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1 /* |
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2 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "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: |
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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 "dpdef.h" // dataport definitions |
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22 #include "dpdataport.h" // dataport main and c32 interface |
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23 #include "dppn2rx.h" // moves data from isc api to rx buffer |
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24 #include "dppif.h" // pipe interface (pif) |
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25 #include "dpflowctrl.h" // flow control handling |
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26 #include "dpdataconfig.h" // configuration store |
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27 #include "dpparityhandler.h" // parity bit handling in 7-bit data mode |
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28 #include "dplog.h" // dataport logging |
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29 #include "osttracedefinitions.h" |
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30 #ifdef OST_TRACE_COMPILER_IN_USE |
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31 #include "dppn2rxtraces.h" |
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32 #endif |
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33 |
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34 |
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35 // EXTERNAL DATA STRUCTURES |
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36 // none |
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37 |
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38 // EXTERNAL FUNCTION PROTOTYPES |
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39 // none |
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40 |
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41 // CONSTANTS |
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42 // none |
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43 |
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44 // MACROS |
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45 // none |
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46 |
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47 // LOCAL CONSTANTS AND MACROS |
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48 // none |
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49 |
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50 // MODULE DATA STRUCTURES |
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51 // none |
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52 |
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53 // LOCAL FUNCTION PROTOTYPES |
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54 // none |
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55 |
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56 // FORWARD DECLARATIONS |
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57 // none |
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58 |
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59 // ============================= LOCAL FUNCTIONS =============================== |
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60 // none |
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61 |
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62 // ============================ MEMBER FUNCTIONS =============================== |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CDpPn2Rx::CDpPn2Rx |
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66 // C++ default constructor can NOT contain any code, that |
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67 // might leave. |
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68 // ----------------------------------------------------------------------------- |
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69 // |
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70 CDpPn2Rx::CDpPn2Rx( |
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71 CDpDataPort& aDataPort ) : |
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72 CActive( KDpPn2RxPriority ), |
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73 iDataPort( aDataPort ), |
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74 iBufferRx( iDataPort.Rx() ), |
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75 iPifDcs( iDataPort.Pif() ), |
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76 iDataConfig( iDataPort.DataConfig() ), |
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77 iFlowCtrl( iDataPort.FlowCtrl() ), |
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78 iParityHandler( iDataPort.ParityHandler() ), |
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79 iRx( 0, 0 ), |
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80 iState( EElementWait ), |
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81 iInBufHasDataNotify( EFalse ), |
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82 iRequestActive( EFalse ), |
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83 iRole( MDpDataClient::EDbDataClientWriter ) |
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84 { |
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85 OstTrace0( TRACE_NORMAL, CDPPN2RX_CDPPN2RX, "CDpPn2Rx::CDpPn2Rx" ); |
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86 LOGM(" CDpPn2Rx::CDpPn2Rx"); |
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87 } |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // CDpPn2Rx::ConstructL |
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91 // Symbian 2nd phase constructor can leave. |
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92 // ----------------------------------------------------------------------------- |
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93 // |
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94 void CDpPn2Rx::ConstructL() |
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95 { |
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96 OstTrace0( TRACE_NORMAL, CDPPN2RX_CONSTRUCTL, "CDpPn2Rx::ConstructL" ); |
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97 LOGM("CDpPn2Rx::ConstructL"); |
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98 |
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99 // initialise inner observer object |
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100 iDpPn2RxObserver.Init( this ); |
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101 // register to PIF as observer |
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102 iPifDcs.Attach( iDpPn2RxObserver ); |
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103 // If registering fails => can't do nothing here => must leave |
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104 User::LeaveIfError( iBufferRx.RegisterDataClient( *this ) ); |
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105 |
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106 CActiveScheduler::Add( this ); |
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107 } |
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108 |
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109 // ----------------------------------------------------------------------------- |
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110 // CDpPn2Rx::NewL |
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111 // Two-phased constructor. |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 CDpPn2Rx* CDpPn2Rx::NewL( |
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115 CDpDataPort& aDataPort ) |
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116 { |
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117 OstTrace0( TRACE_NORMAL, CDPPN2RX_NEWL, "CDpPn2Rx::NewL" ); |
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118 LOGM("CDpPn2Rx::NewL"); |
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119 |
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120 CDpPn2Rx* self = new (ELeave) CDpPn2Rx( aDataPort ); |
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121 |
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122 CleanupStack::PushL( self ); |
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123 self->ConstructL(); |
