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1 /* |
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2 * Copyright (c) 2009 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 the main class for IPProxyEngine |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 #include "CIPProxyEngine.h" |
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22 #include "Ctcpportlistener.h" |
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23 #include "CLocalTCPConnection.h" |
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24 #include "Csocketrouter.h" |
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25 #include "MIPProxyEngineObserver.h" |
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26 #include "MHostConnection.h" |
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27 #include "MAbstractConnection.h" |
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28 |
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29 #define DEBUG_FILENAME "IPProxyEngine.log" |
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30 #include "DebugPrint.h" |
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31 |
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32 const TInt KPeerDisconnectDelay = 60000000; //60 seconds |
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33 |
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34 // ============================= LOCAL FUNCTIONS =============================== |
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35 |
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36 // ----------------------------------------------------------------------------- |
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37 // CleanupSocket RSocket pointer cleanup operation |
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38 // ----------------------------------------------------------------------------- |
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39 // |
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40 LOCAL_C void CleanupSocket( TAny* aPtr ) |
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41 { |
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42 RSocket* socket = ( RSocket* ) aPtr; |
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43 if ( socket ) |
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44 { |
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45 socket->Close(); |
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46 delete socket; |
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47 } |
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48 } |
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49 |
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50 // ============================ MEMBER FUNCTIONS =============================== |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // CIPProxyEngine::CIPProxyEngine |
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54 // ----------------------------------------------------------------------------- |
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55 // |
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56 CIPProxyEngine::CIPProxyEngine( MAbstractConnection* aConnection ) |
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57 : CActive( EPriorityStandard ), iAbstractConnection( aConnection ) |
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58 { |
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59 __ASSERT_DEBUG( iAbstractConnection, User::Invariant() ); |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CIPProxyEngine::ConstructL |
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64 // ----------------------------------------------------------------------------- |
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65 // |
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66 void CIPProxyEngine::ConstructL() |
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67 { |
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68 DEBUG_PRINT( DEBUG_STRING( "CSocketRouter::ConstructL()" ) ); |
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69 |
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70 User::LeaveIfError( iTimer.CreateLocal() ); |
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71 User::LeaveIfError( iSocketServ.Connect() ); |
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72 |
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73 iHostConnection = iAbstractConnection->GetHostConnection(); |
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74 __ASSERT_DEBUG( iHostConnection, User::Invariant() ); |
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75 iHostConnection->SetObserver( this ); |
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76 |
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77 // Peer array. Granularity 10 suits fine. |
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78 iPeerListenerArray = new (ELeave) CArrayPtrFlat<CTCPPortListener> ( 10 ); |
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79 |
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80 // Local TCP connections array |
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81 iLocalConnArray = new (ELeave) CArrayPtrFlat<CLocalTCPConnection> ( 5 ); |
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82 |
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83 iSocketRouter = CSocketRouter::NewL( this ); |
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84 |
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85 CActiveScheduler::Add( this ); |
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86 } |
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87 |
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88 // ----------------------------------------------------------------------------- |
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89 // CIPProxyEngine::NewL |
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90 // ----------------------------------------------------------------------------- |
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91 // |
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92 CIPProxyEngine* CIPProxyEngine::NewL( MAbstractConnection* aConnection ) |
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93 { |
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94 CIPProxyEngine* self = CIPProxyEngine::NewLC( aConnection ); |
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95 CleanupStack::Pop(); |
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96 |
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97 return self; |
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98 } |
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99 |
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100 // ----------------------------------------------------------------------------- |
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101 // CIPProxyEngine::NewLC |
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102 // ----------------------------------------------------------------------------- |
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103 // |
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104 CIPProxyEngine* CIPProxyEngine::NewLC( MAbstractConnection* aConnection ) |
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105 { |
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106 CIPProxyEngine* self = new( ELeave ) CIPProxyEngine( aConnection ); |
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107 CleanupStack::PushL( self ); |
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108 |
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109 self->ConstructL(); |
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110 return self; |
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111 } |
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112 |
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113 |
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114 // Destructor |
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115 CIPProxyEngine::~CIPProxyEngine() |
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116 { |
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117 Cancel(); |
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118 iTimer.Close(); |
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119 delete iSocketRouter; |
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120 |
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121 if ( iPeerListenerArray ) |
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122 { |
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123 iPeerListenerArray->ResetAndDestroy(); |
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124 delete iPeerListenerArray; |
