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1 /* |
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2 * Copyright (c) 2005 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 |
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20 |
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21 |
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22 #include "mcestateupdating.h" |
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23 #include "mcesipsession.h" |
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24 #include "mceactionset.h" |
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25 #include "mcefcactionset.h" |
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26 #include "mceclientserver.h" |
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27 #include "mcenatmacros.h" |
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28 |
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29 |
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30 // ----------------------------------------------------------------------------- |
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31 // CMceStateUpdating::CMceStateUpdating |
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32 // ----------------------------------------------------------------------------- |
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33 // |
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34 CMceStateUpdating::CMceStateUpdating () |
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35 : CMceState( KMceStateUpdating ) |
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36 { |
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37 } |
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38 |
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39 |
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40 // ----------------------------------------------------------------------------- |
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41 // CMceStateUpdating::~CMceStateUpdating |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 CMceStateUpdating::~CMceStateUpdating() |
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45 { |
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46 } |
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47 |
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48 |
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49 // ----------------------------------------------------------------------------- |
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50 // CMceStateUpdating::DoAcceptL |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 TBool CMceStateUpdating::DoAcceptL( TMceStateTransitionEvent& aEvent ) |
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54 { |
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55 |
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56 User::LeaveIfError( |
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57 aEvent.Code() == EMceMediaUpdated || |
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58 aEvent.Code() == EMceItcEnable || |
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59 aEvent.Code() == EMceItcDisable || |
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60 IsExtensionRequestEvent( aEvent ) |
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61 |
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62 ? KErrNone : KErrTotalLossOfPrecision ); |
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63 |
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64 return ETrue; |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CMceStateUpdating::EntryL |
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69 // ----------------------------------------------------------------------------- |
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70 // |
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71 void CMceStateUpdating::EntryL( TMceStateTransitionEvent& aEvent ) |
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72 { |
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73 if ( IsExtensionRequestEvent( aEvent )) |
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74 { |
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75 HandleExtensionRequestEventL( aEvent ); |
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76 } |
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77 |
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78 else |
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79 { |
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80 CMceSipSession& session = aEvent.Session(); |
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81 CSIPServerTransaction& request = session.Request(); |
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82 CSIPServerTransaction* requestPtr = &request; |
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83 |
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84 switch( aEvent.Code() ) |
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85 { |
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86 case EMceMediaUpdated: |
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87 { |
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88 if ( session.SubState() == CMceSipSession::EUpdating ) |
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89 { |
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90 if ( aEvent.ParamStatus() == KErrNone ) |
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91 { |
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92 NAT_WAIT_NO_EXEC( session, session.Actions().EncodeL() ); |
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93 session.FCActions().UpdateFCAnswerL( *session.Offer() ); |
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94 if ( !((requestPtr!=NULL) && !MceSip::HasContent( request )) ) |
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95 { // if not pull mode, do UpdateSucceed() |
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96 session.Actions().UpdateSucceed(); |
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97 } |
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98 session.Actions().SendAnswerL( request ); |
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99 } |
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100 else |
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101 { |
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102 MceSip::DiscardRequest( request, aEvent.ParamStatus() ); |
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103 session.Actions().UpdateFailed(); |
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104 } |
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105 } |
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106 else |
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107 { |
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108 if ( aEvent.ParamStatus() == KErrNone ) |
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109 { |
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110 // Send 183 with SDP if needed |
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111 if ( ( MCE_NEED_TO_RECEIVE( session ) && |
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112 session.Extensions().Local( CMceSipExtensions::E100rel ) |
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113 != CMceSipExtensions::ENotSupported && |
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114 session.Extensions().Remote( CMceSipExtensions::E100rel ) |
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115 != CMceSipExtensions::ENotSupported ) || MCE_FORCED_TO_RECEIVE( session )) |
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116 { |
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117 // encode |
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118 if ( session.ActiveBody().SecureSession() ) |
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119 { |
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120 session.ActiveBody().SecureSession()->iLSReadyToBind = EFalse; |
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121 } |
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122 NAT_WAIT_NO_EXEC( session, session.Actions().EncodeL() ); |
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123 session.FCActions().UpdateFCAnswerL( *session.Offer() ); |
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124 session.Actions().SendResponseL( |
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125 request, |
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126 KMceSipSessionProgress, |
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127 SipStrConsts::EPhraseSessionProgress ); |
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128 // start reserving |
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129 session.Actions().ReserveL(); |
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130 if ( session.ActiveBody().SecureSession() ) |
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131 { |
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132 session.ActiveBody().SecureSession()->iKeyNeedUpdated = EFalse; |
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133 } |
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134 // change state |
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135 session.Actions().StateChanged( |
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136 KMceStateAcknowledgementRequired ); |
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137 } |
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138 } |
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139 else |
