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1 /* |
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2 * Copyright (c) 2006-2010 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: Utility class for other CDunTransporter classes |
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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 #include <e32base.h> |
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20 #include <e32property.h> |
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21 #include "dundomainpskeys.h" |
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22 #include "DunTransUtils.h" |
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23 #include "DunDataWaiter.h" |
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24 #include "DunUpstream.h" |
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25 #include "DunDownstream.h" |
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26 #include "DunSignalCopy.h" |
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27 #include "DunSignalNotify.h" |
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28 #include "DunNoteHandler.h" |
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29 #include "DunUtils.h" |
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30 #include "DunDebug.h" |
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31 |
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32 // --------------------------------------------------------------------------- |
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33 // Two-phased constructor. |
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34 // --------------------------------------------------------------------------- |
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35 // |
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36 CDunTransUtils* CDunTransUtils::NewL( CDunTransporter& aParent, |
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37 MDunPluginManager* aPluginManager ) |
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38 { |
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39 CDunTransUtils* self = new (ELeave) CDunTransUtils( aParent, |
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40 aPluginManager ); |
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41 CleanupStack::PushL( self ); |
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42 self->ConstructL(); |
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43 CleanupStack::Pop( self ); |
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44 return self; |
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45 } |
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46 |
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47 // --------------------------------------------------------------------------- |
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48 // Destructor. |
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49 // --------------------------------------------------------------------------- |
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50 // |
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51 CDunTransUtils::~CDunTransUtils() |
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52 { |
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53 FTRACE(FPrint( _L("CDunTransUtils::~CDunTransUtils()" ))); |
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54 FTRACE(FPrint( _L("CDunTransUtils::~CDunTransUtils() complete" ))); |
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55 } |
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56 |
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57 // --------------------------------------------------------------------------- |
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58 // CDunTransUtils::CDunTransUtils |
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59 // --------------------------------------------------------------------------- |
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60 // |
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61 CDunTransUtils::CDunTransUtils( CDunTransporter& aParent, |
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62 MDunPluginManager* aPluginManager ) : |
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63 iParent( aParent ), |
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64 iChannelData( aParent.iChannelData ), |
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65 iServAdvData( aParent.iServAdvData ), |
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66 iPluginManager( aPluginManager ) |
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67 { |
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68 } |
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69 |
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70 // --------------------------------------------------------------------------- |
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71 // CDunTransUtils::ConstructL |
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72 // --------------------------------------------------------------------------- |
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73 // |
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74 void CDunTransUtils::ConstructL() |
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75 { |
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76 FTRACE(FPrint( _L("CDunTransUtils::ConstructL()" ))); |
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77 if ( !iPluginManager ) |
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78 { |
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79 User::Leave( KErrGeneral ); |
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80 } |
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81 FTRACE(FPrint( _L("CDunTransUtils::ConstructL() complete" ))); |
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82 } |
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83 |
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84 // --------------------------------------------------------------------------- |
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85 // Manages service advertisement status changes |
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86 // --------------------------------------------------------------------------- |
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87 // |
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88 void CDunTransUtils::ManageAdvertisementStatusChange( TBool aAdvertise, |
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89 TBool aCreation ) |
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90 { |
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91 FTRACE(FPrint( _L("CDunTransUtils::ManageAdvertisementStatusChange()" ))); |
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92 TInt i; |
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93 TInt count; |
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94 iParent.iAdvertise = aAdvertise; |
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95 count = iServAdvData.Count(); |
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96 for ( i=0; i<count; i++ ) |
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97 { |
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98 TDunServAdvData& servAdvData = iServAdvData[i]; |
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99 if ( servAdvData.iServAdvMon ) |
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100 { |
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101 if ( aAdvertise ) |
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102 { |
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103 servAdvData.iServAdvMon->NotifyAdvertisementStart( aCreation ); |
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104 } |
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105 else |
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106 { |
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107 servAdvData.iServAdvMon->NotifyAdvertisementEnd(); |
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108 } |
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109 } |
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110 } |
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111 FTRACE(FPrint( _L("CDunTransUtils::ManageAdvertisementStatusChange() complete" ))); |
