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1 /* |
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2 * Copyright (c) 2004-2006 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 * This class is a BTSapServer's state for setting up connection with BTSap client |
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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 |
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22 // INCLUDE FILES |
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23 #include <e32property.h> |
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24 #include <ctsydomainpskeys.h> |
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25 #include <PSVariables.h> |
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26 #include "BTSapServerState.h" |
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27 #include "BTSapSocketHandler.h" |
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28 #include "BTSapSimCardStatusNotifier.h" |
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29 #include "debug.h" |
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30 |
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31 |
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32 CBTSapServerState::TStateConnect::TStateConnect(CBTSapServerState& aServerState) |
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33 : TStateIdle(aServerState), iConnectRequestOK(EFalse), iCardStatus(ECardStatusReserved) |
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34 { |
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35 } |
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36 |
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37 // --------------------------------------------------------- |
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38 // Enter |
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39 // --------------------------------------------------------- |
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40 void CBTSapServerState::TStateConnect:: Enter(TRequestStatus& aStatus) |
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41 { |
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42 BTSAP_TRACE_OPT(KBTSAP_TRACE_STM, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: Enter"))); |
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43 |
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44 iStatus = &aStatus; |
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45 TConnectionStatus connectionStatus = EConnectionErrReject; |
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46 if(!IsCallOngoing()) |
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47 { // SAP cannot be accepted if a call is ongoing or if no SIM is present |
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48 connectionStatus = EConnectionOK; |
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49 } |
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50 |
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51 if (connectionStatus == EConnectionOK) |
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52 { |
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53 CheckMaxMsgSize(connectionStatus); |
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54 } |
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55 |
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56 if (connectionStatus == EConnectionOK) |
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57 { |
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58 iConnectRequestOK = ETrue; |
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59 |
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60 // init value which is impossible to be received. |
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61 // by checking the value, BTSap knows if status_ind is received |
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62 iCardStatus = ECardStatusReserved; |
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63 // listen to status_ind (card_reset is expected) |
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64 iServerState.BTSapSimCardStatusNotifier().Start(); |
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65 |
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66 NotifySapState(ESapConnecting); |
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67 |
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68 // Waiting for Accept/RejectSapConnection() |
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69 aStatus = KRequestPending; |
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70 |
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71 if(!IsSimPresent()) |
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72 { |
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73 // If there is no SIM present, we bypass the accept/reject for the connection. |
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74 // Instead this will be signalled in the connection reply, followed by disconnection. |
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75 iCardStatus = ECardStatusRemoved; |
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76 User::RequestComplete(iStatus, EUserAccepted); |
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77 } |
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78 #ifdef __WINS__ |
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79 |
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80 //Doesn't wait for any confirmation (used in WINS) |
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81 BTSAP_TRACE_OPT(KBTSAP_TRACE_STM, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: Enter Accept"))); |
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82 User::RequestComplete(iStatus, EUserAccepted); |
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83 |
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84 #endif //__WINS__ |
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85 |
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86 } |
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87 else |
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88 { |
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89 iConnectRequestOK = EFalse; |
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90 |
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91 iResponseMessage.SetMsgID(EConnectResponse); |
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92 iResponseMessage.AddParameter(EParaConnectionStatus, connectionStatus); |
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93 |
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94 if (connectionStatus == EConnectionErrNotSupported) |
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95 { |
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96 iResponseMessage.AddParameter(EParaMaxMsgSize, KMaxMsgSize, 2); |
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97 } |
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98 |
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99 iServerState.BTSapSocketHandler().Send(iResponseMessage.Data()); |
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100 |
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101 if (connectionStatus == EConnectionErrNotSupported) |
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102 { |
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103 // waiting for the client to send another conn_req with my KMaxMsgSize |
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104 aStatus = KRequestPending; |
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105 } |
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106 else |
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107 { |
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108 // too small or a phone call ongoing |
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109 User::RequestComplete(iStatus, EConnectionError); |
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110 } |
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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 // Complete |
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116 // set next state |
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117 // -------------------------------------------------------------------------------------------- |
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118 // |
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119 TBTSapServerState CBTSapServerState::TStateConnect::Complete(TInt aReason) |
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120 { |
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121 BTSAP_TRACE_OPT(KBTSAP_TRACE_STM, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: Complete"))); |
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122 |
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123 TBTSapServerState nextState = EStateNotConnected; |
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124 |
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125 if (aReason == EUserAccepted || aReason == EUserRejected) |
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126 { |
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127 TInt connectionStatus = (aReason == EUserAccepted) ? EConnectionOK : EConnectionErrReject; |
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128 |
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129 iResponseMessage.SetMsgID(EConnectResponse); |
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130 iResponseMessage.AddParameter(EParaConnectionStatus, connectionStatus); |
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131 iServerState.BTSapSocketHandler().Send(iResponseMessage.Data()); |
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132 |
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133 if (connectionStatus == EConnectionOK) |
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134 { |
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135 BTSAP_TRACE_OPT(KBTSAP_TRACE_INFO, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: Complete: iCardStatus: %d"), iCardStatus)); |
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136 |
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137 if (iCardStatus != ECardStatusReserved) |
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138 { |
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139 // send status_ind |
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140 TStateIdle::SimCardStatusChanged(iCardStatus); |
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141 } |
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142 |
