandler ) |
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452 { |
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453 iEventHandler = aHandler; |
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454 |
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455 iFs = &(iEventHandler->GetFsSession()); |
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456 } |
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457 |
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458 // ---------------------------------------------------------------------------- |
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459 // CSCPSpecificStringsPlugin::~CSCPSpecificStringsPlugin |
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460 // Destructor |
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461 // Status : Approved |
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462 // ---------------------------------------------------------------------------- |
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463 // |
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464 CSCPSpecificStringsPlugin::~CSCPSpecificStringsPlugin() |
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465 { |
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466 Dprint( (_L("CSCPSpecificStringsPlugin::~CSCPSpecificStringsPlugin()") )); |
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467 |
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468 iRf.Close(); |
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469 |
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470 return; |
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471 } |
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472 |
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473 |
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474 |
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475 // ---------------------------------------------------------------------------- |
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476 // CSCPSpecificStringsPlugin::GetResource |
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477 // GetResource |
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478 // Status : Approved |
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479 // ---------------------------------------------------------------------------- |
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480 // |
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481 |
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482 TInt CSCPSpecificStringsPlugin::GetResource() |
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483 { |
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484 Dprint( (_L("CSCPSpecificStringsPlugin::GetResource()") )); |
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485 // The resource has to be loaded manually since it is not an application. |
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486 |
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487 TFileName resourceFile; |
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488 resourceFile.Append( KDriveZSpecific ); |
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489 resourceFile.Append( SCPSpecificStringsPluginSrcFile ); |
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490 BaflUtils::NearestLanguageFile( *iFs, resourceFile ); |
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491 TRAPD( err, iRf.OpenL( *iFs, resourceFile ) ); |
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492 |
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493 if ( err == KErrNone ) |
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494 { |
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495 TRAP( err, iRf.ConfirmSignatureL() ); |
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496 } |
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497 |
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498 return err; |
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499 } |
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500 |
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501 |
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502 // ---------------------------------------------------------------------------- |
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503 // CSCPSpecificStringsPlugin::LoadResourceLC |
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504 // GetResource |
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505 // Status : Approved |
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506 // ---------------------------------------------------------------------------- |
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507 // |