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140 { |
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141 EntryMediaErrorL( aEvent ); |
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142 } |
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143 } |
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144 break; |
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145 } |
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146 |
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147 case EMceItcEnable: |
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148 case EMceItcDisable: |
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149 { |
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150 session.Actions().ControlMediaL( aEvent.ParamIDs(), |
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151 (TMceItcFunctions)aEvent.Code() ); |
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152 break; |
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153 } |
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154 default: |
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155 { |
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156 break; |
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157 } |
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158 |
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159 } |
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160 } |
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161 } |
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162 |
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163 // ----------------------------------------------------------------------------- |
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164 // CMceStateUpdating::ExitL |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 void CMceStateUpdating::ExitL( TMceStateTransitionEvent& aEvent ) |
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168 { |
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169 |
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170 if ( IsExtensionRequestEvent( aEvent )) |
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171 { |
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172 //Do Nothing; |
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173 } |
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174 |
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175 else |
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176 { |
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177 CMceSipSession& session = aEvent.Session(); |
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178 TInt status = aEvent.ParamStatus(); |
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179 CSIPServerTransaction& request = session.Request(); |
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180 CSIPServerTransaction* requestPtr = &request; |
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181 |
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182 |
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183 switch( aEvent.Code() ) |
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184 { |
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185 case EMceMediaUpdated: |
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186 { |
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187 if ( session.SubState() == CMceSipSession::EUpdating ) |
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188 { |
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189 if ( status == KErrNone ) |
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190 { |
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191 if ( (requestPtr!=NULL) && !MceSip::HasContent( request ) ) |
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192 { // pull mode |
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193 session.Actions().StateChanged( KMceStateServerOffering ); |
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194 session.Actions().ClientStateChangedL( |
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195 CMceSession::EProceeding, |
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196 session.ActiveBody(), |
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197 KErrNone ); |
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198 } |
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199 else |
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200 { |
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201 if ( request.Type() == SIPStrings::StringF( SipStrConsts::EUpdate ) ) |
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202 { |
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203 session.Actions().StopPendingTimer(); |
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204 session.Actions().ClientStateChangedL( CMceSession::EEstablished, session.Request() ); |
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205 session.Actions().StateChanged( KMceStateEstablished ); |
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206 } |
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207 else |
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208 { |
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209 session.Actions().ClientStateChangedL( CMceSession::EProceeding ); |
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210 session.Actions().StateChanged( KMceStateAnswering ); |
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211 } |
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212 } |
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213 } |
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214 else |
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215 { |
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216 session.Actions().ClientStateChangedL( CMceSession::EEstablished, |
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217 *session.Body(), |
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218 status ); |
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219 session.Actions().StateChanged( KMceStateEstablished ); |
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220 } |
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221 } |
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222 else |
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223 { |
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224 if ( aEvent.ParamStatus() < 0 ) |
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225 { |
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226 session.Actions().StateChanged( KMceStateTerminated ); |
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227 session.Actions().ClientStateChangedL( CMceSession::ETerminated, |
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228 status ); |
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229 } |
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230 else |
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231 { |
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232 session.Actions().StateChanged( KMceStateUpdated ); |
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233 session.Actions().ClientStateChangedL( CMceSession::EProceeding, |
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234 *session.Body(), |
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235 KErrNone ); |
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236 } |
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237 } |
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238 break; |
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239 } |
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240 default: |
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241 { |
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242 break; |
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243 } |
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244 } |
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245 } |
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246 } |
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247 |
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248 // ----------------------------------------------------------------------------- |
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249 // CMceStateUpdating::EntryMediaErrorL |
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250 // ----------------------------------------------------------------------------- |
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251 // |
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252 void CMceStateUpdating::EntryMediaErrorL( TMceStateTransitionEvent& aEvent ) |
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253 { |
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254 CMceSipSession& session = aEvent.Session(); |
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255 CSIPServerTransaction& request = session.Request(); |
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256 |
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257 MceSip::DiscardRequest( request, aEvent.ParamStatus() ); |
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258 session.Actions().StopMedia(); |
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259 session.FCActions().ReleaseFC(); |
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260 } |
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261 |
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262 |
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263 // End of File |
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264 |