1 /* |
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2 * Copyright (c) 2006-2008 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: Managing abstracted "channels" of network side communication |
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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 "DunTransUtils.h" |
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20 #include "DunTransporter.h" |
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21 #include "DunDataWaiter.h" |
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22 #include "DunUpstream.h" |
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23 #include "DunDownstream.h" |
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24 #include "DunSignalCopy.h" |
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25 #include "DunNoteHandler.h" |
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26 #include "DunUtils.h" |
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27 #include "DunDebug.h" |
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28 #include "DunPlugin.h" |
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29 |
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30 // --------------------------------------------------------------------------- |
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31 // Two-phased constructor. |
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32 // --------------------------------------------------------------------------- |
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33 // |
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34 EXPORT_C CDunTransporter* CDunTransporter::NewL( |
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35 MDunPluginManager* aPluginManager, |
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36 TInt aNumOfMaxChannels ) |
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37 { |
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38 CDunTransporter* self = new (ELeave) CDunTransporter( aPluginManager, |
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39 aNumOfMaxChannels ); |
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40 CleanupStack::PushL( self ); |
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41 self->ConstructL(); |
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42 CleanupStack::Pop( self ); |
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43 return self; |
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44 } |
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45 |
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46 // --------------------------------------------------------------------------- |
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47 // Destructor. |
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48 // --------------------------------------------------------------------------- |
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49 // |
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50 CDunTransporter::~CDunTransporter() |
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51 { |
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52 FTRACE(FPrint( _L("CDunTransporter::~CDunTransporter()" ))); |
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53 UnInitialize(); |
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54 FTRACE(FPrint( _L("CDunTransporter::~CDunTransporter() complete" ))); |
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55 } |
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56 |
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57 // --------------------------------------------------------------------------- |
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58 // Number of allocated channels, is the same number as allocated and active |
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59 // (non-waiting) channels |
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60 // --------------------------------------------------------------------------- |
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61 // |
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62 EXPORT_C TInt CDunTransporter::NumberOfAllocatedChannels() |
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63 { |
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64 FTRACE(FPrint( _L("CDunTransporter::NumberOfAllocatedChannels()" ))); |
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65 TInt i; |
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66 TInt allocChannels = 0; |
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67 TInt count = iChannelData.Count(); |
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68 for ( i=0; i<count; i++ ) |
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69 { |
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70 TDunChannelData& channelData = iChannelData[i]; |
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71 if ( channelData.iChannelInUse ) |
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72 { |
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73 allocChannels++; |
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74 } |
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75 } |
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76 FTRACE(FPrint( _L("CDunTransporter::NumberOfAllocatedChannels() complete" ))); |
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77 return allocChannels; |
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78 } |
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79 |
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80 // --------------------------------------------------------------------------- |
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81 // Number of waiting channels, is the same number as allocated and inactive |
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82 // (waiting) channels |
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83 // --------------------------------------------------------------------------- |
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84 // |
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85 EXPORT_C TInt CDunTransporter::NumberOfWaitingChannels() |
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86 { |
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87 FTRACE(FPrint( _L("CDunTransporter::NumberWaitingChannels()" ))); |
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88 if ( !iInitialized ) |
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89 { |
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90 FTRACE(FPrint( _L("CDunTransporter::NumberWaitingChannels() complete" ))); |
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91 return 0; |
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92 } |
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93 TInt waiters = iChanMan->NumberOfWaiters(); |
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94 FTRACE(FPrint( _L("CDunTransporter::NumberWaitingChannels() complete" ))); |
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95 return waiters; |
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96 } |
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97 |
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98 // --------------------------------------------------------------------------- |
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99 // Gets the number of allocated channels by owner UID, is the same number as |
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100 // allocated and active (non-waiting) channels |
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101 // --------------------------------------------------------------------------- |
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102 // |
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103 EXPORT_C TInt CDunTransporter::GetNumberOfAllocatedChannelsByUid( |
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104 TUid aOwnerUid ) |
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105 { |
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106 FTRACE(FPrint( _L("CDunTransporter::GetNumberOfAllocatedChannelsByUid()" ))); |