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124 CleanupStack::Pop( self ); |
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125 |
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126 return self; |
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127 } |
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128 |
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129 // ----------------------------------------------------------------------------- |
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130 // CDpPn2Rx::~CDpPn2Rx |
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131 // Destructor |
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132 // ----------------------------------------------------------------------------- |
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133 // |
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134 CDpPn2Rx::~CDpPn2Rx() |
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135 { |
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136 OstTrace0( TRACE_NORMAL, DUP1_CDPPN2RX_CDPPN2RX, "CDpPn2Rx::~CDpPn2Rx" ); |
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137 LOGM("CDpPn2Rx::~CDpPn2Rx"); |
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138 // unregister from PIF as observer |
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139 iPifDcs.Detach( iDpPn2RxObserver ); |
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140 } |
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141 |
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142 // ----------------------------------------------------------------------------- |
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143 // CDpPn2Rx::RunL |
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144 // This active object is signalled by Isc Api. |
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145 // We will renew read to Isc Api. |
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146 // ----------------------------------------------------------------------------- |
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147 // |
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148 void CDpPn2Rx::RunL() |
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149 { |
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150 OstTrace0( TRACE_NORMAL, CDPPN2RX_RUNL, "CDpPn2Rx::RunL" ); |
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151 OstTraceExt2( TRACE_NORMAL, DUP1_CDPPN2RX_RUNL, "CDpPn2Rx:: Port: %u, Status: %d", iDataPort.PortUnit(), iStatus.Int() ); |
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152 |
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153 LOGM2("CDpPn2Rx::RunL - Port %d, Status: %d ", |
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154 iDataPort.PortUnit(), iStatus.Int() ); |
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155 |
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156 iRequestActive = EFalse; |
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157 User::LeaveIfError( Read() ); |
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158 |
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159 // don't set iStatus nor set_active here as it is better done in functions |
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160 } |
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161 |
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162 // ----------------------------------------------------------------------------- |
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163 // CDpPn2Rx::RunError |
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164 // Leave in RunL() is handled here. Error code is returned, |
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165 // when internal error has occured. |
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166 // ----------------------------------------------------------------------------- |
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167 // |
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168 TInt CDpPn2Rx::RunError( |
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169 TInt aError ) |
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170 { |
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171 OstTrace0( TRACE_NORMAL, CDPPN2RX_RUNERROR, "CDpPn2Rx::RunError" ); |
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172 OstTraceExt2( TRACE_NORMAL, DUP1_CDPPN2RX_RUNERROR, "CDpPn2Rx:: Port: %u, error code: %d", iDataPort.PortUnit(), aError ); |
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173 |
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174 LOGM2("CDpPn2Rx::RunError - Port %d, error code: %d", |
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175 iDataPort.PortUnit(), aError ); |
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176 |
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177 return aError; |
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178 } |
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179 |
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180 // ----------------------------------------------------------------------------- |
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181 // CDpPn2Rx::DoCancel |
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182 // Cancels this active object and cancels pipe receive. |
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183 // ----------------------------------------------------------------------------- |
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184 // |
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185 void CDpPn2Rx::DoCancel() |
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186 { |
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187 OstTrace0( TRACE_NORMAL, CDPPN2RX_DOCANCEL, "CDpPn2Rx::DoCancel" ); |
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188 LOGM("CDpPn2Rx::DoCancel"); |
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189 |
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190 switch ( iState ) |
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191 { |
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192 case EDpReadWait: |
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193 { |
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194 if ( iRequestActive ) |
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195 { |
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196 // cancel pipe |
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197 iDataPort.ISAHandle().DataReceiveCancel(); |
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198 |
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199 LOG(" CDpPn2Rx::DoCancel, Rx element release"); |
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200 OstTrace0( TRACE_NORMAL, DUP1_CDPPN2RX_DOCANCEL, "CDpPn2Rx:: Rx element release" ); |
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201 |
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202 TInt ret = iBufferRx.WriteElement().Release( iRx.Length() ); |
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203 |
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204 if ( KErrNone == ret ) |
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205 { |
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206 #ifdef USE_FILE_SERIAL_TRUST_DEBUG |
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207 iDataPort.DebugBytesFromPn( iRx.Length() ); |
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208 #endif |
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209 if ( 0 < iRx.Length() ) |
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210 { |
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211 // 7-bit data extract parity bits |
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212 if ( EData7 == iDataConfig.DataBits() ) |
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213 { |
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214 iParityHandler.ExtractParityBits( iRx ); |
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215 } |
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216 //no else |
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217 |
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218 if ( iDataPort.IsRx2DteReadPending() ) |
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219 { |
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220 // Signal RX2DTE |