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112 } |
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113 |
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114 // --------------------------------------------------------------------------- |
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115 // Creates empty channel data |
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116 // --------------------------------------------------------------------------- |
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117 // |
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118 void CDunTransUtils::CreateEmptyChannelData( TDunChannelData& aChannel ) |
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119 { |
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120 FTRACE(FPrint( _L("CDunTransUtils::CreateEmptyChannelData()" ))); |
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121 aChannel.iNetwork = NULL; |
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122 aChannel.iComm = NULL; |
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123 aChannel.iSocket = NULL; |
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124 aChannel.iChannelName = NULL; |
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125 aChannel.iUpstreamRW = NULL; |
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126 aChannel.iDownstreamRW = NULL; |
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127 aChannel.iBufferUpstream = NULL; |
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128 aChannel.iBufferDownstream = NULL; |
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129 aChannel.iBufferUpPtr = NULL; |
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130 aChannel.iBufferDownPtr = NULL; |
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131 aChannel.iUpstreamSignalCopy = NULL; |
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132 aChannel.iDownstreamSignalCopy = NULL; |
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133 aChannel.iSignalNotify = NULL; |
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134 aChannel.iOwnerUid = TUid::Null(); |
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135 aChannel.iChannelInUse = EFalse; |
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136 FTRACE(FPrint( _L("CDunTransUtils::CreateEmptyChannelData() complete" ))); |
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137 } |
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138 |
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139 // --------------------------------------------------------------------------- |
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140 // Creates new buffer if source buffer defined, otherwise already existing |
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141 // buffer will be used |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 void CDunTransUtils::DoCreateBufferLC( TUint8* aSrcBuffer, |
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145 TPtr8* aSrcPtr, |
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146 TUint8*& aDstBuffer, |
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147 TPtr8*& aDstPtr, |
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148 TInt aBufferLength, |
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149 TInt& aItemsInCs ) |
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150 { |
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151 FTRACE(FPrint( _L("CDunTransUtils::DoCreateBufferLC()" ))); |
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152 TUint8* buffer; |
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153 if ( !aSrcBuffer ) |
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154 { |
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155 buffer = new (ELeave) TUint8[aBufferLength]; |
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156 CleanupStack::PushL( buffer ); |
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157 aItemsInCs++; |
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158 FTRACE(FPrint( _L("CDunTransUtils::DoCreateBufferLC() new created" ))); |
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159 } |
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160 else |
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161 { |
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162 buffer = aSrcBuffer; |
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163 FTRACE(FPrint( _L("CDunTransUtils::DoCreateBufferLC() existing set" ))); |
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164 } |
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165 TPtr8* bufferPtr; |
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166 if ( !aSrcPtr ) |
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167 { |
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168 bufferPtr = new (ELeave) TPtr8( buffer, aBufferLength, aBufferLength ); |
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169 CleanupStack::PushL( bufferPtr ); |
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170 aItemsInCs++; |
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171 FTRACE(FPrint( _L("CDunTransUtils::DoCreateBufferLC() new created" ))); |
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172 } |
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173 else |
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174 { |
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175 bufferPtr = aSrcPtr; |
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176 FTRACE(FPrint( _L("CDunTransUtils::DoCreateBufferLC() existing set" ))); |
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177 } |
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178 aDstBuffer = buffer; |
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179 aDstPtr = bufferPtr; |
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180 FTRACE(FPrint( _L("CDunTransUtils::DoCreateBufferLC() complete" ))); |
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181 } |
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182 |
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183 // --------------------------------------------------------------------------- |
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184 // Creates new signal copy object if source defined, otherwise already |
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185 // existing will be used |
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186 // --------------------------------------------------------------------------- |
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187 // |
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188 void CDunTransUtils::DoCreateSignalCopyLC( CDunSignalCopy* aSrcSignalCopy, |
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189 CDunSignalCopy*& aDstSignalCopy, |
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190 TInt& aItemsInCs ) |
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191 { |
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192 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalCopyLC()" ))); |
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193 CDunSignalCopy* signalCopy; |
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194 if ( !aSrcSignalCopy ) |
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195 { |
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196 signalCopy = CDunSignalCopy::NewL(); |
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197 CleanupStack::PushL( signalCopy ); |
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198 aItemsInCs++; |
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199 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalCopyLC() new created" ))); |
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200 } |
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201 else |
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202 { |
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203 signalCopy = aSrcSignalCopy; |
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204 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalCopyLC() existing set" ))); |
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205 } |
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206 aDstSignalCopy = signalCopy; |
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207 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalCopyLC() complete" ))); |
