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1 /* |
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2 * Copyright (c) 2006 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: |
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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 /** Add TRAP harnesses for leaving functions such as iServiceSearcher->ConnectL |
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20 Decide what to do with Copyrighted Nokia code */ |
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21 |
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22 |
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23 #include "ObjectExchangeClient.h" |
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24 #include "ObjectExchangeServiceSearcher.h" |
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25 #include "BTObjectExchange.pan" |
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26 |
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27 #include <e32svr.h> |
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28 |
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29 // Define DEBUG trace for debug builds |
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30 #ifdef _DEBUG |
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31 #define TRACE(a) RDebug::Print a |
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32 #else |
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33 #define TRACE(a) |
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34 #endif |
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35 |
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36 CObjectExchangeClient* CObjectExchangeClient::NewL() |
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37 { |
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38 CObjectExchangeClient* self = NewLC(); |
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39 CleanupStack::Pop(self); |
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40 return self; |
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41 } |
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42 |
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43 CObjectExchangeClient* CObjectExchangeClient::NewLC() |
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44 { |
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45 CObjectExchangeClient* self = new (ELeave) CObjectExchangeClient(); |
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46 CleanupStack::PushL(self); |
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47 self->ConstructL(); |
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48 return self; |
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49 } |
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50 |
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51 CObjectExchangeClient::CObjectExchangeClient() |
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52 : CActive(CActive::EPriorityStandard), |
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53 iState(EWaitingToGetDevice) // Go to initial state and wait for ConnectL function call |
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54 { |
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55 CActiveScheduler::Add(this); |
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56 } |
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57 |
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58 void CObjectExchangeClient::ConstructL() |
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59 { |
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60 iServiceSearcher = CObjectExchangeServiceSearcher::NewL(); |
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61 } |
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62 |
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63 |
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64 CObjectExchangeClient::~CObjectExchangeClient() |
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65 { |
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66 Cancel(); // Cancel any outstanding request on this object |
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67 |
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68 delete iCurrObject; |
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69 iCurrObject = NULL; |
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70 |
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71 delete iServiceSearcher; // iServiceSearcher's destructor completes any outstanding request |
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72 iServiceSearcher = NULL; |
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73 |
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74 delete iClient; |
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75 iClient = NULL; |
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76 |
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77 } |
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78 |
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79 void CObjectExchangeClient::DoCancel() |
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80 { |
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81 |
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82 // Add Cancelling for outstanding request caused by |
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83 // iServiceSearcher->SelectDeviceByDiscoveryL(iStatus) |
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84 // and iServiceSearcher->FindServiceL(iStatus); |
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85 // NOTE: works now if the iServiceSearcher is deleted, but not if cancelled |
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86 // SOLUTION: delete and recreate iServiceSearcher in DoCancel? Or implement |
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87 // Cancel to iServiceSearcer! |
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88 |
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89 if (iState != EWaitingToGetDevice && iClient) |
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90 { |
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91 iClient->Abort(); |
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92 |
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93 |
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94 delete iClient; // must be deleted so that connection is not left open |
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95 // if sender cancels before receiver accepts connection |
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96 iClient = NULL; |
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97 |
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98 } |
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99 |
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100 |
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101 iServiceSearcher->Cancel(); |
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102 |
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103 iStatus = KErrNone; // At least emulated version does not work without this |
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104 |
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105 iState = EWaitingToGetDevice; |
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106 User::RequestComplete( iObserverStatus, KErrCancel ); |
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107 } |
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108 |
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109 |
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110 void CObjectExchangeClient::RunL() |
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111 { |
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112 |
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113 if (iStatus != KErrNone) |
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114 { |
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115 switch (iState) |
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116 { |
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117 case EGettingDevice: |
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118 case EGettingService: |
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119 case EGettingConnection: |
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120 case EDisconnecting: |
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121 case EWaitingToSend: |
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122 User::RequestComplete(iObserverStatus, iStatus.Int()); // Relay error codes |
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123 iState = EWaitingToGetDevice; // Return always to initial state |
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124 break; |
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125 |
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126 default: |
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127 Panic(EBTObjectExchangeUnexpectedLogicState); |
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128 break; |
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129 } |
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130 } |
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131 else |
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132 { |
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133 switch (iState) |
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134 { |
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135 case EGettingDevice: |
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136 |
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137 iState = EGettingService; |
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138 iStatus = KRequestPending; // NOTE: Setting this should be the responsibility |
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139 // of the called function |
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140 // move to CBTServiceSearcher::FindServiceL? |
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141 |
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142 iServiceSearcher->FindServiceL(iStatus); // Find the OBEX service on the target device |
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143 SetActive(); |
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144 break; |
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145 |
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146 case EGettingService: |
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147 iState = EGettingConnection; |
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148 ConnectToServerL(); // Connect to the OBEX service port on the target device |
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149 break; |
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150 |
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151 case EGettingConnection: |
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152 iState = EWaitingToSend; |
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153 User::RequestComplete(iObserverStatus, KErrNone); // ConnectL was succesfull |
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154 break; |
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155 |
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156 case EWaitingToSend: |
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157 User::RequestComplete(iObserverStatus, KErrNone); // SendObjectL was successfull |
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158 break; |
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159 |
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160 case EDisconnecting: |
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161 iState = EWaitingToGetDevice; |
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162 User::RequestComplete(iObserverStatus, KErrNone); // DisconnectL succeeded |
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163 break; |
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164 |
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165 default: |
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166 Panic(EBTObjectExchangeSdpRecordDelete); |
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167 break; |
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168 }; |
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169 } |
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170 } |
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171 |
