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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).627 |
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2 |
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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 // Name : UserAgentClient.cpp |
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16 // Part of : TransactionUser |
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17 // Version : SIP/6.0 |
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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 "siperr.h" |
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23 #include "SipAssert.h" |
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24 #include "MSipRegistrations.h" |
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25 #include "sipcseqheader.h" |
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26 #include "sipuri.h" |
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27 #include "uricontainer.h" |
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28 #include "siphostport.h" |
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29 #include "sipaddress.h" |
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30 #include "sipcallidheader.h" |
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31 #include "sipviaheader.h" |
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32 #include "sipfromheader.h" |
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33 #include "siprouteheader.h" |
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34 #include "sipstrings.h" |
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35 #include "sipstrconsts.h" |
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36 #include "sipsec.h" |
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37 #include "siprequest.h" |
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38 #include "sipresponse.h" |
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39 #include "Transmitter.h" |
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40 |
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41 #include "UserAgentClient.h" |
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42 #include "UserAgentState.h" |
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43 #include "CTransactionStore.h" |
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44 #include "SIPMessageUtility.h" |
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45 #include "SIPRequestUtility.h" |
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46 #include "MTransactionUser.h" |
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47 #include "MTransactionOwner.h" |
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48 #include "RouteSet.h" |
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49 #include "ResolvingResults.h" |
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50 #include "StopUserAgent.h" |
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51 #include "RestoreUaState.h" |
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52 #include "MSIPSecUser.h" |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CUserAgentClient::CUserAgentClient |
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56 // ----------------------------------------------------------------------------- |
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57 // |
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58 CUserAgentClient::CUserAgentClient(CUserAgentCreateParams& aParams, |
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59 MSipUriResolver& aResolver, |
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60 CSIPSec& aSIPSec, |
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61 TUint32 aCSeqNumber) : |
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62 CUserAgent(aParams), |
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63 iSIPSec(aSIPSec), |
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64 iCSeqNumber(aCSeqNumber), |
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65 iResolver(aResolver), |
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66 iSipSecError(KErrNone), |
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67 iFinalRespPassed(EFalse), |
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68 iOutboundProxyHasBeenTried(EFalse), |
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69 iLastError(KErrNone), |
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70 iIgnoreSIPSecCallback(EFalse) |
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71 { |
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72 } |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CUserAgentClient::ConstructL |
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76 // ----------------------------------------------------------------------------- |
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77 // |
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78 void CUserAgentClient::ConstructL() |
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79 { |
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80 iResolvingResults = CResolvingResults::NewL(); |
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81 } |
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82 |
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83 // ----------------------------------------------------------------------------- |
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84 // CUserAgentClient::~CUserAgentClient |
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85 // ----------------------------------------------------------------------------- |
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86 // |
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87 CUserAgentClient::~CUserAgentClient() |
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88 { |
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89 iResolver.CancelGetByUri(this); |
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90 CancelSIPSecRequest(); |
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91 delete iResolvingResults; |
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92 delete iRemoteTarget; |
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93 delete iRouteSet; |
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94 delete iRequestUri; |
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95 } |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // CUserAgentClient::IsUAS |
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99 // ----------------------------------------------------------------------------- |
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100 // |
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101 TBool CUserAgentClient::IsUAS() const |
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102 { |
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103 __TEST_INVARIANT; |
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104 return EFalse; |
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105 } |
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106 |
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107 // ----------------------------------------------------------------------------- |
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108 // CUserAgentClient::RegistrationId |
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109 // ----------------------------------------------------------------------------- |
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110 // |
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111 TRegistrationId CUserAgentClient::RegistrationId() const |
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112 { |
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113 __TEST_INVARIANT; |
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114 return iRegisterId; |
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115 } |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // CUserAgentClient::CompletedL |
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119 // Resolving succeeded so clear the stored error. |
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120 // ----------------------------------------------------------------------------- |
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121 // |
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122 void CUserAgentClient::CompletedL() |
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123 { |
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124 __TEST_INVARIANT; |
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125 |
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126 if (!HasStopped()) |
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127 { |
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128 iLastError = KErrNone; |
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129 delete iIncomingMsg; |
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130 iIncomingMsg = NULL; |
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131 State().AddressResolvedL(*this); |
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132 } |
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133 |
