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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: sip connection |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 |
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22 #include <sipconnectionobserver.h> |
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23 #include <sipmessageelements.h> |
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24 #include <sipresponseelements.h> |
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25 #include <sipregistrationbinding.h> |
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26 #include <sipconnection.h> |
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27 #include <siprefresh.h> |
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28 #include <sipdialog.h> |
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29 #include <sipdialogassocbase.h> |
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30 #include <sipsubscribedialogassoc.h> |
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31 #include <sipstrings.h> |
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32 #include <sipstrconsts.h> |
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33 #include <sipclienttransaction.h> |
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34 #include <sipservertransaction.h> |
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35 #include <siprequestelements.h> |
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36 |
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37 #include <sipretryafterheader.h> |
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38 #include <sipextensionheader.h> |
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39 #include <sipcontenttypeheader.h> |
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40 |
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41 #include <siperr.h> |
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42 #include <sipaddress.h> |
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43 #include <sipfromheader.h> |
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44 |
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45 #include "simplecommon.h" |
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46 #include "simplesipconnectionobserver.h" |
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47 #include "simplesipconncallback.h" |
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48 #include "simplerequest.h" |
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49 #include "simpleerrors.h" |
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50 |
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51 #ifdef _DEBUG |
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52 #include "simpledebugutils.h" |
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53 #endif |
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54 |
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55 // SIP response Call/Transaction does not exists |
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56 const TUint KSimple481 = 481; |
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57 |
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58 _LIT8 ( KSimpleBoundary, "boundary" ); |
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59 _LIT8 ( KSimpleStart, "start"); |
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60 _LIT8 ( KAt, "@" ); |
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61 |
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62 #ifdef _DEBUG |
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63 #include "simpledebugutils.h" |
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64 #ifdef __LOCAL_MODE |
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65 // INTERNAL TEST SUITE |
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66 #include "simplelocalmodeutils.h" |
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67 #endif |
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68 #endif |
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69 |
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70 // ============================ MEMBER FUNCTIONS =============================== |
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71 |
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72 |
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73 // ----------------------------------------------------------------------------- |
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74 // CSimpleSipConnectionObserver::CSimpleSipConnectionObserver |
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75 // C++ default constructor can NOT contain any code, that |
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76 // might leave. |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 CSimpleSipConnectionObserver::CSimpleSipConnectionObserver( |
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80 MSimpleSipConnCallback& aCallback ) |
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81 : iCallback( aCallback ) |
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82 { |
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83 } |
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84 |
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85 // ----------------------------------------------------------------------------- |
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86 // CSimpleSipConnectionObserver::~CSimpleSipConnectionObserver |
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87 // ----------------------------------------------------------------------------- |
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88 // |
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89 CSimpleSipConnectionObserver::~CSimpleSipConnectionObserver() |
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90 { |
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91 #ifdef _DEBUG |
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92 TSimpleLogger::Log(_L("SipConnectionObserver: DESTRUCTOR this=%d"), (TInt)this); |
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93 #ifdef __LOCAL_MODE |
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94 /** |
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95 * INTERNAL TEST SUITE |
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96 */ |
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97 delete iLocalModeUtils; |
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98 #endif |
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99 #endif |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CSimpleSipConnectionObserver::NewL |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 CSimpleSipConnectionObserver* CSimpleSipConnectionObserver::NewL( |
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107 MSimpleSipConnCallback& aCallback ) |
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108 { |
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109 CSimpleSipConnectionObserver* self = new (ELeave) CSimpleSipConnectionObserver( aCallback ); |
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110 CleanupStack::PushL( self ); |
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111 self->ConstructL(); |
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112 CleanupStack::Pop( self ); |
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113 #ifdef _DEBUG |
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114 TSimpleLogger::Log(_L("SipConnectionObserver: NewL this=%d"), (TInt)self); |
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115 #endif |
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116 return self; |
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117 } |
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118 |
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119 // ----------------------------------------------------------------------------- |
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120 // CSimpleSipConnectionObserver::ConstructL |
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121 // ----------------------------------------------------------------------------- |
