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1 /* |
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2 * Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Handles client requests. |
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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 "CSatClientServiceReq.h" |
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22 #include "MSatUtils.h" |
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23 #include "MSatSUiClientHandler.h" |
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24 #include "EnginePanic.h" |
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25 #include "SatLog.h" |
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26 |
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27 _LIT( KTxtServer, "SatServer" ); |
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28 |
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29 // ============================ MEMBER FUNCTIONS =============================== |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // CSatClientServiceReq::CSatClientServiceReq |
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33 // C++ default constructor can NOT contain any code, that |
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34 // might leave. |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 CSatClientServiceReq::CSatClientServiceReq( |
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38 TSatServerRequest aRequest, |
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39 TSatServerRequest aResponse, |
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40 MSatCommand* aCommand, |
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41 MSatUtils& aUtils ) : |
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42 iHandledRequest( aRequest ), |
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43 iHandledResponse( aResponse ), |
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44 iResponseObserver( aCommand ), |
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45 iUtils( aUtils ) |
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46 { |
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47 LOG( SIMPLE, "SATENGINE: \ |
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48 CSatClientServiceReq::CSatClientServiceReq calling-exiting" ) |
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49 } |
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50 |
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51 // ----------------------------------------------------------------------------- |
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52 // CSatClientServiceReq::NewL |
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53 // Two-phased constructor. |
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54 // ----------------------------------------------------------------------------- |
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55 // |
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56 CSatClientServiceReq* CSatClientServiceReq::NewL( |
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57 TSatServerRequest aRequest, |
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58 TSatServerRequest aResponse, |
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59 MSatCommand* aCommand, |
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60 MSatUtils& aUtils ) |
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61 { |
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62 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::NewL calling-exiting" ) |
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63 return new ( ELeave ) CSatClientServiceReq( |
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64 aRequest, aResponse, aCommand, aUtils ); |
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65 } |
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66 |
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67 |
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68 // Destructor |
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69 CSatClientServiceReq::~CSatClientServiceReq() |
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70 { |
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71 LOG( SIMPLE, |
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72 "SATENGINE: CSatClientServiceReq::~CSatClientServiceReq calling" ) |
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73 |
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74 iResponseObserver = NULL; |
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75 iCmdData = 0; |
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76 iCmdRsp = 0; |
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77 |
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78 LOG( SIMPLE, |
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79 "SATENGINE: CSatClientServiceReq::~CSatClientServiceReq exiting" ) |
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80 } |
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81 |
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82 // ----------------------------------------------------------------------------- |
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83 // CSatClientServiceReq::HandleCommand |
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84 // Handles the SIM command. If client has not yet requested service for this |
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85 // SIM command, command is stored for later use. |
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86 // (other items were commented in a header). |
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87 // ----------------------------------------------------------------------------- |
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88 // |
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89 TBool CSatClientServiceReq::HandleCommand( |
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90 TDesC8* aCmdData, // Data to be sent to client. |
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91 TDes8* aCmdRsp, // Client is response is written to this.h |
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92 TSatServerRequest aRequest ) // Command from SIM |
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93 { |
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94 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleCommand calling" ) |
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95 |
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96 __ASSERT_ALWAYS( iResponseObserver, |
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97 PanicSatEngine( ESatEngineNullPointer ) ); |
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98 |
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99 TBool handled( EFalse ); |
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100 // Handle the command here if the request op codes match. |
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101 if ( iHandledRequest == aRequest ) |
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102 { |
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103 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleCommand \ |
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104 request op codes match" ) |
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105 // Store the descriptors |
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106 iCmdData = aCmdData; |
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107 iCmdRsp = aCmdRsp; |
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108 |
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109 handled = ETrue; |
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110 |
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111 // Is the client already waiting for the command |
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112 if ( iRequestPending ) |
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113 { |
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114 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleCommand \ |
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115 RequestPending" ) |
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116 // Request is served. |
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117 iRequestPending = EFalse; |
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118 SendDataToClient(); |
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119 } |
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120 else |
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121 { |
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122 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleCommand \ |
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123 no RequestPending" ) |
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124 // Client request was not available, so command is waiting for |
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125 // client request. |
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126 iCmdPending = ETrue; |
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127 } |
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128 } |
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129 |
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130 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleCommand exiting" ) |
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131 return handled; |
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132 } |
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133 |
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134 // ----------------------------------------------------------------------------- |
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135 // CSatClientServiceReq::HandleRequest |
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136 // Handles the client's request. |
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137 // (other items were commented in a header). |
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138 // ----------------------------------------------------------------------------- |
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139 // |
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140 TBool CSatClientServiceReq::HandleRequest( |
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141 const RMessage2& aRequest ) // Request from client. |
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142 { |
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143 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleRequest calling" ) |
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144 |
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145 TBool handled( EFalse ); |
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146 |
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147 // Is the request handled here. |
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148 const TInt request( aRequest.Function() ); |
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149 if ( request == iHandledRequest ) |
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150 { |
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151 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleRequest \ |
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152 handle request" ) |
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153 handled = ETrue; |
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154 iRequest = aRequest; |
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155 |
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156 // Is the command waiting for client. |
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157 if ( iCmdPending ) |
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158 { |
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159 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleRequest \ |
