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1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // CStateIdle implementation file. |
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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 @file |
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20 @internalComponent |
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21 */ |
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22 |
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23 #include <e32std.h> |
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24 #include <e32base.h> |
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25 |
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26 #include "StateIdle.h" |
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27 |
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28 CStateIdle * CStateIdle::NewL( CSipStateMachine * aStateMachine ) |
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29 /** |
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30 Instantiaion static function |
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31 */ |
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32 { |
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33 return new(ELeave) CStateIdle (aStateMachine); |
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34 } |
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35 |
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36 CStateIdle::CStateIdle ( CSipStateMachine * aStateMachine ) : |
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37 CSipStateBase ( aStateMachine, TSipHLConsts::EStateSessionIdle ) |
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38 /** |
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39 Constuctor |
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40 */ |
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41 { |
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42 // Open Logs |
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43 __FLOG_OPEN(_L8("SipStateMachine"), _L8("StateIdle")); |
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44 __FLOG_1(_L("[StateIdle]:[%x]::CStateIdle() "), this); |
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45 } |
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46 CStateIdle::~CStateIdle () |
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47 /** |
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48 Destructor |
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49 */ |
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50 { |
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51 // Close Logging |
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52 __FLOG_0(_L("[StateIdle]: CStateIdle::~CStateIdle()")); |
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53 __FLOG_CLOSE; |
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54 } |
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55 |
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56 CSipStateBase * CStateIdle::ProcessClientL( TRequestStatus & aStatus ) |
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57 /** |
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58 Function which process the request and responses from the client |
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59 */ |
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60 { |
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61 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL()"), this); |
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62 // Handle Requests from Client |
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63 switch (iClientRequest) |
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64 { |
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65 case TSipHLConsts::ERequestNone: |
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66 { |
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67 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<REQUEST NONE>> "), this); |
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68 iSipSM->SetSuspendRequest(ETrue); |
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69 iNext = this; |
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70 break; |
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71 } |
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72 case TSipHLConsts::ERequestRegister: |
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73 { |
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74 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<REQUEST REGISTER>> "), this); |
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75 TRAPD(err,iSipSM->SendRegisterMessageL()); |
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76 if(err != KErrNone) |
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77 { |
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78 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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79 iSipSM->SetGeneralError(err); |
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80 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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81 } |
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82 else |
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83 { |
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84 iSipSM->SetSuspendRequest(ETrue); |
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85 iNext = this; |
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86 } |
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87 // Store this because this is required also in the case of failure |
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88 iSipSM->GetTe()->SetTransaction(iSipSM,iSipSM->GetCommandContext().iClientTx); |
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89 break; |
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90 } |
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91 case TSipHLConsts::ERequestInvite: |
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92 { |
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93 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<REQUEST INVITE>> "), this); |
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94 TRAPD(err,iSipSM->SendInviteMessageL()); |
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95 if(err != KErrNone) |
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96 { |
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97 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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98 iSipSM->SetGeneralError(err); |
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99 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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100 } |
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101 else |
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102 { |
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103 iSipSM->SetSuspendRequest(ETrue); |
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104 iNext = this; |
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105 } |
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106 iSipSM->GetTe()->SetTransaction(iSipSM,iSipSM->GetCommandContext().iClientTx); |
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107 iSipSM->GetTe()->SetDialogAssoc(iSipSM,iSipSM->GetCommandContext().iDialogAssoc); |
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108 break; |
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109 } |
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110 case TSipHLConsts::ERequestBye: |
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111 case TSipHLConsts::ERequestCancel: |
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112 { |
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113 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<REQUEST BYE / REQUEST CANCEL>> "), this); |
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114 TRAPD(err,iSipSM->SendCancelL()); |
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115 if(err != KErrNone) |
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116 { |
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117 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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118 // Just set the error , as transition to terminated state is automatically happening |
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119 iSipSM->SetGeneralError(err); |
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120 } |
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121 else |
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122 { |
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123 iSipSM->SetSuspendRequest(ETrue); |
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124 } |
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125 // Change to session terminated as its not sure that we will get |
