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1 /* |
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2 * Copyright (c) 2003 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: Handles the creation and destruction of individual access |
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15 * controllers |
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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 // INCLUDE FILES |
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22 #include "ScardAccessControlRegistry.h" |
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23 #include "ScardAccessControl.h" |
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24 #include "WimTrace.h" |
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25 |
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26 #ifdef _DEBUG // for logging |
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27 #include "ScardLogs.h" |
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28 #include <flogger.h> |
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29 #endif |
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30 // ============================ MEMBER FUNCTIONS =============================== |
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31 |
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32 // ----------------------------------------------------------------------------- |
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33 // CScardAccessControlRegistry::CScardAccessControlRegistry |
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34 // C++ default constructor can NOT contain any code, that |
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35 // might leave. |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 CScardAccessControlRegistry::CScardAccessControlRegistry() |
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39 { |
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40 } |
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41 |
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42 // ----------------------------------------------------------------------------- |
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43 // CScardAccessControlRegistry::ConstructL |
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44 // Symbian 2nd phase constructor can leave. |
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45 // ----------------------------------------------------------------------------- |
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46 // |
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47 void CScardAccessControlRegistry::ConstructL( CScardServer* aServer ) |
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48 { |
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49 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::ConstructL|Begin")); |
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50 iAccessControllers = new( ELeave ) CArrayFixFlat<CScardAccessControl*>( 1 ); |
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51 iServer = aServer; |
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52 } |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CScardAccessControlRegistry::NewL |
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56 // Two-phased constructor. |
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57 // ----------------------------------------------------------------------------- |
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58 // |
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59 CScardAccessControlRegistry* CScardAccessControlRegistry::NewL( |
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60 CScardServer* aServer ) |
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61 { |
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62 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::NewL|Begin")); |
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63 CScardAccessControlRegistry* self = |
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64 new( ELeave ) CScardAccessControlRegistry; |
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65 |
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66 CleanupStack::PushL( self ); |
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67 self->ConstructL( aServer ); |
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68 CleanupStack::Pop( self ); |
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69 |
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70 return self; |
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71 } |
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72 |
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73 |
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74 // Destructor |
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75 CScardAccessControlRegistry::~CScardAccessControlRegistry() |
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76 { |
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77 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::~CScardAccessControlRegistry|Begin")); |
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78 while ( iAccessControllers->Count() ) |
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79 { |
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80 RemoveAccessController( 0 ); |
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81 } |
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82 delete iAccessControllers; |
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83 } |
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84 |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // CScardAccessControlRegistry::ControllerRetired |
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88 // An access controller has been disconnected |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 void CScardAccessControlRegistry::ControllerRetired( |
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92 CScardAccessControl* aControl ) |
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93 { |
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94 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::ControllerRetired|Begin")); |
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95 for ( TInt i( 0 ); i < iAccessControllers->Count(); i++ ) |
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96 { |
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97 if ( iAccessControllers->At( i ) == aControl ) |
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98 { |
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99 iAccessControllers->Delete( i ); |
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100 return; |
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101 } |
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102 } |
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103 } |
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104 |
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105 // ----------------------------------------------------------------------------- |
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106 // CScardAccessControlRegistry::RemoveAccessController |
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107 // Remove Access controller from registry |
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108 // ----------------------------------------------------------------------------- |
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109 // |
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110 void CScardAccessControlRegistry::RemoveAccessController( |
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111 const TInt aIndex ) |
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112 { |
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113 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::RemoveAccessController|Begin")); |
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114 __ASSERT_ALWAYS( aIndex < iAccessControllers->Count(), |
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115 User::Panic( _L( "Registry corruption" ), |
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116 KScServerPanicInternalError ) ); |
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117 |
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118 // we allocated the controller, so we must also delete it.. |
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119 delete ( (*iAccessControllers)[aIndex] ); |
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120 |
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121 // ...and remove it from the registy as well |
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122 //Check first it is not removed yet... |
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123 if ( aIndex < iAccessControllers->Count() ) |
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124 { |
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125 iAccessControllers->Delete( aIndex ); |
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126 } |
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127 return; |
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128 } |
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129 |
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130 // ----------------------------------------------------------------------------- |
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131 // CScardAccessControlRegistry::Reader |
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132 // Get reader object by Reader ID |
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133 // ----------------------------------------------------------------------------- |
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134 // |
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135 MScardReader* CScardAccessControlRegistry::Reader( |
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136 const TReaderID aReaderID) const |
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137 { |
