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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: This object is the one responsible for trafficing between |
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15 * the Smart Card reader and the sessions. |
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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 "ScardServer.h" |
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23 #include "ScardReaderRegistry.h" |
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24 #include "ScardAccessControl.h" |
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25 #include "ScardAccessControlRegistry.h" |
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26 #include "ScardCommandTimer.h" |
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27 #include "ScardConnector.h" |
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28 #include <c32comm.h> // Needed for RCommServ in WINS |
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29 #include "WimTrace.h" |
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30 |
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31 #ifdef _DEBUG // for logging |
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32 #include "ScardLogs.h" |
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33 #include <flogger.h> |
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34 #endif |
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35 |
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36 // ============================ MEMBER FUNCTIONS =============================== |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // TMessageHandle::TMessageHandle |
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40 // C++ default constructor can NOT contain any code, that |
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41 // might leave. |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 TMessageHandle::TMessageHandle( |
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45 const RMessage2& aMessage, |
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46 const TInt aSessionID, |
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47 const TReaderID aReaderID, |
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48 const TInt8 aChannel, |
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49 const TInt8 aAddition) |
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50 : iMessage( aMessage ), |
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51 iSessionID( aSessionID ), |
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52 iReaderID( aReaderID ), |
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53 iCancelled( EFalse ), |
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54 iChannel( aChannel ), |
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55 iTimer( NULL ), |
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56 iAdditionalParameter( aAddition ) |
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57 { |
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58 } |
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59 |
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60 // ----------------------------------------------------------------------------- |
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61 // TMessageHandle::TMessageHandle |
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62 // C++ default constructor can NOT contain any code, that |
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63 // might leave. |
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64 // ----------------------------------------------------------------------------- |
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65 // |
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66 TMessageHandle::TMessageHandle() |
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67 : iMessage(), |
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68 iSessionID( ENoSession ), |
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69 iReaderID( 0 ), |
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70 iCancelled( EFalse ), |
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71 iChannel( 0 ), |
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72 iTimer( NULL ), |
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73 iAdditionalParameter( 0 ) |
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74 { |
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75 } |
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76 |
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77 // ----------------------------------------------------------------------------- |
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78 // CScardAccessControl::CScardAccessControl |
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79 // C++ default constructor can NOT contain any code, that |
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80 // might leave. |
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81 // ----------------------------------------------------------------------------- |
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82 // |
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83 CScardAccessControl::CScardAccessControl( |
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84 const TReaderID aReaderID, |
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85 CScardAccessControlRegistry* aControlRegistry ) |
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86 : CActive( EPriorityNormal ), |
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87 iSessionRegistry( NULL ), |
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88 iReaderActive( EFalse ), |
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89 iIsCreated( EFalse ), |
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90 iIsOpen( EFalse ), |
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91 iNextSessionID( 1 ), |
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92 iReader( NULL ), |
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93 iReaderID( aReaderID ), |
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94 iControlRegistry( aControlRegistry ), |
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95 iManager( NULL ), |
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96 iLifeMode( ECanBeDeleted ) |
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97 { |
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98 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::CScardAccessControl|Begin")); |
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99 CActiveScheduler::Add( this ); |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CScardAccessControl::ConstructL |
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104 // Symbian 2nd phase constructor can leave. |
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105 // ----------------------------------------------------------------------------- |
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106 // |
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107 void CScardAccessControl::ConstructL() |
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108 { |
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109 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::ConstructL|Begin")); |
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110 iSessionRegistry = new( ELeave ) CArrayFixFlat<TReaderSession>( 1 ); |
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111 iManager = CScardChannelManager::NewL(); |
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112 } |
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113 |
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114 // ----------------------------------------------------------------------------- |
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115 // CScardAccessControl::NewL |