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134 __TEST_INVARIANT; |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CUserAgentClient::ErrorOccured |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 void CUserAgentClient::ErrorOccured(TInt aError) |
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142 { |
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143 __TEST_INVARIANT; |
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144 |
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145 if (!HasStopped()) |
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146 { |
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147 if (aError == KErrSIPResolvingFailure) |
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148 { |
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149 // URI fully resolved. Old results not needed. |
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150 iResolvingResults->ClearAll(); |
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151 State().ResolvingFailed(*this); |
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152 } |
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153 else |
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154 { |
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155 // Leave came in MSIPServerResolverObserver::CompletedL |
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156 Stop(aError); |
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157 } |
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158 } |
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159 |
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160 __TEST_INVARIANT; |
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161 } |
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162 |
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163 // ----------------------------------------------------------------------------- |
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164 // CUserAgentClient::SIPSecCacheUpdated |
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165 // Don't use __TEST_INVARIANT as destructor may lead here. |
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166 // ----------------------------------------------------------------------------- |
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167 // |
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168 void CUserAgentClient::SIPSecCacheUpdated(TBool aSuccess) |
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169 { |
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170 if (!iIgnoreSIPSecCallback) |
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171 { |
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172 SIPSecReady(aSuccess); |
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173 } |
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174 } |
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175 |
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176 // ----------------------------------------------------------------------------- |
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177 // CUserAgentClient::SIPSecTimerExpiredL |
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178 // ----------------------------------------------------------------------------- |
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179 // |
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180 void CUserAgentClient::SIPSecTimerExpiredL() |
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181 { |
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182 __TEST_INVARIANT; |
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183 |
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184 TInt err = SIPSecReady(ETrue); |
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185 if (err != KErrNone) |
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186 { |
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187 User::Leave(err); |
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188 } |
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189 |
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190 __TEST_INVARIANT; |
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191 } |
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192 |
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193 // ----------------------------------------------------------------------------- |
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194 // CUserAgentClient::SIPSecReady |
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195 // TRAP may delete UA. Check if UA exists before stopping. Don't use |
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196 // __TEST_INVARIANT after Stop. |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 TInt CUserAgentClient::SIPSecReady(TBool aSuccess) |
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200 { |
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201 __TEST_INVARIANT; |
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202 |
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203 TTransactionId transactionId = TransactionId(); |
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204 CTransactionStore& store = iTransactionStore; |
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205 |
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206 TRAPD(err, State().SIPSecCacheUpdatedL(*this, aSuccess)); |
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207 if (err != KErrNone && store.SearchById(transactionId)) |
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208 { |
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209 Stop(err); |
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210 } |
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211 |
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212 return err; |
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213 } |
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214 |
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215 // ----------------------------------------------------------------------------- |
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216 // CUserAgentClient::HandleSendRequestL |
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217 // ----------------------------------------------------------------------------- |
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218 // |
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219 void CUserAgentClient::HandleSendRequestL(CSIPRequest* aReq, |
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220 TRegistrationId aRegisterId, |
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221 const CURIContainer& aRemoteTarget, |
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222 const CUserAgentState& aResolve) |
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223 { |
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224 __TEST_INVARIANT; |
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225 __SIP_ASSERT_LEAVE(aReq, KErrArgument); |
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226 __SIP_ASSERT_LEAVE(!iRouteSet && !iRemoteTarget, KErrAlreadyExists); |
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227 |
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228 iRegisterId = aRegisterId; |
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229 StoreRemoteTargetL(aRemoteTarget); |
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230 iRouteSet = CRouteSet::NewL(*aReq, iRegistrations, iRegisterId); |
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231 |
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232 SIPRequestUtility::CheckOutgoingRequestL(*aReq); |
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233 FillRequestL(*aReq); |
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234 StoreRequestUriL(*aReq); |
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235 |
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236 TBool isRegMsg = (SIPStrings::StringF(SipStrConsts::ERegister) == aReq->Method()); |
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237 ResolveNextHopL(ETrue,!isRegMsg); |
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238 |
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239 UpdateInfoToStoreL(aReq); |
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240 StoreOutgoingMsg(aReq); |
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241 ChangeState(aResolve); |
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242 |
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243 __TEST_INVARIANT; |
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244 } |
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245 |
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246 // ----------------------------------------------------------------------------- |
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247 // CUserAgentClient::FillRequestL |
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248 // ----------------------------------------------------------------------------- |
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249 // |
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250 void CUserAgentClient::FillRequestL(CSIPRequest& aReq) const |