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143 if(iCardStatus != ECardStatusRemoved) |
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144 { |
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145 // There is no SIM, so the connection will be disconnected by the client. |
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146 // We therefore do not signal a connection complete. |
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147 NotifySapState(ESapConnected); |
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148 } |
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149 nextState = EStateIdle; |
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150 } |
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151 } |
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152 |
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153 return nextState; |
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154 } |
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155 |
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156 void CBTSapServerState::TStateConnect::Cancel() |
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157 { |
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158 NotifySapState(ESapNotConnected); |
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159 User::RequestComplete(iStatus, KErrCancel); |
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160 } |
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161 |
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162 TBool CBTSapServerState::TStateConnect::IsCallOngoing() |
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163 { |
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164 #ifdef __WINS__ |
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165 |
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166 BTSAP_TRACE_OPT(KBTSAP_TRACE_FUNCTIONS, BTSapPrintTrace(_L("[BTSap] CBTSapServerState::TStateConnect::IsCallOngoing ON THE WINS SIDE"))); |
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167 return EFalse; |
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168 |
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169 #else |
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170 |
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171 TBool retVal = EFalse; |
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172 |
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173 BTSAP_TRACE_OPT(KBTSAP_TRACE_FUNCTIONS, BTSapPrintTrace(_L("[BTSap] CBTSapServerState::TStateConnect::IsCallOngoing"))); |
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174 |
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175 TInt callState; |
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176 // Try to get the call state property |
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177 TInt err = RProperty::Get(KPSUidCtsyCallInformation, KCTsyCallState, callState); |
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178 |
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179 // Check if retrieving the property value succeeded |
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180 if(err == KErrNone) |
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181 { |
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182 BTSAP_TRACE_OPT(KBTSAP_TRACE_INFO, BTSapPrintTrace(_L("[BTSap] TStateConnect: callState: %d"), callState)); |
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183 |
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184 // If callState is EPSTelephonyCallStateNone or EPSTelephonyCallStateUninitialized, there's no ongoing call |
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185 retVal = (callState != EPSCTsyCallStateNone) && (callState != EPSCTsyCallStateUninitialized); |
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186 } |
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187 else |
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188 { |
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189 // Couldn't retrieve call state property |
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190 BTSAP_TRACE_OPT(KBTSAP_TRACE_ERROR, BTSapPrintTrace(_L("[BTSap] TStateConnect: Couldn't get callState!!! (err = %d)"), err)); |
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191 retVal = ETrue; // Assume there was an ongoing call to abort the SAP connection |
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192 } |
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193 |
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194 return retVal; |
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195 #endif // __WINS__ |
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196 } |
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197 |
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198 void CBTSapServerState::TStateConnect::CheckMaxMsgSize(TConnectionStatus& aMsgSizeStatus) |
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199 { |
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200 TInt msgSize; |
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201 iServerState.BTSapRequestMessage().GetParameter(EParaMaxMsgSize, msgSize); |
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202 BTSAP_TRACE_OPT(KBTSAP_TRACE_FUNCTIONS, BTSapPrintTrace(_L("[BTSap] TStateConnect: msg size: %d"), msgSize)); |
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203 |
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204 if (msgSize < KMinMsgSize) |
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205 { |
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206 BTSAP_TRACE_OPT(KBTSAP_TRACE_INFO, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: msg size too small ***"))); |
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207 aMsgSizeStatus = EConnectionErrTooSmall; |
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208 } |
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209 else if (msgSize > KMaxMsgSize) |
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210 { |
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211 BTSAP_TRACE_OPT(KBTSAP_TRACE_INFO, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: msg size too big ***"))); |
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212 aMsgSizeStatus = EConnectionErrNotSupported; |
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213 } |
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214 else |
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215 { |
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216 aMsgSizeStatus = EConnectionOK; |
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217 } |
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218 } |
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219 |
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220 TInt CBTSapServerState::TStateConnect::AcceptSapConnection() |
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221 { |
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222 BTSAP_TRACE_OPT(KBTSAP_TRACE_FUNCTIONS, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: AcceptSapConnection"))); |
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223 |
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224 if (*iStatus == KRequestPending) |
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225 { |
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226 User::RequestComplete(iStatus, EUserAccepted); |
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227 } |
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228 |
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229 return KErrNone; |
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230 } |
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231 |
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232 TInt CBTSapServerState::TStateConnect::RejectSapConnection(TBTSapRejectReason /*aReason*/) |
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233 { |
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234 BTSAP_TRACE_OPT(KBTSAP_TRACE_FUNCTIONS, BTSapPrintTrace(_L("[BTSap] SM: TStateConnect: RejectSapConnection"))); |
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235 |
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236 if (*iStatus == KRequestPending) |
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237 { |
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238 User::RequestComplete(iStatus, EUserRejected); |
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239 } |
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240 |
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241 return KErrNone; |
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242 } |
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243 |
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244 TInt CBTSapServerState::TStateConnect::ChangeState(TBTSapServerState& aNextState) |
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245 { |
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246 TInt retVal = KErrNotSupported; |
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247 TBTSapServerState nextState = EStateNotConnected; |
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248 |
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249 if ((aNextState == EStateConnect && |
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250 *iStatus == KRequestPending && |
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251 !iConnectRequestOK) || |
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252 aNextState == EStateDisconnect) |
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253 { |
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254 retVal = KErrNone; |
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255 nextState = aNextState; |
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256 } |
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257 |
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258 aNextState = nextState; |
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259 return retVal; |
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260 } |
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261 |
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262 void CBTSapServerState::TStateConnect::SimCardStatusChanged(TCardStatus aCardStatus) |
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263 { |
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264 iCardStatus = aCardStatus; |
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265 } |
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266 |
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267 // End of File |