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126 // and Response to the cancel while in trying state |
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127 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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128 iNext->ResetRequestResponse(); |
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129 } |
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130 break; |
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131 case TSipHLConsts::ERequestSubscribe: |
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132 { |
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133 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<REQUEST SUBSCRIBE>> "), this); |
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134 TRAPD(err,iSipSM->SendSubscribeMessageL()); |
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135 if(err != KErrNone) |
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136 { |
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137 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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138 iSipSM->SetGeneralError(err); |
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139 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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140 } |
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141 else |
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142 { |
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143 iSipSM->SetSuspendRequest(ETrue); |
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144 iNext = this; |
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145 } |
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146 iSipSM->GetTe()->SetTransaction(iSipSM,iSipSM->GetCommandContext().iClientTx); |
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147 iSipSM->GetTe()->SetDialogAssoc(iSipSM,iSipSM->GetCommandContext().iSubsDialogAssoc); |
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148 } |
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149 break; |
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150 default: |
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151 { |
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152 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<REQUEST DEFAULT>> "), this); |
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153 if(iReqIdentifier == 1) |
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154 { |
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155 iSipSM->SetSuspendRequest(ETrue); |
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156 iNext = this; |
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157 } |
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158 } |
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159 } |
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160 TRequestStatus * stat = &aStatus; |
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161 User::RequestComplete(stat,KErrNone); |
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162 #ifdef __FLOG_ACTIVE |
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163 // This indormation is required only when logging is enabled |
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164 TSipHLConsts::SIP_STATES iD = (iNext != NULL)?iNext->GetStateId() : TSipHLConsts::EStateNone; |
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165 if(iD == KErrNotFound) |
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166 { |
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167 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<Next State --> NULL>> "), this); |
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168 } |
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169 if(iD == TSipHLConsts::EStateSessionIdle) |
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170 { |
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171 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<Next State --> StateIdle>> "), this); |
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172 } |
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173 else if(iD == TSipHLConsts::EStateSessionInitiation) |
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174 { |
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175 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<Next State --> StateSessionInitiation>> "), this); |
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176 } |
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177 else if(iD == TSipHLConsts::EStateSessionEstablished) |
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178 { |
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179 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<Next State --> StateSessionEstablished>> "), this); |
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180 } |
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181 else if(iD == TSipHLConsts::EStateSessionTerminated) |
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182 { |
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183 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<Next State --> StateSessionTerminated>> "), this); |
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184 } |
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185 else |
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186 { |
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187 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessClientL() <<Next State --> Unknown, its a serious error>> "), this); |
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188 } |
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189 #endif |
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190 return iNext; |
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191 } |
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192 |
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193 CSipStateBase * CStateIdle::ProcessServerL( TRequestStatus & aStatus ) |
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194 /** |
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195 Function which process the request and responses from the Server |
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196 */ |
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197 { |
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198 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL()"), this); |
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199 TSipMsgBundle SipMsgBundle = iSipSM->GetSipMessageBundle(); |
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200 // Handle response from server |
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201 switch (iServerResponse) |
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202 { |
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203 case TSipHLConsts::EResponseNone: |
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204 { |
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205 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<RESPONSE NONE>>"), this); |
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206 iSipSM->SetSuspendRequest(ETrue); |
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207 iNext = this; |
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208 break; |
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209 } |
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210 case TSipHLConsts::EResponseRegister: |
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211 case TSipHLConsts::EResponseUnRegister: |
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212 { |
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213 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<RESPONSE REGISTER/ RESPONSE UNREGISTER>>"), this); |
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214 if(SipMsgBundle.iStatusCode == 200) |
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215 { |
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216 iSipSM->SetSuspendRequest(ETrue); |
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217 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionEstablished); |
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218 iNext->ResetRequestResponse(); |
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219 } |
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220 else |
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221 { |
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222 iSipSM->SetSIPError(SipMsgBundle.iStatusCode); |
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223 this->SetClientRequest(TSipHLConsts::ERequestNone); |
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224 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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225 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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226 iNext->ResetRequestResponse(); |