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172 void CObjectExchangeClient::ConnectL(TRequestStatus& aObsRequestStatus) |
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173 { |
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174 aObsRequestStatus = KRequestPending; // Have the observer wait for this request to complete |
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175 iObserverStatus = &aObsRequestStatus; // Store the observer's TRequestStatus for later use |
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176 |
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177 if (iState == EWaitingToGetDevice && !IsActive()) |
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178 { |
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179 iState = EGettingDevice; |
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180 iServiceSearcher->SelectDeviceByDiscoveryL(iStatus); // Show a device selection dialog |
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181 SetActive(); |
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182 |
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183 } |
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184 else |
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185 { |
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186 // Inform the observer that connection cannot be initiated |
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187 User::RequestComplete(iObserverStatus, KErrInUse ); |
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188 return; |
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189 } |
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190 } |
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191 |
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192 void CObjectExchangeClient::ConnectToServerL() |
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193 { |
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194 |
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195 TObexBluetoothProtocolInfo protocolInfo; |
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196 |
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197 protocolInfo.iTransport.Copy(KServerTransportName); |
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198 protocolInfo.iAddr.SetBTAddr(iServiceSearcher->BTDevAddr()); |
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199 protocolInfo.iAddr.SetPort(iServiceSearcher->Port()); |
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200 |
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201 if (iClient) |
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202 { |
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203 delete iClient; |
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204 iClient = NULL; |
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205 } |
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206 iClient = CObexClient::NewL(protocolInfo); |
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207 |
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208 iClient->Connect(iStatus); |
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209 SetActive(); |
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210 |
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211 } |
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212 |
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213 void CObjectExchangeClient::SendObjectL( const TDesC& aFileName, TRequestStatus& aObsRequestStatus) |
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214 { |
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215 aObsRequestStatus = KRequestPending; // Have the observer wait for this request to complete |
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216 iObserverStatus = &aObsRequestStatus; // Store the observer's TRequestStatus for later use |
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217 |
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218 if (iState != EWaitingToSend) |
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219 { |
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220 // Inform the user that sending is not possible because there is no connection |
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221 User::RequestComplete(iObserverStatus, KErrDisconnected); |
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222 return; |
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223 |
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224 } |
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225 else if (IsActive()) |
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226 { |
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227 // Inform the user that there is already an outstanding request on this object |
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228 User::RequestComplete(iObserverStatus, KErrInUse); |
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229 return; |
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230 } |
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231 |
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232 delete iCurrObject; |
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233 iCurrObject = NULL; |
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234 |
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235 TRACE((aFileName)); |
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236 |
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237 iParse.Set( aFileName, NULL, NULL ); |
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238 |
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239 // Create the OBEX object from the file |
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240 TRAPD(err, iCurrObject = CObexFileObject::NewL(aFileName)); |
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241 if (err) |
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242 { |
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243 TRACE((_L("_DEBUG: Error creating CObexFileObject"))); |
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244 |
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245 // Inform the observer that file was not found |
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246 User::RequestComplete(iObserverStatus, err); |
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247 return; |
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248 |
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249 } |
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250 else |
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251 { |
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252 |
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253 /* Set proper values for the object info ? */ |
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254 |
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255 // Fill in the object info |
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256 iCurrObject->SetDescriptionL(_L("OBEX file object")); |
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257 iCurrObject->SetNameL( iParse.NameAndExt()); |
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258 iCurrObject->SetTypeL(_L8("text/plain")); // NOTE: Sending everything as text/plain |
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259 |
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260 // Update the header mask |
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261 TObexHeaderMask headermask = iCurrObject->HeaderMask(); // get current header mask |
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262 headermask = headermask | KObexHdrName | KObexHdrType | KObexHdrDescription; |
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263 iCurrObject->SetHeaderMask(headermask); |
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264 |
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265 |
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266 } |
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267 |
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268 // Send the object |
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269 iClient->Put(*iCurrObject, iStatus); |
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270 SetActive(); |
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271 |
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272 } |
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273 |
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274 |
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275 void CObjectExchangeClient::StopL() |
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276 { |
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277 |
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278 if (iClient && iClient->IsConnected()) |
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279 { |
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280 iClient->Abort(); |
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281 iState = EWaitingToGetDevice; |
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282 } |
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283 } |
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284 |
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285 void CObjectExchangeClient::DisconnectL(TRequestStatus& aObsRequestStatus) |
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286 { |
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287 aObsRequestStatus = KRequestPending; // Have the observer wait for this request to complete |
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288 iObserverStatus = &aObsRequestStatus; // Store the observer's TRequestStatus for later use |
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289 |
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290 if (iState == EWaitingToGetDevice) |
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291 { |
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292 // Not connected, inform the observer |
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293 User::RequestComplete(iObserverStatus, KErrNone); |
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294 return; |
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295 } |
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296 |
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297 if (iState == EWaitingToSend) |
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298 { |
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299 iState = EDisconnecting; |
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300 iClient->Disconnect(iStatus); |
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301 SetActive(); |
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302 |
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303 } |
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304 |
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305 |
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306 else |
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307 { |
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308 // Busy connecting or disconnecting |
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309 User::RequestComplete(iObserverStatus, KErrInUse); |
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310 return; |
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311 |
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312 |
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313 } |
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314 } |
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315 |
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316 TBool CObjectExchangeClient::IsBusy() |
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317 { |
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318 return IsActive(); |
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319 } |
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320 |
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321 TBool CObjectExchangeClient::IsConnected() |
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322 { |
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323 return iState == EWaitingToSend; |
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324 |
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325 } |
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326 |