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221 iDataPort.SignalRx2Dte(); |
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222 } |
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223 //no else |
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224 |
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225 // New data is available. is client interested about that |
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226 if ( iInBufHasDataNotify ) |
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227 { |
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228 // We should notify client |
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229 iInBufHasDataNotify = EFalse; |
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230 iDataPort.NotifyDataAvailableCompleted( KErrNone ); |
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231 } |
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232 //no else |
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233 } |
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234 //no else |
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235 } |
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236 else |
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237 { |
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238 // Element release couldn't be done. Can't leave here. |
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239 // Element remains reserved and something has gone totally |
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240 // wrong before release. |
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241 LOG(" ERROR, CDpPn2Rx::DoCancel, Element release failed"); |
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242 OstTrace0( TRACE_NORMAL, DUP2_CDPPN2RX_DOCANCEL, "CDpPn2Rx:: Element release failed" ); |
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243 } |
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244 //no else |
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245 |
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246 // reset the state |
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247 iState = EDefault; |
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248 iRequestActive = EFalse; |
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249 } |
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250 //no else |
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251 break; |
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252 } |
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253 case EElementWait: |
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254 { |
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255 // Do not complete request if pipe is closed |
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256 if ( CDpPif::EDpPipeDisabled != iPifDcs.PipeState() && |
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257 CDpPif::EDpPipeDisconnected != iPifDcs.PipeState() ) |
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258 { |
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259 // do the required signaling |
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260 if ( iStatus == KRequestPending ) |
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261 { |
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262 if ( iRequestActive ) |
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263 { |
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264 // do the required signaling |
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265 iRequestActive = EFalse; |
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266 iState = EDefault; |
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267 TRequestStatus* s = &iStatus; |
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268 User::RequestComplete( s, KErrCancel ); |
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269 } |
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270 //no else |
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271 } |
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272 //no else |
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273 } |
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274 //no else |
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275 break; |
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276 } |
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277 case EDefault: |
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278 { |
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279 break; |
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280 } |
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281 default: |
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282 { |
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283 LOG(" ERROR, CDpPn2Rx::DoCancel, Unknown iState"); |
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284 OstTrace0( TRACE_NORMAL, DUP3_CDPPN2RX_DOCANCEL, "ERROR, CDpPn2Rx::DoCancel, Unknown iState" ); |
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285 break; |
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286 } |
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287 } |
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288 } |
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289 |
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290 // ----------------------------------------------------------------------------- |
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291 // CDpPn2Rx::Read |
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292 // Reserves space from rx buffer and makes new PipeReceive |
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293 // to Isc Api. Checks if flow control high water mark is reached. |
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294 // Extracts paritybits if 7-bit data.Signals Rx2Dte. |
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295 // ----------------------------------------------------------------------------- |
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296 // |
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297 TInt CDpPn2Rx::Read() |
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298 { |
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299 OstTrace0( TRACE_NORMAL, CDPPN2RX_READ, "CDpPn2Rx::Read" ); |
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300 OstTrace1( TRACE_NORMAL, DUP1_CDPPN2RX_READ, "CDpPn2Rx::Read %x", &iDataPort ); |
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301 OstTraceExt2( TRACE_NORMAL, DUP2_CDPPN2RX_READ, "CDpPn2Rx:: (Read from ISC) - Port: %u, iRx.Length: %d", iDataPort.PortUnit(), iRx.Length() ); |
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302 |
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303 LOGM1("CDpPn2Rx::Read %x", &iDataPort); |
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304 LOGM2("CDpPn2Rx::Read (Read from ISC) - Port %d, iRx.Length: %d", |
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305 iDataPort.PortUnit(), iRx.Length() ); |
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306 |
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307 TInt ret( KErrNone ); |
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308 |
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309 // We've been listening pn_pipe |
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310 if ( EDpReadWait == iState ) |
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311 { |
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312 LOGHEX(iRx, EFalse); |
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313 OstTraceExt1( TRACE_NORMAL, DUP10_CDPPN2RX_READ, "CDpPn2Rx:: RX = %s", iRx ); |
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314 |
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315 ret = iBufferRx.WriteElement().Release( iRx.Length() ); |
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316 |
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317 if ( KErrNone == ret ) |
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318 { |
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319 #ifdef USE_FILE_SERIAL_TRUST_DEBUG |
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320 iDataPort.DebugBytesFromPn( iRx.Length() ); |
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321 #endif |
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322 if ( 0 < iRx.Length() ) |