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208 } |
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209 |
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210 // --------------------------------------------------------------------------- |
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211 // Creates new signal notify object if source defined, otherwise already |
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212 // existing will be used |
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213 // --------------------------------------------------------------------------- |
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214 // |
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215 void CDunTransUtils::DoCreateSignalNotifyLC( |
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216 CDunSignalNotify* aSrcSignalNotify, |
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217 CDunSignalNotify*& aDstSignalNotify, |
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218 TInt& aItemsInCs ) |
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219 { |
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220 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalNotifyLC()" ))); |
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221 CDunSignalNotify* signalNotify; |
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222 if ( !aSrcSignalNotify ) |
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223 { |
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224 signalNotify = CDunSignalNotify::NewL( this ); |
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225 CleanupStack::PushL( signalNotify ); |
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226 aItemsInCs++; |
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227 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalNotifyLC() new created" ))); |
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228 } |
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229 else |
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230 { |
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231 signalNotify = aSrcSignalNotify; |
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232 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalNotifyLC() existing set" ))); |
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233 } |
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234 aDstSignalNotify = signalNotify; |
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235 FTRACE(FPrint( _L("CDunTransUtils::DoCreateSignalNotifyLC() complete" ))); |
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236 } |
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237 |
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238 // --------------------------------------------------------------------------- |
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239 // Creates transfer objects for reader and writer if sources defined, |
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240 // otherwise already existing ones will be used |
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241 // --------------------------------------------------------------------------- |
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242 // |
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243 void CDunTransUtils::DoCreateUpTransferObjectL( CDunUpstream* aSrcReader, |
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244 CDunUpstream*& aDstReader, |
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245 TInt& aItemsInCs ) |
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246 { |
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247 FTRACE(FPrint( _L("CDunTransUtils::DoCreateUpTransferObjectL()" ))); |
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248 CDunUpstream* dunReader; |
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249 if ( !aSrcReader ) |
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250 { |
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251 dunReader = CDunUpstream::NewL( this ); |
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252 CleanupStack::PushL( dunReader ); |
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253 aItemsInCs++; |
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254 FTRACE(FPrint( _L("CDunTransUtils::DoCreateUpTransferObjectL() new created" ))); |
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255 } |
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256 else |
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257 { |
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258 dunReader = aSrcReader; |
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259 FTRACE(FPrint( _L("CDunTransUtils::DoCreateUpTransferObjectL() existing set" ))); |
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260 } |
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261 aDstReader = dunReader; |
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262 FTRACE(FPrint( _L("CDunTransUtils::DoCreateUpTransferObjectL() complete" ))); |
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263 } |
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264 |
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265 // --------------------------------------------------------------------------- |
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266 // Creates transfer objects for reader and writer if sources defined, |
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267 // otherwise already existing ones will be used |
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268 // --------------------------------------------------------------------------- |
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269 // |
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270 void CDunTransUtils::DoCreateDownTransferObjectL( CDunDownstream* aSrcReader, |
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271 CDunDownstream*& aDstReader, |
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272 TInt& aItemsInCs ) |
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273 { |
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274 FTRACE(FPrint( _L("CDunTransUtils::DoCreateDownTransferObjectL()" ))); |
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275 CDunDownstream* dunReader; |
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276 if ( !aSrcReader ) |
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277 { |
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278 dunReader = CDunDownstream::NewL( this ); |
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279 CleanupStack::PushL( dunReader ); |
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280 aItemsInCs++; |
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281 FTRACE(FPrint( _L("CDunTransUtils::DoCreateDownTransferObjectL() new created" ))); |
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282 } |
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283 else |
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284 { |
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285 dunReader = aSrcReader; |
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286 FTRACE(FPrint( _L("CDunTransUtils::DoCreateDownTransferObjectL() existing set" ))); |
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287 } |
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288 aDstReader = dunReader; |
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289 FTRACE(FPrint( _L("CDunTransUtils::DoCreateDownTransferObjectL() complete" ))); |
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290 } |
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291 |
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292 // --------------------------------------------------------------------------- |
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293 // Resets/frees network data of aIndex:th channel |
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294 // --------------------------------------------------------------------------- |
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295 // |
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296 TInt CDunTransUtils::DeleteOneNetworkData( TInt aIndex ) |
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297 { |
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298 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneNetworkData()" ))); |