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116 // Two-phased constructor. |
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117 // ----------------------------------------------------------------------------- |
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118 // |
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119 CScardAccessControl* CScardAccessControl::NewL( |
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120 const TReaderID aReaderID, |
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121 CScardAccessControlRegistry* aControl ) |
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122 { |
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123 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::NewL|Begin")); |
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124 CScardAccessControl* self = new( ELeave ) CScardAccessControl( aReaderID, |
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125 aControl ); |
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126 |
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127 CleanupStack::PushL( self ); |
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128 self->ConstructL(); |
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129 CleanupStack::Pop( self ); |
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130 |
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131 #ifdef _DEBUG |
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132 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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133 EFileLoggingModeAppend, |
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134 _L( "Access controller created.\n" ) ); |
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135 #endif |
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136 return self; |
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137 } |
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138 |
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139 |
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140 // Destructor |
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141 CScardAccessControl::~CScardAccessControl() |
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142 { |
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143 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::~CScardAccessControl|Begin")); |
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144 Cancel(); |
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145 |
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146 if ( iIsCreated ) |
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147 { |
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148 DetachSessionFromReader( EAccessMasterID ); |
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149 } |
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150 if ( iControlRegistry ) |
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151 { |
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152 iControlRegistry->ControllerRetired( this ); |
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153 } |
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154 delete iSessionRegistry; |
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155 delete iManager; |
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156 #ifdef _DEBUG |
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157 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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158 EFileLoggingModeAppend, |
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159 _L( "Access controller destroyed.\n" ) ); |
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160 #endif |
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161 } |
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162 |
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163 // ----------------------------------------------------------------------------- |
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164 // CScardAccessControl::InitiateCommunication |
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165 // Set the reader as active. Prevents polling and other sessions |
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166 // from using the reader. Returns the request status of this object. |
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167 // ----------------------------------------------------------------------------- |
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168 // |
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169 TRequestStatus& CScardAccessControl::InitiateCommunication( |
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170 const TInt aSessionID, |
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171 const RMessage2& aMessage, |
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172 const TInt32 aTimeOut, |
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173 const TInt8 aChannel, |
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174 const TUint8 aAdditionalParameter ) |
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175 { |
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176 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::InitiateCommunication|Begin")); |
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177 #ifdef _DEBUG |
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178 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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179 EFileLoggingModeAppend, |
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180 _L( "CScardAccessControl::InitiateCommunication session: %d, channel:\ |
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181 %d, reader: %d\n" ), aSessionID, aChannel, iReaderID ); |
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182 #endif |
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183 iReaderActive = ETrue; |
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184 |
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185 TMessageHandle handle( aMessage, aSessionID, iReaderID, aChannel, |
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186 aAdditionalParameter ); |
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187 if ( aTimeOut ) |
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188 { |
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189 #ifdef _DEBUG |
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190 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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191 EFileLoggingModeAppend, |
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192 _L( "CScardAccessControl::InitiateCommunication create command\ |
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193 timer\n" ) ); |
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194 #endif |
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195 TRAPD( err, |
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196 handle.iTimer = CScardCommandTimer::NewL( aTimeOut, this ) ); |
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197 if ( err ) |
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198 { |
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199 return iStatus; |
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200 } |
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201 handle.iTimer->StartTiming(); |
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202 } |
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203 |
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204 TRAPD( err, iManager->PushMessageToTopL( handle ) ); |
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205 if ( !err ) |
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206 { |
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207 SetActive(); |