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323 { |
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324 // 7-bit data extract parity bits |
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325 if ( EData7 == iDataConfig.DataBits() ) |
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326 { |
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327 iParityHandler.ExtractParityBits( iRx ); |
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328 } |
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329 //no else |
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330 |
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331 if ( iDataPort.IsRx2DteReadPending() ) |
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332 { |
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333 // Signal RX2DTE |
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334 iDataPort.SignalRx2Dte(); |
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335 } |
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336 //no else |
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337 |
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338 // New data is available. is client interested about that |
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339 if ( iInBufHasDataNotify ) |
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340 { |
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341 // We should notify client |
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342 iInBufHasDataNotify = EFalse; |
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343 iDataPort.NotifyDataAvailableCompleted( KErrNone ); |
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344 } |
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345 //no else |
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346 } |
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347 //no else |
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348 } |
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349 //no else |
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350 } |
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351 //no else |
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352 |
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353 // Check pipe state |
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354 if ( KErrNone == ret && CDpPif::EDpPipeEnabled != iPifDcs.PipeState() ) |
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355 { |
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356 ret = KErrNotReady; |
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357 } |
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358 else if ( KErrNone == ret ) |
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359 { |
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360 // Try reserve element for writing |
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361 TPtr8 nullPtr( 0, 0 ); |
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362 |
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363 // Check if reserved buffer was too small |
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364 // => override MaxReservationSize for next read request. |
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365 if ( KErrNoMemory == iStatus.Int() && |
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366 iLen > iBufferRx.MaxReservationSize() ) |
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367 { |
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368 OstTrace0( TRACE_NORMAL, DUP4_CDPPN2RX_READ, "CDpPn2Rx::KErrNoMemory from ISC =>" ); |
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369 OstTraceExt1( TRACE_NORMAL, DUP5_CDPPN2RX_READ, "CDpPn2Rx:: -- Try to read more than MaxReservationSize, %hu --", iLen ); |
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370 |
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371 LOG(" CDpPn2Rx::Read, KErrNoMemory from ISC =>"); |
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372 LOG1(" -- Try to read more than MaxReservationSize, %d --", iLen ); |
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373 |
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374 ret = iBufferRx.WriteElement().Reserve( |
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375 iLen, iRx, nullPtr, ETrue ); |
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376 // Set iLen to zero (required buffer lenght for read, |
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377 // received from ISC if buffer was too small) |
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378 iLen = 0; |
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379 } |
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380 else |
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381 { |
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382 ret = iBufferRx.WriteElement().Reserve( |
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383 iBufferRx.MaxReservationSize(), iRx, nullPtr ); |
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384 } |
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385 |
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386 // Is flowctrl off and rx "high watermark" reached |
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387 if ( EFlowControlOff == iFlowCtrl.FlowCtrlDcs2Dp() ) |
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388 { |
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389 if ( IsHighWaterMarkReached() ) |
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390 { |
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391 // Buffer is almost full set flowcontrol on |
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392 LOG(" CDpPn2Rx::Read, Rx High WaterMarkReached"); |
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393 OstTrace0( TRACE_NORMAL, DUP6_CDPPN2RX_READ, "CDpPn2Rx:: Rx High WaterMark reached" ); |
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394 |
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395 iFlowCtrl.WaterMarkHighReached(); |
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396 } |
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397 //no else |
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398 } |
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399 //no else |
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400 |
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401 switch ( ret ) |
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402 { |
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403 // Reservation successed |
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404 case KErrNone: |
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405 { |
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406 LOG1(" CDpPn2Rx::Read, ISAHandle Pipe Receive. iRx.MaxLength: %d", |
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407 iRx.MaxLength() ); |
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408 OstTrace1( TRACE_NORMAL, DUP7_CDPPN2RX_READ, "CDpPn2Rx:: ISAHandle Pipe Receive. iRx.MaxLength: %d", iRx.MaxLength() ); |
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409 |
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410 // Set pipe receive |
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411 if ( !IsActive() ) |
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412 { |
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413 iDataPort.ISAHandle().DataReceive( iStatus, iRx, iLen ); |
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414 |
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415 iRequestActive = ETrue; |
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416 // Change state |
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417 iState = EDpReadWait; |
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418 |
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419 SetActive(); |
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420 } |
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421 //no else |
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422 break; |
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423 } |
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424 // Reservation failed |
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425 case KErrNotReady: |
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426 { |