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508 HBufC16* CSCPSpecificStringsPlugin::LoadResourceLC ( TInt aResId ) |
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509 { |
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510 Dprint( (_L("CSCPSpecificStringsPlugin::LoadResourceLC()") )); |
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511 |
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512 // load the actual resource |
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513 HBufC8* readBuffer = iRf.AllocReadLC( aResId ); |
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514 // as we are expecting HBufC16... |
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515 const TPtrC16 ptrReadBuffer( (TText16*) readBuffer->Ptr(), |
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516 ( readBuffer->Length() + 1 ) >> 1 ); |
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517 HBufC16* textBuffer=HBufC16::NewL( ptrReadBuffer.Length() ); |
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518 *textBuffer=ptrReadBuffer; |
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519 CleanupStack::PopAndDestroy( readBuffer ); // readBuffer |
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520 CleanupStack::PushL( textBuffer ); |
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521 return textBuffer; |
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522 } |
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523 |
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524 |
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525 |
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526 |
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527 // ---------------------------------------------------------------------------- |
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528 // CSCPSpecificStringsPlugin::SetConfigFile |
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529 // SetConfigFile |
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530 // Status : Approved |
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531 // ---------------------------------------------------------------------------- |
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532 // |
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533 TInt CSCPSpecificStringsPlugin::SetConfigFile() |
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534 { |
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535 Dprint( (_L("CSCPSpecificStringsPlugin::SetConfigFile()") )); |
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536 TRAPD( err, iEventHandler->GetStoragePathL( iCfgFilenamepath ) ); |
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537 if ( err != KErrNone ) |
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538 { |
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539 Dprint( (_L("CSCPSpecificStringsPlugin::SetConfigFile:\ |
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540 ERROR: Failed to get storage path: %d"), err )); |
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541 return err; |
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542 } |
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543 iCfgFilenamepath.Append( KConfigFileSpecific ); |
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544 return err; |
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545 } |
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546 |
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547 // ---------------------------------------------------------------------------- |
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548 // CSCPSpecificStringsPlugin::CheckSpecificStrings |
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549 // CheckSpecificStrings |
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550 // Status : Approved |
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551 // ---------------------------------------------------------------------------- |
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552 // |
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553 TInt CSCPSpecificStringsPlugin::CheckSpecificStrings( TDes& aSecuritycode, |
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554 TBool& aForbiddenSecurityCode ) |
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555 { |
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556 Dprint( (_L("CSCPSpecificStringsPlugin::CheckSpecificStrings()") )); |
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557 // Default is not blocklistedword |
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558 aForbiddenSecurityCode = EFalse; |
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559 |
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560 // get GetSpecificStringsArray |