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208 } |
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209 iStatus = err; |
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210 _WIMTRACE2(_L("WIM|Scard|CScardAccessControl::InitiateCommunication|End|iStatus=%d"), err); |
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211 return iStatus; |
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212 } |
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213 |
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214 // ----------------------------------------------------------------------------- |
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215 // CScardAccessControl::ReaderIsReady |
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216 // Ask if the reader is available to use for aSessionID. |
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217 // ----------------------------------------------------------------------------- |
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218 // |
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219 TBool CScardAccessControl::ReaderIsReady( |
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220 const TInt aSessionID, |
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221 const TInt8 aChannel ) const |
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222 { |
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223 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::ReaderIsReady|Begin")); |
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224 TInt res( 0 ); |
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225 |
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226 TRAPD( err, res = iManager->ChannelReservedL( aChannel ) ); |
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227 if ( err ) |
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228 { |
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229 return EFalse; |
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230 } |
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231 if ( res ) |
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232 { |
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233 if ( res != aSessionID && aSessionID != EAccessMasterID ) |
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234 { |
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235 #ifdef _DEBUG |
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236 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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237 EFileLoggingModeAppend, |
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238 _L( "CScardAccessControl::ReaderIsReady: Channel reserved by\ |
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239 another session.\n" ) ); |
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240 #endif |
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241 return EFalse; |
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242 } |
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243 } |
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244 |
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245 if ( iReaderActive ) |
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246 { |
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247 #ifdef _DEBUG |
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248 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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249 EFileLoggingModeAppend, |
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250 _L( "CScardAccessControl::ReaderIsReady: Reader active.\n" ) ); |
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251 #endif |
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252 return EFalse; |
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253 } |
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254 else |
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255 { |
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256 return ETrue; |
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257 } |
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258 } |
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259 |
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260 // ----------------------------------------------------------------------------- |
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261 // CScardAccessControl::FreeChannelL |
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262 // Free current reservation (if this session has a reservation) |
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263 // If there are messages in the stack, service them. |
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264 // ----------------------------------------------------------------------------- |
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265 // |
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266 void CScardAccessControl::FreeChannelL( |
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267 const TInt aSessionID, |
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268 const TInt8 aChannel ) |
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269 { |
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270 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::FreeChannelL|Begin")); |
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271 if ( aChannel == KAllChannels ) |
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272 { |
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273 iManager->FreeChannels( aSessionID ); |
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274 } |
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275 else |
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276 { |
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277 iManager->FreeChannelL( aChannel, aSessionID ); |
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278 } |
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279 |
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280 if ( !iReaderActive ) |
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281 { |
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282 HandleNextMessageL( iManager->NextMessageFromFree( aChannel ) ); |
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283 } |
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284 } |
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285 |
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286 // ----------------------------------------------------------------------------- |
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287 // CScardAccessControl::RunL |
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288 // Handle completed reader messages by finding the caller, and calling |
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289 // the complete function. Also take the next message from the stack (if |
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290 // present) and start handling it. |
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291 // ----------------------------------------------------------------------------- |
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292 // |
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293 void CScardAccessControl::RunL() |
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294 { |
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295 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::RunL|Begin")); |
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296 #ifdef _DEBUG |
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297 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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298 EFileLoggingModeAppend, |
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299 _L( "CScardAccessControl::RunL\n" ) ); |