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125 } |
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126 if ( iLocalConnArray ) |
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127 { |
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128 iLocalConnArray->ResetAndDestroy(); |
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129 delete iLocalConnArray; |
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130 } |
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131 |
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132 iSocketServ.Close(); |
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133 } |
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134 |
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135 // ----------------------------------------------------------------------------- |
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136 // CIPProxyEngine::RunL |
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137 // This is called when the timer expires |
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138 // ----------------------------------------------------------------------------- |
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139 // |
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140 void CIPProxyEngine::RunL() |
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141 { |
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142 DEBUG_PRINT( DEBUG_STRING( "CIPProxyEngine::RunL()" ) ); |
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143 DEBUG_PRINT( DEBUG_STRING( " peer count = %d" ), |
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144 iSocketRouter->SocketCount() ); |
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145 |
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146 if ( iSocketRouter->SocketCount() == 0 ) |
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147 { |
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148 iHostConnection->IssueDisconnect(); |
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149 } |
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150 } |
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151 |
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152 // ----------------------------------------------------------------------------- |
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153 // CIPProxyEngine::DoCancel |
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154 // ----------------------------------------------------------------------------- |
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155 // |
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156 void CIPProxyEngine::DoCancel() |
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157 { |
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158 iTimer.Cancel(); |
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159 DEBUG_PRINT( DEBUG_STRING( "Timeout timer cancelled" ) ); |
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160 } |
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161 |
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162 |
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163 // ----------------------------------------------------------------------------- |
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164 // CIPProxyEngine::SetObserver |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 void CIPProxyEngine::SetObserver( MIPProxyEngineObserver* aObserver ) |
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168 { |
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169 iObserver = aObserver; |
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170 } |
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171 |
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172 // ----------------------------------------------------------------------------- |
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173 // CIPProxyEngine::AddPeerListeningPortL |
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174 // ----------------------------------------------------------------------------- |
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175 // |
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176 void CIPProxyEngine::AddPeerListeningPortL( TInt aPort ) |
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177 { |
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178 DEBUG_PRINT( DEBUG_STRING( |
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179 "CIPProxyEngine::AddPeerListeningPortL(%d)" ), aPort ); |
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180 |
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181 CTCPPortListener* newListener = CTCPPortListener::NewLC( aPort, this ); |
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182 iPeerListenerArray->AppendL( newListener ); |
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183 if ( iListening ) |
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184 { |
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185 newListener->IssueListen(); |
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186 } |
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187 CleanupStack::Pop( newListener ); |
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188 |
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189 DEBUG_PRINT( DEBUG_STRING( |
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190 "CIPProxyEngine::AddPeerListeningPortL, Adding also UDP listener(%d)" ), |
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191 aPort ); |
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192 |
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193 // Adding also UDP listener for the port |
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194 iSocketRouter->AddUDPSocketL( aPort ); |
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195 } |
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196 |
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197 // ----------------------------------------------------------------------------- |
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198 // CIPProxyEngine::StartListening |
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199 // ----------------------------------------------------------------------------- |
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200 // |
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201 void CIPProxyEngine::StartListening() |
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202 { |
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203 DEBUG_PRINT( DEBUG_STRING( |
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204 "CIPProxyEngine::StartListening()" ) ); |
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205 TInt peerListenerArrayCount = iPeerListenerArray->Count(); |
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206 for ( TInt i = 0; i < peerListenerArrayCount; i++ ) |
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207 { |
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208 iPeerListenerArray->At( i )->IssueListen(); |
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209 } |
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210 iListening = ETrue; |
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211 |
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212 AssureConnectionL(); |
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213 } |
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214 |
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215 // ----------------------------------------------------------------------------- |
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216 // CIPProxyEngine::StopListening |
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217 // ----------------------------------------------------------------------------- |
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218 // |
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219 void CIPProxyEngine::StopListening() |
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220 { |
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221 DEBUG_PRINT( DEBUG_STRING( |
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222 "CIPProxyEngine::StopListening()" ) ); |
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223 |
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224 TInt peerListenerArrayCount = iPeerListenerArray->Count(); |
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225 for ( TInt i = 0; i < peerListenerArrayCount; i++ ) |
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226 { |
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227 iPeerListenerArray->At( i )->Cancel(); |