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251 { |
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252 __TEST_INVARIANT; |
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253 __SIP_ASSERT_LEAVE(iRouteSet && iRemoteTarget, KErrNotFound); |
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254 |
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255 CSIPMessageUtility::FillCSeqL(aReq, iCSeqNumber, aReq.Method()); |
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256 |
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257 if (!aReq.HasHeader(SIPStrings::StringF(SipStrConsts::ECallIDHeader))) |
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258 { |
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259 FillNewCallIdL(aReq); |
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260 } |
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261 |
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262 if (!aReq.HasHeader(SIPStrings::StringF(SipStrConsts::EMaxForwardsHeader))) |
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263 { |
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264 SIPRequestUtility::FillNewMaxForwardsL(aReq); |
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265 } |
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266 |
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267 CheckContactHeadersL(aReq, aReq.From()); |
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268 SIPRequestUtility::FillRouteAndRequestUriL(aReq, |
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269 *iRouteSet, |
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270 *iRemoteTarget); |
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271 FillNewViaL(aReq, SIPStrings::StringF(SipStrConsts::EEmpty)); |
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272 |
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273 CSIPFromHeader* from = aReq.From(); |
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274 __SIP_ASSERT_LEAVE(from != NULL, KErrArgument); |
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275 if (!from->HasParam(SIPStrings::StringF(SipStrConsts::ETag))) |
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276 { |
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277 AddTagL(*from); |
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278 } |
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279 } |
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280 |
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281 // ----------------------------------------------------------------------------- |
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282 // CUserAgentClient::UpdateViaAndCSeqL |
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283 // ----------------------------------------------------------------------------- |
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284 // |
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285 void CUserAgentClient::UpdateViaAndCSeqL() const |
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286 { |
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287 __TEST_INVARIANT; |
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288 __SIP_ASSERT_LEAVE(iOutgoingMsg, KErrNotFound); |
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289 |
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290 CSIPRequest* req = static_cast<CSIPRequest*>(iOutgoingMsg); |
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291 FillNewViaL(*req, SIPStrings::StringF(SipStrConsts::EEmpty)); |
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292 |
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293 CSIPCSeqHeader* cseqHeader = req->CSeq(); |
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294 __SIP_ASSERT_LEAVE(cseqHeader != NULL, KErrSIPMalformedMessage); |
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295 TUint cseq = cseqHeader->Seq(); |
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296 |
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297 if (iObserver) |
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298 { |
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299 User::LeaveIfError(iObserver->NextCSeq(cseq)); |
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300 } |
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301 else |
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302 { |
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303 ++cseq; |
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304 } |
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305 cseqHeader->SetSeq(cseq); |
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306 } |
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307 |
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308 // ----------------------------------------------------------------------------- |
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309 // CUserAgentClient::FillNewCallIdL |
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310 // ----------------------------------------------------------------------------- |
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311 // |
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312 void CUserAgentClient::FillNewCallIdL(CSIPRequest& aReq) const |
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313 { |
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314 __TEST_INVARIANT; |
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315 |
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316 TBuf8<MTransactionUser::KCallIDLength> callID; |
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317 AddRandomStringL(callID, MTransactionUser::KCallIDLength, ETrue); |
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318 CSIPCallIDHeader* callIdHeader = CSIPCallIDHeader::DecodeL(callID); |
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319 CleanupStack::PushL(callIdHeader); |
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320 aReq.AddHeaderL(callIdHeader); |
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321 CleanupStack::Pop(callIdHeader); |
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322 } |
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323 |
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324 // ----------------------------------------------------------------------------- |
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325 // CUserAgentClient::SetBranchL |
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326 // ----------------------------------------------------------------------------- |
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327 // |
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328 void CUserAgentClient::SetBranchL(CSIPViaHeader& aVia, RStringF aBranch) const |
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329 { |
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330 __TEST_INVARIANT; |
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331 |
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332 if (aBranch == SIPStrings::StringF(SipStrConsts::EEmpty)) |
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333 { |
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334 const TInt KBranchLength = 30; |
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335 __ASSERT_DEBUG( |
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336 KBranchLength > CSIPMessageUtility::BranchMagicCookie().Length(), |
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337 User::Panic(_L("UAC:SetBranchL"), KErrOverflow)); |
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338 TBuf8<KBranchLength> branchBuf; |
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339 branchBuf.Append(CSIPMessageUtility::BranchMagicCookie()); |
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340 AddRandomStringL(branchBuf, KBranchLength - branchBuf.Length(), EFalse); |
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341 |
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342 RStringF branch = SIPStrings::Pool().OpenFStringL(branchBuf); |
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343 CleanupClosePushL(branch); |
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344 aVia.SetParamL(SIPStrings::StringF(SipStrConsts::EBranch), branch); |
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345 CleanupStack::PopAndDestroy(); // branch |
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346 } |
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347 else |
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348 { |
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349 aVia.SetParamL(SIPStrings::StringF(SipStrConsts::EBranch), aBranch); |
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350 } |
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351 } |
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352 |
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353 // ----------------------------------------------------------------------------- |
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354 // CUserAgentClient::FillNewViaL |
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355 // ----------------------------------------------------------------------------- |