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561 CDesCArrayFlat* array = new CDesCArrayFlat(1); |
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562 TInt err = KErrNone; |
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563 |
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564 if ( array == NULL ) |
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565 { |
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566 err = KErrNoMemory; |
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567 } |
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568 else |
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569 { |
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570 TRAPD( err2, err = GetSpecificStringsArrayL( *array ) ); |
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571 if ( err2 != KErrNone ) |
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572 { |
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573 err = err2; |
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574 } |
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575 } |
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576 |
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577 if (err != KErrNone) |
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578 { |
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579 // Kill local array |
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580 if ( array != NULL ) |
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581 { |
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582 array->Reset(); |
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583 delete array; |
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584 } |
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585 |
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586 return err; |
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587 } |
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588 |
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589 // check for match |
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590 TBuf<KSCPPasscodeMaxLength> arrayItem; |
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591 // We use the uppercase version of the given string while checking |
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592 TBuf<KSCPPasscodeMaxLength> secCodeBuf; |
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593 secCodeBuf = aSecuritycode; |
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594 secCodeBuf.UpperCase(); |
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595 |
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596 // Set the historyobject |
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597 for (TInt i=0; i < array->Count(); i++) |
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598 { |
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599 arrayItem.Zero(); |
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600 arrayItem = array->MdcaPoint(i); |
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601 arrayItem.UpperCase(); |
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602 // Check if this string causes the password to be invalid |
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603 // the strings are matched by a case-insensitive substring match. |
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604 if ( secCodeBuf.Find( arrayItem ) != KErrNotFound ) |
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605 { |
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606 aForbiddenSecurityCode = ETrue; |
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607 break; // Out from for |
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608 } |
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609 } |
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610 |
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611 // Kill local array |
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612 array->Reset(); |
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613 delete array; |
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614 return err; |
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615 } |
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616 |
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617 // ---------------------------------------------------------------------------- |
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618 // CSCPSpecificStringsPlugin::ParseAndStoreL |
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619 // ParseAndStore ForbiddenSecurityCodes |
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620 // Status : Approved |
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621 // ---------------------------------------------------------------------------- |