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299 |
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300 if ( aIndex < 0 || |
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301 aIndex >= iChannelData.Count() ) |
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302 { |
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303 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneNetworkData (not found) complete" ))); |
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304 return KErrNotFound; |
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305 } |
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306 |
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307 TDunChannelData& channelData = iChannelData[aIndex]; |
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308 if ( !channelData.iChannelInUse ) |
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309 { |
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310 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneNetworkData() (channel not found) complete" ), aIndex)); |
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311 return KErrGeneral; |
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312 } |
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313 |
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314 // channelData.iDownstreamSignalCopy may or may not exist (optional) |
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315 // channelData.iSignalNotify may or may not exist (optional) |
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316 delete channelData.iDownstreamSignalCopy; |
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317 channelData.iDownstreamSignalCopy = NULL; |
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318 delete channelData.iSignalNotify; |
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319 channelData.iSignalNotify = NULL; |
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320 delete channelData.iDownstreamRW; |
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321 channelData.iDownstreamRW = NULL; |
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322 |
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323 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneNetworkData complete()" ))); |
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324 return KErrNone; |
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325 } |
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326 |
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327 // --------------------------------------------------------------------------- |
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328 // Resets/frees network data of aIndex:th channel |
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329 // --------------------------------------------------------------------------- |
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330 // |
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331 TInt CDunTransUtils::DeleteOneLocalData( TInt aIndex ) |
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332 { |
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333 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneLocalData()" ))); |
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334 |
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335 if ( aIndex < 0 || |
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336 aIndex >= iChannelData.Count() ) |
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337 { |
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338 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneLocalData() (not found) complete" ))); |
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339 return KErrNotFound; |
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340 } |
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341 |
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342 TDunChannelData& channelData = iChannelData[aIndex]; |
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343 if ( !channelData.iChannelInUse ) |
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344 { |
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345 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneLocalData() (channel not found) complete" ), aIndex)); |
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346 return KErrGeneral; |
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347 } |
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348 |
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349 // channelData.iUpstreamSignalCopy may or may not exist (optional) |
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350 delete channelData.iUpstreamSignalCopy; |
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351 channelData.iUpstreamSignalCopy = NULL; |
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352 delete channelData.iUpstreamRW; |
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353 channelData.iUpstreamRW = NULL; |
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354 |
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355 FTRACE(FPrint( _L("CDunTransUtils::DeleteOneLocalData() complete" ))); |
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356 return KErrNone; |
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357 } |
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358 |
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359 // --------------------------------------------------------------------------- |
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360 // Deletes buffering objects of aIndex:th channel |
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361 // --------------------------------------------------------------------------- |
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362 // |
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363 TInt CDunTransUtils::DeleteBuffering( TInt aIndex ) |
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364 { |
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365 FTRACE(FPrint( _L("CDunTransUtils::DeleteBuffering()" ))); |
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366 |
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367 if ( aIndex < 0 || |
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368 aIndex >= iChannelData.Count() ) |
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369 { |
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370 FTRACE(FPrint( _L("CDunTransUtils::DeleteBuffering() (not found) complete" ))); |
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371 return KErrNotFound; |
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372 } |
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373 TDunChannelData& channelData = iChannelData[aIndex]; |
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374 if ( !channelData.iChannelInUse ) |
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375 { |
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376 FTRACE(FPrint( _L("CDunTransUtils::DeleteBuffering() (channel not found) complete" ), aIndex)); |
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377 return KErrGeneral; |
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378 } |
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379 |
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380 delete channelData.iChannelName; |
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381 channelData.iChannelName = NULL; |
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382 delete channelData.iBufferUpstream; |
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383 channelData.iBufferUpstream = NULL; |
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384 delete channelData.iBufferDownstream; |
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385 channelData.iBufferDownstream = NULL; |
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386 delete channelData.iBufferUpPtr; |
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387 channelData.iBufferUpPtr = NULL; |
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388 delete channelData.iBufferDownPtr; |
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389 channelData.iBufferDownPtr = NULL; |
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390 |
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391 FTRACE(FPrint( _L("CDunTransUtils::DeleteBuffering() complete" ))); |