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356 // |
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357 void CUserAgentClient::FillNewViaL(CSIPRequest& aReq, RStringF aBranch) const |
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358 { |
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359 __TEST_INVARIANT; |
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360 |
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361 CSIPViaHeader* via = CSIPMessageUtility::TopVia(aReq); |
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362 if (via) |
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363 { |
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364 SetBranchL(*via, aBranch); |
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365 via->SetTransportL(iTransportProtocol); |
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366 } |
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367 else |
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368 { |
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369 CSIPHostPort* hp = CSIPHostPort::DecodeL( |
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370 SIPStrings::StringF(SipStrConsts::ELocalHost).DesC()); |
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371 CleanupStack::PushL(hp); |
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372 via = CSIPViaHeader::NewL(iTransportProtocol, hp); |
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373 CleanupStack::Pop(hp); |
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374 CleanupStack::PushL(via); |
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375 |
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376 SetBranchL(*via, aBranch); |
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377 |
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378 aReq.AddHeaderL(via); |
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379 CleanupStack::Pop(via); |
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380 } |
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381 } |
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382 |
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383 // ----------------------------------------------------------------------------- |
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384 // CUserAgentClient::StoreRequestUriL |
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385 // ----------------------------------------------------------------------------- |
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386 // |
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387 void CUserAgentClient::StoreRequestUriL(CSIPRequest &aReq) |
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388 { |
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389 __TEST_INVARIANT; |
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390 __SIP_ASSERT_LEAVE(aReq.RequestURI() != NULL, KErrArgument); |
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391 |
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392 CURIContainer* newUri = CURIContainer::NewL(*aReq.RequestURI()); |
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393 delete iRequestUri; |
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394 iRequestUri = newUri; |
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395 |
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396 __TEST_INVARIANT; |
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397 } |
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398 |
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399 // ----------------------------------------------------------------------------- |
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400 // CUserAgentClient::UpdateInfoToStoreL |
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401 // ----------------------------------------------------------------------------- |
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402 // |
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403 void CUserAgentClient::UpdateInfoToStoreL(CSIPRequest* aReq) const |
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404 { |
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405 __TEST_INVARIANT; |
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406 |
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407 iTransactionStore.UpdateL(TransactionId(), iTransaction, aReq); |
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408 } |
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409 |
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410 // ----------------------------------------------------------------------------- |
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411 // CUserAgentClient::ResolveNextHopL |
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412 // ----------------------------------------------------------------------------- |
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413 // |
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414 void CUserAgentClient::ResolveNextHopL(TBool aCheckSigComp,TBool aUseResolvedProxy) |
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415 { |
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416 __TEST_INVARIANT; |
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417 |
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418 CURIContainer& uri = NextHopL(aUseResolvedProxy); |
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419 if (aCheckSigComp) |
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420 { |
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421 CheckSigCompL(uri); |
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422 } |
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423 |
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424 iResolver.GetByURIL(uri, |
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425 iResolvingResults->Addresses(), |
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426 TransportParams(), |
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427 this); |
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428 __TEST_INVARIANT; |
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429 } |
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430 |
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431 // ----------------------------------------------------------------------------- |
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432 // CUserAgentClient::CopyRemoteAddress |
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433 // Clear resolving results as CANCEL must use only one ip-address. |
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434 // ----------------------------------------------------------------------------- |
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435 // |
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436 void CUserAgentClient::CopyRemoteAddress(const CUserAgentClient& aSrc) |
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437 { |
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438 __TEST_INVARIANT; |
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439 |
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440 iRemoteAddr = aSrc.iRemoteAddr; |
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441 iForceUDP = aSrc.iForceUDP; |
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442 |
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443 iTransportProtocol.Close(); |
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444 if (aSrc.iTransaction) |
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445 { |
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446 iTransportProtocol = aSrc.iTransaction->TransportProtocol().Copy(); |
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447 } |
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448 else |
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449 { |
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450 RStringF protocol = aSrc.iTransportProtocol; |
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451 iTransportProtocol = protocol.Copy(); |
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452 } |
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453 |
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454 iResolvingResults->ClearAll(); |
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455 |
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456 __TEST_INVARIANT; |
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457 } |
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458 |
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459 // ----------------------------------------------------------------------------- |
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460 // CUserAgentClient::CopyRouteSetAndRemoteTargetL |
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461 // ----------------------------------------------------------------------------- |
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462 // |
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463 void |
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464 CUserAgentClient::CopyRouteSetAndRemoteTargetL(const CUserAgentClient& aSrc) |