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622 // |
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623 TInt CSCPSpecificStringsPlugin::ParseAndStoreL( TDes& aForbiddenSecurityCodes ) |
|
624 { |
|
625 Dprint( (_L("CSCPSpecificStringsPlugin::ParseAndStore()") )); |
|
626 // Set The file environment |
|
627 TInt errSC = SetConfigFile (); |
|
628 if (errSC != KErrNone) return errSC; |
|
629 |
|
630 |
|
631 // Make array for data |
|
632 CDesCArrayFlat* array = new (ELeave) CDesCArrayFlat(1); |
|
633 CleanupStack::PushL( array ); |
|
634 |
|
635 // Read the previous wordlist. |
|
636 // Reading might fall for NotFound, don't care |
|
637 TInt errGS = GetSpecificStringsArrayL( *array ); |
|
638 |
|
639 if (errGS != KErrNone && errGS != KErrNotFound ) |
|
640 { |
|
641 // Kill local array |
|
642 array->Reset(); |
|
643 CleanupStack::PopAndDestroy( array ); |
|
644 return errGS; |
|
645 } |
|
646 |
|
647 // Parse the ; separated values into array |
|
648 TLex16 lex (aForbiddenSecurityCodes); |
|
649 lex.Mark(); |
|
650 while(!lex.Eos()) |
|
651 { |
|
652 while(lex.Peek() != ';' && !lex.Eos() ) lex.Inc(); |
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653 |
|
654 array->AppendL(lex.MarkedToken()); |
|
655 lex.Inc(); |
|
656 lex.Mark(); |
|
657 } |
|
658 |
|
659 |
|
660 // Check for duplicates! |
|
661 RemoveDuplicateWords( *array ); |
|
662 |
|
663 // Store Array |
|
664 // Make the ParamObject |
|
665 CSCPParamObject* forbiddensecuritycodeobject = CSCPParamObject::NewL(); |
|
666 CleanupStack::PushL( forbiddensecuritycodeobject ); |
|
667 TBuf<KSCPPasscodeMaxLength> arrayItem; |
|
668 |
|
669 // Append the Data |
|
670 for (TInt i=0 ; i < array->Count(); i++) |
|
671 { |
|
672 arrayItem = array->MdcaPoint(i); |
|
673 forbiddensecuritycodeobject->Set( KSpecificStringsParamBase+i,arrayItem); |
|
674 arrayItem.Zero(); |
|
675 } |
|
676 |
|
677 // Set the Counter param |
|
678 forbiddensecuritycodeobject->Set( KSpecificStringsCounterParamID,array->Count()); |
|
679 |
|
680 //Write |
|
681 TRAPD( err, forbiddensecuritycodeobject->WriteToFileL( iCfgFilenamepath, iFs ) ); |
|
682 if ( err != KErrNone ) |
|
683 { |
|
684 Dprint( (_L("CSCPSpecificStringsPlugin::ParseAndStore(): WARNING:\ |
|
685 failed to write plugin configuration: %d"), err )); |
|
686 } |
|
687 |
|
688 CleanupStack::PopAndDestroy( forbiddensecuritycodeobject ); |
|
689 |
|
690 // Kill the array |
|
691 array->Reset(); |
|
692 CleanupStack::PopAndDestroy( array ); |
|
693 |
|
694 return err; |
|
695 } |
|
696 |
|
697 |
|
698 // ---------------------------------------------------------------------------- |
|
699 // CSCPSpecificStringsPlugin::FlushConfigFileL |
|
700 // FlushConfigFile |
|
701 // Status : Approved |
|
702 // ---------------------------------------------------------------------------- |
|
703 // |
|
704 TInt CSCPSpecificStringsPlugin::FlushConfigFileL() |
|
705 { |
|
706 Dprint( (_L("CSCPSpecificStringsPlugin::FlushConfigFile()") )); |
|
707 |
|
708 SetConfigFile(); |
|
709 |
|
710 CFileMan* fileMan = CFileMan::NewL( *iFs ); |
|
711 CleanupStack::PushL( fileMan ); |
|
712 |
|
713 TInt ret= fileMan->Delete( iCfgFilenamepath, 0 ); |
|
714 |
|
715 CleanupStack::PopAndDestroy( fileMan ); // fileMan |
|
716 return ret; |
|
717 } |
|
718 |
|
719 |
|
720 // ---------------------------------------------------------------------------- |
|
721 // CSCPSpecificStringsPlugin::GetSpecificStringsArrayL |
|
722 // Reads the historyconfig file and retrieves the forbidden data |
|
723 // Status : Approved |
|
724 // ---------------------------------------------------------------------------- |
|
725 // |
|
726 TInt CSCPSpecificStringsPlugin::GetSpecificStringsArrayL( CDesCArrayFlat& array ) |
|
727 { |
|
728 |
|
729 Dprint( (_L("CSCPSpecificStringsPlugin::GetSpecificStringsArray()") )); |
|
730 |
|
731 TBuf<KSCPPasscodeMaxLength> arrayItem; |
|
732 TInt counter; |
|
733 TInt err = KErrNone; |
|
734 |
|
735 // Make the ParamObject |
|
736 CSCPParamObject* forbiddensecuritycodeobject = CSCPParamObject::NewL(); |
|
737 CleanupStack::PushL( forbiddensecuritycodeobject ); |
|
738 |
|
739 TRAP( err, forbiddensecuritycodeobject->ReadFromFileL( iCfgFilenamepath, iFs ) ); |
|
740 if ( err != KErrNone ) |
|
741 { |
|
742 // Reading from history fails. |
|
743 Dprint( (_L("CSCPHistoryPlugin::GetHistoryArray():\ |
|
744 failed to read plugin configuration: %d"), err )); |
|
745 CleanupStack::PopAndDestroy( forbiddensecuritycodeobject ); |
|
746 return err; |
|
747 } |
|
748 |
|
749 // Get the historyCount |
|
750 forbiddensecuritycodeobject->Get(KSpecificStringsCounterParamID,counter); |
|
751 |
|
752 // Loop them into array |
|
753 for (TInt i = 0 ; i < counter ; i ++) |
|
754 { |
|
