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1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Name : CSipCSReceiverBase.cpp |
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15 // Part of : SIPServerCore |
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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 #include "CSipCSReceiverBase.h" |
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22 #include "CSipCSReceiveQueue.h" |
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23 #include "CSipCSServerITC.h" |
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24 #include "CSIPCSSerializer.h" |
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25 #include "sipmessage.h" |
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26 #include "siprequest.h" |
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27 #include "SipAssert.h" |
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28 #include "sipinternalerr.h" |
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29 #include "SipLogs.h" |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // CSipCSReceiverBase::ConstructL |
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33 // ----------------------------------------------------------------------------- |
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34 // |
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35 void CSipCSReceiverBase::ConstructL() |
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36 { |
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37 iReceiveQueue = new(ELeave)CSipCSReceiveQueue; |
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38 } |
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39 |
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40 // ----------------------------------------------------------------------------- |
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41 // CSipCSReceiverBase::CSipCSReceiverBase |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 CSipCSReceiverBase::CSipCSReceiverBase(CSipCSServerITC& aITC, |
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45 MSIPSecUser& aSIPSecUser) |
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46 : iITC (aITC), |
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47 iSIPSecUser (aSIPSecUser), |
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48 iClientReadyToReceive (EFalse) |
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49 { |
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50 } |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // CSipCSReceiverBase::~CSipCSReceiverBase |
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54 // ----------------------------------------------------------------------------- |
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55 // |
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56 CSipCSReceiverBase::~CSipCSReceiverBase() |
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57 { |
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58 delete iReceiveQueue; |
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59 } |
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60 |
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61 // ----------------------------------------------------------------------------- |
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62 // CSipCSReceiverBase::WriteSipMessageToClientL |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 void CSipCSReceiverBase::WriteSipMessageToClientL(const RMessage2& aMessage) |
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66 { |
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67 __ASSERT_ALWAYS (!iReceiveQueue->IsEmpty(), User::Leave (KErrNotFound)); |
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68 __ASSERT_ALWAYS (iReceiveQueue->First().Headers() != 0, |
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69 User::Leave (KErrNotFound)); |
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70 __ASSERT_ALWAYS (iReceiveQueue->First().Content() != 0, |
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71 User::Leave (KErrNotFound)); |
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72 |
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73 iITC.WriteL (aMessage, *iReceiveQueue->First().Headers()); |
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74 iITC.WriteL (aMessage, *iReceiveQueue->First().Content(), |
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75 ESipItcArgMessageContent); |
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76 |
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77 iReceiveQueue->RemoveFirst(); |
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78 } |
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79 |
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80 // ----------------------------------------------------------------------------- |
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81 // CSipCSReceiverBase::ClientReadyToReceiveL |
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82 // ----------------------------------------------------------------------------- |
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83 // |
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84 void CSipCSReceiverBase::ClientReadyToReceiveL(const RMessage2& aMessage) |
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85 { |
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86 __ASSERT_ALWAYS (!iClientReadyToReceive, User::Leave (KErrAlreadyExists)); |
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87 |
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88 if (iReceiveQueue->IsEmpty()) |
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89 { |
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90 iClientReadyToReceive = ETrue; |
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91 iReceiveRMessage = aMessage; |
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92 } |
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93 else |
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94 { |
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95 const TSipCSReceiveItem& item = iReceiveQueue->First(); |
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96 TInt error = item.Error(); |
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97 iITC.WriteL (aMessage,item.Ids()); |
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98 if (error == KErrNone || error == KChallengeReceived) |
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99 { |
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100 iITC.WriteL (aMessage,item.BufSizes()); |
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101 } |
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102 else |
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103 { |
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104 iReceiveQueue->RemoveFirst(); |
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105 } |
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106 iITC.Complete (aMessage,error); |
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107 } |
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108 } |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CSipCSReceiverBase::CancelClientReceiveL |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 void CSipCSReceiverBase::CancelClientReceiveL() |
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115 { |
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116 __ASSERT_ALWAYS (iClientReadyToReceive, User::Leave (KErrNotFound)); |
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117 |
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118 iClientReadyToReceive = EFalse; |
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119 iITC.Complete (iReceiveRMessage, KErrCancel); |
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120 } |
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121 |
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122 // ----------------------------------------------------------------------------- |
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123 // CSipCSReceiverBase::AddItemL |
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124 // ----------------------------------------------------------------------------- |
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125 // |
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126 void CSipCSReceiverBase::AddItemL(const TSipCSReceiveItem& aReceiveItem) |
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127 { |
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128 HandleNewReceiveItemL(aReceiveItem); |
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129 } |
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130 |
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131 // ----------------------------------------------------------------------------- |
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132 // CSipCSReceiverBase::TransactionEnded |
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133 // From MTransactionOwner: |
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134 // ----------------------------------------------------------------------------- |
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135 // |
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136 TInt CSipCSReceiverBase::TransactionEnded(TUint32 aIapId, |
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137 TTransactionId aTransactionId, |
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138 TInt aReason) |
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139 { |
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140 TSIPIds ids; |
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141 ids.iIapId = aIapId; |
