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1 // Copyright (c) 2008-2009 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 // cbasehandler.cpp |
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15 // |
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16 // |
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17 /** |
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18 @file |
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19 @internalTechnology |
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20 */ |
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21 |
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22 //System include |
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23 #include <mdns/ccacheentry.h> |
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24 #include <mdns/cdnsmessage.h> |
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25 |
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26 //User Include |
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27 #include "cbasehandler.h" |
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28 __FLOG_STMT(_LIT8(KComponent,"MDNSServer");) |
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29 /* |
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30 * Two phase constructor |
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31 * @param aDnsMessage pointer to DnsMessage which should be sent to the network. |
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32 * @param aTransactionId transaction id |
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33 * @param aTime time at which this message should be scheduled. |
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34 * @Param aSockAddr address to which this should be sent. |
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35 */ |
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36 COutStandingQuery* COutStandingQuery::NewL(CDnsMessage* aDnsMessage,TInt aTransactionId,TTime aTime, TSockAddr aAddr) |
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37 { |
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38 COutStandingQuery* self = new (ELeave) COutStandingQuery(aDnsMessage,aTransactionId, aTime, aAddr); |
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39 CleanupStack::PushL(self); |
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40 self->ConstructL(); |
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41 CleanupStack::Pop(); |
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42 return self; |
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43 } |
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44 |
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45 /* |
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46 * Destructor |
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47 */ |
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48 COutStandingQuery::~COutStandingQuery() |
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49 { |
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50 __FLOG(_L8("COutStandingQuery::~COutStandingQuery- Entry")); |
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51 delete iDnsMessage; |
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52 __FLOG(_L8("COutStandingQuery::~COutStandingQuery- Exit")); |
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53 __FLOG_CLOSE; |
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54 } |
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55 |
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56 /* |
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57 * @return iReviewTime returns the time data is added to queue. |
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58 */ |
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59 TTime COutStandingQuery::GetAddTime() const |
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60 { |
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61 __FLOG(_L8("COutStandingQuery::GetAddTime- Entry")); |
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62 __FLOG(_L8("COutStandingQuery::GetAddTime- Exit")); |
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63 return iReviewTime; |
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64 } |
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65 |
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66 /* |
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67 *Sets the clienhandle (session) which request for the query. |
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68 *@param aHandle Sessionid of the client. |
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69 */ |
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70 void COutStandingQuery::SetClientHandle(TInt aHandle) |
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71 { |
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72 __FLOG(_L8("COutStandingQuery::SetClientHandle- Entry")); |
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73 iClientHandle = aHandle; |
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74 __FLOG(_L8("COutStandingQuery::SetClientHandle- Exit")); |
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75 } |
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76 |
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77 /* |
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78 * @return returns ths transaction id |
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79 */ |
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80 TInt COutStandingQuery::TransactionId()const |
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81 { |
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82 __FLOG(_L8("COutStandingQuery::TransactionId- Entry")); |
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83 return iTransactionID; |
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84 } |
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85 |
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86 /* |
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87 * @return returns the socket address |
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88 */ |
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89 TSockAddr COutStandingQuery::SocketAddress()const |
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90 { |
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91 __FLOG(_L8("COutStandingQuery::SocketAddress- Entry")); |
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92 return iSockAddress; |
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93 } |
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94 |
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95 /* |
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96 * @return iDnsMessage returns the reference to dns message. |
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97 */ |
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98 CDnsMessage& COutStandingQuery::DnsMessage()const |
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99 { |
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100 __FLOG(_L8("COutStandingQuery::DnsMessage- Entry")); |
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101 return *iDnsMessage; |
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102 } |
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103 |
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104 /* |
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105 * Two phase constructor |
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106 */ |
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107 void COutStandingQuery::ConstructL() |
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108 { |
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109 __FLOG_OPEN(KMDNSSubsystem, KComponent); |
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110 } |
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111 |
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112 /* |
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113 * Constructor |
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114 * @param aDnsMessage pointer to DnsMessage which should be sent to the network. |
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115 * @param aTransactionId transaction id |
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116 * @param aTime time at which this message should be scheduled. |
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117 * @Param aSockAddr address to which this should be sent. |
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118 */ |
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119 COutStandingQuery::COutStandingQuery(CDnsMessage* aDnsMessage,TInt aTransactionId,TTime aTime, TSockAddr aAddr): iDnsMessage(aDnsMessage) , iTransactionID(aTransactionId) ,iReviewTime(aTime), iSockAddress(aAddr) |
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120 { |
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121 iClientHandle = 0; |
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122 } |
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123 |