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300 #endif |
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301 iLifeMode = ECanNotDelete; |
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302 |
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303 // reader has finished, mark it as inactive |
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304 iReaderActive = EFalse; |
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305 |
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306 // Get the message that was serviced, and the session that made the |
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307 // request |
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308 TMessageHandle msgHandle = iManager->MessageFromTop(); |
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309 |
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310 // Controller needs to know if a connection has been successful |
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311 if ( msgHandle.iAdditionalParameter == KOpenReader ) |
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312 { |
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313 // If connection was succesful, ConnectionDone() is called from |
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314 // notifier. Otherwise, call it from here. |
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315 if ( iStatus == KErrNone ) |
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316 { |
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317 iIsOpen = ETrue; |
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318 } |
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319 else |
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320 { |
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321 iControlRegistry->Server()->ConnectionRegistry()-> |
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322 Connection( 0 ).iConnector->ConnectionDone( |
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323 msgHandle.iReaderID, iStatus.Int() ); |
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324 } |
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325 } |
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326 |
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327 // Handle result in appropriate session |
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328 // In case the operation was cancelled, continue from the next operation |
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329 // w/o completing the last one. |
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330 // In case of connecting to reader, ConnectionDone() takes care of |
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331 // completing the message. |
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332 if ( !msgHandle.iCancelled && |
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333 msgHandle.iAdditionalParameter != KOpenReader ) |
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334 { |
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335 CScardSession* session = SessionBase( msgHandle.iSessionID ); |
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336 if ( !session ) |
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337 { |
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338 User::Panic( _L( "Message stack fault" ), |
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339 KScServerPanicInternalError ); |
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340 } |
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341 #ifdef _DEBUG |
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342 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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343 EFileLoggingModeAppend, |
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344 _L( "CScardAccessControl::RunL: Message %x completed with status\ |
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345 %d.\n" ), msgHandle.iAdditionalParameter, iStatus.Int() ); |
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346 #endif |
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347 session->AsynchronousServiceComplete( msgHandle, iStatus.Int() ); |
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348 } |
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349 |
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350 // The session may have indicated that it's about time for this |
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351 // object to destroy itself |
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352 if ( iLifeMode == EDestroyASAP ) |
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353 { |
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354 delete this; |
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355 return; |
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356 } |
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357 |
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358 iLifeMode = ECanBeDeleted; |
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359 |
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360 // Check for queued messages. |
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361 HandleNextMessageL( iManager->NextMessageL() ); |
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362 } |
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363 |
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364 // ----------------------------------------------------------------------------- |
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365 // CScardAccessControl::DoCancel |
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366 // Instruct the reader to cancel |
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367 // ----------------------------------------------------------------------------- |
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368 // |
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369 void CScardAccessControl::DoCancel() |
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370 { |
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371 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::DoCancel|Begin")); |
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372 if ( iReader ) |
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373 { |
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374 #ifdef _DEBUG |
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375 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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376 EFileLoggingModeAppend, |
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377 _L( "CScardAccessControl::DoCancel: Canceling transmissions.\n" ) ); |
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378 #endif |
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379 TRAPD( err, CancelTransmissionsL( EAccessMasterID ) ); |
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380 |
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381 if ( err != KErrNone ) |
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382 { |
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383 // Do nothing |
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384 } |
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385 } |
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386 } |
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387 |
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388 // ----------------------------------------------------------------------------- |
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389 // CScardAccessControl::QueueExecution |
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390 // Queue the execution of a command until it can be serviced |