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427 LOG(" ERROR, CDpPn2Rx::Read, Element reservation failed (KErrNotReady)."); |
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428 OstTrace0( TRACE_NORMAL, DUP8_CDPPN2RX_READ, "ERROR, CDpPn2Rx::Read, Element reservation failed (KErrNotReady)" ); |
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429 |
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430 // Change state |
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431 iState = EElementWait; |
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432 // Better done here |
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433 if ( !IsActive() ) |
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434 { |
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435 iStatus = KRequestPending; |
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436 SetActive(); |
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437 } |
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438 //no else |
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439 iRequestActive = ETrue; |
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440 |
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441 ret = KErrNone; |
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442 |
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443 break; |
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444 } |
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445 default: |
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446 { |
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447 // An error value returned |
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448 LOG1(" ERROR, CDpPn2Rx::Read, Fail to reserve Element, error code: %d", |
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449 ret ); |
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450 OstTrace1( TRACE_NORMAL, DUP9_CDPPN2RX_READ, "CDpPn2Rx:: ERROR, CDpPn2Rx::Read, Fail to reserve Element, error code: %d", ret ); |
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451 } |
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452 } |
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453 } |
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454 //no else |
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455 |
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456 return ret; |
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457 } |
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458 |
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459 // ----------------------------------------------------------------------------- |
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460 // CDpPn2Rx::UpDate |
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461 // Pipe state has been changed. |
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462 // ----------------------------------------------------------------------------- |
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463 // |
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464 void CDpPn2Rx::UpDate( |
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465 CDpSubject* /*aChangedSubject*/ ) |
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466 { |
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467 OstTrace0( TRACE_NORMAL, CDPPN2RX_UPDATE, "CDpPn2Rx::UpDate" ); |
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468 LOGM("CDpPn2Rx::UpDate"); |
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469 |
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470 TInt r( KErrNone ); |
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471 // DCS PIF state changed |
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472 switch ( iPifDcs.PipeState() ) |
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473 { |
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474 case CDpPif::EDpPipeEnabled: |
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475 { |
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476 // start read but beware double read |
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477 if ( iState == EElementWait ) |
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478 { |
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479 r = Read(); |
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480 if ( r != KErrNone ) |
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481 { |
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482 LOG(" ERROR, CDpPn2Rx::UpDate, Read() failed"); |
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483 OstTrace0( TRACE_NORMAL, DUP1_CDPPN2RX_UPDATE, "ERROR, CDpPn2Rx::UpDate, Read() failed" ); |
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484 } |
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485 //no else |
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486 } |
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487 //no else |
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488 break; |
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489 } |
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490 case CDpPif::EDpPipeDisabled: // Fall through |
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491 case CDpPif::EDpPipeDisconnected: |
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492 { |
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493 if ( IsActive() ) |
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494 { |
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495 Cancel(); |
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496 } |
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497 //no else |
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498 break; |
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499 } |
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500 default: |
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501 { |
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502 // Pipe is in state that is not regonized |
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503 LOG1(" ERROR, CDpPn2Rx::UpDate, Unrecognized pipe state: %d", |
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504 iPifDcs.PipeState() ); |
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505 OstTraceExt1( TRACE_NORMAL, DUP2_CDPPN2RX_UPDATE, "ERROR, CDpPn2Rx::UpDate, Unrecognized pipe state: %s", iPifDcs.PipeState() ); |
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506 |
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507 Cancel(); |
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508 break; |
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509 } |
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510 } |
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511 } |
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512 |
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513 // ----------------------------------------------------------------------------- |
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514 // CDpPn2Rx::ReleaseNotify |
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515 // This method signals ourselves. |
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516 // ----------------------------------------------------------------------------- |
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517 // |
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518 void CDpPn2Rx::ReleaseNotify() |
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519 { |
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520 OstTrace0( TRACE_NORMAL, CDPPN2RX_RELEASENOTIFY, "CDpPn2Rx::ReleaseNotify" ); |
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521 LOGM("CDpPn2Rx::ReleaseNotify"); |
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522 |
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523 // This is done because receive data might me also active |
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524 DoCancel(); |
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525 } |
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526 |
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527 // ----------------------------------------------------------------------------- |
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528 // CDpPn2Rx::FlushNotify |
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529 // This method notifies that buffer is flushed. Classes which have access |