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124 /* |
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125 * @return iClientHandle clinethandle to which request is handled. |
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126 */ |
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127 TInt COutStandingQuery::ClientHandle() const |
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128 { |
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129 __FLOG(_L8("COutStandingQuery::ClientHandle- Entry")); |
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130 return iClientHandle; |
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131 } |
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132 |
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133 /** |
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134 Two phase constructor |
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135 @param aMessageHandler refernce to messagehandler |
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136 @return void |
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137 */ |
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138 CBaseHandler* CBaseHandler::NewL(CMessageHandler& aMessageHandler) |
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139 { |
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140 CBaseHandler* self = new (ELeave)CBaseHandler(aMessageHandler); |
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141 CleanupStack::PushL(self); |
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142 self->ConstructL(); |
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143 CleanupStack::Pop(); |
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144 return self; |
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145 } |
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146 /** |
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147 Destructor |
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148 */ |
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149 CBaseHandler::~CBaseHandler() |
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150 { |
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151 __FLOG(_L8("CBaseHandler::~CBaseHandler - Entry")); |
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152 Cancel(); |
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153 iOutStandingQueryArray.ResetAndDestroy(); |
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154 iOutStandingQueryArray.Close(); |
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155 __FLOG(_L8("CBaseHandler::~CBaseHandler - Exit")); |
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156 __FLOG_CLOSE; |
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157 } |
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158 |
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159 /** |
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160 Constructor |
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161 */ |
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162 CBaseHandler::CBaseHandler(CMessageHandler& aMessageHandler): CTimer(EPriorityStandard),iMessageHandler(aMessageHandler) |
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163 { |
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164 |
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165 CActiveScheduler::Add(this); |
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166 |
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167 } |
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168 /** |
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169 Two phase constructor |
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170 */ |
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171 void CBaseHandler::ConstructL() |
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172 { |
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173 __FLOG_OPEN(KMDNSSubsystem, KComponent); |
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174 __FLOG(_L8("CBaseHandler::Open - Entry")); |
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175 CTimer::ConstructL(); |
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176 __FLOG(_L8("CBaseHandler::Open - Exit")); |
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177 } |
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178 /** |
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179 Constant function returns a reference to messagehandler |
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180 */ |
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181 CMessageHandler& CBaseHandler::MessageHandler()const |
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182 { |
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183 __FLOG(_L8("CBaseHandler::MessageHandler - Entry Exit")); |
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184 return iMessageHandler; |
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185 } |
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186 |
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187 /** |
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188 Handles any incoming packet |
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189 @param aMessage packet recieved form mdns port |
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190 */ |
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191 void CBaseHandler::HandleIncomingPacketL(CDnsMessage& /*aMessage*/, const TSockAddr& /*aAddr*/) |
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192 { |
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193 __FLOG(_L8("CBaseHandler::HandleIncomingPacketL - Entry")); |
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194 //Nothing To do ........... |
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195 __FLOG(_L8("CBaseHandler::HandleIncomingPacketL - Exit")); |
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196 } |
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197 |
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198 /* |
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199 * Wait for 120ms after the query is sent to the network. |
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200 * After 120ms asynchronous request gets complete and will hit this runl |
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201 * server will be notified with the same and it will take care of sending the |
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202 * response back to client. |
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203 */ |
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204 void CBaseHandler::RunL() |
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205 { |
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206 __FLOG(_L8("CBaseHandler::RunL - Entry")); |
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207 COutStandingQuery* query = iOutStandingQueryArray[0]; |
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208 if(0 != query->ClientHandle()) |
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209 { |
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210 MessageHandler().NotifyClientQuery(query->ClientHandle()); |
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211 } |
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212 else |
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213 { |
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214 IsLastTruncated = EFalse; |
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215 } |
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216 iOutStandingQueryArray.Remove(0); |
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217 if(iOutStandingQueryArray.Count()) |
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218 { |
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219 SetActive(); |
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220 const TTime outTime = iOutStandingQueryArray[0]->GetAddTime(); |
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221 At(outTime); |
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222 } |
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223 __FLOG(_L8("CBaseHandler::Open - Exit")); |
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224 delete query; |
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225 } |
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226 |
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227 /* |
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228 * Nothing to do. |
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229 */ |
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230 void CBaseHandler::DoCancel() |
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231 { |
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232 __FLOG(_L8("CBaseHandler::RunL - Exit")); |
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233 } |
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234 |
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235 |
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236 |
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237 |