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1 /* |
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2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: This class is used to perform Phone Client Extension |
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15 * Messenger originated commands. |
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16 * |
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17 */ |
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18 |
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19 |
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20 |
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21 // INCLUDES |
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22 |
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23 #include "RPhCltMessenger.h" |
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24 #include <RPhCltServer.h> |
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25 #include "PhCltClientServer.h" |
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26 |
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27 |
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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 // ----------------------------------------------------------------------------- |
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33 // RPhCltMessenger::RPhCltMessenger |
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34 // |
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35 // C++ constructor can NOT contain any code, that might leave. |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 RPhCltMessenger::RPhCltMessenger() |
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39 : RSubSessionBase(), |
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40 iReceiveMessageSize( NULL, 0 ), |
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41 iMesParPckg( iMessengerParameters ) |
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42 { |
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43 } |
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44 |
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45 |
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46 // ----------------------------------------------------------------------------- |
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47 // RPhCltMessenger::~RPhCltMessenger |
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48 // |
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49 // Destructor. |
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50 // ----------------------------------------------------------------------------- |
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51 // |
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52 RPhCltMessenger::~RPhCltMessenger() |
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53 { |
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54 // Ensure that the subsession is closed. |
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55 Close(); |
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56 } |
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57 |
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58 |
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59 // ----------------------------------------------------------------------------- |
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60 // RPhCltMessenger::Open |
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61 // |
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62 // Open subsession to Phone Server. |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 TInt RPhCltMessenger::Open( |
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66 RPhCltServer& aServer, |
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67 const TUid& aCategoryUid, |
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68 const TInt& aDefaultMessageSize ) |
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69 { |
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70 __ASSERT_ALWAYS( aServer.Handle(), User::Panic( |
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71 KPhClientPanicCategory, |
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72 EPhCltClientSidePanicNullHandle ) ); |
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73 |
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74 TInt err = CreateSubSession( |
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75 aServer, |
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76 EPhoneServerMessengerSubSessionOpen, |
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77 TIpcArgs() ); |
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78 |
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79 |
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80 // If subsession was created successfully, construct it properly. |
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81 if ( !err ) |
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82 { |
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83 // Set the needed variables to be transferred to PhoneServer side. |
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84 iMessengerParameters.iCategoryUid = aCategoryUid; |
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85 iMessengerParameters.iDefaultMessageSize = aDefaultMessageSize; |
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86 |
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87 err = SendReceive( |
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88 EPhoneServerMessengerSubSessionConstruct, |
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89 TIpcArgs( &iMesParPckg ) ); |
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90 |
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91 // If memory reservations failed, close subsession. |
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92 if ( err ) |
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93 { |
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94 Close(); |
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95 } |
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96 } |
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97 |
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98 return err; |
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99 } |
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100 |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // RPhCltMessenger::Close |
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104 // |
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105 // Close subsession. |
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106 // ----------------------------------------------------------------------------- |
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107 // |
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108 void RPhCltMessenger::Close() |
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109 { |
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110 CloseSubSession( EPhoneServerMessengerSubSessionClose ); |
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111 } |
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112 |
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113 |
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114 // ----------------------------------------------------------------------------- |
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115 // RPhCltMessenger::Receive |
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116 // |
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117 // Receive message. |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 void RPhCltMessenger::Receive( |
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121 TRequestStatus& aStatus, |
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122 TInt& aMessageSize, |
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123 TDes8& aMessagePayload ) |
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124 { |
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125 __ASSERT_ALWAYS( |
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126 SubSessionHandle(), User::Panic( |
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127 KPhClientPanicCategory, EPhCltClientSidePanicNullHandle ) ); |
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128 |
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129 // Set message size variables to be byte descriptor. |
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130 iReceiveMessageSize.Set( ( TUint8* )&aMessageSize, 0, sizeof( TInt ) ) ; |
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131 iMessengerParameters.iReceiveMessageSizePtr = &iReceiveMessageSize; |
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132 |
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133 iMessengerParameters.iReceiveBufferMaxSize = aMessagePayload.MaxSize(); |
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134 |
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135 SendReceive( |
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136 EPhoneServerMessengerSubSessionReceive, |
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137 TIpcArgs( |
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138 &iMesParPckg, |
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139 &aMessagePayload, |
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140 &iReceiveMessageSize ), |
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141 aStatus ); |
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142 } |
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143 |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // RPhCltMessenger::Send |
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147 // |
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148 // Send message. |
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149 // ----------------------------------------------------------------------------- |
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150 // |
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151 void RPhCltMessenger::Send( |
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152 TRequestStatus& aStatus, |
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153 const TDesC8& aMessagePayload ) |
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154 { |
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155 __ASSERT_ALWAYS( |
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156 SubSessionHandle(), User::Panic( |
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157 KPhClientPanicCategory, EPhCltClientSidePanicNullHandle ) ); |
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158 |
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159 iMessengerParameters.iSendPayloadLength = aMessagePayload.Length(); |
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160 |
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161 SendReceive( |
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162 EPhoneServerMessengerSubSessionSend, |
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163 TIpcArgs( |
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164 &iMesParPckg, |
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165 &aMessagePayload ), |
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166 aStatus ); |
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167 } |
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168 |
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169 |
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170 // ----------------------------------------------------------------------------- |
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171 // RPhCltMessenger::CancelRequest |
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172 // |
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173 // Cancel ongoing request. |
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174 // ----------------------------------------------------------------------------- |
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175 // |
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176 void RPhCltMessenger::CancelRequest( const TPhCltMessengerRequest& aRequest ) |
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177 { |
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178 __ASSERT_ALWAYS( SubSessionHandle(), User::Panic( |
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179 KPhClientPanicCategory, EPhCltClientSidePanicNullHandle ) ); |
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180 |
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181 iMessengerParameters.iCancelRequest = aRequest; |
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182 |
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183 SendReceive( |
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184 EPhoneServerMessengerSubSessionCancel, |
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185 TIpcArgs( &iMesParPckg ) ); |
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186 } |
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187 |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // RPhCltMessenger::Skip |
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191 // |
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192 // Skip the current message. |
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193 // ----------------------------------------------------------------------------- |
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194 // |
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195 void RPhCltMessenger::Skip() |
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196 { |
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197 __ASSERT_ALWAYS( |
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198 SubSessionHandle(), User::Panic( |
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199 KPhClientPanicCategory, EPhCltClientSidePanicNullHandle ) ); |
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200 |
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201 SendReceive( |
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202 EPhoneServerMessengerSubSessionSkip, |
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203 TIpcArgs() ); |
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204 } |
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205 |
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206 |
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207 // End of File |