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122 // |
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123 void CSimpleSipConnectionObserver::ConstructL() |
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124 { |
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125 #ifdef _DEBUG |
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126 #ifdef __LOCAL_MODE |
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127 /** |
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128 * INTERNAL TEST SUITE |
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129 */ |
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130 iLocalModeUtils = CSimpleLocalModeUtils::NewL( ); |
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131 iLocalModeUtils->SubscribeNetworkStateL( this ); |
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132 #endif |
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133 #endif |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CSimpleSipConnectionObserver::ConnectionStateChanged |
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138 // ----------------------------------------------------------------------------- |
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139 // |
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140 void CSimpleSipConnectionObserver::ConnectionStateChanged( |
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141 CSIPConnection::TState aState ) |
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142 { |
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143 #ifdef _DEBUG |
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144 TSimpleLogger::Log(_L("SipConnectionObserver: ConnectionStateChanged state=%d sip=%d"), aState ); |
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145 #endif |
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146 ConnectionStateChanged2( aState, KErrNone ); |
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147 } |
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148 |
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149 // ----------------------------------------------------------------------------- |
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150 // CSimpleSipConnectionObserver::ProfileStateChanged |
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151 // ----------------------------------------------------------------------------- |
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152 // |
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153 void CSimpleSipConnectionObserver::ProfileStateChanged( |
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154 CSIPConnection::TState aState, TInt aSipError ) |
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155 { |
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156 #ifdef _DEBUG |
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157 TSimpleLogger::Log(_L("SipConnectionObserver: ProfileStateChanged state=%d sip=%d"), aState ); |
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158 #endif |
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159 ConnectionStateChanged2( aState, aSipError ); |
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160 } |
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161 |
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162 // ----------------------------------------------------------------------------- |
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163 // CSimpleSipConnectionObserver::ProfileUpdated |
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164 // ----------------------------------------------------------------------------- |
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165 // |
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166 void CSimpleSipConnectionObserver::ProfileUpdated() |
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167 { |
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168 #ifdef _DEBUG |
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169 TSimpleLogger::Log(_L("SipConnectionObserver: ProfileUpdated")); |
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170 #endif |
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171 iCallback.ConnectionChanged(); |
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172 } |
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173 |
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174 // ----------------------------------------------------------------------------- |
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175 // CSimpleSipConnectionObserver::ConnectionStateChanged2 |
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176 // ----------------------------------------------------------------------------- |
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177 // |
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178 void CSimpleSipConnectionObserver::ConnectionStateChanged2( |
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179 CSIPConnection::TState aState, TInt aSipError ) |
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180 { |
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181 TInt retErr = aSipError ? ConvertSipCode( aSipError, EFalse, EFalse ) : KErrNone; |
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182 switch ( aState ) |
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183 { |
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184 // Here is a logic, how to tell active state upward after waiting both |
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185 // connection and profile to be ok. |
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186 case CSIPConnection::EInit: |
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187 iCallback.ConnectionStateChange( ESimpleSipIdle, retErr ); |
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188 break; |
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189 case CSIPConnection::EActive: |
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190 iCallback.ConnectionStateChange( ESimpleSipActive, retErr ); |
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191 break; |
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192 case CSIPConnection::ESuspended: |
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193 iCallback.ConnectionStateChange( ESimpleSipSuspend, retErr); |
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194 break; |
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195 case CSIPConnection::EInactive: |
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196 iCallback.ConnectionStateChange( ESimpleSipInactive, retErr ); |
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197 break; |
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198 case CSIPConnection::EUnavailable: |
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199 iCallback.ConnectionStateChange( ESimpleSipUnavailable, retErr ); |
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200 break; |
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201 default: |
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202 break; |
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203 }; |
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204 } |
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205 |
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206 // ----------------------------------------------------------------------------- |
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207 // CSimpleSipConnectionObserver::IncomingResponse |
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208 // ----------------------------------------------------------------------------- |
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209 // |
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210 void CSimpleSipConnectionObserver::IncomingResponse ( |
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211 CSIPClientTransaction& /*aTransaction*/, |
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212 CSIPRegistrationBinding& /*aRegistration*/) |
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213 { |