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465 { |
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466 __TEST_INVARIANT; |
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467 __SIP_ASSERT_LEAVE(!iRouteSet && !iRemoteTarget, KErrAlreadyExists); |
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468 __SIP_ASSERT_LEAVE(aSrc.iRouteSet && aSrc.iRemoteTarget, KErrNotFound); |
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469 |
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470 iRouteSet = CRouteSet::NewL(*aSrc.iRouteSet); |
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471 iRemoteTarget = CURIContainer::NewL(*aSrc.iRemoteTarget); |
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472 |
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473 __TEST_INVARIANT; |
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474 } |
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475 |
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476 // ----------------------------------------------------------------------------- |
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477 // CUserAgentClient::StoreRemoteTargetL |
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478 // ----------------------------------------------------------------------------- |
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479 // |
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480 void CUserAgentClient::StoreRemoteTargetL(const CURIContainer& aRemoteTarget) |
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481 { |
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482 __TEST_INVARIANT; |
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483 |
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484 CURIContainer* newRemoteTarget = CURIContainer::NewL(aRemoteTarget); |
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485 delete iRemoteTarget; |
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486 iRemoteTarget = newRemoteTarget; |
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487 |
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488 __TEST_INVARIANT; |
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489 } |
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490 |
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491 // ----------------------------------------------------------------------------- |
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492 // CUserAgentClient::NextHopL |
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493 // ----------------------------------------------------------------------------- |
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494 // |
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495 CURIContainer& CUserAgentClient::NextHopL(TBool aUseResolvedProxy) const |
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496 { |
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497 __TEST_INVARIANT; |
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498 __ASSERT_ALWAYS(iRouteSet && iRemoteTarget, |
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499 User::Panic(_L("UAC:NextHop"), KErrNotFound)); |
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500 |
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501 if (aUseResolvedProxy && iRegistrations.HasOutboundProxy(iRegisterId)) |
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502 { |
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503 if(iRegistrations.OutboundProxy(iRegisterId)->SIPAddress().URI() == |
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504 iRouteSet->NextHop(*iRemoteTarget)) |
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505 { |
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506 if(iRegistrations.IsCacheOutboundProxyIPEanbled(iRegisterId)) |
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507 { |
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508 TRAPD(err,iRegistrations.OutboundProxyIPL(iRegisterId)) |
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509 if(KErrNone == err) |
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510 { |
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511 return iRegistrations.OutboundProxyIPL(iRegisterId).SIPAddress().URI(); |
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512 } |
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513 } |
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514 } |
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515 } |
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516 return iRouteSet->NextHop(*iRemoteTarget); |
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517 } |
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518 |
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519 // ----------------------------------------------------------------------------- |
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520 // CUserAgentClient::SetRequestOwnership |
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521 // ----------------------------------------------------------------------------- |
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522 // |
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523 void CUserAgentClient::SetRequestOwnership(TBool aOwnsRequest) |
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524 { |
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525 __TEST_INVARIANT; |
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526 |
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527 iOwnsOutgoingMsg = aOwnsRequest; |
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528 |
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529 __TEST_INVARIANT; |
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530 } |
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531 |
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532 // ----------------------------------------------------------------------------- |
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533 // CUserAgentClient::StoreResponse |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 void CUserAgentClient::StoreResponse(CSIPResponse* aResponse) |
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537 { |
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538 __TEST_INVARIANT; |
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539 __SIP_ASSERT_RETURN(!iIncomingMsg, KErrAlreadyExists); |
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540 |
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541 iIncomingMsg = aResponse; |
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542 |
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543 __TEST_INVARIANT; |
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544 } |
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545 |
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546 // ----------------------------------------------------------------------------- |
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547 // CUserAgentClient::SelectNextRemoteAddressL |
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548 // ----------------------------------------------------------------------------- |
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549 // |
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550 TBool CUserAgentClient::SelectNextRemoteAddressL() |
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551 { |
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552 __TEST_INVARIANT; |
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553 |
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554 iSIPSecCounter = 0; // Remote address changes, reset counter |
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555 if (!iResolvingResults->GetNext(iRemoteAddr, iTransportProtocol, iForceUDP)) |
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556 { |
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557 return EFalse; |
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558 } |
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559 if(iRemoteAddr.IsUnspecified()) |
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560 { |
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561 return EFalse; |
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562 } |
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563 |
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564 __SIP_ASSERT_LEAVE(iOutgoingMsg, KErrNotFound); |
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565 CSIPMessageUtility::UpdateViaTransportL(*iOutgoingMsg, iTransportProtocol); |
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566 |
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567 __TEST_INVARIANT; |
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568 return ETrue; |
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569 } |
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570 |
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571 // ----------------------------------------------------------------------------- |
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572 // CUserAgentClient::RemoteAddressResolvedL |
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573 // ----------------------------------------------------------------------------- |