755 forbiddensecuritycodeobject->Get(KSpecificStringsParamBase+i,arrayItem); |
|
756 array.AppendL(arrayItem); |
|
757 arrayItem.Zero(); |
|
758 } |
|
759 |
|
760 CleanupStack::PopAndDestroy( forbiddensecuritycodeobject ); |
|
761 return err; |
|
762 |
|
763 } |
|
764 |
|
765 // ---------------------------------------------------------------------------- |
|
766 // CSCPSpecificStringsPlugin::IsNotValidWord |
|
767 // Checks wheater the given buf contains any illegal chars like ., <space> |
|
768 // ; char is granted due to a delimiter role. ETrue means buf is no good! |
|
769 // Status : Approved |
|
770 // ---------------------------------------------------------------------------- |
|
771 // |
|
772 TBool CSCPSpecificStringsPlugin::IsNotValidWord ( TDes& aForbiddenSecurityCodes ) |
|
773 { |
|
774 |
|
775 Dprint( (_L("CSCPSpecificStringsPlugin::IsNotValidWord()") )); |
|
776 // If so, there is a problem ETrue!! |
|
777 TBool ret; |
|
778 TChar now,previous; // at hand & prevous char |
|
779 ret = EFalse; |
|
780 now = 0; |
|
781 previous = 0; |
|
782 |
|
783 // Go through the word |
|
784 for (TInt i=0; i < aForbiddenSecurityCodes.Length(); i++) |
|
785 { |
|
786 |
|
787 // Get the current Char to examine |
|
788 now = static_cast<TChar>( aForbiddenSecurityCodes[i] ); |
|
789 // And the previous |
|
790 if ( i >= 1 ) |
|
791 { |
|
792 previous = static_cast<TChar>( aForbiddenSecurityCodes[i-1] ); |
|
793 } |
|
794 |
|
795 // Check for Sapce! |
|
796 if ( now.IsSpace() || now < 1 || now > 126 ) |
|
797 { |
|
798 // Space or Invalid character found, bad, out! |
|
799 ret = ETrue; |
|
800 break; |
|
801 |
|
802 } |
|
803 |
|
804 |
|
805 /*if (! now.IsAlphaDigit() ) |
|
806 { |
|
807 // Was not alphadigit. Anyhow ; must come through |
|
808 if ( now != ';' ) |
|
809 { |
|
810 // bad, out! |
|
811 ret = ETrue; |
|
812 break; |
|
813 } |
|
814 |
|
815 if ( now == ';' && previous == ';' ) |
|
816 { |
|
817 // bad, out! |
|
818 ret = ETrue; |
|
819 break; |
|
820 } |
|
821 |
|
822 }*/ |
|
823 |
|
824 } // EOFor |
|
825 return ret; |
|
826 } |
|
827 |
|
828 // ---------------------------------------------------------------------------- |
|
829 // CSCPSpecificStringsPlugin::RemoveDuplicateWords |
|
830 // Checks wheater there are duplicate words in the array, removes them! |
|
831 // Status : Approved |
|
832 // ---------------------------------------------------------------------------- |
|
833 // |
|
834 void CSCPSpecificStringsPlugin::RemoveDuplicateWords( CDesCArrayFlat& array ) |
|
835 { |
|
836 Dprint( (_L("CSCPSpecificStringsPlugin::RemoveDuplicateWords()") )); |
|
837 // check for match |
|
838 TBuf<KSCPPasscodeMaxLength> arrayItemAt; |
|
839 TBuf<KSCPPasscodeMaxLength> arrayItemNext; |
|
840 TInt arraycounter =0; |
|
841 while (arraycounter < array.Count()) |
|
842 { |
|
843 // Get the item from array. |
|
844 arrayItemAt = array.MdcaPoint(arraycounter); |
|
845 |
|
846 // search the rest for match |
|
847 for (TInt n = 1 + arraycounter ; n < array.Count() ; n++) |
|
848 { |
|
849 arrayItemNext = array.MdcaPoint(n); |
|
850 if (arrayItemAt.Compare(arrayItemNext) == KErrNone) |
|
851 { |
|
852 // Delete |
|
853 array.Delete(n); |
|
854 n--; |
|
855 |
|
856 } |
|
857 } |
|
858 arraycounter++; |
|
859 |
|
860 } |
|
861 |
|
862 } |
|
863 |
|
864 |
|
865 // ---------------------------------------------------------------------------- |
|
866 // CSCPSpecificStringsPlugin::ParseAndRemoveL |
|
867 // Parses And Removes ForbiddenSecurityCodes from ini file |
|
868 // Status : Approved |
|
869 // ---------------------------------------------------------------------------- |
|
870 // |
|
871 TInt CSCPSpecificStringsPlugin::ParseAndRemoveL( TDes& aForbiddenSecurityCodes ) |
|
872 { |
|
873 Dprint( (_L("CSCPSpecificStringsPlugin::ParseAndRemoveL()") )); |
|
874 // Set The file environment |
|
875 TInt errSC = SetConfigFile (); |
|
876 if (errSC != KErrNone) return errSC; |
|
877 |
|
878 |
|
879 // Make array for data |
|
880 CDesCArrayFlat* arraycurrent = new (ELeave) CDesCArrayFlat(1); |
|
881 CleanupStack::PushL( arraycurrent ); |
|
882 |
|
883 // Read the previous wordlist. |
|
884 // Reading might fall for NotFound, get out, nothing to do. |
|
885 if ( GetSpecificStringsArrayL( *arraycurrent ) == KErrNotFound ) |
|
886 { |
|
887 arraycurrent->Reset(); |
|
888 CleanupStack::PopAndDestroy( arraycurrent ); |
|
889 return KErrNone; |
|
890 } |
|
891 |
|
892 // Make array for data for wordlist to be removed |
|
893 CDesCArrayFlat* arrayremoved = new (ELeave) CDesCArrayFlat(1); |
|
894 CleanupStack::PushL( arrayremoved ); |
|
895 |
|
896 // Parse the ; separated values into array from given wordlist |
|
897 TLex16 lex (aForbiddenSecurityCodes); |
|
898 lex.Mark(); |
|
899 while(!lex.Eos()) |
|
900 { |
|
901 while(lex.Peek() != ';' && !lex.Eos() ) lex.Inc(); |
|