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138 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::Reader|Begin")); |
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139 for ( TInt i( 0 ); i < iAccessControllers->Count(); i++ ) |
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140 { |
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141 if ( (*iAccessControllers)[i]->ReaderID() == aReaderID ) |
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142 { |
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143 return (*iAccessControllers)[i]->Reader(); |
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144 } |
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145 } |
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146 return NULL; |
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147 } |
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148 |
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149 // ----------------------------------------------------------------------------- |
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150 // CScardAccessControlRegistry::FindAccessController |
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151 // Returns the access controller for given reader. |
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152 // Returns NULL if access controlled is not created |
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153 // ----------------------------------------------------------------------------- |
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154 // |
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155 CScardAccessControl* CScardAccessControlRegistry::FindAccessController( |
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156 const TReaderID aReaderID ) |
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157 { |
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158 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::FindAccessController|Begin")); |
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159 for ( TInt i( 0 ); i < iAccessControllers->Count(); i++ ) |
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160 { |
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161 if ( (*iAccessControllers)[i]->ReaderID() == aReaderID ) |
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162 { |
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163 return (*iAccessControllers)[i]; |
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164 } |
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165 } |
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166 return NULL; |
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167 } |
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168 |
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169 // ----------------------------------------------------------------------------- |
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170 // CScardAccessControlRegistry::ReaderHandlerLoaded |
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171 // Check if this reader has a controller loaded |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 TBool CScardAccessControlRegistry::ReaderHandlerLoaded( |
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175 const TReaderID aReaderID ) const |
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176 { |
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177 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::ReaderHandlerLoaded|Begin")); |
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178 for ( TInt i( 0 ); i < iAccessControllers->Count(); i++ ) |
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179 { |
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180 if ( (*iAccessControllers)[i]->ReaderID() == aReaderID ) |
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181 { |
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182 return ETrue; |
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183 } |
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184 } |
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185 return EFalse; |
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186 } |
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187 |
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188 // ----------------------------------------------------------------------------- |
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189 // CScardAccessControlRegistry::Server |
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190 // Returns the server |
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191 // ----------------------------------------------------------------------------- |
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192 // |
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193 CScardServer* CScardAccessControlRegistry::Server() |
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194 { |
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195 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::Server|Begin")); |
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196 return iServer; |
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197 } |
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198 |
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199 // ----------------------------------------------------------------------------- |
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200 // CScardAccessControlRegistry::AccessController |
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201 // Creates access controller if necessary |
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202 // ----------------------------------------------------------------------------- |
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203 // |
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204 CScardAccessControl* CScardAccessControlRegistry::AccessController( |
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205 const TReaderID aReaderID ) |
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206 { |
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207 _WIMTRACE(_L("WIM|Scard|CScardAccessControlRegistry::AccessController|Begin")); |
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208 #ifdef _DEBUG |
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209 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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210 EFileLoggingModeAppend, |
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211 _L( "CScardAccessControlRegistry::GetAccessController entered.\n" ) ); |
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212 #endif |
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213 // If a controller is already made for the reader, just return it |
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214 CScardAccessControl* ctrl = FindAccessController( aReaderID ); |
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215 if ( ctrl ) |
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216 { |
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217 #ifdef _DEBUG |
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218 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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219 EFileLoggingModeAppend, |
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220 _L( "CScardAccessControlRegistry::GetAccessController access\ |
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221 controller found.\n" ) ); |
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222 #endif |
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223 return ctrl; |
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224 } |
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225 |
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226 // If we're here, the controller has not yet been made, so create it |
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227 #ifdef _DEBUG |
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228 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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229 EFileLoggingModeAppend, |
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230 _L( "CScardAccessControlRegistry::GetAccessController create new access\ |
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231 controller.\n" ) ); |
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232 #endif |
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233 TRAPD( err, ctrl = CScardAccessControl::NewL( aReaderID, this ) ); |
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234 if ( !ctrl || err ) |
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235 { |
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236 #ifdef _DEBUG |
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237 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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238 EFileLoggingModeAppend, |
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239 _L( "CScardAccessControlRegistry::GetAccessController access\ |
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240 controller creation failed: %d.\n" ), err ); |
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241 #endif |
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242 return NULL; |
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243 } |
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244 |
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245 TRAP( err, iAccessControllers->AppendL( ctrl ) ); |
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246 if ( err ) |
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247 { |
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248 return NULL; |
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249 } |
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250 |
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251 return ctrl; |
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252 } |
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253 |
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254 // End of File |