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214 #ifdef _DEBUG |
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215 TSimpleLogger::Log(_L("SipConnectionObserver: IncomingResponse" )); |
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216 #endif |
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217 } |
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218 |
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219 // ----------------------------------------------------------------------------- |
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220 // CSimpleSipConnectionObserver::ErrorOccured |
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221 // ----------------------------------------------------------------------------- |
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222 // |
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223 void CSimpleSipConnectionObserver::ErrorOccured ( |
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224 TInt aError, |
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225 CSIPClientTransaction& /*aTransaction*/, |
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226 CSIPRegistrationBinding& /*aRegistration*/) |
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227 { |
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228 iError = aError; |
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229 #ifdef _DEBUG |
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230 TSimpleLogger::Log(_L("SipConnectionObserver: ErrorOccured 1 err=%d"), aError ); |
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231 #endif |
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232 } |
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233 |
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234 // ----------------------------------------------------------------------------- |
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235 // CSimpleSipConnectionObserver::ErrorOccured |
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236 // ----------------------------------------------------------------------------- |
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237 // |
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238 void CSimpleSipConnectionObserver::ErrorOccured ( |
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239 TInt aError, |
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240 CSIPRegistrationBinding& /*aRegistration*/) |
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241 { |
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242 iError = aError; |
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243 #ifdef _DEBUG |
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244 TSimpleLogger::Log(_L("SipConnectionObserver: ErrorOccured 2 err=%d" ), aError); |
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245 #endif |
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246 } |
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247 |
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248 // ----------------------------------------------------------------------------- |
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249 // CSimpleSipConnectionObserver::ErrorOccured |
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250 // This is mainly for Publish errors, no dialog. |
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251 // ----------------------------------------------------------------------------- |
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252 // |
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253 void CSimpleSipConnectionObserver::ErrorOccured ( |
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254 TInt aError, |
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255 CSIPTransactionBase& aTransaction ) |
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256 { |
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257 iError = aError; |
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258 #ifdef _DEBUG |
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259 TSimpleLogger::Log(_L("SipConnectionObserver: ErrorOccured 3 err=%d" ), aError); |
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260 #endif |
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261 if ( aTransaction.IsSIPClientTransaction() ) |
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262 { |
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263 CSIPTransactionBase::TState sipState = CSIPTransactionBase::ETrying; |
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264 TRAP_IGNORE( sipState = aTransaction.StateL() ); |
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265 CSimpleRequest* r = iCallback.GetRequest( |
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266 STATIC_CAST( CSIPClientTransaction&, aTransaction) ); |
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267 if ( r && sipState == CSIPTransactionBase::ETerminated ) |
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268 { |
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269 TInt retCode = aError == KErrSIPForbidden ? KErrAccessDenied : KErrCommsBreak; |
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270 r->SetStatus( 0 ); |
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271 // update response method |
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272 r->Request().SetResponseMethod( MSimpleEngineRequest::EUnknownResponse ); |
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273 r->Complete( retCode ); |
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274 } |
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275 else |
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276 { |
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277 // nothing to do |
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278 } |
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279 } |
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280 else |
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281 { |
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282 // nothing to do |
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283 } |
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284 } |
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285 |
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286 // ----------------------------------------------------------------------------- |
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287 // CSimpleSipConnectionObserver::ErrorOccured |
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288 // Dialog refresh has failed, a transaction has been deleted. |
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289 // ----------------------------------------------------------------------------- |
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290 // |
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291 void CSimpleSipConnectionObserver::ErrorOccured ( |
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292 TInt aError, |
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293 CSIPDialogAssocBase& aDialogAssoc ) |
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294 { |
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295 // This is called when SUBSCRIBE refresh fails with |
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296 // an error response from a remote server. |
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297 iError = aError; |
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298 #ifdef _DEBUG |
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299 TSimpleLogger::Log(_L("SipConnectionObserver: ErrorOccured 4 err=%d" ), aError ); |
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300 #endif |
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301 |
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302 TInt retCode = aError == KErrSIPForbidden ? KErrAccessDenied : KErrCommsBreak; |
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303 TUint status(0); |
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304 TUint myRefresh(0); |