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574 // |
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575 void CUserAgentClient::RemoteAddressResolvedL(const CUserAgentState& aNextState) |
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576 { |
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577 __TEST_INVARIANT; |
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578 __SIP_ASSERT_LEAVE(SelectNextRemoteAddressL(), KErrNotFound); |
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579 |
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580 if (FillSecurityParamsL()) |
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581 { |
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582 CreateTransactionL(); |
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583 UpdateInfoToStoreL(NULL /* don't update message headers */); |
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584 SendRequestToNetworkL(); |
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585 ChangeState(aNextState); |
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586 } |
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587 |
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588 __TEST_INVARIANT; |
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589 } |
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590 |
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591 // ----------------------------------------------------------------------------- |
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592 // CUserAgentClient::HandleResolvingFailure |
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593 // ----------------------------------------------------------------------------- |
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594 // |
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595 void |
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596 CUserAgentClient::HandleResolvingFailure(const CUserAgentState& aResolve, |
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597 const CUserAgentState& aWaitResponse) |
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598 { |
|
599 __TEST_INVARIANT; |
|
600 |
|
601 TBool retry(ETrue); |
|
602 TRAPD(err, retry = TryNextAddressL(KErrSIPResolvingFailure, |
|
603 aResolve, |
|
604 aWaitResponse)); |
|
605 if (err != KErrNone || !retry) |
|
606 { |
|
607 StopWithLastError(); |
|
608 } |
|
609 |
|
610 __TEST_INVARIANT; |
|
611 } |
|
612 |
|
613 // ----------------------------------------------------------------------------- |
|
614 // CUserAgentClient::FillSecurityParamsL |
|
615 // ----------------------------------------------------------------------------- |
|
616 // |
|
617 TBool CUserAgentClient::FillSecurityParamsL() |
|
618 { |
|
619 __TEST_INVARIANT; |
|
620 __SIP_ASSERT_LEAVE(iOutgoingMsg && iRemoteTarget, KErrNotFound); |
|
621 |
|
622 if (!iObserver) |
|
623 { |
|
624 Stop(KErrNone); |
|
625 return EFalse; |
|
626 } |
|
627 |
|
628 if (UseSIPSec()) |
|
629 { |
|
630 CUri8* remoteTarget = iRemoteTarget->CloneAsUri8L(); |
|
631 CleanupStack::PushL(remoteTarget); |
|
632 TRAPD(err, iSIPSec.AddSecurityParamsL( |
|
633 iTransportParams, |
|
634 static_cast<CSIPRequest&>(*iOutgoingMsg), |
|
635 RegistrationId(), |
|
636 TransactionId(), |
|
637 iRemoteAddr, |
|
638 CSIPMessageUtility::UriDescriptor(NextHopL()), |
|
639 *remoteTarget, |
|
640 ProxyL(), |
|
641 const_cast<MSIPSecUser&>(*iObserver->SIPSecUser()))); |
|
642 CleanupStack::PopAndDestroy(remoteTarget); |
|
643 HandleSIPSecErrorL(err); |
|
644 } |
|
645 |
|
646 __TEST_INVARIANT; |
|
647 return ETrue; |
|
648 } |
|
649 |
|
650 // ----------------------------------------------------------------------------- |
|
651 // CUserAgentClient::HandleSIPSecErrorL |
|
652 // ----------------------------------------------------------------------------- |
|
653 // |
|
654 void CUserAgentClient::HandleSIPSecErrorL(TInt aError) |
|
655 { |
|
656 __TEST_INVARIANT; |
|
657 |
|
658 if (aError != KErrNone) |
|
659 { |
|
660 if (aError != KErrNoMemory) |
|
661 { |
|
662 aError = KErrSIPForbidden; |
|
663 } |
|
664 Stop(aError); |
|
665 User::Leave(aError); |
|
666 } |
|
667 } |
|
668 |
|
669 // ----------------------------------------------------------------------------- |
|
670 // CUserAgentClient::SIPSecCacheUpdatedL |
|
671 // ----------------------------------------------------------------------------- |
|
672 // |
|
673 void CUserAgentClient::SIPSecCacheUpdatedL(TBool aSuccess, |
|
674 const CUserAgentState& aResolve, |
|
675 const CUserAgentState& aWaitResponse, |
|
676 const CUserAgentState& aWaitAckFromApp, |
|
677 const CUserAgentState& aWaitTransactionToEnd) |
|
678 { |
|
679 __TEST_INVARIANT; |
|
680 __SIP_ASSERT_LEAVE(iIncomingMsg, KErrNotFound); |
|
681 |
|
682 if (aSuccess) |
|
683 { |
|
684 CSIPResponse* resp = static_cast<CSIPResponse*>(iIncomingMsg); |
|
685 iIncomingMsg = NULL; |
|
686 CleanupStack::PushL(resp); |
|
687 ReceiveResponseL(resp, |
|
688 aResolve, |
|
689 aWaitResponse, |
|
690 aWaitAckFromApp, |
|
691 aWaitTransactionToEnd); |
|
692 CleanupStack::Pop(resp); |
|
693 } |
|
694 else |
|
695 { |
|
696 Stop(KErrSIPForbidden); |
|
697 } |
|
698 |
|
699 __TEST_INVARIANT; |
|
700 } |
|
701 |
|
702 // ----------------------------------------------------------------------------- |
|
703 // CUserAgentClient::ProxyL |
|
704 // ----------------------------------------------------------------------------- |
|
705 // |
|
706 const TDesC8& CUserAgentClient::ProxyL() const |
|
707 { |
|
708 __TEST_INVARIANT; |
|
709 |
|
710 CURIContainer& nextHop = NextHopL(); |
|
711 if (iRegistrations.IsOutboundProxy(nextHop)) |
|
712 { |
|
713 return CSIPMessageUtility::UriDescriptor(nextHop); |
|
714 } |
|
715 return KNullDesC8; |
|
716 } |
|
717 |
|
718 // ----------------------------------------------------------------------------- |
|
719 // CUserAgentClient::SendRequestToNetworkL |
|
720 // ----------------------------------------------------------------------------- |
|
721 // |
|
722 void CUserAgentClient::SendRequestToNetworkL() |
|
723 { |
|
724 __TEST_INVARIANT; |
|
725 __SIP_ASSERT_LEAVE(iOutgoingMsg, KErrNotFound); |
|
726 |
|
727 CUri8* proxy(NULL); |
|
728 const CSIPRouteHeader* route = iRegistrations.OutboundProxy(iRegisterId); |
|
729 if (route) |
|
730 { |
|
731 proxy = route->SIPAddress().URI().CloneAsUri8L(); |
|
732 } |
|
733 CleanupStack::PushL(proxy); |
|
734 |
|
735 if (CSIPMessageUtility::IsAck(*iOutgoingMsg)) |
|
736 { |
|
737 __SIP_ASSERT_LEAVE(iTransmitter, KErrNotFound); |
|
738 iTransmitter->SendRequestL(static_cast<CSIPRequest&>(*iOutgoingMsg), |
|
739 iRemoteAddr, |
|
740 iForceUDP, |
|
741 TransportParams(), |
|
742 proxy, |
|
743 this); |
|
744 CleanupStack::PopAndDestroy(proxy); |
|
745 } |
|
746 else |
|
747 { |
|
748 __SIP_ASSERT_LEAVE(iTransaction, KErrNotFound); |
|
749 iTransaction->SendRequestL(static_cast<CSIPRequest&>(*iOutgoingMsg), |
|
750 iRemoteAddr, |
|
751 iTransportProtocol, |
|
752 iForceUDP, |
|
753 TransportParams(), |
|
754 proxy); |
|
755 CleanupStack::Pop(proxy); |
|
756 } |
|
757 __TEST_INVARIANT; |
|
758 } |
|
759 |
|
760 // ----------------------------------------------------------------------------- |
|
761 // CUserAgentClient::PassRespToTransactionOwnerL |
|
762 // ----------------------------------------------------------------------------- |
|
763 // |
|
764 void CUserAgentClient::PassRespToTransactionOwnerL(CSIPResponse* aResp, |
|
765 CUserAgent* aUserAgent, |
|
766 CUserAgentTimer* aTimer) |
|
767 { |
|
768 __TEST_INVARIANT; |
|
769 __SIP_ASSERT_LEAVE(aResp, KErrArgument); |
|
770 __SIP_ASSERT_LEAVE(!iFinalRespPassed, KErrAlreadyExists); |
|
771 |
|
772 if (aResp->ResponseCode() == 100 && !IsInviteUAC()) |
|
773 { |
|
774 delete aResp; |
|
775 } |
|
776 else |
|
777 { |
|
778 TRestoreUaState restoreState(iFinalRespPassed, aUserAgent, aTimer); |
|
779 CleanupStack::PushL(restoreState.CleanupItem()); |
|
780 iFinalRespPassed = CSIPMessageUtility::IsFinalResponse(*aResp); |
|
781 |
|
782 PassMsgToTransactionOwnerL(aResp); |
|
783 |
|
784 CleanupStack::Pop(); // cleanupItem |
|
785 } |
|
786 |
|
787 __TEST_INVARIANT; |
|
788 } |
|
789 |
|
790 // ----------------------------------------------------------------------------- |
|
791 // CUserAgentClient::FinalRespPassed |
|
792 // ----------------------------------------------------------------------------- |
|
793 // |
|
794 TBool CUserAgentClient::FinalRespPassed() const |
|
795 { |
|
796 __TEST_INVARIANT; |
|
797 return iFinalRespPassed; |
|
798 } |
|
799 |
|
800 // ----------------------------------------------------------------------------- |
|
801 // CUserAgentClient::PassResponseToSIPSecL |
|
802 // If no iObserver, ignore response and wait transaction to end. |
|
803 // ----------------------------------------------------------------------------- |
|
804 // |
|
805 TBool CUserAgentClient::PassResponseToSIPSecL(CSIPResponse& aResp) |
|
806 { |
|
807 __TEST_INVARIANT; |
|
808 __SIP_ASSERT_LEAVE(iOutgoingMsg && iRemoteTarget, KErrNotFound); |
|
809 |
|
810 iResponseReceived = ETrue; |
|
811 TBool mustWait(EFalse); |
|
812 |
|
813 if (UseSIPSec() && CSIPMessageUtility::IsFinalResponse(aResp)) |
|
814 { |
|