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391 // ----------------------------------------------------------------------------- |
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392 // |
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393 void CScardAccessControl::QueueExecution( |
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394 const RMessage2& aMessage, |
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395 const TInt aSessionID, |
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396 const TInt32 aTimeOut, |
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397 const TInt8 aChannel, |
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398 const TInt8 aParameter ) |
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399 { |
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400 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::QueueExecution|Begin")); |
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401 TMessageHandle tmp( aMessage, aSessionID, iReaderID, aChannel, aParameter ); |
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402 TInt err; |
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403 if ( aTimeOut ) |
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404 { |
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405 TRAP( err, tmp.iTimer = CScardCommandTimer::NewL( aTimeOut, this ) ); |
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406 if ( err ) |
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407 { |
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408 tmp.iMessage.Complete( err ); |
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409 } |
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410 tmp.iTimer->StartTiming(); |
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411 } |
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412 |
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413 TRAP( err, iManager->PushMessageToBottomL( tmp ) ); |
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414 if ( err ) |
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415 { |
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416 tmp.iMessage.Complete( err ); |
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417 } |
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418 } |
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419 |
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420 // ----------------------------------------------------------------------------- |
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421 // CScardAccessControl::QueueChannelOperation |
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422 // Queue channel operation |
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423 // ----------------------------------------------------------------------------- |
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424 // |
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425 void CScardAccessControl::QueueChannelOperation( |
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426 const RMessage2& aMessage, |
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427 const TInt aSessionID, |
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428 const TInt32 aTimeOut, |
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429 const TInt8 aChannel ) |
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430 { |
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431 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::QueueChannelOperation|Begin")); |
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432 TMessageHandle tmp( aMessage, aSessionID, iReaderID, aChannel, |
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433 KReservation ); |
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434 if ( aTimeOut ) |
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435 { |
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436 TRAPD( err, tmp.iTimer = CScardCommandTimer::NewL( aTimeOut, this ) ); |
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437 if ( err ) |
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438 { |
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439 tmp.iMessage.Complete( err ); |
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440 } |
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441 tmp.iTimer->StartTiming(); |
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442 } |
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443 |
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444 TRAPD( err, iManager->PushMessageToBottomL( tmp ) ); |
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445 if ( err ) |
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446 { |
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447 tmp.iMessage.Complete( err ); |
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448 } |
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449 } |
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450 |
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451 // ----------------------------------------------------------------------------- |
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452 // CScardAccessControl::IsAttached |
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453 // Is this session attached to the reader yet? |
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454 // ----------------------------------------------------------------------------- |
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455 // |
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456 TBool CScardAccessControl::IsAttached( CScardSession* aSession ) const |
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457 { |
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458 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::IsAttached|Begin")); |
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459 TInt sessionCount = iSessionRegistry->Count(); |
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460 for ( TInt i( 0 ); i < sessionCount; i++ ) |
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461 { |
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462 if ( (*iSessionRegistry)[i].SessionBase == aSession ) |
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463 { |
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464 return ETrue; |
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465 } |
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466 } |
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467 return EFalse; |
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468 } |
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469 |
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470 // ----------------------------------------------------------------------------- |
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471 // CScardAccessControl::SessionBase |
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472 // Returns CScardSession* belonging to this session id |
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473 // ----------------------------------------------------------------------------- |
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474 // |
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475 CScardSession* CScardAccessControl::SessionBase( const TInt aSessionID ) |
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476 { |
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477 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::SessionBase|Begin")); |
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478 TInt sessionCount = iSessionRegistry->Count(); |
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479 for ( TInt i( 0 ); i < sessionCount; i++ ) |
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480 { |