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227 } |
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228 } |
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229 break; |
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230 case TSipHLConsts::EResponseInvite: |
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231 { |
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232 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<RESPONSE INVITE>>"), this); |
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233 if(SipMsgBundle.iStatusCode == 100) |
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234 { |
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235 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<100 Trying>>"), this); |
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236 iSipSM->SetSuspendRequest(ETrue); |
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237 iNext = this; |
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238 iNext->ResetRequestResponse(); |
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239 } |
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240 else if(SipMsgBundle.iStatusCode == 180) |
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241 { |
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242 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<180 Trying>>"), this); |
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243 iSipSM->SetSuspendRequest(ETrue); |
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244 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionInitiation); |
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245 iNext->ResetRequestResponse(); |
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246 } |
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247 else // error condition |
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248 { |
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249 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Error Condition neither 100 nor 180>>"), this); |
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250 iSipSM->SetSIPError(SipMsgBundle.iStatusCode); |
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251 iSipSM->SetOutgoingStatus(EFalse); |
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252 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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253 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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254 iNext->ResetRequestResponse(); |
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255 } |
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256 } |
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257 break; |
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258 case TSipHLConsts::EResponseSubscribe: |
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259 { |
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260 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<RESPONSE SUBSCRIBE>>"), this); |
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261 if(SipMsgBundle.iStatusCode == 100) |
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262 { |
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263 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<100 Trying>>"), this); |
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264 iSipSM->SetSuspendRequest(ETrue); |
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265 iNext = this; |
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266 iNext->ResetRequestResponse(); |
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267 } |
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268 else if(SipMsgBundle.iStatusCode == 200 || SipMsgBundle.iStatusCode == 202) |
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269 { |
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270 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<200 or 202>>"), this); |
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271 iSipSM->SetOutgoingStatus(EFalse); |
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272 iSipSM->SetSuspendRequest(ETrue); |
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273 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionEstablished); |
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274 iNext->ResetRequestResponse(); |
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275 iSipSM->CallEstablishedCallback(); |
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276 } |
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277 else |
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278 { |
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279 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Error neither 100. nore 200 0r 202>>"), this); |
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280 iSipSM->SetSIPError(SipMsgBundle.iStatusCode); |
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281 iSipSM->SetOutgoingStatus(EFalse); |
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282 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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283 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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284 iNext->ResetRequestResponse(); |
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285 } |
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286 } |
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287 break; |
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288 default: |
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289 { |
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290 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<RESPONSE DEFAULT>>"), this); |
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291 if(iReqIdentifier == 4) |
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292 { |
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293 iSipSM->SetSuspendRequest(ETrue); |
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294 iNext = this; |
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295 } |
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296 } |
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297 } |
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298 // Handle Request from server |
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299 switch(iServerRequest) |
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300 { |
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301 case TSipHLConsts::ERequestInvite: |
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302 { |
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303 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<REQUEST INVITE>>"), this); |
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304 iSipSM->GetTe()->SetDialogAssoc(iSipSM,SipMsgBundle.iDialog); |
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305 iSipSM->GetTe()->SetTransaction(iSipSM,SipMsgBundle.iServTransaction); |
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306 iSipSM->GetCommandContext().iDialogAssoc = (CSIPInviteDialogAssoc*)SipMsgBundle.iDialog; |
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307 iSipSM->GetCommandContext().iServerTx = SipMsgBundle.iServTransaction; |
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308 TRAPD(err,iSipSM->GenerateInviteResponseL(iSipSM->GetCommandContext().iServerTx, TSipHLConsts::EResponseRinging)); |
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309 if(err != KErrNone) |
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310 { |
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311 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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312 iSipSM->SetGeneralError(err); |
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313 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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314 } |
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315 else |
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316 { |
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317 // Go to Next State as Session is Intiated |
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318 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionInitiation); |
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319 iNext->ResetRequestResponse(); |
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320 // since user input is required , SM will go to suspended state |
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321 iSipSM->SetSuspendRequest(ETrue); |
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322 // Send Incomin call Notification to User |
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323 iSipSM->CallIncomingCallback(); |
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324 } |
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325 } |
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326 break; |