815 CUri8* remoteTarget = iRemoteTarget->CloneAsUri8L(); |
|
816 TRAPD(err, mustWait = iSIPSec.ResponseReceivedL(iTransportParams, |
|
817 aResp, |
|
818 static_cast<CSIPRequest&>(*iOutgoingMsg), |
|
819 RegistrationId(), |
|
820 TransactionId(), |
|
821 iRemoteAddr, |
|
822 CSIPMessageUtility::UriDescriptor(NextHopL()), |
|
823 *remoteTarget, |
|
824 ProxyL(), |
|
825 const_cast<MSIPSecUser&>(*iObserver->SIPSecUser()), |
|
826 *this)); |
|
827 delete remoteTarget; |
|
828 if( err != KErrNone ) |
|
829 { |
|
830 User::Leave( KErrSIPForbidden ); |
|
831 } |
|
832 } |
|
833 |
|
834 __TEST_INVARIANT; |
|
835 return mustWait; |
|
836 } |
|
837 |
|
838 // ----------------------------------------------------------------------------- |
|
839 // CUserAgentClient::ShouldUaTryAgainL |
|
840 // If no iObserver ignore response. If send leaves, ConnectionMgr calls old |
|
841 // transaction's MReceiverObserver::LeaveOccurred and cleanupItem stops UA. |
|
842 // ----------------------------------------------------------------------------- |
|
843 // |
|
844 TBool CUserAgentClient::ShouldUaTryAgainL(CSIPResponse* aResp, |
|
845 const CUserAgentState& aResolve, |
|
846 const CUserAgentState& aWaitResponse) |
|
847 { |
|
848 __TEST_INVARIANT; |
|
849 __SIP_ASSERT_LEAVE(aResp, KErrArgument); |
|
850 |
|
851 TBool retry(EFalse); |
|
852 if (!FinalRespPassed() && iObserver) |
|
853 { |
|
854 TStopUserAgent stopUa(TransactionId(), |
|
855 iTransactionStore, |
|
856 KErrSIPForbidden); |
|
857 CleanupStack::PushL(stopUa.CleanupItem()); |
|
858 |
|
859 TInt respCode = aResp->ResponseCode(); |
|
860 if (respCode == 503 || respCode == 408) |
|
861 { |
|
862 retry = TryNextAddressL(KErrNone, aResolve, aWaitResponse, aResp); |
|
863 } |
|
864 |
|
865 if ((respCode == 401 || respCode == 407 || respCode == 494) && UseSIPSec()) |
|
866 { |
|
867 if(iSipSecError) |
|
868 { |
|
869 __SIP_LOG( "Request can't be resubmitted because of insufficient information" ) |
|
870 } |
|
871 else if(FillSecurityParamsL()) |
|
872 { |
|
873 if (iSIPSecCounter > SIPRequestUtility::EMaxForwardsValue) |
|
874 { |
|
875 User::Leave(KErrSIPForbidden); |
|
876 } |
|
877 ++iSIPSecCounter; |
|
878 UpdateAndSendRequestL(aWaitResponse); |
|
879 delete aResp; |
|
880 retry = ETrue; |
|
881 } |
|
882 } |
|
883 CleanupStack::Pop(); // cleanupItem |
|
884 } |
|
885 |
|
886 __TEST_INVARIANT; |
|
887 return retry; |
|
888 } |
|
889 |
|
890 // ----------------------------------------------------------------------------- |
|
891 // CUserAgentClient::TransactionEndsWithoutFinalResponseL |
|
892 // ----------------------------------------------------------------------------- |
|
893 // |
|
894 void CUserAgentClient::TransactionEndsWithoutFinalResponseL(TInt aReason, |
|
895 const CUserAgentState& aResolve, |
|
896 const CUserAgentState& aWaitResponse) |
|
897 { |
|
898 __TEST_INVARIANT; |
|
899 |
|
900 TStopUserAgent stopUa(TransactionId(), iTransactionStore, KErrNoMemory); |
|
901 CleanupStack::PushL(stopUa.CleanupItem()); |
|
902 |
|
903 TBool retry(EFalse); |
|
904 if (!IsCanceled()) |
|
905 { |
|
906 if (aReason == KErrTimedOut) |
|
907 { |
|
908 retry = HandleTimeoutL(aResolve, aWaitResponse); |
|
909 } |
|
910 if (aReason == KErrSIPTransportFailure || |
|
911 aReason == KErrSIPICMPFailure) |
|
912 { |
|
913 retry = TryNextAddressL(aReason, aResolve, aWaitResponse); |
|
914 } |
|
915 } |
|
916 |
|
917 CleanupStack::Pop(); // cleanupItem |
|
918 if (!retry) |
|
919 { |
|
920 Stop(aReason); |
|
921 } |
|
922 |
|
923 __TEST_INVARIANT; |
|
924 } |
|
925 |
|
926 // ----------------------------------------------------------------------------- |
|
927 // CUserAgentClient::HandleTimeoutL |
|
928 // If SigComp used, delete the compartment and close TCP connection. |
|
929 // ----------------------------------------------------------------------------- |
|
930 // |
|
931 TBool CUserAgentClient::HandleTimeoutL(const CUserAgentState& aResolve, |
|
932 const CUserAgentState& aWaitResponse) |
|
933 { |
|
934 __TEST_INVARIANT; |
|
935 __SIP_ASSERT_LEAVE(iOutgoingMsg, KErrNotFound); |
|
936 |
|
937 if (CSIPMessageUtility::HasSigCompParam(NextHopL())) |
|
938 { |
|
939 UpdateTransportProtocol(*iOutgoingMsg); |
|
940 if (iTransportProtocol == SIPStrings::StringF(SipStrConsts::ETCP) || |
|
941 iTransportProtocol == SIPStrings::StringF(SipStrConsts::ETLS)) |
|
942 { |
|
943 iTransmitter->TcpDisconnect(iRemoteAddr, TransportParams()); |
|
944 } |
|
945 CSIPURI* uri = NextHopL().SIPURI(); |
|
946 __SIP_ASSERT_LEAVE(uri, KErrNotFound); |
|
947 |
|
948 iSigComp.SendFailedL(iTransportParams.CompartmentId()); |
|
949 iTransportParams.SetCompartmentId(0); |
|
950 uri->DeleteParam(SIPStrings::StringF(SipStrConsts::EComp)); |
|
951 SIPRequestUtility::FillRouteAndRequestUriL( |
|
952 static_cast<CSIPRequest&>(*iOutgoingMsg), |
|
953 *iRouteSet, |
|
954 *iRemoteTarget); |
|
955 UpdateAndSendRequestL(aWaitResponse); |
|
956 |
|
957 __TEST_INVARIANT; |
|
958 return ETrue; |
|
959 } |
|
960 |
|
961 return TryNextAddressL(KErrTimedOut, aResolve, aWaitResponse); |
|
962 } |
|
963 |
|
964 // ----------------------------------------------------------------------------- |
|
965 // CUserAgentClient::IgnoreResponseRetransmissionsL |
|
966 // ----------------------------------------------------------------------------- |
|
967 // |
|
968 void CUserAgentClient::IgnoreResponseRetransmissionsL() |
|
969 { |
|
970 __TEST_INVARIANT; |
|
971 __SIP_ASSERT_LEAVE(!iTransaction, KErrSIPInvalidTransactionState); |
|
972 |
|
973 RemoveFromStore(); |
|
974 CleanupStack::PushL(this); |
|
975 |
|
976 CTransactionBase::TTransactionType taType = |
|
977 CTransactionBase::KClientTransaction; |
|
978 if (IsInviteUAC()) |
|
979 { |
|
980 taType = CTransactionBase::KClientInviteTransaction; |
|
981 } |
|
982 |
|
983 // Set message NULL, to prevent responses being routed to UAC |
|
984 iTransactionStore.AddL(TransactionId(), this, NULL, NULL, taType); |
|
985 CleanupStack::Pop(this); |
|
986 |
|
987 __TEST_INVARIANT; |
|
988 } |
|
989 |
|
990 // ----------------------------------------------------------------------------- |
|
991 // CUserAgentClient::CancelSIPSecRequest |
|
992 // No __TEST_INVARIANT as destructor may lead here. |
|
993 // ----------------------------------------------------------------------------- |
|
994 // |
|
995 void CUserAgentClient::CancelSIPSecRequest() |
|
996 { |
|
997 iIgnoreSIPSecCallback = ETrue; |
|
998 iSIPSec.CancelPendingOperations(*this); |
|
999 iIgnoreSIPSecCallback = EFalse; |
|
1000 } |
|
1001 |
|
1002 // ----------------------------------------------------------------------------- |
|
1003 // CUserAgentClient::TryNextAddressL |
|
1004 // ----------------------------------------------------------------------------- |
|
1005 // |
|
1006 TBool CUserAgentClient::TryNextAddressL(TInt aError, |
|
1007 const CUserAgentState& aResolve, |
|
1008 const CUserAgentState& aWaitResponse, |
|
1009 CSIPResponse* aResp) |
|
1010 { |
|
1011 __TEST_INVARIANT; |
|
1012 __SIP_INT_LOG1( "CUserAgentClient TryNextAddressL Error", |
|
1013 aError ) |
|
1014 __SIP_ASSERT_LEAVE((aError != KErrNone && !aResp) || |
|
1015 (aError == KErrNone && aResp), KErrArgument); |
|
1016 |
|
1017 if (SelectNextRemoteAddressL()) |
|
1018 { |
|
1019 UpdateAndSendRequestL(aWaitResponse); |
|
1020 delete aResp; |
|
1021 return ETrue; |
|
1022 } |
|
1023 |
|
1024 if (iResolvingResults->ContinueResolvingCurrentUri()) |
|
1025 { |
|
1026 __SIP_ASSERT_LEAVE(!iIncomingMsg, KErrAlreadyExists); |
|
1027 |
|
1028 UpdateAndResolveL(ETrue, aResolve); |
|
1029 iLastError = aError; |
|
1030 iIncomingMsg = aResp; |
|
1031 return ETrue; |
|
1032 } |
|
1033 |
|
1034 if (iLastError != KErrNone) |
|
1035 { |
|
1036 aError = iLastError; |
|
1037 } |
|
1038 |
|
1039 // If a stored response exists, next hop has responded. |
|
1040 // Stateless proxy can result KErrTimedOut if its next hop doesn't respond, |
|
1041 // even if the proxy is ok. So URIFailed isn't used for KErrTimedOut. |
|
1042 if ((aError == KErrSIPTransportFailure || |
|
1043 aError == KErrSIPResolvingFailure || |
|
1044 aError == KErrSIPICMPFailure) && |
|
1045 !iIncomingMsg && !iResponseReceived) |
|
1046 { |
|
1047 iRegistrations.URIFailed(NextHopL()); |
|
1048 // Registrations may've used ClearTransactionOwner, stopping UA |
|
1049 if (HasStopped()) |
|
1050 { |
|
1051 return EFalse; |
|
1052 } |
|
1053 } |
|
1054 |
|
1055 TBool retry = TryOutboundProxyL(aResolve); |
|
1056 if (retry) |
|
1057 { |
|
1058 delete aResp; |
|
1059 } |
|
1060 __TEST_INVARIANT; |
|
1061 return retry; |
|
1062 } |
|
1063 |
|
1064 // ----------------------------------------------------------------------------- |
|
1065 // CUserAgentClient::TryOutboundProxyL |
|
1066 // ----------------------------------------------------------------------------- |
|
1067 // |
|
1068 TBool CUserAgentClient::TryOutboundProxyL(const CUserAgentState& aResolve) |
|
1069 { |
|
1070 __TEST_INVARIANT; |
|
1071 __SIP_ASSERT_LEAVE(iRouteSet && iRemoteTarget && iRequestUri, KErrNotFound); |
|
1072 |
|
1073 const CSIPRouteHeader* proxy = iRegistrations.OutboundProxy(iRegisterId); |
|
1074 if (iRouteSet->PreconfigRouteExists() && |
|
1075 !iOutboundProxyHasBeenTried && proxy) |
|
1076 { |
|
1077 const CURIContainer& proxyUri = proxy->SIPAddress().URI(); |
|
1078 |
|