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228 } |
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229 iListening = EFalse; |
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230 } |
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231 |
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232 // ----------------------------------------------------------------------------- |
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233 // CIPProxyEngine::DisconnectAllConnections |
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234 // ----------------------------------------------------------------------------- |
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235 // |
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236 void CIPProxyEngine::DisconnectAllConnections() |
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237 { |
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238 } |
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239 |
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240 // ----------------------------------------------------------------------------- |
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241 // CIPProxyEngine::ConnectionAcceptedL |
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242 // ----------------------------------------------------------------------------- |
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243 // |
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244 void CIPProxyEngine::ConnectionAcceptedL( RSocket* aSocket ) |
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245 { |
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246 DEBUG_PRINT( DEBUG_STRING( |
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247 "CIPProxyEngine::ConnectionAcceptedL()" ) ); |
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248 |
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249 Cancel(); //Possible timeout timer |
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250 |
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251 CleanupStack::PushL( TCleanupItem( CleanupSocket, aSocket ) ); |
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252 iSocketRouter->AddPeerSocketL( aSocket ); |
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253 CleanupStack::Pop(); //aSocket |
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254 |
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255 AssureConnectionL(); |
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256 } |
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257 |
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258 // ----------------------------------------------------------------------------- |
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259 // CIPProxyEngine::ErrorL |
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260 // ----------------------------------------------------------------------------- |
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261 // |
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262 void CIPProxyEngine::ErrorL( TInt aErrorCode ) |
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263 { |
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264 DEBUG_PRINT( DEBUG_STRING( |
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265 "CIPProxyEngine::ErrorL(%d)" ), aErrorCode ); |
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266 } |
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267 |
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268 // ----------------------------------------------------------------------------- |
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269 // CIPProxyEngine::ObserverLeaved |
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270 // ----------------------------------------------------------------------------- |
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271 // |
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272 void CIPProxyEngine::ObserverLeaved( TInt aLeaveCode ) |
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273 { |
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274 DEBUG_PRINT( DEBUG_STRING( |
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275 "CIPProxyEngine::ObserverLeaved(%d)" ), aLeaveCode ); |
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276 if ( iObserver ) |
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277 { |
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278 iObserver->ObserverLeaved( aLeaveCode ); |
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279 } |
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280 } |
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281 |
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282 |
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283 // ----------------------------------------------------------------------------- |
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284 // CIPProxyEngine::ConnectionEstablishedL |
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285 // ----------------------------------------------------------------------------- |
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286 // |
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287 void CIPProxyEngine::ConnectionEstablishedL() |
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288 { |
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289 // Connection to host established via bluetooth |
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290 |
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291 DEBUG_PRINT( DEBUG_STRING( |
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292 "CIPProxyEngine::ConnectionEstablishedL()" ) ); |
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293 |
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294 MSocket* socket = iAbstractConnection->GetSocket(); |
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295 if ( socket ) |
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296 { |
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297 iSocketRouter->SetHostSocketL( socket ); |
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298 iSocketRouter->StartRouting(); |
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299 } |
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300 } |
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301 |
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302 // ----------------------------------------------------------------------------- |
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303 // CIPProxyEngine::HostConnectionErrorL |
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304 // ----------------------------------------------------------------------------- |
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305 // |
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306 void CIPProxyEngine::HostConnectionErrorL( TInt aErrorCode ) |
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307 { |
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308 DEBUG_PRINT( DEBUG_STRING( |
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309 "CIPProxyEngine::HostConnectionErrorL(%d)" ), aErrorCode ); |
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310 iHostConnection->IssueDisconnect(); |
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311 iSocketRouter->RemoveAllPeers(); |
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312 iSocketRouter->StopRouting(); |
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313 iSocketRouter->ResetQueue(); |
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314 } |
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315 |
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316 // ----------------------------------------------------------------------------- |
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317 // CIPProxyEngine::HostConnectionObserverLeaved |
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318 // ----------------------------------------------------------------------------- |
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319 // |
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320 void CIPProxyEngine::HostConnectionObserverLeaved( TInt aLeaveCode ) |
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321 { |
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322 DEBUG_PRINT( DEBUG_STRING( |
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323 "CIPProxyEngine::HostConnectionObserverLeaved(%d)" ), aLeaveCode ); |
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324 if ( iObserver ) |
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325 { |
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326 iObserver->ObserverLeaved( aLeaveCode ); |