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305 |
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306 CSIPSubscribeDialogAssoc& myDialogA = STATIC_CAST( CSIPSubscribeDialogAssoc&, aDialogAssoc ); |
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307 const CSIPDialog& myDialog = myDialogA.Dialog(); |
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308 CSimpleRequest* r = iCallback.GetdDialogRequest( myDialog ); |
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309 if ( !r ) |
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310 { |
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311 // request not found |
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312 return; |
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313 } |
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314 |
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315 if ( aError == KErrSIPTerminatedWithResponse ) |
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316 { |
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317 // It's subscription's response with data |
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318 const CSIPRefresh* refresh = myDialogA.SIPRefresh(); |
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319 if ( refresh ) |
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320 { |
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321 // This instance is not the initial transaction but |
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322 // the refresh transaction instance. |
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323 // Ownership is not transferred. May be NULL. |
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324 const CSIPClientTransaction* trans = refresh->SIPTransaction(); |
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325 if ( trans ) |
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326 { |
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327 // ownership isn't transferred. |
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328 // Elems must exist with KErrSIPTerminatedWithResponse |
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329 const CSIPResponseElements* elems = trans->ResponseElements(); |
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330 // Get retry-after header value |
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331 myRefresh = GetRetryAfter( elems ); |
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332 // Get SIP Status |
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333 status = elems->StatusCode(); |
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334 if ( status >= KSimpleOK ) |
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335 { |
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336 retCode = ConvertSipCode( status, myRefresh ? ETrue: EFalse, EFalse ); |
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337 } |
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338 } |
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339 } |
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340 } |
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341 |
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342 // Update the request entity and complete it. |
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343 r->SetRetryAfter( myRefresh ); |
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344 r->SetStatus( status ); |
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345 r->Request().SetResponseMethod( MSimpleEngineRequest::EUnknownResponse ); |
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346 r->Complete( retCode ); |
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347 } |
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348 |
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349 // ----------------------------------------------------------------------------- |
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350 // CSimpleSipConnectionObserver::ErrorOccured |
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351 // Sending of either request or response failed, dialog specific. |
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352 // ----------------------------------------------------------------------------- |
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353 // |
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354 void CSimpleSipConnectionObserver::ErrorOccured ( |
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355 TInt aError, |
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356 CSIPTransactionBase& aTransaction, |
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357 CSIPDialogAssocBase& /*aDialogAssoc*/) |
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358 { |
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359 #ifdef _DEBUG |
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360 TSimpleLogger::Log(_L("SipConnectionObserver: ErrorOccured 5 err=%d" ), aError); |
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361 #endif |
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362 |
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363 TInt retCode = aError == KErrSIPForbidden ? KErrAccessDenied : KErrCommsBreak; |
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364 TUint status = 0; |
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365 |
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366 if ( aTransaction.IsSIPClientTransaction() ) |
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367 { |
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368 // This is an initial SUBSCRIBE transaction that has failed. |
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369 CSimpleRequest* r2 = iCallback.GetRequest( |
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370 STATIC_CAST( CSIPClientTransaction&, aTransaction )); |
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371 if ( !r2 ) |
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372 { |
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373 // request not found |
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374 return; |
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375 } |
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376 // This instance is the initial transaction. |
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377 CSIPClientTransaction& trans = STATIC_CAST( CSIPClientTransaction&, aTransaction ); |
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378 // ownership isn't transferred. |
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379 const CSIPResponseElements* elems = trans.ResponseElements(); |
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380 if ( elems ) |
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381 { |
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382 status = elems->StatusCode(); |
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383 } |
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384 // convert SIP status code |
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385 if ( status >= KSimpleOK ) |
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386 { |
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387 retCode = ConvertSipCode( status, EFalse, EFalse ); |
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388 } |
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389 r2->SetStatus( status ); |
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390 // update response method |
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391 r2->Request().SetResponseMethod( MSimpleEngineRequest::EUnknownResponse ); |
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392 r2->Complete( retCode ); |
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393 } |
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394 else |
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395 { |
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396 // Server transactions are not handled. |
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397 // An error in responding to NOTIFY request comes here. |