1079 if ( !((NextHopL() == proxyUri) || proxyUri == *iRequestUri) ) |
|
1080 { |
|
1081 iRouteSet->AddToBeginningL(*proxy, EFalse /* append */); |
|
1082 SIPRequestUtility::FillRouteAndRequestUriL( |
|
1083 static_cast<CSIPRequest&>(*iOutgoingMsg), |
|
1084 *iRouteSet, |
|
1085 *iRemoteTarget); |
|
1086 UpdateAndResolveL(ETrue, aResolve); |
|
1087 iOutboundProxyHasBeenTried = ETrue; |
|
1088 |
|
1089 __TEST_INVARIANT; |
|
1090 return ETrue; |
|
1091 } |
|
1092 } |
|
1093 return EFalse; |
|
1094 } |
|
1095 |
|
1096 // ----------------------------------------------------------------------------- |
|
1097 // CUserAgentClient::DetachCurrentTransactionL |
|
1098 // Request must've been updated or there'd be 2 transactions with a same branch |
|
1099 // ----------------------------------------------------------------------------- |
|
1100 // |
|
1101 void CUserAgentClient::DetachCurrentTransactionL() |
|
1102 { |
|
1103 __TEST_INVARIANT; |
|
1104 |
|
1105 if (iTransaction) |
|
1106 { |
|
1107 if (iTransaction->HasTerminated()) |
|
1108 { |
|
1109 // Cancel transaction's send so new transaction can send |
|
1110 iTransmitter->Cancel(); |
|
1111 RequestDeletionOfTransactionL(); |
|
1112 RemoveFromStore(); |
|
1113 } |
|
1114 else |
|
1115 { |
|
1116 TTransactionId newId = iTransactionStore.NewTransactionId(); |
|
1117 PrepareTxForNewRequestL(newId); |
|
1118 User::LeaveIfError(iTransactionStore.UpdateTransactionId( |
|
1119 TransactionId(), newId)); |
|
1120 if (IsInviteUAC()) |
|
1121 { |
|
1122 __SIP_INT_LOG2( "TU taID changed, old -> new", |
|
1123 TransactionId(), newId ) |
|
1124 } |
|
1125 iTransaction->DetachFromUserAgent(); |
|
1126 iTransaction->ClearSendBuffer(); |
|
1127 iTransaction = NULL; |
|
1128 |
|
1129 iTransactionStore.ClearUserAgent(newId); |
|
1130 } |
|
1131 |
|
1132 CleanupStack::PushL(this); |
|
1133 __SIP_ASSERT_LEAVE(!iTransaction, KErrAlreadyExists); |
|
1134 __SIP_ASSERT_LEAVE(iOutgoingMsg, KErrNotFound); |
|
1135 |
|
1136 iTransactionStore.AddL(TransactionId(), |
|
1137 this, |
|
1138 iTransaction, |
|
1139 iOutgoingMsg, |
|
1140 CSIPMessageUtility::TransactionType(*iOutgoingMsg, EFalse)); |
|
1141 CleanupStack::Pop(this); |
|
1142 } |
|
1143 __TEST_INVARIANT; |
|
1144 } |
|
1145 |
|
1146 // ----------------------------------------------------------------------------- |
|
1147 // CUserAgentClient::UpdateAndSendRequestL |
|
1148 // ----------------------------------------------------------------------------- |
|
1149 // |
|
1150 void |
|
1151 CUserAgentClient::UpdateAndSendRequestL(const CUserAgentState& aWaitResponse) |
|
1152 { |
|
1153 __TEST_INVARIANT; |
|
1154 __SIP_ASSERT_LEAVE(iOutgoingMsg, KErrNotFound); |
|
1155 |
|
1156 UpdateViaAndCSeqL(); |
|
1157 if (!CSIPMessageUtility::IsAck(*iOutgoingMsg)) |
|
1158 { |
|
1159 DetachCurrentTransactionL(); |
|
1160 CreateTransactionL(); |
|
1161 } |
|
1162 |
|
1163 UpdateInfoToStoreL(static_cast<CSIPRequest*>(iOutgoingMsg)); |
|
1164 SendRequestToNetworkL(); |
|
1165 ChangeState(aWaitResponse); |
|
1166 |
|
1167 __TEST_INVARIANT; |
|
1168 } |
|
1169 |
|
1170 // ----------------------------------------------------------------------------- |
|
1171 // CUserAgentClient::UpdateAndResolveL |
|
1172 // ----------------------------------------------------------------------------- |
|
1173 // |
|
1174 void CUserAgentClient::UpdateAndResolveL(TBool aCheckSigComp, |
|
1175 const CUserAgentState& aResolve) |
|
1176 { |
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1177 __TEST_INVARIANT; |
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1178 __SIP_ASSERT_LEAVE(iOutgoingMsg, KErrNotFound); |
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1179 |
|
1180 UpdateViaAndCSeqL(); |
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1181 DetachCurrentTransactionL(); |
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1182 UpdateInfoToStoreL(static_cast<CSIPRequest*>(iOutgoingMsg)); |
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1183 ResolveNextHopL(aCheckSigComp); |
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1184 ChangeState(aResolve); |
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1185 |
|
1186 __TEST_INVARIANT; |
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1187 } |
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1188 |
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1189 // ----------------------------------------------------------------------------- |
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1190 // CUserAgentClient::StopWithLastError |
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1191 // ----------------------------------------------------------------------------- |
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1192 // |
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1193 void CUserAgentClient::StopWithLastError() |
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1194 { |
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1195 __TEST_INVARIANT; |
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1196 |
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1197 if (iIncomingMsg) |
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1198 { |
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1199 CSIPMessage* msg = iIncomingMsg; |
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1200 iIncomingMsg = NULL; |
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1201 TRAPD(err, PassMsgToTransactionOwnerL(msg)); |
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1202 if (err != KErrNone) |
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1203 { |
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1204 delete msg; |
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1205 } |
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1206 } |
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1207 else |
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1208 { |
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1209 if (iLastError == KErrNone) |
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1210 { |
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1211 // Resolving URI for the first time fails |
|
1212 iLastError = KErrSIPResolvingFailure; |
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1213 } |
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1214 } |
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1215 Stop(iLastError); |
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1216 } |
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1217 |
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1218 // ----------------------------------------------------------------------------- |
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1219 // CUserAgentClient::DetachOutgoingMsg |
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1220 // If transaction can't proceed w/o the message, terminate it silently. |
|
1221 // ----------------------------------------------------------------------------- |
|
1222 // |
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1223 void CUserAgentClient::DetachOutgoingMsg() |
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1224 { |
|
1225 __TEST_INVARIANT; |
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1226 |
|
1227 iOutgoingMsg = NULL; |
|
1228 iTransmitter->Cancel(); |
|
1229 CancelSIPSecRequest(); |
|
1230 |
|
1231 if (iTransaction && !iTransaction->ClearSendBuffer()) |
|
1232 { |
|
1233 iTransaction->DetachFromUserAgent(); |
|
1234 iTransaction->Terminated(); |
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1235 } |
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1236 else |
|
1237 { |
|
1238 if (State().CanContinueWithoutOutgoingMsg(iFinalRespPassed)) |
|
1239 { |
|
1240 return; |
|
1241 } |
|
1242 } |
|
1243 |
|
1244 Stop(KErrNone); |
|
1245 __TEST_INVARIANT; |
|
1246 } |
|
1247 |
|
1248 // ----------------------------------------------------------------------------- |
|
1249 // CUserAgentClient::UseSIPSec |
|
1250 // ----------------------------------------------------------------------------- |
|
1251 // |
|
1252 TBool CUserAgentClient::UseSIPSec() const |
|
1253 { |
|
1254 __TEST_INVARIANT; |
|
1255 return (iObserver && |
|
1256 iObserver->SIPSecUser() && |
|
1257 !iObserver->SIPSecUser()->ByPassSIPSec()); |
|
1258 } |
|
1259 |
|
1260 // ----------------------------------------------------------------------------- |
|
1261 // CUserAgentClient::NextHopIP |
|
1262 // ----------------------------------------------------------------------------- |
|
1263 // |
|
1264 const TInetAddr& CUserAgentClient::NextHopIP() const |
|
1265 { |
|
1266 return iRemoteAddr; |
|
1267 } |
|
1268 |
|
1269 // ----------------------------------------------------------------------------- |
|
1270 // CUserAgentClient::__DbgTestInvariant |
|
1271 // ----------------------------------------------------------------------------- |
|
1272 // |
|
1273 |
|
1274 void CUserAgentClient::__DbgTestInvariant() const |
|
1275 { |
|
1276 if ((iOutgoingMsg && !iOutgoingMsg->IsRequest()) || |
|
1277 (iIncomingMsg && iIncomingMsg->IsRequest()) || |
|
1278 (iSIPSecCounter > SIPRequestUtility::EMaxForwardsValue + 1) || |
|
1279 !iResolvingResults) |
|
1280 { |
|
1281 User::Invariant(); |
|
1282 } |
|
1283 } |