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327 default: |
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328 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<REQUEST DEFAULT>>"), this); |
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329 if(iReqIdentifier == 2) |
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330 { |
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331 iSipSM->SetSuspendRequest(ETrue); |
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332 iNext = this; |
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333 } |
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334 } |
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335 TRequestStatus * stat = &aStatus; |
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336 User::RequestComplete (stat , KErrNone); |
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337 #ifdef __FLOG_ACTIVE |
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338 // This indormation is required only when logging is enabled |
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339 TSipHLConsts::SIP_STATES iD = (iNext != NULL)?iNext->GetStateId() : TSipHLConsts::EStateNone; |
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340 if(iD == TSipHLConsts::EStateNone) |
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341 { |
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342 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Next State --> NULL>> "), this); |
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343 } |
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344 if(iD == TSipHLConsts::EStateSessionIdle) |
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345 { |
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346 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Next State --> StateIdle>> "), this); |
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347 } |
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348 else if(iD == TSipHLConsts::EStateSessionInitiation) |
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349 { |
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350 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Next State --> StateSessionInitiation>> "), this); |
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351 } |
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352 else if(iD == TSipHLConsts::EStateSessionEstablished) |
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353 { |
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354 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Next State --> StateSessionEstablished>> "), this); |
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355 } |
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356 else if(iD == TSipHLConsts::EStateSessionTerminated) |
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357 { |
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358 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Next State --> StateSessionTerminated>> "), this); |
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359 } |
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360 else |
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361 { |
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362 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerL() <<Next State --> Unknown, its a serious error>> "), this); |
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363 } |
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364 #endif |
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365 return iNext; |
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366 } |
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367 |
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368 CSipStateBase * CStateIdle::ProcessServerErrorL(TRequestStatus & aStatus) |
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369 /** |
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370 Handles the Error condition for this state from the server |
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371 */ |
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372 { |
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373 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerErrorL()"), this); |
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374 TSipMsgBundle SipMsgBundle = iSipSM->GetSipMessageBundle(); |
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375 // Call the call back to Notify the client |
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376 iSipSM->SetGeneralError(SipMsgBundle.iErrCode); |
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377 iSipSM->SetSIPError(SipMsgBundle.iStatusCode); |
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378 iSipSM->CallTerminateCallback(); |
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379 iSipSM->SetCallTerminateCallBack(EFalse); |
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380 // Get to The terminated state |
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381 iNext = iSipSM->GetNextState(TSipHLConsts::EStateSessionTerminated); |
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382 iSipSM->SetSIPStimulus(TSipHLConsts::EClientStimulus); |
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383 TRequestStatus * stat = &aStatus; |
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384 User::RequestComplete(stat, KErrNone); |
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385 if(iNext) |
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386 { |
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387 iNext->ResetRequestResponse(); |
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388 } |
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389 #ifdef __FLOG_ACTIVE |
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390 // This indormation is required only when logging is enabled |
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391 TSipHLConsts::SIP_STATES iD = (iNext != NULL)?iNext->GetStateId() : TSipHLConsts::EStateNone; |
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392 if(iD == KErrNotFound) |
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393 { |
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394 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerErrorL() <<Next State --> NULL>> "), this); |
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395 } |
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396 if(iD == TSipHLConsts::EStateSessionIdle) |
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397 { |
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398 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerErrorL() <<Next State --> StateIdle>> "), this); |
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399 } |
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400 else if(iD == TSipHLConsts::EStateSessionInitiation) |
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401 { |
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402 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerErrorL() <<Next State --> StateSessionInitiation>> "), this); |
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403 } |
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404 else if(iD == TSipHLConsts::EStateSessionEstablished) |
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405 { |
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406 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerErrorL() <<Next State --> StateSessionEstablished>> "), this); |
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407 } |
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408 else if(iD == TSipHLConsts::EStateSessionTerminated) |
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409 { |
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410 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerErrorL() <<Next State --> StateSessionTerminated>> "), this); |
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411 } |
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412 else |
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413 { |
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414 __FLOG_1(_L("[StateIdle]:CStateIdle[%x]::ProcessServerErrorL() <<Next State --> Unknown, its a serious error>> "), this); |
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415 } |
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416 #endif |
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417 return iNext; |
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418 } |
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419 |
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420 |
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421 |
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422 |
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423 |
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424 |
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425 |
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431 |