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398 } |
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399 } |
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400 |
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401 // ----------------------------------------------------------------------------- |
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402 // CSimpleSipConnectionObserver::ErrorOccured |
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403 // This is not really needed because of engine does not use standalone CSIPRefesh |
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404 // requests. |
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405 // ----------------------------------------------------------------------------- |
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406 // |
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407 void CSimpleSipConnectionObserver::ErrorOccured ( |
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408 TInt /*aError*/, |
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409 CSIPRefresh& /*aRefresh*/) |
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410 { |
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411 #ifdef _DEBUG |
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412 TSimpleLogger::Log(_L("SipConnectionObserver: ErrorOccured 6" )); |
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413 #endif |
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414 } |
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415 |
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416 // ----------------------------------------------------------------------------- |
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417 // A SIP request outside a dialog has been received from the network. |
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418 // CSimpleSipConnectionObserver::IncomingRequest |
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419 // ----------------------------------------------------------------------------- |
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420 // |
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421 void CSimpleSipConnectionObserver::IncomingRequest( |
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422 CSIPServerTransaction* aTransaction ) |
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423 { |
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424 #ifdef _DEBUG |
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425 TSimpleLogger::Log( |
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426 _L("CSimpleSipConnectionObserver::IncomingRequest" ) ); |
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427 #endif |
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428 |
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429 TRAP_IGNORE( DoIncomingRequestL( aTransaction ) ); |
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430 } |
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431 |
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432 // ----------------------------------------------------------------------------- |
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433 // CSimpleSipConnectionObserver::IncomingRequest |
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434 // Dialog specific request from server.. |
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435 // ----------------------------------------------------------------------------- |
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436 // |
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437 void CSimpleSipConnectionObserver::IncomingRequest ( |
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438 CSIPServerTransaction* aTransaction, |
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439 CSIPDialog& aDialog ) |
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440 { |
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441 #ifdef _DEBUG |
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442 TSimpleLogger::Log(_L("SipConnectionObserver: IncomingRequest (dialog)" )); |
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443 #endif |
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444 |
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445 TRAP_IGNORE( DoIncomingRequestL( aTransaction, aDialog ) ); |
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446 } |
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447 |
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448 // ----------------------------------------------------------------------------- |
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449 // CSimpleSipConnectionObserver::IncomingResponse |
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450 // ----------------------------------------------------------------------------- |
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451 // |
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452 void CSimpleSipConnectionObserver::IncomingResponse( |
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453 CSIPClientTransaction& aTransaction) |
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454 { |
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455 #ifdef _DEBUG |
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456 TInt status = aTransaction.ResponseElements()->StatusCode(); |
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457 TSimpleLogger::Log(_L("SipConnectionObserver: IncomingResponse status=%d" ), status); |
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458 #endif |
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459 |
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460 DoIncomingResponse( aTransaction ); |
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461 } |
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462 |
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463 // ----------------------------------------------------------------------------- |
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464 // CSimpleSipConnectionObserver::IncomingResponse |
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465 // ----------------------------------------------------------------------------- |
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466 // |
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467 void CSimpleSipConnectionObserver::IncomingResponse( |
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468 CSIPClientTransaction& aTransaction, |
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469 CSIPDialogAssocBase& aDialogAssoc) |
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470 { |
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471 #ifdef _DEBUG |
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472 TInt status( KErrNone ); |
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473 status = aTransaction.ResponseElements()->StatusCode(); |
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474 TSimpleLogger::Log(_L("SipConnectionObserver: IncomingResponse (dialog) status=%d"), status); |
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475 #endif |
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476 |
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477 DoIncomingResponse( aTransaction, aDialogAssoc ); |
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478 } |
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479 |
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480 // ----------------------------------------------------------------------------- |
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481 // CSimpleSipConnectionObserver::IncomingResponse |
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482 // Invite not supported by SIMPLE |
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483 // ----------------------------------------------------------------------------- |
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484 // |
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485 void CSimpleSipConnectionObserver::IncomingResponse ( |