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530 // to buffers are derived from this class. Derived class could override |
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531 // this method, otherwise this default method will be used. |
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532 // ----------------------------------------------------------------------------- |
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533 // |
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534 void CDpPn2Rx::FlushNotify() |
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535 { |
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536 OstTrace0( TRACE_NORMAL, CDPPN2RX_FLUSHNOTIFY, "CDpPn2Rx::FlushNotify" ); |
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537 LOGM("CDpPn2Rx::FlushNotify()"); |
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538 |
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539 ReleaseNotify(); |
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540 } |
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541 |
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542 // ----------------------------------------------------------------------------- |
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543 // CDpPn2Rx::Role |
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544 // This method gets the role (reader/writer) of data client. |
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545 // ----------------------------------------------------------------------------- |
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546 // |
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547 TUint8 CDpPn2Rx::Role() |
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548 { |
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549 OstTrace0( TRACE_NORMAL, CDPPN2RX_ROLE, "CDpPn2Rx::Role" ); |
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550 |
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551 return iRole; |
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552 } |
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553 |
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554 // ----------------------------------------------------------------------------- |
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555 // CDpPn2Rx::SetDataAvailableNotification |
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556 // Set flag that indicates are requested to notify the C32 |
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557 // client, if there is data available in rx buffer. |
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558 // ----------------------------------------------------------------------------- |
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559 // |
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560 TInt CDpPn2Rx::SetDataAvailableNotification( |
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561 const TBool aUsedOrNot ) |
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562 { |
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563 OstTrace0( TRACE_NORMAL, CDPPN2RX_SETDATAAVAILABLENOTIFICATION, "CDpPn2Rx::SetDataAvailableNotification" ); |
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564 LOGM(" CDpPn2Rx::SetDataAvailableNotification"); |
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565 |
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566 iInBufHasDataNotify = aUsedOrNot; |
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567 return KErrNone; |
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568 } |
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569 |
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570 // ----------------------------------------------------------------------------- |
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571 // CDpPn2Rx::IsHighWaterMarkReached |
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572 // Is high water mark reached |
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573 // ----------------------------------------------------------------------------- |
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574 // |
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575 TBool CDpPn2Rx::IsHighWaterMarkReached() |
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576 { |
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577 OstTrace0( TRACE_NORMAL, CDPPN2RX_ISHIGHWATERMARKREACHED, "CDpPn2Rx::IsHighWaterMarkReached" ); |
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578 TBool waterMarkReached( EFalse ); |
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579 |
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580 if ( iBufferRx.UsedBytes() >= iDataConfig.WaterMarkHighSize( iBufferRx ) ) |
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581 { |
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582 waterMarkReached = ETrue; |
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583 } |
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584 else |
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585 { |
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586 waterMarkReached = EFalse; |
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587 } |
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588 |
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589 return waterMarkReached; |
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590 } |
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591 |
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592 //============================================================================== |
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593 |
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594 // ----------------------------------------------------------------------------- |
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595 // CDpPn2Rx::CDpPn2RxObserver::Init |
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596 // This method initializes Pn2Rx observer. |
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597 // ----------------------------------------------------------------------------- |
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598 // |
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599 void CDpPn2Rx::CDpPn2RxObserver::Init( |
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600 CDpPn2Rx* aDpPn2Rx ) |
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601 { |
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602 iDpPn2Rx = aDpPn2Rx; |
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603 } |
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604 |
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605 // ----------------------------------------------------------------------------- |
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606 // CDpPn2Rx::CDpPn2RxObserver::UpDate |
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607 // This method updates Pn2Rx. |
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608 // ----------------------------------------------------------------------------- |
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609 // |
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610 void CDpPn2Rx::CDpPn2RxObserver::UpDate( |
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611 CDpSubject* aChangedSubject ) |
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612 { |
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613 LOGM("CDpPn2Rx::CDpPn2RxObserver::UpDate"); |
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614 |
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615 if ( iDpPn2Rx ) |
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616 { |
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617 iDpPn2Rx->UpDate( aChangedSubject ); |
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618 } |
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619 //no else |
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620 } |
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621 |
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622 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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623 // none |
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624 |
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625 // End of File |