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1 // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Name : CErrorHandler.cpp |
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15 // Part of : ConnectionMgr |
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16 // Version : SIP/4.0 |
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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 "CErrorHandler.h" |
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23 #include "CTransport.h" |
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24 #include "sipuri.h" |
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25 #include "siprequest.h" |
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26 #include "sipresponse.h" |
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27 #include "siptoheader.h" |
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28 #include "sipfromheader.h" |
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29 #include "sipviaheader.h" |
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30 #include "sipcallidheader.h" |
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31 #include "sipcseqheader.h" |
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32 #include "sipstrings.h" |
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33 #include "sipstrconsts.h" |
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34 #include "TSIPTransportParams.h" |
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35 #include "CommonConsts.h" |
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36 |
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37 // ----------------------------------------------------------------------------- |
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38 // CTransportErrorHandler::NewL |
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39 // ----------------------------------------------------------------------------- |
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40 // |
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41 CTransportErrorHandler* CTransportErrorHandler::NewL(CTransportBase& aTransport) |
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42 { |
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43 CTransportErrorHandler* self = NewLC(aTransport); |
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44 CleanupStack::Pop(self); |
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45 return self; |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CTransportErrorHandler::NewLC |
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50 // ----------------------------------------------------------------------------- |
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51 // |
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52 CTransportErrorHandler* |
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53 CTransportErrorHandler::NewLC(CTransportBase& aTransport) |
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54 { |
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55 CTransportErrorHandler* self = |
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56 new (ELeave) CTransportErrorHandler(aTransport); |
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57 CleanupStack::PushL(self); |
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58 return self; |
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59 } |
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60 |
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61 // ----------------------------------------------------------------------------- |
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62 // CTransportErrorHandler::SendErrorResponseL |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 void CTransportErrorHandler::SendErrorResponseL( |
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66 const TSIPTransportParams& aParams, |
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67 TUint aResponseCode, |
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68 RStringF aReasonPhrase, |
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69 CSIPMessage& aMessage, |
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70 const TInetAddr& aAddr) |
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71 { |
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72 if (!aMessage.HasHeader(SIPStrings::StringF(SipStrConsts::EViaHeader))) |
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73 { |
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74 User::Leave(KErrArgument); |
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75 } |
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76 |
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77 if ( !IsActive() ) |
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78 { |
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79 if (iTransport->ProtocolType() == KProtocolInetUdp) |
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80 { |
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81 iTransport->CancelResponseSend(iId, ETrue); |
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82 delete iResponse; |
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83 iResponse = 0; |
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84 CreateResponseL(aResponseCode, aReasonPhrase, aMessage); |
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85 iAddr = aAddr; |
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86 iTransport->Send(aParams, *iResponse, iId, iStatus); |
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87 } |
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88 else |
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89 { |
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90 CreateResponseL(aResponseCode, aReasonPhrase, aMessage); |
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91 iAddr = aAddr; |
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92 iTransport->Send(aParams, *iResponse, iAddr, iStatus); |
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93 } |
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94 SetActive(); |
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95 } |
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96 |
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97 } |
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98 |
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99 // ----------------------------------------------------------------------------- |
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100 // CTransportErrorHandler::CreateResponseL |
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101 // ----------------------------------------------------------------------------- |
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102 // |
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103 void CTransportErrorHandler::CreateResponseL(TUint aResponseCode, |
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104 RStringF aReasonPhrase, |
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105 CSIPMessage& aMessage) |
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106 { |
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107 iResponse = CSIPResponse::NewL(aResponseCode, aReasonPhrase); |
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108 SetViaToResL(aMessage); |
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109 if (aMessage.HasHeader(SIPStrings::StringF(SipStrConsts::EToHeader))) |
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110 { |
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111 SetToToResL(aMessage); |
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112 } |
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113 if (aMessage.HasHeader(SIPStrings::StringF(SipStrConsts::EFromHeader))) |
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114 { |
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115 SetFromToResL(aMessage); |
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116 } |
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117 if (aMessage.HasHeader(SIPStrings::StringF(SipStrConsts::ECallIDHeader))) |
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118 { |
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119 SetCallIdToResL(aMessage); |
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120 } |
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121 if (aMessage.HasHeader(SIPStrings::StringF(SipStrConsts::ECSeqHeader))) |
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122 { |
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123 SetCSeqToResL(aMessage); |
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124 } |
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125 |
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126 } |
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127 |
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128 // ----------------------------------------------------------------------------- |
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129 // CTransportErrorHandler::RunL |
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130 // ----------------------------------------------------------------------------- |
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131 // |
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132 void CTransportErrorHandler::RunL() |
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133 { |
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134 TUint protocol( iTransport->ProtocolType() ); |
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135 if( protocol == KProtocolInetTcp || protocol == KProtocolTls ) |
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136 { |
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137 delete iResponse; |
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138 iResponse = 0; |
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139 } |
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140 } |
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141 |
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142 // ----------------------------------------------------------------------------- |
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143 // CTransportErrorHandler::DoCancel |
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144 // ----------------------------------------------------------------------------- |
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145 // |
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146 void CTransportErrorHandler::DoCancel() |
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147 { |
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148 iTransport->CancelSend(iStatus); |
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149 if(iResponse) |
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150 { |
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151 delete iResponse; |
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152 iResponse = 0; |
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153 } |
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154 } |
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155 |