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486 CSIPClientTransaction& /*aTransaction*/, |
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487 CSIPInviteDialogAssoc* /*aDialogAssoc*/) |
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488 { |
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489 #ifdef _DEBUG |
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490 TSimpleLogger::Log(_L("SipConnectionObserver: IncomingResponse (invite)" )); |
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491 #endif |
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492 } |
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493 |
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494 // ----------------------------------------------------------------------------- |
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495 // CSimpleSipConnectionObserver::InviteCompleted |
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496 // ----------------------------------------------------------------------------- |
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497 // |
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498 void CSimpleSipConnectionObserver::InviteCompleted ( |
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499 CSIPClientTransaction& /*aTransaction*/) |
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500 { |
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501 #ifdef _DEBUG |
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502 TSimpleLogger::Log(_L("SipConnectionObserver: InviteCompleted" )); |
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503 #endif |
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504 } |
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505 |
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506 // ----------------------------------------------------------------------------- |
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507 // CSimpleSipConnectionObserver::InviteCanceled |
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508 // ----------------------------------------------------------------------------- |
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509 // |
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510 void CSimpleSipConnectionObserver::InviteCanceled ( |
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511 CSIPServerTransaction& /*aTransaction*/) |
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512 { |
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513 #ifdef _DEBUG |
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514 TSimpleLogger::Log(_L("SipConnectionObserver: InviteCanceled" )); |
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515 #endif |
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516 } |
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517 |
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518 // ----------------------------------------------------------------------------- |
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519 // CSimpleSipConnectionObserver::DoHandleSrvrReqContentL |
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520 // ----------------------------------------------------------------------------- |
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521 // |
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522 void CSimpleSipConnectionObserver::DoHandleSrvrReqContentL( |
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523 const CSIPMessageElements& aElems, |
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524 MSimpleEngineRequest& aR ) |
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525 { |
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526 RStringF boundary = SIPStrings::Pool().OpenFStringL( KSimpleBoundary ); |
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527 CleanupClosePushL( boundary ); |
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528 RStringF start = SIPStrings::Pool().OpenFStringL( KSimpleStart ); |
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529 CleanupClosePushL( start ); |
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530 RStringF value; |
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531 |
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532 // ownership of typeHeader is not transferred and it may be NULL. |
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533 const CSIPContentTypeHeader* typeHeader = aElems.ContentType(); |
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534 if ( typeHeader ) |
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535 { |
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536 // buffer ownership is transferred |
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537 HBufC8* buffer = typeHeader->ToTextValueL(); |
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538 aR.SetResponseContentType( buffer ); |
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539 aR.SetResponseDataL( aElems.Content() ); |
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540 // set boundary |
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541 if ( typeHeader->HasParam( boundary ) ) |
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542 { |
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543 value = typeHeader->ParamValue( boundary ); |
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544 aR.SetResponseBoundaryL( value.DesC() ); |
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545 } |
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546 // set start-content-id |
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547 if ( typeHeader->HasParam( start ) ) |
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548 { |
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549 value = typeHeader->ParamValue( start ); |
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550 aR.SetResponseStartL( value.DesC() ); |
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551 } |
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552 #ifdef _DEBUG |
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553 RFs myFs; |
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554 (void)myFs.Connect(); |
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555 TSimpleLogger::Dump( aR.ResponseData(), myFs, 1 ); |
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556 myFs.Close(); |
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557 #endif |
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558 } |
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559 CleanupStack::PopAndDestroy( &start ); |
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560 CleanupStack::PopAndDestroy( &boundary ); |
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561 } |
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562 |
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563 // ----------------------------------------------------------------------------- |
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564 // CSimpleSipConnectionObserver::DoIncomingRequestL |
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565 // ----------------------------------------------------------------------------- |
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566 // |
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567 void CSimpleSipConnectionObserver::DoIncomingRequestL( |
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568 CSIPServerTransaction* aTransaction ) |
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569 { |
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570 const CSIPRequestElements* elems = aTransaction->RequestElements(); |
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571 const CSIPContentTypeHeader* contentType = elems->MessageElements(). |
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572 ContentType(); |
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573 |
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574 if( KSimpleMediaType() == contentType->MediaType() && |
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575 KSimpleMediaSubType() == contentType->MediaSubtype() ) |
