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1 /* |
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2 * Copyright (c) 2009 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: General purpose socket implementetion |
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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 // INCLUDE FILES |
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21 #include "Csocket.h" |
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22 #include <es_sock.h> |
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23 #include <in_sock.h> |
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24 #include "CSocketWriter.h" |
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25 #include "Csocketreader.h" |
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26 #include "MSocketObserver.h" |
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27 |
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28 #define DEBUG_FILENAME "IPProxyEngine.log" |
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29 #include "DebugPrint.h" |
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30 |
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31 |
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32 // ============================ MEMBER FUNCTIONS =============================== |
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33 |
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34 // ----------------------------------------------------------------------------- |
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35 // CSocket::CSocket |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 CSocket::CSocket( RSocket* aSocket, TInt aUDPRemotePort /*= -1*/ ) : |
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39 iSocket( aSocket ), |
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40 iHasOwnership( EFalse ), |
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41 iUDPRemotePort( aUDPRemotePort ) |
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42 { |
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43 } |
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44 |
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45 // ----------------------------------------------------------------------------- |
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46 // CSocket::ConstructL |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 void CSocket::ConstructL() |
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50 { |
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51 iSocketWriter = CSocketWriter::NewL( *iSocket, iUDPRemotePort ); |
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52 iSocketWriter->SetObserver( this ); |
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53 iSocketReader = CSocketReader::NewL( *iSocket, iUDPRemotePort ); |
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54 iSocketReader->SetObserver( this ); |
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55 } |
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56 |
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57 // ----------------------------------------------------------------------------- |
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58 // CSocket::NewL |
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59 // ----------------------------------------------------------------------------- |
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60 // |
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61 CSocket* CSocket::NewL( RSocket* aSocket, TInt aUDPRemotePort /*= -1*/ ) |
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62 { |
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63 CSocket* self = CSocket::NewLC( aSocket, aUDPRemotePort ); |
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64 CleanupStack::Pop(); |
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65 |
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66 return self; |
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67 } |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CSocket::NewLC |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 CSocket* CSocket::NewLC( RSocket* aSocket, TInt aUDPRemotePort /*= -1*/ ) |
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74 { |
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75 CSocket* self = new( ELeave ) CSocket( aSocket, aUDPRemotePort ); |
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76 CleanupStack::PushL( self ); |
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77 |
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78 self->ConstructL(); |
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79 return self; |
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80 } |
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81 |
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82 |
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83 // Destructor |
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84 CSocket::~CSocket() |
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85 { |
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86 delete iSocketWriter; |
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87 delete iSocketReader; |
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88 if ( iHasOwnership && iSocket ) |
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89 { |
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90 TRequestStatus status; |
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91 iSocket->Shutdown( RSocket::EImmediate, status ); |
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92 User::WaitForRequest( status ); |
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93 iSocket->Close(); |
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94 delete iSocket; |
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95 } |
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96 } |
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97 |
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98 |
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99 // ----------------------------------------------------------------------------- |
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100 // CSocket::WriteL |
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101 // ----------------------------------------------------------------------------- |
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102 // |
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103 void CSocket::WriteL( const TDesC8& aData ) |
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104 { |
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105 iSocketWriter->IssueWriteL( aData ); |
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106 } |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // CSocket::GetRSocket |
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110 // ----------------------------------------------------------------------------- |
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111 // |
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112 RSocket* CSocket::GetRSocket() |
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113 { |
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114 return iSocket; |
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115 } |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // CSocket::RemotePort |
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119 // ----------------------------------------------------------------------------- |
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120 // |
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121 TUint CSocket::RemotePort() const |
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122 { |
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123 if ( IsUDP() ) |
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124 { |
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125 return iUDPRemotePort; |
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126 } |
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127 else |
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128 { |
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129 TSockAddr addr; |
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130 iSocket->RemoteName( addr ); |
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131 return addr.Port(); |
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132 } |
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133 |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CSocket::LocalPort |
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138 // ----------------------------------------------------------------------------- |
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139 // |
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140 TUint CSocket::LocalPort() const |
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141 { |
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142 return iSocket->LocalPort(); |
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143 } |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // CSocket::SetObserver |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 void CSocket::SetObserver( MSocketObserver* aObserver ) |
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150 { |
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151 iObserver = aObserver; |
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152 } |
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153 |
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154 // ----------------------------------------------------------------------------- |