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156 // ----------------------------------------------------------------------------- |
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157 // CTransportErrorHandler::RunError |
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158 // ----------------------------------------------------------------------------- |
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159 // |
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160 TInt CTransportErrorHandler::RunError(TInt aError) |
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161 { |
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162 if(aError == KErrNoMemory) |
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163 { |
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164 return aError; |
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165 } |
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166 return KErrNone; |
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167 } |
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168 |
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169 // ----------------------------------------------------------------------------- |
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170 // CTransportErrorHandler::SetViaToResL |
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171 // ----------------------------------------------------------------------------- |
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172 // |
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173 void CTransportErrorHandler::SetViaToResL(CSIPMessage& aMessage) |
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174 { |
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175 TSglQueIter<CSIPHeaderBase> iter = |
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176 aMessage.Headers(SIPStrings::StringF(SipStrConsts::EViaHeader)); |
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177 CSIPHeaderBase* header; |
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178 iter.SetToFirst(); |
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179 while((header = iter++) != 0) |
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180 { |
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181 CSIPHeaderBase* viaHeader = |
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182 static_cast<CSIPViaHeader*>(header)->CloneL(); |
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183 CleanupStack::PushL(viaHeader); |
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184 iResponse->AddHeaderL(static_cast<CSIPViaHeader*>(viaHeader)); |
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185 CleanupStack::Pop(viaHeader); |
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186 } |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // CTransportErrorHandler::SetToToResL |
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191 // ----------------------------------------------------------------------------- |
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192 // |
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193 void CTransportErrorHandler::SetToToResL(CSIPMessage& aMessage) |
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194 { |
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195 TSglQueIter<CSIPHeaderBase> iter = |
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196 aMessage.Headers(SIPStrings::StringF(SipStrConsts::EToHeader)); |
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197 CSIPHeaderBase* header = 0; |
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198 iter.SetToFirst(); |
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199 header = iter; |
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200 CSIPToHeader* toHeader = |
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201 CSIPToHeader::NewLC(static_cast<CSIPToHeader&>(*header)); |
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202 iResponse->AddHeaderL(toHeader); |
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203 CleanupStack::Pop(toHeader); |
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204 } |
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205 |
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206 // ----------------------------------------------------------------------------- |
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207 // CTransportErrorHandler::SetFromToResL |
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208 // ----------------------------------------------------------------------------- |
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209 // |
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210 void CTransportErrorHandler::SetFromToResL(CSIPMessage& aMessage) |
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211 { |
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212 TSglQueIter<CSIPHeaderBase> iter = |
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213 aMessage.Headers(SIPStrings::StringF(SipStrConsts::EFromHeader)); |
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214 CSIPHeaderBase* header = 0; |
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215 iter.SetToFirst(); |
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216 header = iter; |
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217 CSIPFromHeader* fromHeader = |
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218 CSIPFromHeader::NewLC(static_cast<CSIPFromHeader&>(*header)); |
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219 iResponse->AddHeaderL(fromHeader); |
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220 CleanupStack::Pop(fromHeader); |
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221 } |
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222 |
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223 // ----------------------------------------------------------------------------- |
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224 // CTransportErrorHandler::SetCallIdToResL |
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225 // ----------------------------------------------------------------------------- |
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226 // |
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227 void CTransportErrorHandler::SetCallIdToResL(CSIPMessage& aMessage) |
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228 { |
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229 TSglQueIter<CSIPHeaderBase> iter = |
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230 aMessage.Headers(SIPStrings::StringF(SipStrConsts::ECallIDHeader)); |
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231 CSIPHeaderBase* header = 0; |
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232 iter.SetToFirst(); |
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233 header = iter; |
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234 CSIPHeaderBase* callIdHeader = |
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235 static_cast<CSIPCallIDHeader*>(header)->CloneL(); |
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236 CleanupStack::PushL(callIdHeader); |
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237 iResponse->AddHeaderL(static_cast<CSIPCallIDHeader*>(callIdHeader)); |
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238 CleanupStack::Pop(callIdHeader); |
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239 } |
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240 |
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241 // ----------------------------------------------------------------------------- |
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242 // CTransportErrorHandler::SetCSeqToResL |
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243 // ----------------------------------------------------------------------------- |
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244 // |
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245 void CTransportErrorHandler::SetCSeqToResL(CSIPMessage& aMessage) |
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246 { |
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247 TSglQueIter<CSIPHeaderBase> iter = aMessage.Headers( |
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248 SIPStrings::StringF(SipStrConsts::ECSeqHeader)); |
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249 CSIPHeaderBase* header = 0; |
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250 iter.SetToFirst(); |
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251 header = iter; |
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252 |
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253 CSIPHeaderBase* cseqheader = static_cast<CSIPCSeqHeader*>(header)->CloneL(); |
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254 CleanupStack::PushL(cseqheader); |
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255 iResponse->AddHeaderL(static_cast<CSIPCSeqHeader*>(cseqheader)); |
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256 CleanupStack::Pop(cseqheader); |
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257 } |
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258 |
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259 // ----------------------------------------------------------------------------- |
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260 // CTransportErrorHandler::~CTransportErrorHandler |
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261 // ----------------------------------------------------------------------------- |
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262 // |
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263 CTransportErrorHandler::~CTransportErrorHandler() |
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264 { |
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265 Cancel(); |
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266 delete iResponse; |
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267 } |
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268 |
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269 // ----------------------------------------------------------------------------- |
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270 // CTransportErrorHandler::CTransportErrorHandler |
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271 // ----------------------------------------------------------------------------- |
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272 // |
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273 CTransportErrorHandler::CTransportErrorHandler(CTransportBase& aTransport) : |
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274 CActive(CActive::EPriorityStandard), |
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275 iTransport(&aTransport) |
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276 { |
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277 CActiveScheduler::Add(this); |
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278 iResponse = 0; |
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279 iId = 0; |
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280 } |