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576 { |
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577 const CSIPFromHeader* fromHeader = elems->FromHeader(); |
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578 const TDesC8& content = elems->MessageElements().Content(); |
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579 const TDesC8& user = fromHeader->SIPAddress().Uri8().Uri(). |
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580 Extract( EUriUserinfo ); |
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581 const TDesC8& host = fromHeader->SIPAddress().Uri8().Uri(). |
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582 Extract( EUriHost ); |
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583 |
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584 CleanupStack::PushL( aTransaction ); // CS: 1 |
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585 |
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586 HBufC8* from = HBufC8::NewLC( user.Length() + KAt().Length() + |
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587 host.Length() ); // CS: 1 |
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588 from->Des().Copy( user ); |
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589 from->Des().Append( KAt() ); |
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590 from->Des().Append( host ); |
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591 |
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592 CSIPResponseElements* respElem = CSIPResponseElements::NewLC( // CS: 3 |
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593 KSimpleOK, SIPStrings::StringF( SipStrConsts::EPhraseOk ) ); |
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594 |
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595 // Use the transaction to send 200 OK |
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596 aTransaction->SendResponseL( respElem ); |
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597 |
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598 CleanupStack::Pop( respElem ); // CS: 2 |
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599 |
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600 iCallback.HandleReceivedMessage( *from, content ); |
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601 CleanupStack::PopAndDestroy( from ); // CS: 1 |
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602 CleanupStack::Pop( aTransaction ); // CS: 0 |
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603 } |
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604 |
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605 // We no longer need aTransaction. Just delete it. |
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606 delete aTransaction; |
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607 aTransaction = NULL; |
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608 } |
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609 |
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610 // ----------------------------------------------------------------------------- |
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611 // CSimpleSipConnectionObserver::DoIncomingRequestL |
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612 // ----------------------------------------------------------------------------- |
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613 // |
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614 void CSimpleSipConnectionObserver::DoIncomingRequestL ( |
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615 CSIPServerTransaction* aTransaction, |
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616 CSIPDialog& aDialog ) |
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617 { |
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618 // Ownership of aTransaction is transferred. |
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619 CleanupStack::PushL( aTransaction ); |
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620 |
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621 const CSIPRequestElements* reqE = aTransaction->RequestElements(); |
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622 TPtrC8 method = reqE->Method().DesC(); |
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623 |
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624 // search the right request |
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625 CSimpleRequest* req = iCallback.GetdDialogRequest( aDialog ); |
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626 if ( ! req ) |
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627 { |
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628 #ifdef _DEBUG |
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629 TSimpleLogger::Log(_L("SipConnectionObserver: IncomingRequest ERROR **" )); |
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630 #endif |
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631 |
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632 // This is unknown response, send response 481 in order to unsubscribe the dialog. |
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633 // See RFC3265 |
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634 CSIPResponseElements* resE = CSIPResponseElements::NewLC( KSimple481, |
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635 SIPStrings::StringF( SipStrConsts::EPhraseCallTransactionDoesNotExist ) ); |
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636 aTransaction->SendResponseL( resE ); |
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637 // resE ownership is transferred |
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638 CleanupStack::Pop( resE ); |
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639 CleanupStack::PopAndDestroy( aTransaction ); |
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640 return; |
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641 } |
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642 |
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643 // send a response to PA in NOTIFY |
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644 if ( aTransaction->ResponseAllowed() ) |
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645 { |
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646 if ( !method.CompareF( KSimpleNOTIFY )) |
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647 { |
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648 CSIPResponseElements* resE = CSIPResponseElements::NewLC( KSimpleOK, |
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649 SIPStrings::StringF( SipStrConsts::EPhraseOk ) ); |
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650 aTransaction->SendResponseL( resE ); |
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651 // resE ownership is transferred |
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652 CleanupStack::Pop( resE ); |
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653 #ifdef _DEBUG |
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654 TSimpleLogger::Log(_L("SipConnectionObserver: response sent *" )); |
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655 #endif |
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656 } |
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657 } |
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658 |
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659 // Fill the data of the request |
|
660 const CSIPMessageElements& elems = reqE->MessageElements(); |
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661 TRAPD( err, DoHandleSrvrReqContentL( elems, req->Request() )); |
|
662 // Update expires when necessary |
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663 if ( !err ) |
|
664 { |
|
665 // This completes the client request when needed |
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666 TRAP( err, iCallback.HandleDialogRequestL( elems, *req, method )); |
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667 } |
|
668 |
|
669 CleanupStack::PopAndDestroy( aTransaction ); |