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392 return KErrNone; |
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393 } |
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394 |
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395 // --------------------------------------------------------------------------- |
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396 // Initializes first free channel |
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397 // --------------------------------------------------------------------------- |
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398 // |
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399 TInt CDunTransUtils::InitializeFirstFreeChannel( TConnId aLocalIdNew ) |
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400 { |
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401 FTRACE(FPrint( _L("CDunTransUtils::InitializeFirstFreeChannel()" ))); |
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402 TInt i; |
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403 TInt count; |
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404 TInt retTemp; |
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405 TInt firstFree = KErrNotFound; |
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406 count = iChannelData.Count(); |
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407 for ( i=0; i<count; i++ ) |
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408 { |
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409 TDunChannelData& channelData = iChannelData[i]; |
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410 if ( channelData.iComm==aLocalIdNew || |
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411 channelData.iSocket==aLocalIdNew ) |
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412 { |
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413 FTRACE(FPrint( _L("CDunTransUtils::InitializeFirstFreeChannel() (already exists) complete" ))); |
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414 return KErrAlreadyExists; |
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415 } |
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416 if ( !channelData.iChannelInUse && firstFree==KErrNotFound ) |
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417 { |
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418 firstFree = i; |
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419 // no "break" here since KErrAlreadyExists needs to be checked |
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420 } |
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421 } |
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422 if ( firstFree >= 0 ) |
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423 { |
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424 FTRACE(FPrint( _L("CDunTransUtils::InitializeFirstFreeChannel() complete" ))); |
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425 return i; |
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426 } |
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427 // Free channel not found, now create new if possible |
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428 TDunChannelData emptyChannel; |
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429 CreateEmptyChannelData( emptyChannel ); |
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430 retTemp = iChannelData.Append( emptyChannel ); |
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431 if ( retTemp != KErrNone ) |
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432 { |
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433 FTRACE(FPrint( _L("CDunTransUtils::InitializeFirstFreeChannel() (append failed!) complete" ))); |
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434 return retTemp; |
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435 } |
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436 FTRACE(FPrint( _L("CDunTransUtils::InitializeFirstFreeChannel() complete" ))); |
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437 return i; |
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438 } |
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439 |
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440 // --------------------------------------------------------------------------- |
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441 // From class MDunTransporterUtility. |
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442 // Allocates a channel by creating and setting local media independent |
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443 // objects |
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444 // This is a common method used by exported local media dependent methods |
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445 // --------------------------------------------------------------------------- |
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446 // |
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447 void CDunTransUtils::DoAllocateChannelL( RComm* aComm, |
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448 TInt& aBufferLength, |
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449 TInt aFirstFree, |
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450 MDunBufferCorrection* aCorrection ) |
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451 { |
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452 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL()" ))); |
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453 TInt retTemp; |
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454 TInt itemsInCs = 0; |
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455 |
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456 if ( !iParent.iNetwork ) |
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457 { |
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458 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() (iNetwork) not initialized!" ))); |
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459 User::Leave( KErrGeneral ); |
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460 } |
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461 |
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462 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() aFirstFree = %d" ), aFirstFree)); |
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463 |
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464 // Allocate network channel |
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465 RComm* networkEntity; |
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466 retTemp = iParent.iNetwork->AllocateChannel( networkEntity ); |
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467 if ( retTemp != KErrNone ) |
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468 { |
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469 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() network allocation failed" ))); |
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470 if ( retTemp == KErrTooBig ) |
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471 { |
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472 // Start to show note |
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473 if ( iParent.iNoteHandler ) |
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474 { |
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475 iParent.iNoteHandler->IssueRequest(); |
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476 } |
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477 // Set flag to indicate that advertisement is not possible anymore |
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478 ManageAdvertisementStatusChange( EFalse ); |
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479 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() (too big) complete" ))); |
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480 User::Leave( KErrTooBig ); |
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481 } |
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482 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() (ERROR) complete" ))); |
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483 User::Leave( KErrGeneral ); |
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484 } |
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485 |