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160 iCmdPending" ) |
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161 iCmdPending = EFalse; |
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162 SendDataToClient(); |
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163 } |
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164 else |
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165 { |
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166 // Command has not yet arrived from SIM, so |
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167 // wait for the command. |
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168 iRequestPending = ETrue; |
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169 } |
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170 } |
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171 // Is the response handled here. |
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172 else if ( request == iHandledResponse ) |
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173 { |
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174 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleRequest \ |
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175 handle response" ) |
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176 handled = ETrue; |
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177 |
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178 TRAPD( res, aRequest.ReadL( 0, *iCmdRsp ) ); |
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179 |
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180 // Send the response further only if IPC succeeded. |
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181 if ( KErrNone != res ) |
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182 { |
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183 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleRequest \ |
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184 KErrNone != res" ) |
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185 iRequest.Panic( KTxtServer, ESatSBadDescriptor ); |
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186 } |
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187 |
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188 // Release client first, then handle the response |
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189 aRequest.Complete( KErrNone ); |
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190 // Notify command that response is available. |
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191 iResponseObserver->ClientResponse(); |
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192 } |
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193 else |
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194 { |
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195 } |
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196 |
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197 LOG( DETAILED, "SATENGINE: CSatClientServiceReq::HandleRequest exiting" ) |
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198 return handled; |
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199 } |
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200 |
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201 // ----------------------------------------------------------------------------- |
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202 // CSatClientServiceReq::SendDataToClient |
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203 // Writes the data to client address space and completes the iRequest. |
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204 // (other items were commented in a header). |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 void CSatClientServiceReq::SendDataToClient() |
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208 { |
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209 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::SendDataToClient calling" ) |
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210 |
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211 TRAPD( res,iRequest.WriteL( 0, *iCmdData ) ); |
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212 LOG2( SIMPLE, "SATENGINE: CSatClientServiceReq::SendDataToClient res: %d", |
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213 res ) |
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214 if ( KErrNone != res ) |
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215 { |
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216 iRequest.Panic( KTxtServer, ESatSBadDescriptor ); |
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217 } |
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218 |
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219 iRequest.Complete( KErrNone ); |
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220 |
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221 // If UI is not launched by user, make sure UI is in foreground |
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222 if ( !iUtils.SatUiHandler().UiLaunchedByUser() ) |
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223 { |
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224 LOG( SIMPLE, |
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225 "SATENGINE: CSatClientServiceReq::SendDataToClient \ |
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226 EBringSatUiToForeGround" ) |
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227 iUtils.NotifyEvent( MSatUtils::EBringSatUiToForeGround ); |
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228 } |
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229 |
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230 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::SendDataToClient exiting" ) |
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231 } |
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232 |
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233 // ----------------------------------------------------------------------------- |
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234 // CSatClientServiceReq::IsMyRequest |
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235 // (other items were commented in a header). |
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236 // ----------------------------------------------------------------------------- |
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237 // |
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238 TBool CSatClientServiceReq::IsMyRequest( const TSatServerRequest aRequest ) |
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239 { |
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240 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::IsMyRequest calling" ) |
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241 TBool myRequest( EFalse ); |
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242 |
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243 if ( iHandledRequest == aRequest ) |
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244 { |
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245 LOG( SIMPLE, |
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246 "SATENGINE: CSatClientServiceReq::IsMyRequest" ) |
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247 |
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248 myRequest = ETrue; |
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249 } |
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250 LOG2( SIMPLE, "SATENGINE: CSatClientServiceReq::IsMyRequest exiting, \ |
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251 return: %d", myRequest ) |
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252 return myRequest; |
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253 } |
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254 |
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255 // ----------------------------------------------------------------------------- |
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256 // CSatClientServiceReq::SetCommandHandler |
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257 // (other items were commented in a header). |
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258 // ----------------------------------------------------------------------------- |
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259 // |
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260 void CSatClientServiceReq::SetCommandHandler( MSatCommand* aCommand ) |
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261 { |
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262 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::SetCommandHandler calling" ) |
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263 |
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264 iResponseObserver = aCommand; |
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265 |
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266 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::SetCommandHandler exiting" ) |
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267 } |
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268 |
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269 // ----------------------------------------------------------------------------- |
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270 // CSatClientServiceReq::Reset |
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271 // Resets member data |
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272 // ----------------------------------------------------------------------------- |
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273 // |
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274 void CSatClientServiceReq::Reset() |
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275 { |
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276 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::Reset calling" ) |
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277 |
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278 // Check is request pending |
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279 if ( !iRequestPending ) |
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280 { |
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281 // Request not pending meaning that command is executing. |
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282 // Send client response to prevent SIM to lock |
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283 LOG( NORMAL, " Request is not pending" ) |
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284 // Notify command that response is available. |
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285 iResponseObserver->ClientResponse(); |
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286 } |
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287 |
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288 // Clean data |
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289 iCmdData = NULL; |
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290 iCmdRsp = NULL; |
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291 iCmdPending = EFalse; |
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292 iRequestPending = EFalse; |
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293 // We don't reset iResponseObserver |
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294 |
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295 LOG( SIMPLE, "SATENGINE: CSatClientServiceReq::Reset exiting" ) |
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296 } |
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297 |
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298 // End of File |