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327 } |
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328 } |
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329 |
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330 // ----------------------------------------------------------------------------- |
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331 // CIPProxyEngine::LocalTCPConnectionEstablishedL |
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332 // ----------------------------------------------------------------------------- |
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333 // |
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334 void CIPProxyEngine::LocalTCPConnectionEstablishedL( TUint aPort ) |
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335 { |
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336 // Connection to local host (via TCP connection) established. |
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337 |
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338 DEBUG_PRINT( DEBUG_STRING( |
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339 "CIPProxyEngine::LocalTCPConnectionEstablishedL(), port=%d" ), aPort ); |
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340 |
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341 // TCP connection that was initiated from the PC side, got connected |
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342 DEBUG_PRINT( DEBUG_STRING( |
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343 "CIPProxyEngine::ConnectionEstablishedL() -\ |
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344 Local conn. was connected, adding the socket to socket router" ) ); |
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345 |
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346 TInt connIndex = FindLocalTCPConn( aPort ); |
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347 if ( connIndex >= 0 ) |
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348 { |
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349 CLocalTCPConnection* conn = iLocalConnArray->At( connIndex ); |
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350 iSocketRouter->AddPeerSocketL( conn->Socket() ); |
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351 // Socket router took ownership of the socket |
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352 conn->SetSocketOwnership( EFalse ); |
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353 // Connection was established, |
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354 conn->Cancel(); |
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355 } |
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356 } |
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357 |
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358 // ----------------------------------------------------------------------------- |
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359 // CIPProxyEngine::LocalTCPConnectionErrorL |
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360 // ----------------------------------------------------------------------------- |
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361 // |
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362 void CIPProxyEngine::LocalTCPConnectionErrorL( TInt aPort, TInt aErrorCode ) |
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363 { |
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364 DEBUG_PRINT( DEBUG_STRING( |
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365 "CIPProxyEngine::LocalTCPConnectionErrorL(%d)" ), aErrorCode ); |
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366 |
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367 TInt connIndex = FindLocalTCPConn( aPort ); |
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368 if ( connIndex >= 0 ) |
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369 { |
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370 RSocket* localSocket = iLocalConnArray->At( connIndex )->Socket(); |
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371 iSocketRouter->RemovePeerSocket( localSocket ); |
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372 iLocalConnArray->Delete( connIndex ); |
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373 } |
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374 } |
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375 |
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376 // ----------------------------------------------------------------------------- |
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377 // CIPProxyEngine::LocalTCPConnectionObserverLeaved |
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378 // ----------------------------------------------------------------------------- |
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379 // |
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380 void CIPProxyEngine::LocalTCPConnectionObserverLeaved( TInt aPort, |
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381 TInt aLeaveCode ) |
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382 { |
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383 DEBUG_PRINT( DEBUG_STRING( |
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384 "CIPProxyEngine::HostConnectionObserverLeaved(%d), port%d" ), |
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385 aLeaveCode, aPort ); |
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386 if ( iObserver ) |
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387 { |
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388 iObserver->ObserverLeaved( aLeaveCode ); |
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389 } |
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390 } |
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391 |
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392 // ----------------------------------------------------------------------------- |
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393 // CIPProxyEngine::SocketRouterErrorL |
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394 // ----------------------------------------------------------------------------- |
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395 // |
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396 void CIPProxyEngine::SocketRouterErrorL( |
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397 const MSocket* /*aSocket*/, TInt aErrorCode ) |
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398 { |
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399 DEBUG_PRINT( DEBUG_STRING( |
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400 "CIPProxyEngine::SocketRouterErrorL(%d)" ), aErrorCode ); |
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401 |
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402 if ( aErrorCode == -6305 ) //BT disconnected |
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403 { |
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404 iHostConnection->IssueDisconnect(); |
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405 iSocketRouter->RemoveAllPeers(); |
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406 iSocketRouter->StopRouting(); |
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407 iSocketRouter->ResetQueue(); |
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408 } |
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409 } |
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410 |
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411 // ----------------------------------------------------------------------------- |
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412 // CIPProxyEngine::ObserverLeaved |
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413 // ----------------------------------------------------------------------------- |
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414 // |
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415 void CIPProxyEngine::ObserverLeaved( |
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416 const MSocket* /*aSocket*/, TInt aLeaveCode ) |
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417 { |
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418 DEBUG_PRINT( DEBUG_STRING( |
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419 "CIPProxyEngine::ObserverLeaved(%d)" ), aLeaveCode ); |
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420 if ( iObserver ) |
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421 { |
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422 iObserver->ObserverLeaved( aLeaveCode ); |
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423 } |
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424 } |