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486 TInt currentLength = networkEntity->ReceiveBufferLength(); |
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487 TInt newLength = currentLength; |
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488 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() buffer length before = %d" ), currentLength)); |
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489 if ( aCorrection ) |
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490 { |
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491 // Get network side buffer length and request change if required. |
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492 // Check "newlength>currentLength" here as it is not possible to |
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493 // increase Dataport's buffer length |
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494 newLength = aCorrection->NotifyBufferCorrection( currentLength ); |
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495 if ( newLength<=0 || newLength>currentLength ) |
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496 { |
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497 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() unknown buffer length" ))); |
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498 User::Leave( KErrGeneral ); |
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499 } |
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500 // It is not possible to set Dataport side receive buffer length to any |
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501 // arbitrary value (currently only 8kB..20kB are supported but that |
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502 // can't be queried via an API). So here only default buffer size will |
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503 // be used from Dataport while this component's local buffering uses |
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504 // Dataport's default buffer size if not adjusted via plugin side. |
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505 // NOTE: If Dataport side starts to support arbitrary receive buffer |
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506 // size, it should be changed here if newLength != currentLength. |
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507 } |
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508 aBufferLength = newLength; |
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509 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() buffer length after = %d" ), newLength)); |
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510 |
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511 // Get channel data |
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512 |
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513 TDunChannelData& channelData = iChannelData[aFirstFree]; |
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514 |
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515 // Create buffers and set length |
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516 |
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517 TUint8* bufferUpstream; |
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518 TPtr8* bufferUpPtr; |
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519 DoCreateBufferLC( channelData.iBufferUpstream, |
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520 channelData.iBufferUpPtr, |
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521 bufferUpstream, |
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522 bufferUpPtr, |
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523 newLength, |
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524 itemsInCs ); |
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525 |
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526 TUint8* bufferDownstream; |
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527 TPtr8* bufferDownPtr; |
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528 DoCreateBufferLC( channelData.iBufferDownstream, |
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529 channelData.iBufferDownPtr, |
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530 bufferDownstream, |
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531 bufferDownPtr, |
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532 newLength, |
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533 itemsInCs ); |
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534 |
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535 // Create signal copy objects |
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536 |
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537 CDunSignalCopy* upstreamCopy = channelData.iUpstreamSignalCopy; |
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538 CDunSignalCopy* downstreamCopy = channelData.iDownstreamSignalCopy; |
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539 if ( aComm ) |
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540 { |
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541 DoCreateSignalCopyLC( channelData.iUpstreamSignalCopy, |
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542 upstreamCopy, |
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543 itemsInCs ); |
|
544 DoCreateSignalCopyLC( channelData.iDownstreamSignalCopy, |
|
545 downstreamCopy, |
|
546 itemsInCs ); |
|
547 retTemp = upstreamCopy->SetMedia( aComm, |
|
548 networkEntity, |
|
549 EDunStreamTypeUpstream ); |
|
550 if ( retTemp != KErrNone ) |
|
551 { |
|
552 delete upstreamCopy; |
|
553 upstreamCopy = NULL; |
|
554 } |
|
555 retTemp = downstreamCopy->SetMedia( aComm, |
|
556 networkEntity, |
|
557 EDunStreamTypeDownstream ); |
|
558 if ( retTemp != KErrNone ) |
|
559 { |
|
560 delete downstreamCopy; |
|
561 downstreamCopy = NULL; |
|
562 } |
|
563 } |
|
564 |
|
565 // Create signal notify objects |
|
566 |
|
567 CDunSignalNotify* signalNotify = channelData.iSignalNotify; |
|
568 if ( !aComm ) // RSocket |
|
569 { |
|
570 DoCreateSignalNotifyLC( channelData.iSignalNotify, |
|
571 signalNotify, |
|
572 itemsInCs ); |
|
573 retTemp = signalNotify->SetMedia( networkEntity ); |
|
574 if ( retTemp != KErrNone ) |
|
575 { |
|
576 delete signalNotify; |
|
577 signalNotify = NULL; |
|
578 } |
|
579 } |
|
580 |
|
581 // Create upstream objects |
|
582 |
|
583 CDunUpstream* upstreamRW; |
|
584 DoCreateUpTransferObjectL( channelData.iUpstreamRW, |
|
585 upstreamRW, |
|
586 itemsInCs ); |
|
587 upstreamRW->SetBuffering( bufferUpPtr ); |
|
588 upstreamRW->SetMedia( networkEntity, EDunMediaContextNetwork ); |
|
589 upstreamRW->SetActivityCallback( this ); |
|
590 |
|
591 // Create downstream objects |
|
592 |
|
593 CDunDownstream* downstreamRW; |
|
594 DoCreateDownTransferObjectL( channelData.iDownstreamRW, |
|
595 downstreamRW, |
|
596 itemsInCs ); |
|
597 downstreamRW->SetBuffering( bufferDownPtr ); |
|
598 downstreamRW->SetMedia( networkEntity, EDunMediaContextNetwork ); |
|
599 |
|
600 // Save values |
|
601 |
|
602 channelData.iNetwork = networkEntity; |
|
603 channelData.iUpstreamRW = upstreamRW; |
|
604 channelData.iDownstreamRW = downstreamRW; |
|
605 channelData.iBufferUpstream = bufferUpstream; |
|
606 channelData.iBufferDownstream = bufferDownstream; |
|
607 channelData.iBufferUpPtr = bufferUpPtr; |
|
608 channelData.iBufferDownPtr = bufferDownPtr; |
|
609 channelData.iUpstreamSignalCopy = upstreamCopy; |
|
610 channelData.iDownstreamSignalCopy = downstreamCopy; |
|
611 channelData.iSignalNotify = signalNotify; |
|
612 |
|
613 CleanupStack::Pop( itemsInCs ); |
|
614 |
|
615 // Set flag to indicate that advertisement is now possible |
|
616 ManageAdvertisementStatusChange( ETrue, ETrue ); |
|
617 |
|
618 FTRACE(FPrint( _L("CDunTransUtils::DoAllocateChannelL() complete" ))); |
|
619 } |
|
620 |
|
621 // --------------------------------------------------------------------------- |
|
622 // From class MDunTransporterUtility. |
|
623 // Adds connection monitor callback for either local media or network side |
|
624 // by connection ID |
|
625 // Connection monitor will be added to aIndex:th endpoint |
|
626 // --------------------------------------------------------------------------- |
|
627 // |
|
628 TInt CDunTransUtils::DoAddConnMonCallback( TInt aIndex, |
|
629 MDunConnMon* aCallback, |
|
630 TDunDirection aDirection, |
|