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481 if ( (*iSessionRegistry)[i].SessionID == aSessionID ) |
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482 { |
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483 return (*iSessionRegistry)[i].SessionBase; |
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484 } |
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485 } |
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486 return NULL; |
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487 } |
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488 |
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489 // ----------------------------------------------------------------------------- |
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490 // CScardAccessControl::CardEvent |
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491 // Handle card event |
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492 // ----------------------------------------------------------------------------- |
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493 // |
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494 void CScardAccessControl::CardEvent( |
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495 const TScardServiceStatus aEvent, |
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496 const TScardATR& aATR ) |
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497 { |
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498 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::CardEvent|Begin")); |
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499 |
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500 if ( aATR.Length() ) |
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501 { |
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502 iATR = aATR; |
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503 } |
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504 |
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505 if ( aEvent == EScardRemoved ) |
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506 { |
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507 iManager->CardRemoved(); |
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508 } |
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509 |
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510 TInt sessionCount = iSessionRegistry->Count(); |
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511 |
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512 for ( TInt index( 0 ); index < sessionCount ; index++ ) |
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513 { |
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514 iSessionRegistry->At( index ).SessionBase->CardEvent( aEvent, aATR, |
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515 iReaderID ); |
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516 } |
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517 } |
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518 |
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519 // ----------------------------------------------------------------------------- |
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520 // CScardAccessControl::CancelTransmissionsL |
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521 // Cancel Transmissions |
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522 // ----------------------------------------------------------------------------- |
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523 // |
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524 void CScardAccessControl::CancelTransmissionsL( const TInt aSessionID ) |
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525 { |
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526 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::CancelTransmissions|Begin")); |
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527 #ifdef _DEBUG |
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528 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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529 EFileLoggingModeAppend, |
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530 _L( "CScardAccessControl::CancelTransmissions: Purge messages from \ |
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531 stack.\n" ) ); |
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532 #endif |
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533 // First purge the messages from the stack |
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534 iManager->CancelAll( aSessionID ); |
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535 |
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536 // If the message currently served is for the calling session, cancel it |
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537 // from the reader also and put it back |
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538 TMessageHandle tmp = iManager->MessageFromTop(); |
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539 if ( tmp.iSessionID == aSessionID || aSessionID == EAccessMasterID ) |
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540 { |
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541 #ifdef _DEBUG |
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542 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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543 EFileLoggingModeAppend, |
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544 _L( "CScardAccessControl::CancelTransmissions: Cancel message from\ |
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545 reader.\n" ) ); |
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546 #endif |
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547 |
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548 iReader->CancelTransmit(); |
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549 |
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550 if ( aSessionID == EAccessMasterID ) |
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551 { |
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552 // reader not active anymore |
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553 iReaderActive = EFalse; |
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554 } |
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555 } |
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556 |
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557 if ( tmp.iSessionID != ENoSession && aSessionID != EAccessMasterID ) |
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558 { |
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559 iManager->PushMessageToTopL( tmp ); |
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560 } |
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561 |
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562 // Finish by clearing any reservations the cancelling session has done |
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563 #ifdef _DEBUG |
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564 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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565 EFileLoggingModeAppend, |
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566 _L( "CScardAccessControl::CancelTransmissions: Free reserved\ |
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567 channels.\n" ) ); |
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568 #endif |
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569 iManager->FreeChannels( aSessionID ); |
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570 } |
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571 |
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572 // ----------------------------------------------------------------------------- |
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573 // CScardAccessControl::DetachSessionFromReader |