902 |
|
903 arrayremoved->AppendL(lex.MarkedToken()); |
|
904 lex.Inc(); |
|
905 lex.Mark(); |
|
906 } |
|
907 |
|
908 // Remove possible duplicates in wordlist |
|
909 RemoveDuplicateWords( *arrayremoved ); |
|
910 |
|
911 // Make the ParamObject |
|
912 CSCPParamObject* forbiddensecuritycodeobject = CSCPParamObject::NewL(); |
|
913 CleanupStack::PushL( forbiddensecuritycodeobject ); |
|
914 |
|
915 TBuf<KSCPPasscodeMaxLength> arrayItemcurrent; |
|
916 TBuf<KSCPPasscodeMaxLength> arrayItemremove; |
|
917 TInt addedcounter,removedcounter,currentItemCounter,err; |
|
918 TBool itemremovedexlude,itemremovecurrent; |
|
919 itemremovedexlude = EFalse; |
|
920 itemremovecurrent = EFalse; |
|
921 addedcounter = 0; |
|
922 removedcounter = 0; |
|
923 err = 0; |
|
924 |
|
925 // Remember the current situation before exluding. |
|
926 currentItemCounter = arraycurrent->Count(); |
|
927 |
|
928 // Loop the main array |
|
929 while (addedcounter < arraycurrent->Count()) |
|
930 { |
|
931 // Get the item from current spesific wordarray. |
|
932 arrayItemcurrent = arraycurrent->MdcaPoint(addedcounter); |
|
933 while (removedcounter < arrayremoved->Count()) |
|
934 { |
|
935 |
|
936 arrayItemremove = arrayremoved->MdcaPoint(removedcounter); |
|
937 if(arrayItemcurrent.CompareC(arrayItemremove) == KErrNone) |
|
938 { |
|
939 arrayremoved->Delete(removedcounter); |
|
940 arraycurrent->Delete(addedcounter); |
|
941 itemremovedexlude = ETrue; |
|
942 itemremovecurrent = ETrue; |
|
943 } |
|
944 if (itemremovedexlude) itemremovedexlude = EFalse; |
|
945 else removedcounter++; |
|
946 |
|
947 } |
|
948 |
|
949 if (itemremovecurrent) itemremovecurrent = EFalse; |
|
950 else addedcounter++; |
|
951 removedcounter = 0; |
|
952 } |
|
953 |
|
954 // Check wheather there has been eny changes in the current array (removes) |
|
955 if (currentItemCounter != arraycurrent->Count() ) |
|
956 { |
|
957 // All of items were removed, flush the file |
|
958 if ( arraycurrent->Count() == 0 ) |
|
959 { |
|
960 TRAP_IGNORE( FlushConfigFileL() ); |
|
961 } |
|
962 else |
|
963 { |
|
964 // Reuse |
|
965 arrayItemcurrent.Zero(); |
|
966 // Set the object with fixed array |
|
967 for (TInt n = 0; n < arraycurrent->Count() ; n++) |
|
968 { |
|
969 // Get the item from current spesific wordarray. |
|
970 arrayItemcurrent = arraycurrent->MdcaPoint(n); |
|
971 forbiddensecuritycodeobject->Set( KSpecificStringsParamBase+n,arrayItemcurrent); |
|
972 } |
|
973 |
|
974 // Set the Counter param |
|
975 forbiddensecuritycodeobject->Set( KSpecificStringsCounterParamID,arraycurrent->Count()); |
|
976 |
|
977 //Write |
|
978 TRAP( err, forbiddensecuritycodeobject->WriteToFileL( iCfgFilenamepath, iFs ) ); |
|
979 if ( err != KErrNone ) |
|
980 { |
|
981 Dprint( (_L("CSCPSpecificStringsPlugin::ParseAndRemoveL(): WARNING:\ |
|
982 failed to write plugin configuration: %d"), err )); |
|
983 } |
|
984 } |
|
985 } |
|
986 |
|
987 |
|
988 CleanupStack::PopAndDestroy( forbiddensecuritycodeobject ); |
|
989 |
|
990 // Kill arrays |
|
991 arrayremoved->Reset(); |
|
992 CleanupStack::PopAndDestroy( arrayremoved ); |
|
993 |
|
994 arraycurrent->Reset(); |
|
995 CleanupStack::PopAndDestroy( arraycurrent ); |
|
996 |
|
997 return err; |
|
998 } |
|
999 |
|
1000 |
|
1001 // ---------------------------------------------------------------------------- |
|
1002 // CSCPSpecificStringsPlugin::LoadAndFormatResL |
|
1003 // Load the given resouce, and format the string according to the TInt parameters |
|
1004 // if given. |
|
1005 // |
|
1006 // Status : Approved |
|
1007 // ---------------------------------------------------------------------------- |
|
1008 // |
|
1009 HBufC* CSCPSpecificStringsPlugin::LoadAndFormatResL( TInt aResId, TInt* aParam1, TInt* aParam2 ) |
|
1010 { |
|
1011 HBufC16* resource = NULL; |
|
1012 HBufC* hbuf = NULL; |
|
1013 |
|
1014 resource = LoadResourceLC( aResId ); |
|
1015 TInt allocLen = 0; |
|
1016 if ( aParam1 != NULL ) |
|
1017 { |
|
1018 allocLen += KSCPMaxIntLength; |
|
1019 } |
|
1020 if ( aParam2 != NULL ) |
|
1021 { |
|
1022 allocLen += KSCPMaxIntLength; |
|
1023 } |
|
1024 |
|
1025 hbuf = HBufC::NewL( resource->Length() + allocLen ); |
|
1026 |
|
1027 if ( ( aParam1 == NULL ) && ( aParam2 == NULL ) ) |
|
1028 { |
|
1029 hbuf->Des().Copy( resource->Des() ); |
|
1030 } |
|
1031 else |
|
1032 { |
|
1033 if ( aParam1 == NULL ) |
|
1034 { |
|
1035 hbuf->Des().Format( resource->Des(), *aParam2 ); |
|
1036 } |
|
1037 else if ( aParam2 == NULL ) |
|
1038 { |
|
1039 hbuf->Des().Format(resource->Des(), *aParam1 ); |
|
1040 } |
|
1041 else |
|
1042 { |
|
1043 hbuf->Des().Format(resource->Des(), *aParam1, *aParam2 ); |
|
1044 } |
|
1045 } |
|
1046 |
|
1047 CleanupStack::PopAndDestroy( resource ); |
|
1048 return hbuf; |
|
1049 } |
|
1050 |
|
1051 // End of File |