631 TBool aSignal ) |
|
632 { |
|
633 FTRACE(FPrint( _L("CDunTransUtils::DoAddConnMonCallback()" ))); |
|
634 |
|
635 if ( !iParent.iNetwork ) |
|
636 { |
|
637 FTRACE(FPrint( _L("CDunTransUtils::DoAddConnMonCallback() (iNetwork) not initialized!" ))); |
|
638 return KErrGeneral; |
|
639 } |
|
640 |
|
641 if ( aIndex < 0 || |
|
642 aIndex >= iChannelData.Count() ) |
|
643 { |
|
644 FTRACE(FPrint( _L("CDunTransUtils::DoAddConnMonCallback() (not found) complete" ))); |
|
645 return KErrNotFound; |
|
646 } |
|
647 |
|
648 TDunChannelData& channelData = iChannelData[aIndex]; |
|
649 |
|
650 // Get upstream and downstream |
|
651 CDunUpstream* upstream = channelData.iUpstreamRW; |
|
652 CDunDownstream* downstream = channelData.iDownstreamRW; |
|
653 |
|
654 if ( aDirection == EDunReaderUpstream ) |
|
655 { |
|
656 // Initialize stream for AT parsing (ignore errors) |
|
657 upstream->InitializeForAtParsing( downstream, |
|
658 channelData.iChannelName, |
|
659 upstream, |
|
660 downstream ); |
|
661 downstream->InitializeForDataPushing( upstream ); |
|
662 } |
|
663 |
|
664 // Get stream type and operation type |
|
665 |
|
666 TDunStreamType streamType = |
|
667 static_cast<TDunStreamType>( aDirection & KDunStreamTypeMask ); |
|
668 TDunOperationType operationType = |
|
669 static_cast<TDunOperationType>( aDirection & KDunOperationTypeMask ); |
|
670 |
|
671 if ( streamType == EDunStreamTypeUpstream ) |
|
672 { |
|
673 // If signal copy object(s) exist then add RunL error monitoring for them |
|
674 if ( channelData.iUpstreamSignalCopy ) // optional |
|
675 { |
|
676 // Add callback (ignore errors) |
|
677 channelData.iUpstreamSignalCopy->AddCallback( aCallback ); |
|
678 } |
|
679 } |
|
680 else if ( streamType == EDunStreamTypeDownstream ) |
|
681 { |
|
682 // If signal copy object(s) exist then add RunL error monitoring for them |
|
683 if ( channelData.iDownstreamSignalCopy ) // optional |
|
684 { |
|
685 // Add callback (ignore errors) |
|
686 channelData.iDownstreamSignalCopy->AddCallback( aCallback ); |
|
687 } |
|
688 } |
|
689 else |
|
690 { |
|
691 FTRACE(FPrint( _L("CDunTransUtils::DoAddConnMonCallback() (stream) not initialized!" ) )); |
|
692 return KErrGeneral; |
|
693 } |
|
694 |
|
695 // Set signal notify callback |
|
696 |
|
697 if ( aSignal && aDirection==EDunReaderDownstream ) |
|
698 { |
|
699 if ( !channelData.iSignalNotify ) |
|
700 { |
|
701 FTRACE(FPrint( _L("CDunTransUtils::DoAddConnMonCallback() (iSignalNotify) not initialized" ))); |
|
702 return KErrGeneral; |
|
703 } |
|
704 // Add callback (ignore errors) |
|
705 channelData.iSignalNotify->AddCallback( aCallback ); |
|
706 } |
|
707 |
|
708 // Add callback (ignore errors) |
|
709 if ( streamType == EDunStreamTypeUpstream ) |
|
710 { |
|
711 upstream->AddConnMonCallback( aCallback, operationType ); |
|
712 } |
|
713 else // streamType == EDunStreamTypeDownstream |
|
714 { |
|
715 downstream->AddConnMonCallback( aCallback, operationType ); |
|
716 } |
|
717 |
|
718 FTRACE(FPrint( _L("CDunTransUtils::DoAddConnMonCallback() complete" ))); |
|
719 return KErrNone; |
|
720 } |
|
721 |
|
722 // --------------------------------------------------------------------------- |
|
723 // From class MDunTransporterUtility. |
|
724 // Adds error to consider as no error condition when doing any of the four |
|
725 // endpoint's read/writer operation |
|
726 // Error will be added to aIndex:th endpoint |
|
727 // --------------------------------------------------------------------------- |
|
728 // |
|
729 TInt CDunTransUtils::DoAddSkippedError( TInt aIndex, |
|
730 TInt aError, |
|
731 TDunDirection aDirection ) |
|
732 { |
|
733 FTRACE(FPrint( _L("CDunTransUtils::AddOneSkippedError" ) )); |
|
734 if ( aIndex < 0 || |
|
735 aIndex >= iChannelData.Count() ) |
|
736 { |
|
737 FTRACE(FPrint( _L("CDunTransUtils::DoAddSkippedError() (not found) complete" ))); |
|
738 return KErrNotFound; |
|
739 } |
|
740 TDunChannelData& channelData = iChannelData[aIndex]; |
|
741 if ( !channelData.iChannelInUse ) |
|
742 { |
|
743 FTRACE(FPrint( _L("CDunTransUtils::DoAddSkippedError() (channel not found) complete" ), aIndex)); |
|
744 return KErrGeneral; |
|
745 } |
|
746 |
|
747 if ( aDirection != EDunReaderUpstream && |
|
748 aDirection != EDunWriterUpstream && |
|
749 aDirection != EDunReaderDownstream && |
|
750 aDirection != EDunWriterDownstream ) |
|
751 { |
|
752 FTRACE(FPrint( _L("CDunTransUtils::DoAddSkippedError() (ERROR) added" ) )); |
|
753 return KErrNotSupported; |
|
754 } |
|
755 |
|
756 TDunStreamType streamType = |
|
757 static_cast<TDunStreamType>( aDirection & KDunStreamTypeMask ); |
|
758 TDunOperationType operationType = |
|
759 static_cast<TDunOperationType>( aDirection & KDunOperationTypeMask ); |
|
760 |
|
761 if ( streamType != EDunStreamTypeUpstream && |
|
762 streamType != EDunStreamTypeDownstream ) |
|
763 { |
|
764 FTRACE(FPrint( _L("CDunTransUtils::DoAddSkippedError() (stream) not initialized!" ) )); |
|
765 return KErrGeneral; |
|
766 } |
|
767 |
|
768 // Add skipped error (ignore errors) |
|
769 |
|
770 if ( streamType == EDunStreamTypeUpstream ) |
|
771 { |
|
772 channelData.iUpstreamRW->AddSkippedError( aError, operationType ); |
|
773 } |
|
774 else if ( streamType == EDunStreamTypeDownstream ) |
|
775 { |
|
776 channelData.iDownstreamRW->AddSkippedError( aError, operationType ); |
|
777 } |
|
778 else |
|
779 { |
|
780 FTRACE(FPrint( _L("CDunTransUtils::DoAddSkippedError() (stream) not initialized!" ) )); |
|
781 return KErrGeneral; |
|
782 } |
|
783 |
|
784 FTRACE(FPrint( _L("CDunTransUtils::DoAddSkippedError() complete" ) )); |
|
785 return KErrNone; |
|
786 } |
|
787 |
|
788 // --------------------------------------------------------------------------- |
|
789 // From class MDunTransporterUtility. |
|
790 // Issues transfers requests for aIndex:th transfer objects |
|
791 // --------------------------------------------------------------------------- |
|
792 // |
|
793 TInt CDunTransUtils::DoIssueTransferRequests( TInt aIndex ) |
|
794 { |
|
795 FTRACE(FPrint( _L("CDunTransUtils::DoIssueTransferRequests()" ))); |
|
796 if ( aIndex < 0 || |
|
797 aIndex >= iChannelData.Count() ) |
|
798 { |
|
799 FTRACE(FPrint( _L("CDunTransUtils::DoIssueTransferRequests() (not found) complete" ))); |
|
800 return KErrNotFound; |
|
801 } |
|
802 TDunChannelData& channelData = iChannelData[aIndex]; |
|
803 if ( !channelData.iChannelInUse ) |
|
804 { |
|
805 FTRACE(FPrint( _L("CDunTransUtils::DoIssueTransferRequests() (channel not found) complete" ), aIndex)); |
|
806 return KErrGeneral; |
|
807 } |
|
808 |
|
809 if ( !channelData.iUpstreamRW ) |
|
810 { |
|
811 FTRACE(FPrint( _L("CDunTransUtils::DoIssueTransferRequests() (iUpstreamRW) not initialized!" ))); |
|
812 return KErrGeneral; |
|
813 } |
|
814 if ( !channelData.iDownstreamRW ) |
|
815 { |
|
816 FTRACE(FPrint( _L("CDunTransUtils::DoIssueTransferRequests() (iDownstreamRW) not initialized!" ))); |
|
817 return KErrGeneral; |
|
818 } |
|
819 |
|
820 // Below issuing requests on signal objects (CDunSignalCopy, |
|
821 // CDunSignalNotify) before issuing request on read/write objects |
|
822 // (CDunUpstream/CDunDownstream). This is to guarantee that if signals are |
|
823 // already set in local media side then they will be copied to network side |
|
824 // before data. |
|
825 |
|
826 if ( channelData.iUpstreamSignalCopy ) // optional (RComm) |
|
827 { |
|
828 channelData.iUpstreamSignalCopy->IssueRequest(); |
|
829 } |
|
830 if ( channelData.iDownstreamSignalCopy ) // optional (RComm) |
|
831 { |
|
832 channelData.iDownstreamSignalCopy->IssueRequest(); |
|
833 } |
|
834 if ( channelData.iSignalNotify ) // optional (RSocket) |
|
835 { |
|
836 channelData.iSignalNotify->IssueRequest(); |
|
837 } |
|
838 channelData.iUpstreamRW->StartStream(); |
|
839 channelData.iDownstreamRW->StartStream(); |
|
840 |
|
841 FTRACE(FPrint( _L("CDunTransUtils::DoIssueTransferRequests() complete" ))); |
|
842 return KErrNone; |
|
843 } |
|
844 |
|
845 // --------------------------------------------------------------------------- |
|
846 // From class MDunTransporterUtility. |
|
847 // Stops transfers for aIndex:th transfer objects |
|
848 // --------------------------------------------------------------------------- |
|
849 // |
|
850 TInt CDunTransUtils::DoStopTransfers( TInt aIndex ) |
|
851 { |
|
852 FTRACE(FPrint( _L("CDunTransUtils::DoStopTransfers()" ))); |
|
853 if ( aIndex < 0 || |
|
854 aIndex >= iChannelData.Count() ) |