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155 // CSocket::SetSocketOwnershipMode |
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156 // ----------------------------------------------------------------------------- |
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157 // |
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158 void CSocket::SetSocketOwnershipMode( TBool aHasOwnership ) |
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159 { |
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160 iHasOwnership = aHasOwnership; |
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161 } |
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162 |
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163 // ----------------------------------------------------------------------------- |
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164 // CSocket::IssueRead |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 void CSocket::IssueRead() |
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168 { |
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169 iSocketReader->Start(); |
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170 } |
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171 |
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172 // ----------------------------------------------------------------------------- |
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173 // CSocket::Cancel |
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174 // ----------------------------------------------------------------------------- |
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175 // |
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176 void CSocket::Cancel() |
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177 { |
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178 iSocketReader->Cancel(); |
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179 iSocketWriter->Cancel(); |
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180 } |
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181 |
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182 // ----------------------------------------------------------------------------- |
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183 // CSocket::DataReceivedL |
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184 // ----------------------------------------------------------------------------- |
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185 // |
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186 void CSocket::SocketInfo( TProtocolDesc& aDesc) const |
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187 { |
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188 iSocket->Info( aDesc ); |
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189 } |
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190 |
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191 // ----------------------------------------------------------------------------- |
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192 // CSocket::IsUDP |
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193 // ----------------------------------------------------------------------------- |
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194 // |
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195 TBool CSocket::IsUDP() const |
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196 { |
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197 TProtocolDesc desc; |
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198 iSocket->Info( desc ); |
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199 if ( desc.iProtocol == KProtocolInetUdp && iUDPRemotePort > -1 ) |
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200 { |
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201 return ETrue; |
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202 } |
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203 else |
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204 { |
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205 return EFalse; |
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206 } |
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207 } |
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208 |
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209 // ----------------------------------------------------------------------------- |
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210 // CSocket::DataReceivedL |
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211 // ----------------------------------------------------------------------------- |
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212 // |
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213 void CSocket::DataReceivedL( const TDesC8& aData ) |
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214 { |
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215 iObserver->DataReceivedL( this, aData ); |
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216 } |
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217 |
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218 // ----------------------------------------------------------------------------- |
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219 // CSocket::BufferUnderrunL |
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220 // ----------------------------------------------------------------------------- |
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221 // |
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222 void CSocket::BufferUnderrunL() |
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223 { |
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224 //No implementation |
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225 } |
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226 |
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227 // ----------------------------------------------------------------------------- |
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228 // CSocket::WriterErrorL |
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229 // ----------------------------------------------------------------------------- |
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230 // |
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231 void CSocket::WriterErrorL( TInt aErrorCode ) |
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232 { |
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233 DEBUG_PRINT( DEBUG_STRING( |
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234 "CSocket::WriterErrorL( %d )" ), aErrorCode ); |
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235 |
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236 iObserver->ErrorL( this, aErrorCode ); |
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237 } |
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238 |
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239 // ----------------------------------------------------------------------------- |
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240 // CSocket::ReaderErrorL |
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241 // ----------------------------------------------------------------------------- |
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242 // |
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243 void CSocket::ReaderErrorL( TInt aErrorCode ) |
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244 { |
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245 DEBUG_PRINT( DEBUG_STRING( |
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246 "CSocket::ReaderErrorL( %d ), UDP port=%d" ), aErrorCode, iUDPRemotePort ); |
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247 |
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248 if ( aErrorCode == KErrEof || aErrorCode == KErrCancel || |
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249 aErrorCode == KErrDisconnected || aErrorCode == KErrNotReady ) |
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250 { |
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251 iObserver->DisconnectedL( this ); |
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252 } |
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253 else |
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254 { |
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255 iObserver->ErrorL( this, aErrorCode ); |
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256 } |
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257 } |
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258 |
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259 |
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260 // ----------------------------------------------------------------------------- |
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261 // CSocket::ObserverLeaved |
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262 // ----------------------------------------------------------------------------- |
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263 // |
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264 void CSocket::ObserverLeaved( TInt aLeaveCode ) |
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265 { |
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266 iObserver->ObserverLeaved( this, aLeaveCode ); |
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267 } |
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268 |
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269 |
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270 // End of File |