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142 ids.iRequestId = aTransactionId; |
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143 return ErrorReceived(ids,aReason); |
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144 } |
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145 |
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146 // ----------------------------------------------------------------------------- |
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147 // CSipCSReceiverBase::NextCSeq |
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148 // From MTransactionOwner: |
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149 // ----------------------------------------------------------------------------- |
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150 // |
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151 TInt CSipCSReceiverBase::NextCSeq(TUint& aCSeq) |
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152 { |
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153 aCSeq++; |
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154 return KErrNone; |
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155 } |
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156 |
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157 // ----------------------------------------------------------------------------- |
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158 // CSipCSReceiverBase::SIPSecUser |
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159 // From MTransactionOwner: |
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160 // ----------------------------------------------------------------------------- |
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161 // |
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162 const MSIPSecUser* CSipCSReceiverBase::SIPSecUser() const |
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163 { |
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164 return &(iSIPSecUser); |
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165 } |
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166 |
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167 // ----------------------------------------------------------------------------- |
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168 // CSipCSReceiverBase::SipRequestReceivedL |
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169 // ----------------------------------------------------------------------------- |
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170 // |
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171 void CSipCSReceiverBase::SipRequestReceivedL(TUint32 aIapId, |
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172 TTransactionId aTransactionId, |
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173 CSIPRequest* aRequest) |
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174 { |
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175 TSIPIds ids; |
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176 ids.iIapId = aIapId; |
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177 ids.iRequestId = aTransactionId; |
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178 SipMessageReceivedL(ids,aRequest); |
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179 } |
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180 |
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181 // ----------------------------------------------------------------------------- |
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182 // CSipCSReceiverBase::SipMessageReceivedL |
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183 // ----------------------------------------------------------------------------- |
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184 // |
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185 void CSipCSReceiverBase::SipMessageReceivedL(const TSIPIds& aIds, |
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186 CSIPMessage* aSipMessage) |
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187 { |
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188 __ASSERT_ALWAYS (aSipMessage, User::Leave(KErrArgument)); |
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189 __SIP_MESSAGE_LOG ("ServerCore: ReceiveL",*aSipMessage) |
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190 |
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191 CBufFlat* headers = iITC.Serializer().ExternalizeLC(*aSipMessage); |
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192 HBufC8* content = aSipMessage->TakeContentOwnershipL(); |
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193 CleanupStack::PushL (content); |
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194 TSipCSReceiveItem item(aIds,headers,content,aSipMessage->IsRequest()); |
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195 |
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196 HandleNewReceiveItemL(item); |
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197 |
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198 CleanupStack::Pop(content); |
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199 CleanupStack::Pop(headers); |
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200 delete aSipMessage; |
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201 } |
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202 |
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203 // ----------------------------------------------------------------------------- |
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204 // CSipCSReceiverBase::HandleNewReceiveItemL |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 void CSipCSReceiverBase::HandleNewReceiveItemL(const TSipCSReceiveItem& aItem) |
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208 { |
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209 if (iClientReadyToReceive) |
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210 { |
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211 iITC.WriteL (iReceiveRMessage,aItem.Ids()); |
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212 iITC.WriteL (iReceiveRMessage,aItem.BufSizes()); |
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213 User::LeaveIfError(iReceiveQueue->AddLast(aItem)); |
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214 iITC.Complete (iReceiveRMessage,aItem.Error()); |
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215 iClientReadyToReceive = EFalse; |
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216 } |
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217 else |
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218 { |
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219 User::LeaveIfError(iReceiveQueue->AddLast(aItem)); |
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220 } |
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221 } |
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222 |
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223 // ----------------------------------------------------------------------------- |
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224 // CSipCSReceiverBase::ErrorReceived |
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225 // ----------------------------------------------------------------------------- |
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226 // |
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227 TInt CSipCSReceiverBase::ErrorReceived(const TSIPIds& aIds, TInt aError) |
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228 { |
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229 TInt err = KErrNone; |
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230 if (aError != KErrNone) |
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231 { |
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232 if (iClientReadyToReceive) |
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233 { |
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234 TRAP (err, iITC.WriteL (iReceiveRMessage,aIds)); |
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235 if (err == KErrNone) |
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236 { |
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237 iITC.Complete(iReceiveRMessage,aError); |
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238 iClientReadyToReceive = EFalse; |
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239 } |
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240 } |
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241 else |
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242 { |
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243 TSipCSReceiveItem item(aIds,aError); |
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244 err = iReceiveQueue->AddLast(item); |
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245 } |
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246 if (aError == KErrTimedOut && err == KErrNone) |
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247 { |
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248 // In case a transaction times out before a client |
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249 // has received the SIP request related to the transaction |
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250 // these SIP requests are dropped. |
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251 iReceiveQueue->RemoveSIPRequestsWith(aIds.iRequestId); |
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252 } |
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253 } |
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254 return err; |
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255 } |