|
855 { |
|
856 FTRACE(FPrint( _L("CDunTransUtils::DoStopTransfers() (not found) complete" ))); |
|
857 return KErrNotFound; |
|
858 } |
|
859 |
|
860 TDunChannelData& channelData = iChannelData[aIndex]; |
|
861 if ( !channelData.iChannelInUse ) |
|
862 { |
|
863 FTRACE(FPrint( _L("CDunTransUtils::DoStopTransfers() (channel not found) complete" ), aIndex)); |
|
864 return KErrGeneral; |
|
865 } |
|
866 |
|
867 if ( !channelData.iUpstreamRW ) |
|
868 { |
|
869 FTRACE(FPrint( _L("CDunTransUtils::DoStopTransfers() (iUpstreamRW) not initialized!" ))); |
|
870 return KErrGeneral; |
|
871 } |
|
872 if ( !channelData.iDownstreamRW ) |
|
873 { |
|
874 FTRACE(FPrint( _L("CDunTransUtils::DoStopTransfers() (iDownstreamRW) not initialized!" ))); |
|
875 return KErrGeneral; |
|
876 } |
|
877 |
|
878 // Now stop operation of signal objects (CDunSignalCopy, CDunSignalNotify) |
|
879 // before stopping operation on read/write objects (CDunUpstream/ |
|
880 // CDunDownstream). This is to ensure that signals don't change after |
|
881 // stopping read/write which in turn could cause problems. |
|
882 |
|
883 if ( channelData.iUpstreamSignalCopy ) // optional (RComm) |
|
884 { |
|
885 channelData.iUpstreamSignalCopy->Stop(); |
|
886 } |
|
887 if ( channelData.iDownstreamSignalCopy ) // optional (RComm) |
|
888 { |
|
889 channelData.iDownstreamSignalCopy->Stop(); |
|
890 } |
|
891 if ( channelData.iSignalNotify ) // optional (RSocket) |
|
892 { |
|
893 channelData.iSignalNotify->Stop(); |
|
894 } |
|
895 channelData.iUpstreamRW->Stop(); |
|
896 channelData.iDownstreamRW->Stop(); |
|
897 |
|
898 FTRACE(FPrint( _L("CDunTransUtils::DoStopTransfers() complete" ))); |
|
899 return KErrNone; |
|
900 } |
|
901 |
|
902 // --------------------------------------------------------------------------- |
|
903 // From class MDunTransporterUtility. |
|
904 // Free aIndex:th channel's objects |
|
905 // --------------------------------------------------------------------------- |
|
906 // |
|
907 TInt CDunTransUtils::DoFreeChannel( TInt aIndex ) |
|
908 { |
|
909 FTRACE(FPrint( _L("CDunTransUtils::DoFreeChannel()" ))); |
|
910 |
|
911 TDunChannelData& channelData = iChannelData[aIndex]; |
|
912 if ( aIndex < 0 || |
|
913 aIndex >= iChannelData.Count() ) |
|
914 { |
|
915 FTRACE(FPrint( _L("CDunTransUtils::DoFreeChannel (not found) complete" ))); |
|
916 return KErrNotFound; |
|
917 } |
|
918 if ( !channelData.iChannelInUse ) |
|
919 { |
|
920 FTRACE(FPrint( _L("CDunTransUtils::DoFreeChannel (already free) complete" ))); |
|
921 return KErrNone; |
|
922 } |
|
923 if ( !iParent.iNetwork ) |
|
924 { |
|
925 FTRACE(FPrint( _L("CDunTransUtils::DoFreeChannel (iNetwork) not initialized!" ))); |
|
926 return KErrGeneral; |
|
927 } |
|
928 |
|
929 DoStopTransfers( aIndex ); |
|
930 DeleteOneNetworkData( aIndex ); |
|
931 DeleteOneLocalData( aIndex ); |
|
932 DeleteBuffering( aIndex ); |
|
933 |
|
934 iParent.iNetwork->FreeChannel( channelData.iNetwork ); |
|
935 |
|
936 channelData.iNetwork = NULL; |
|
937 channelData.iComm = NULL; |
|
938 channelData.iSocket = NULL; |
|
939 channelData.iChannelInUse = EFalse; |
|
940 |
|
941 // If note exist then stop it now as no reason to show it anymore |
|
942 if ( iParent.iNoteHandler ) |
|
943 { |
|
944 iParent.iNoteHandler->Stop(); |
|
945 } |
|
946 // Set flag to indicate that advertisement is now possible |
|
947 ManageAdvertisementStatusChange( ETrue, EFalse ); |
|
948 |
|
949 FTRACE(FPrint( _L("CDunTransUtils::DoFreeChannel() complete" ))); |
|
950 return KErrNone; |
|
951 } |
|
952 |
|
953 // --------------------------------------------------------------------------- |
|
954 // From class MDunTransporterUtilityAux. |
|
955 // Gets local ID counterpart of a network ID |
|
956 // --------------------------------------------------------------------------- |
|
957 // |
|
958 TConnId CDunTransUtils::GetLocalId( RComm* aComm ) |
|
959 { |
|
960 FTRACE(FPrint( _L("CDunTransUtils::GetLocalId()" ))); |
|
961 TInt mediaIndex = iParent.GetMediaIndex( aComm, EDunMediaContextNetwork ); |
|
962 if ( mediaIndex < 0 ) |
|
963 { |
|
964 FTRACE(FPrint( _L("CDunTransUtils::GetLocalId() (ERROR) complete (%d)" ), mediaIndex)); |
|
965 return NULL; |
|
966 } |
|
967 if ( mediaIndex >= iChannelData.Count() ) |
|
968 { |
|
969 FTRACE(FPrint( _L("CDunTransUtils::GetLocalId() (not found) complete" ) )); |
|
970 return NULL; |
|
971 } |
|
972 TDunChannelData& channelData = iChannelData[mediaIndex]; |
|
973 if ( channelData.iComm ) |
|
974 { |
|
975 FTRACE(FPrint( _L("CDunTransUtils::GetLocalId() (iComm) complete" ))); |
|
976 return channelData.iComm; |
|
977 } |
|
978 if ( channelData.iSocket ) |
|
979 { |
|
980 FTRACE(FPrint( _L("CDunTransUtils::GetLocalId() (iSocket) complete" ))); |
|
981 return channelData.iSocket; |
|
982 } |
|
983 FTRACE(FPrint( _L("CDunTransUtils::GetLocalId() (ERROR) complete" ))); |
|
984 return NULL; |
|
985 } |
|
986 |
|
987 // --------------------------------------------------------------------------- |
|
988 // From MDunTransporterUtilityAux. |
|
989 // Notifies when serious read/write error is detected on a connection |
|
990 // --------------------------------------------------------------------------- |
|
991 // |
|
992 TInt CDunTransUtils::DoNotifyConnectionNotOk( |
|
993 RComm* aComm, |
|
994 RSocket* aSocket, |
|
995 TDunConnectionReason& aConnReason, |
|
996 RPointerArray<MDunConnMon>& aCallbacks ) |
|
997 { |
|
998 FTRACE(FPrint( _L("CDunTransUtils::DoNotifyConnectionNotOk()" ))); |
|
999 TConnId localId = NULL; |
|
1000 if ( aComm ) |
|
1001 { |
|
1002 localId = aComm; |
|
1003 } |
|
1004 else if ( aSocket ) |
|
1005 { |
|
1006 localId = aSocket; |
|
1007 } |
|
1008 TInt i; |
|
1009 TInt count = aCallbacks.Count(); |
|
1010 for ( i=0; i<count; i++ ) |
|
1011 { |
|
1012 if ( !aCallbacks[i] ) |
|
1013 { |
|
1014 FTRACE(FPrint( _L("CDunTransUtils::DoNotifyConnectionNotOk() (iCallbacks[%d]) not initialized!" ), i)); |
|
1015 return KErrGeneral; |
|
1016 } |
|
1017 TRAP_IGNORE( |
|
1018 aCallbacks[i]->NotifyProgressChangeL( localId, aConnReason ) ); |
|
1019 } |
|
1020 FTRACE(FPrint( _L("CDunTransUtils::DoNotifyConnectionNotOk() complete" ))); |
|
1021 return KErrNone; |
|
1022 } |
|
1023 |
|
1024 // --------------------------------------------------------------------------- |
|
1025 // From class MDunActivityManager. |
|
1026 // Notifies about activity on a channel |
|
1027 // --------------------------------------------------------------------------- |
|
1028 // |
|
1029 TInt CDunTransUtils::NotifyChannelActivity() |
|
1030 { |
|
1031 FTRACE(FPrint( _L("CDunTransUtils::NotifyChannelActivity()" ))); |
|
1032 iParent.iActiveChannels++; |
|
1033 if ( iParent.iActiveChannels == 1 ) |
|
1034 { |
|
1035 // Now set key and notify (only once) that DUN is active |
|
1036 TInt retTemp = RProperty::Set( KPSUidDialupConnStatus, |
|
1037 KDialupConnStatus, |
|
1038 EDialupActive ); |
|
1039 if ( retTemp != KErrNone ) |
|
1040 { |
|
1041 FTRACE(FPrint( _L("CDunTransUtils::NotifyChannelActivity() (ERROR) complete" ))); |
|
1042 return retTemp; |
|
1043 } |
|
1044 } |
|
1045 FTRACE(FPrint( _L("CDunTransUtils::NotifyChannelActivity() complete" ))); |
|
1046 return KErrNone; |
|
1047 } |
|
1048 |
|
1049 // --------------------------------------------------------------------------- |
|
1050 // From class MDunActivityManager. |
|
1051 // Notifies about inactivity on a channel |
|
1052 // --------------------------------------------------------------------------- |
|
1053 // |
|
1054 TInt CDunTransUtils::NotifyChannelInactivity() |
|
1055 { |
|
1056 FTRACE(FPrint( _L("CDunTransUtils::NotifyChannelInactivity()" ))); |
|
1057 if ( iParent.iActiveChannels <= 0 ) |
|
1058 { |
|
1059 FTRACE(FPrint( _L("CDunTransUtils::NotifyChannelInactivity() (wrong iActiveChannels!) complete" ))); |
|
1060 return KErrGeneral; |
|
1061 } |
|
1062 iParent.iActiveChannels--; |
|
1063 if ( iParent.iActiveChannels == 0 ) |
|
1064 { |
|
1065 // Now set key and notify (only once) that DUN is inactive |
|
1066 TInt retTemp = RProperty::Set( KPSUidDialupConnStatus, |
|
1067 KDialupConnStatus, |
|
1068 EDialupInactive ); |
|
1069 if ( retTemp != KErrNone ) |
|
1070 { |
|
1071 FTRACE(FPrint( _L("CDunTransUtils::NotifyChannelInactivity() (ERROR) complete" ))); |
|
1072 return retTemp; |
|
1073 } |
|
1074 } |
|
1075 FTRACE(FPrint( _L("CDunTransUtils::NotifyChannelInactivity() complete" ))); |
|
1076 return KErrNone; |
|
1077 } |