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425 |
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426 // ----------------------------------------------------------------------------- |
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427 // CIPProxyEngine::PeerDisconnectedL |
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428 // ----------------------------------------------------------------------------- |
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429 // |
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430 void CIPProxyEngine::PeerDisconnectedL( const MSocket* aSocket ) |
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431 { |
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432 DEBUG_PRINT( DEBUG_STRING( |
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433 "CIPProxyEngine::PeerDisconnectedL(), localPort= %d. remotePort=%d" ), |
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434 aSocket->LocalPort(), aSocket->RemotePort() ); |
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435 |
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436 // Check if the socket was a local TCP connection socket |
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437 TInt indexOfConn = -1; |
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438 indexOfConn = FindLocalTCPConn( aSocket->RemotePort() ); |
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439 if ( indexOfConn >= 0 ) |
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440 { |
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441 // Notify PC side that the connection was disconnected |
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442 iSocketRouter->SendCloseTCPConnection( aSocket->RemotePort() ); |
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443 |
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444 DEBUG_PRINT( DEBUG_STRING( |
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445 "CIPProxyEngine::PeerDisconnectedL(), Deleting local connection." ), |
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446 aSocket->LocalPort(), aSocket->RemotePort() ); |
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447 iLocalConnArray->Delete( indexOfConn ); |
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448 } |
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449 |
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450 Cancel(); |
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451 iTimer.After( iStatus, KPeerDisconnectDelay ); |
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452 SetActive(); |
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453 DEBUG_PRINT( DEBUG_STRING( "Timeout timer activated" ) ); |
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454 |
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455 if ( iSocketRouter->SocketCount() == 0 ) |
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456 { |
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457 iSocketRouter->StopRouting(); |
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458 } |
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459 } |
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460 |
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461 // ----------------------------------------------------------------------------- |
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462 // CIPProxyEngine::HostDisconnectedL |
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463 // ----------------------------------------------------------------------------- |
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464 // |
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465 void CIPProxyEngine::HostDisconnectedL( const MSocket* /*aSocket*/ ) |
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466 { |
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467 iHostConnection->IssueDisconnect(); |
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468 if ( iSocketRouter->IsRouting() ) |
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469 { |
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470 iSocketRouter->StopRouting(); |
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471 } |
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472 iSocketRouter->ResetQueue(); |
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473 iSocketRouter->RemoveAllPeers(); |
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474 } |
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475 |
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476 // ----------------------------------------------------------------------------- |
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477 // CIPProxyEngine::OpenLocalTCPConnectionL |
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478 // ----------------------------------------------------------------------------- |
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479 // |
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480 void CIPProxyEngine::OpenLocalTCPConnectionL( TUint aPort ) |
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481 { |
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482 DEBUG_PRINT( DEBUG_STRING( |
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483 "CIPProxyEngine::OpenLocalTCPConnectionL(), port=%d"), aPort ); |
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484 |
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485 CLocalTCPConnection* newConn = |
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486 CLocalTCPConnection::NewLC( this, aPort ); |
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487 |
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488 DEBUG_PRINT( DEBUG_STRING( |
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489 "CIPProxyEngine::OpenLocalTCPConnectionL(), Issuing connection") ); |
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490 iLocalConnArray->AppendL( newConn ); |
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491 CleanupStack::Pop( newConn ); |
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492 |
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493 newConn->IssueConnectL(); |
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494 } |
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495 |
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496 // ----------------------------------------------------------------------------- |
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497 // CIPProxyEngine::OpenListeningTCPConnectionL |
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498 // ----------------------------------------------------------------------------- |
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499 // |
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500 void CIPProxyEngine::OpenListeningTCPConnectionL( TUint aPort ) |
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501 { |
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502 DEBUG_PRINT( DEBUG_STRING( |
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503 "CIPProxyEngine::OpenListeningTCPConnectionL(), port=%d"), aPort ); |
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504 |
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505 TInt count = iPeerListenerArray->Count(); |
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506 for ( TInt i = 0; i < count; i++ ) |
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507 { |
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508 if ( iPeerListenerArray->At( i )->Port() == aPort ) |
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509 { |
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510 // Port already listening |
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511 return; |
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512 } |
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513 } |
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514 |
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515 // AddPeerListeningPortL will call IssueListen() only if iListening is set |
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516 // to ETrue |
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517 iListening = ETrue; |
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518 AddPeerListeningPortL( aPort ); |
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519 AssureConnectionL(); |
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520 } |
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521 |
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522 // ----------------------------------------------------------------------------- |
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523 // CIPProxyEngine::CloseTCPConnection |