|
670 } |
|
671 |
|
672 // ----------------------------------------------------------------------------- |
|
673 // CSimpleSipConnectionObserver::DoIncomingResponse |
|
674 // ----------------------------------------------------------------------------- |
|
675 // |
|
676 void CSimpleSipConnectionObserver::DoIncomingResponse( |
|
677 CSIPClientTransaction& aTransaction) |
|
678 { |
|
679 const CSIPResponseElements* elems = aTransaction.ResponseElements(); |
|
680 // elems ownership is not transferred |
|
681 TUint status = elems->StatusCode(); |
|
682 |
|
683 if ( status >= KSimpleOK ) |
|
684 { |
|
685 // Final response received |
|
686 |
|
687 // Search the right request |
|
688 CSimpleRequest* req = iCallback.GetRequest( aTransaction ); |
|
689 |
|
690 if ( req ) |
|
691 { |
|
692 if( req->Match( CSimpleRequest::EReqSendIM ) ) |
|
693 { |
|
694 TBool isModify = MSimpleEngineRequest::ESendIM == |
|
695 req->Request().RequestType() ? ETrue : EFalse; |
|
696 |
|
697 // Get retry-after header value |
|
698 TUint myRefresh = GetRetryAfter( elems ); |
|
699 req->SetRetryAfter( myRefresh ); |
|
700 |
|
701 TInt retCode = ConvertSipCode( status, myRefresh ? |
|
702 ETrue: EFalse, isModify ); |
|
703 req->SetStatus( status ); |
|
704 req->Request().SetResponseMethod( |
|
705 MSimpleEngineRequest::EStatus ); |
|
706 TInt err( KErrNone ); |
|
707 |
|
708 // Complete the client request and change the request state |
|
709 req->Complete( err ? err : retCode ); |
|
710 } |
|
711 else if ( req->Match( CSimpleRequest::EReqPublish ) ) |
|
712 { |
|
713 TBool isModify = req->Request().RequestType() == |
|
714 MSimpleEngineRequest::EPublishModify ? ETrue : EFalse; |
|
715 |
|
716 // Get retry-after header value |
|
717 TUint myRefresh = GetRetryAfter( elems ); |
|
718 req->SetRetryAfter( myRefresh ); |
|
719 |
|
720 TInt retCode = ConvertSipCode( status, myRefresh ? |
|
721 ETrue: EFalse, isModify ); |
|
722 req->SetStatus( status ); |
|
723 req->Request().SetResponseMethod( |
|
724 MSimpleEngineRequest::EStatus ); |
|
725 |
|
726 // Make response to a client when necessary, i.e. response to |
|
727 // the first PUBLISH. |
|
728 // This handles STOP publish also, since it's |
|
729 // actually a new publish request with expires=0 and ETag. |
|
730 const CSIPMessageElements& mElems = elems->MessageElements(); |
|
731 TInt err( KErrNone ); |
|
732 TRAP( err, iCallback.HandlePublishRespL( mElems, req ) ); |
|
733 // Complete the client request and change the request state |
|
734 req->Complete( err ? err : retCode ); |
|
735 } |
|
736 else |
|
737 { |
|
738 // This is unknown response |
|
739 #ifdef _DEBUG |
|
740 TSimpleLogger::Log( _L("SipConnectionObserver: IncomingResponse IGNORED") ); |
|
741 #endif |
|
742 } |
|
743 } |
|
744 else |
|
745 { |
|
746 // Request not found |
|
747 #ifdef _DEBUG |
|
748 TSimpleLogger::Log( _L("SipConnectionObserver: IncomingResponse IGNORED") ); |
|
749 #endif |
|
750 } |
|
751 } |
|
752 } |
|
753 |
|
754 // ----------------------------------------------------------------------------- |
|
755 // CSimpleSipConnectionObserver::DoIncomingResponse |
|
756 // ----------------------------------------------------------------------------- |
|
757 // |
|
758 void CSimpleSipConnectionObserver::DoIncomingResponse( |
|
759 CSIPClientTransaction& aTransaction, |
|
760 CSIPDialogAssocBase& /*aDialogAssoc*/) |
|
761 { |
|
762 // ownership of elems is not transferred. |
|
763 const CSIPResponseElements* elems = aTransaction.ResponseElements(); |
|
764 if ( !elems ) |
|
765 { |
|
766 return; |
|
767 } |
|
768 // elems ownership is not transferred |
|
769 TUint status = elems->StatusCode(); |
|
770 |
|
771 if ( status >= KSimpleOK ) |
|
772 { |
|
773 // Final response received |
|
774 |
|
775 // search the right request |
|
776 CSimpleRequest* req = iCallback.GetRequest( aTransaction ); |
|
777 if ( ! req ) |
|
778 { |
|
779 #ifdef _DEBUG |
|
780 TSimpleLogger::Log(_L("SipConnectionObserver: Unknown response **" )); |
|
781 #endif |
|
782 // This is unknown response |
|
783 return; |
|
784 } |
|
785 |
|
786 req->SetStatus( status ); |
|
787 |
|
788 // update response method |
|
789 req->Request().SetResponseMethod( MSimpleEngineRequest::EStatus ); |
|
790 req->Complete( ConvertSipCode( status, EFalse, EFalse ) ); |
|
791 |
|
792 } |
|
793 } |
|
794 |
|
795 // ---------------------------------------------------------- |
|
796 // CSimpleSipConnectionObserver::ConvertSipCode |
|
797 // ---------------------------------------------------------- |
|
798 // |
|
799 TInt CSimpleSipConnectionObserver::ConvertSipCode( |
|
800 TUint aSip, TBool aRetryAfter, TBool aPublishModify ) |
|
801 { |
|
802 // The SIP status codes are converted to engine error codes |
|
803 if ( aSip < KSimpleOK ) |
|
804 { |
|
805 return KErrNone; |
|
806 } |
|
807 if ( aPublishModify ) |
|
808 { |
|
809 return ConvertSipModifyCode( aSip ); |
|
810 } |
|
811 switch ( aSip ) |
|
812 { |
|
813 case KSimpleOK: // 200 |
|
814 return KErrNone; |
|
815 case KSimpleAccepted: // 202 |
|
816 return KSimpleErrPending; |
|
817 case 404: // Not Found |
|
818 return KSimpleErrNotFound; |
|
819 case 401: // Unauthorized |
|
820 case 407: // Proxy Authentication Required |
|
821 return KSimpleErrAuthorization; |
|
822 case 302: // Moved Temporarily |
|
823 case 408: // Request Timeout |
|
824 case 412: // Conditional Request Failed, RFC3903 |
|
825 case 480: // Temporarily Unavailable |
|
826 case 481: // Call/Transaction Does Not Exist |
|
827 case 482: // Loop Detected |
|
828 case 483: // Too Many Hops |
|
829 case 486: // Busy Here |
|
830 case 487: // Request Terminated (BYE/CANCEL) ** should not happen |
|
831 case 491: // Request Pending |
|
832 case 503: // Service Unavailable |
|
833 case 504: // Server Time-out |
|
834 return KSimpleErrTemporary; |
|
835 case 413: // Request Entity Too Large |
|
836 if ( aRetryAfter ) |
|
837 { |
|
838 return KSimpleErrTemporary; |
|
839 } |
|
840 else |
|
841 { |
|
842 return KSimpleErrPermanent; |
|
843 } |
|
844 default: |
|
845 return KSimpleErrPermanent; |
|
846 } |
|
847 } |
|
848 |
|
849 // ---------------------------------------------------------- |
|
850 // CSimpleSipConnectionObserver::ConvertSipModifyCode |
|
851 // ---------------------------------------------------------- |
|
852 // |
|
853 TInt CSimpleSipConnectionObserver::ConvertSipModifyCode( |
|
854 TUint aSip ) |
|
855 { |
|
856 // The SIP status codes are converted to engine error codes |
|
857 if ( aSip < KSimpleOK ) |
|
858 { |
|
859 return KErrNone; |
|
860 } |
|
861 switch ( aSip ) |
|
862 { |
|
863 case KSimpleOK: // 200 |
|
864 return KErrNone; |
|
865 case KSimpleAccepted: // 202 |
|
866 return KSimpleErrPending; |
|
867 case 404: // Not Found |
|
868 return KSimpleErrNotFound; |
|
869 case 401: // Unauthorized |
|
870 case 407: // Proxy Authentication Required |
|
871 return KSimpleErrAuthorization; |
|
872 case 400: // Bad request |
|
873 case 408: // Request Time Out |
|
874 case 415: // Unsupported media type |
|
875 case 508: // Server Timed-Out |
|
876 return KSimpleErrTemporary; |
|
877 default: |
|
878 return KSimpleErrPermanent; |
|
879 } |
|
880 } |
|
881 // ---------------------------------------------------------- |
|
882 // CSimpleSipConnectionObserver::GetRetryAfter |
|
883 // ---------------------------------------------------------- |
|
884 // |
|
885 TUint CSimpleSipConnectionObserver::GetRetryAfter( const CSIPResponseElements* aElems ) |
|
886 { |
|
887 TUint ret(0); |
|
888 |
|
889 // aElems must exist |
|
890 const CSIPMessageElements& mes = aElems->MessageElements(); |
|
891 |
|
892 // Scan user headers |
|
893 const RPointerArray<CSIPHeaderBase>& userHs = mes.UserHeaders(); |
|
894 for ( TInt i = 0; i < userHs.Count(); i++ ) |
|
895 { |
|
896 const CSIPHeaderBase* header = userHs[ i ]; |
|
897 if ( header->Name() == SIPStrings::StringF( SipStrConsts::ERetryAfterHeader )) |
|
898 { |
|
899 CSIPRetryAfterHeader* retryH = (CSIPRetryAfterHeader*)header; |
|
900 ret = retryH->RetryAfter(); |
|
901 } |
|
902 else |
|
903 { |
|
904 // We ignore other than Retry-After header |
|
905 } |
|
906 } |
|
907 |
|
908 return ret; |
|
909 } |