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574 // Detach session from reader |
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575 // ----------------------------------------------------------------------------- |
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576 // |
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577 void CScardAccessControl::DetachSessionFromReader( const TInt aSessionID ) |
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578 { |
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579 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::DetachSessionFromReader|Begin")); |
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580 if ( aSessionID == EAccessMasterID ) |
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581 { |
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582 #ifdef _DEBUG |
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583 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
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584 EFileLoggingModeAppend, |
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585 _L( "CScardAccessControl::DetachSessionFromReader: Detach all\ |
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586 sessions...\n" ) ); |
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587 #endif |
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588 |
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589 // detach all sessions and delete all their messages |
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590 DequeueOperations( EAccessMasterID ); |
|
591 while ( iSessionRegistry->Count() ) |
|
592 { |
|
593 iSessionRegistry->Delete( 0 ); |
|
594 } |
|
595 |
|
596 // all sessions have been detached, so kill the reader (if it's around) |
|
597 if ( iReader ) |
|
598 { |
|
599 iReader->Close(); |
|
600 } |
|
601 iControlRegistry->Server()->FactoryRegistry()->CloseReader( |
|
602 iReaderID ); |
|
603 iReader = NULL; |
|
604 iIsOpen = EFalse; |
|
605 iIsCreated = EFalse; |
|
606 } |
|
607 |
|
608 else |
|
609 { |
|
610 #ifdef _DEBUG |
|
611 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
612 EFileLoggingModeAppend, |
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613 _L( "CScardAccessControl::DetachSessionFromReader: Detach session\ |
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614 %d...\n" ), aSessionID ); |
|
615 #endif |
|
616 TInt i( 0 ); |
|
617 if ( !IsAttached( SessionBase( aSessionID ) ) ) |
|
618 { |
|
619 #ifdef _DEBUG |
|
620 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
621 EFileLoggingModeAppend, |
|
622 _L( "CScardAccessControl::DetachSessionFromReader: Session not\ |
|
623 attached!!!\n" ), aSessionID ); |
|
624 #endif |
|
625 return; |
|
626 } |
|
627 |
|
628 // locate the session to be detached |
|
629 for ( ; (*iSessionRegistry)[i].SessionID != aSessionID; i++ ) |
|
630 {;} |
|
631 |
|
632 iSessionRegistry->Delete( i ); |
|
633 |
|
634 // pop out all messages queued to it |
|
635 DequeueOperations( aSessionID ); |
|
636 |
|
637 // Free any possible transactions with the smart card |
|
638 TRAPD( error, FreeChannelL( aSessionID, KAllChannels ) ); |
|
639 |
|
640 if ( error != KErrNone ) |
|
641 { |
|
642 // Do nothing |
|
643 } |
|
644 } |
|
645 } |
|
646 |
|
647 // ----------------------------------------------------------------------------- |
|
648 // CScardAccessControl::DequeueOperations |
|
649 // Cancel all pending messages |
|
650 // ----------------------------------------------------------------------------- |
|
651 // |
|
652 void CScardAccessControl::DequeueOperations( const TInt aSessionID ) |
|
653 { |
|
654 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::DequeueOperations|Begin")); |
|
655 iManager->CancelAll( aSessionID ); |
|
656 } |
|
657 |
|
658 // ----------------------------------------------------------------------------- |
|
659 // CScardAccessControl::InitialiseReader |
|
660 // Initialise reader handler |
|
661 // ----------------------------------------------------------------------------- |
|
662 // |
|
663 TBool CScardAccessControl::InitialiseReader( |
|
664 const TInt aSessionID, |
|
665 const RMessage2& aMessage ) |
|
666 { |
|
667 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::InitialiseReader|Begin")); |
|
668 if ( iIsOpen ) |
|
669 { |
|
670 #ifdef _DEBUG |
|
671 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
672 EFileLoggingModeAppend, |
|
673 _L( "CScardAccessControl::InitialiseReader: Reader already\ |
|
674 open.\n" ) ); |
|
675 #endif |
|
676 return ETrue; |
|
677 } |
|
678 |
|
679 if ( ReaderIsReady( EAccessMasterID, 0 ) ) |
|
680 { |
|
681 InitiateCommunication( aSessionID, aMessage, static_cast< TInt32>( 0 ), |
|
682 0, KOpenReader ); |
|
683 #if defined (__WINS__) |
|
684 RCommServ commServer; |
|
685 TInt error = commServer.Connect(); |
|
686 if ( error == KErrNone) |
|
687 { |
|
688 commServer.Close(); |
|
689 } |
|
690 #endif |
|
691 #ifdef _DEBUG |
|
692 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
693 EFileLoggingModeAppend, |
|
694 _L( "CScardAccessControl::InitialiseReader: Opening Reader\n" ) ); |
|
695 #endif |
|
696 iReader->Open( iStatus ); |
|
697 } |
|
698 #ifdef _DEBUG |
|
699 else |
|
700 { |
|
701 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
702 EFileLoggingModeAppend, |
|
703 _L( "CScardAccessControl::InitialiseReader: Reader not ready!.\n" ) ); |
|
704 } |
|
705 #endif |
|
706 return EFalse; |
|
707 } |
|
708 |
|
709 // ----------------------------------------------------------------------------- |
|
710 // CScardAccessControl::AttachSessionToReaderL |
|
711 // Attach session to reader |
|
712 // ----------------------------------------------------------------------------- |
|
713 // |
|
714 MScardReader* CScardAccessControl::AttachSessionToReaderL( |
|
715 CScardSession* aSession, |
|
716 TInt &aSessionID ) |
|
717 { |
|
718 _WIMTRACE(_L("WIM|Scard|CScardAccessControl::AttachSessionToReaderL|Begin")); |
|
719 TReaderSession newSession; |
|
720 newSession.SessionID = iNextSessionID; |
|
721 newSession.SessionBase = aSession; |
|
722 |
|
723 TInt readerCreationError( 0 ); |
|
724 |
|
725 // If no other session has connected yet or the reader launcher has been |
|
726 // unable to create the reader object, go here... |
|
727 if ( !iIsCreated ) |
|
728 { |
|
729 #ifdef _DEBUG |
|
730 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
731 EFileLoggingModeAppend, |
|
732 _L( "CScardAccessControl::AttachSessionToReader: reader not\ |
|
733 created!\n" ) ); |
|
734 #endif |
|
735 // ... and ask the launcher to create the reader object |
|
736 CScardReaderRegistry* reg = |
|
737 iControlRegistry->Server()->FactoryRegistry(); |
|
738 TRAP( readerCreationError, iReader = reg->LoadReaderL( iReaderID ) ); |
|
739 } |
|
740 |
|
741 #ifdef _DEBUG |
|
742 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
743 EFileLoggingModeAppend, |
|
744 _L( "CScardAccessControl::AttachSessionToReader: session ID %d\n" ), |
|
745 newSession.SessionID ); |
|
746 #endif |
|
747 |
|
748 iSessionRegistry->AppendL( newSession ); |
|
749 |
|
750 // Place session ID and increment the next ID |
|
751 aSessionID = iNextSessionID++; |
|
752 |
|
753 // All sessions are immediately on channel 0 |
|
754 iManager->AddSessionToChannelL( KChannel0, aSessionID ); |
|
755 |
|
756 if ( !readerCreationError && iReader ) |
|
757 { |
|
758 iIsCreated = ETrue; |
|
759 return iReader; |
|
760 } |
|
761 else |
|
762 { |
|
763 #ifdef _DEBUG |
|
764 RFileLogger::WriteFormat( KScardLogDir, KScardLogFileName, |
|
765 EFileLoggingModeAppend, |
|
766 _L( "CScardAccessControl::AttachSessionToReader: reader creation\ |
|
767 failed!!!\n" ) ); |
|
768 #endif |
|
769 iIsCreated = EFalse; |
|
770 User::Leave( readerCreationError ); |
|
771 return NULL; |
|
772 } |
|
773 } |
|
774 |
|
775 // End of File |