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524 // ----------------------------------------------------------------------------- |
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525 // |
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526 void CIPProxyEngine::CloseTCPConnection( TUint aPort ) |
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527 { |
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528 DEBUG_PRINT( DEBUG_STRING( |
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529 "CIPProxyEngine::CloseTCPConnection(), port=%d"), aPort ); |
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530 |
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531 // Delete local TCP connections |
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532 TInt index = FindLocalTCPConn( aPort ); |
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533 if ( index > -1 ) |
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534 { |
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535 CLocalTCPConnection* conn = iLocalConnArray->At( index ); |
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536 iLocalConnArray->Delete( index ); |
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537 delete conn; |
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538 |
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539 DEBUG_PRINT( DEBUG_STRING( |
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540 "CIPProxyEngine::CloseTCPConnection(), conn deleted.") ); |
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541 } |
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542 |
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543 // stop listening on this port |
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544 TInt peerListenerArrayCount = iPeerListenerArray->Count(); |
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545 for ( TInt i = 0; i < peerListenerArrayCount; i++ ) |
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546 { |
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547 CTCPPortListener* listener = iPeerListenerArray->At( i ); |
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548 if(listener->Port() == aPort) |
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549 { |
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550 listener->Cancel(); |
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551 iPeerListenerArray->Delete(i); |
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552 delete listener; |
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553 break; |
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554 } |
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555 } |
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556 |
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557 if(iPeerListenerArray->Count() == 0) |
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558 { |
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559 iListening = EFalse; |
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560 } |
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561 } |
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562 |
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563 // ----------------------------------------------------------------------------- |
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564 // CIPProxyEngine::CloseAllTCPConnections |
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565 // ----------------------------------------------------------------------------- |
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566 // |
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567 void CIPProxyEngine::CloseAllTCPConnections() |
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568 { |
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569 DEBUG_PRINT( DEBUG_STRING( |
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570 "CIPProxyEngine::CloseAllTCPConnections()" ) ); |
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571 |
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572 iSocketRouter->ResetQueue(); |
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573 iSocketRouter->RemoveAllPeers(); |
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574 |
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575 iLocalConnArray->ResetAndDestroy(); |
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576 |
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577 StopListening(); |
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578 |
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579 if ( iPeerListenerArray ) |
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580 { |
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581 iPeerListenerArray->ResetAndDestroy(); |
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582 } |
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583 } |
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584 |
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585 // ----------------------------------------------------------------------------- |
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586 // CIPProxyEngine::FindLocalTCPConn |
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587 // ----------------------------------------------------------------------------- |
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588 // |
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589 TInt CIPProxyEngine::FindLocalTCPConn( TUint aPort ) |
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590 { |
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591 DEBUG_PRINT( DEBUG_STRING( |
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592 "CIPProxyEngine::FindLocalTCPConn(), port=%d"), aPort ); |
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593 for ( TInt i = 0; i < iLocalConnArray->Count(); i++ ) |
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594 { |
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595 if ( iLocalConnArray->At(i)->Port() == aPort ) |
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596 { |
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597 return i; |
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598 } |
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599 } |
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600 return -1; |
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601 } |
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602 |
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603 // ----------------------------------------------------------------------------- |
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604 // CIPProxyEngine::AssureConnectionL |
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605 // ----------------------------------------------------------------------------- |
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606 // |
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607 void CIPProxyEngine::AssureConnectionL() |
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608 { |
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609 DEBUG_PRINT( DEBUG_STRING( |
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610 "AssureConnectionL()" ) ); |
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611 if ( iHostConnection->IsConnected() ) |
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612 { |
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613 DEBUG_PRINT( DEBUG_STRING( |
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614 "AssureConnectionL, connected" ) ); |
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615 if ( !iSocketRouter->IsRouting() ) |
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616 { |
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617 DEBUG_PRINT( DEBUG_STRING( |
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618 "AssureConnectionL, starting routing" ) ); |
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619 iSocketRouter->StartRouting(); |
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620 } |
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621 } |
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622 else |
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623 { |
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624 DEBUG_PRINT( DEBUG_STRING( |
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625 "AssureConnectionL, not connected, connecting" ) ); |
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626 iHostConnection->IssueConnectL(); |
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627 } |
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628 } |
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629 // End of File |