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107 TInt i; |
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108 TInt allocChannels = 0; |
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109 TInt count = iChannelData.Count(); |
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110 for ( i=0; i<count; i++ ) |
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111 { |
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112 TDunChannelData& channelData = iChannelData[i]; |
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113 if ( channelData.iOwnerUid==aOwnerUid && channelData.iChannelInUse ) |
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114 { |
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115 allocChannels++; |
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116 } |
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117 } |
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118 FTRACE(FPrint( _L("CDunTransporter::GetNumberOfAllocatedChannelsByUid() complete" ))); |
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119 return allocChannels; |
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120 } |
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121 |
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122 // --------------------------------------------------------------------------- |
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123 // Gets the number of waiting channels by owner UID, is the same number as |
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124 // allocated and inactive (waiting) channels |
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125 // --------------------------------------------------------------------------- |
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126 // |
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127 EXPORT_C TInt CDunTransporter::GetNumberOfWaitingChannelsByUid( |
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128 TUid aOwnerUid ) |
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129 { |
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130 FTRACE(FPrint( _L("CDunTransporter::GetNumberWaitingChannelsByUid()" ))); |
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131 if ( !iInitialized ) |
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132 { |
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133 FTRACE(FPrint( _L("CDunTransporter::GetNumberWaitingChannelsByUid() complete" ))); |
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134 return 0; |
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135 } |
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136 TInt waiters = iChanMan->GetNumberOfWaitersByUid( aOwnerUid ); |
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137 FTRACE(FPrint( _L("CDunTransporter::GetNumberWaitingChannelsByUid() complete" ))); |
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138 return waiters; |
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139 } |
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140 |
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141 // --------------------------------------------------------------------------- |
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142 // Transporter's service advertisement status |
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143 // --------------------------------------------------------------------------- |
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144 // |
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145 EXPORT_C TBool CDunTransporter::AdvertisementStatus() |
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146 { |
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147 FTRACE(FPrint( _L("CDunTransporter::AdvertisementStatus()" ))); |
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148 FTRACE(FPrint( _L("CDunTransporter::AdvertisementStatus() complete" ))); |
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149 return iAdvertise; |
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150 } |
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151 |
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152 // --------------------------------------------------------------------------- |
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153 // Creates a channel of communication between local media (aComm) and network |
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154 // Local media object pointer also works as a connection ID for the |
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155 // allocated channel |
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156 // --------------------------------------------------------------------------- |
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157 // |
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158 EXPORT_C void CDunTransporter::AllocateChannelL( |
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159 RComm* aComm, |
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160 TUid aOwnerUid, |
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161 const TDesC8& aName, |
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162 TBool aEnqueuedFail, |
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163 MDunBufferCorrection* aCorrection ) |
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164 { |
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165 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RComm)" ))); |
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166 |
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167 if ( !aComm ) |
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168 { |
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169 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (aComm not initialized!) complete" ))); |
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170 User::Leave( KErrGeneral ); |
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171 } |
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172 |
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173 if ( !aComm->SubSessionHandle() ) |
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174 { |
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175 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RComm) (bad handle) complete" ) )); |
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176 User::Leave( KErrBadHandle ); |
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177 } |
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178 |
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179 TInt retTemp = InitializeOnDemand(); |
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180 if ( retTemp != KErrNone ) |
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181 { |
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182 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RComm) (ERROR) complete" ) )); |
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183 User::Leave( retTemp ); |
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184 } |
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185 |
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186 iChanMan->AddConnWaiterL( aComm, |
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187 aOwnerUid, |
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188 aName, |
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189 aEnqueuedFail, |
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190 aCorrection ); |
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191 |
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192 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RComm) complete" ))); |
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193 } |
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194 |
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195 // --------------------------------------------------------------------------- |
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196 // Creates a channel of communication between local media (aSocket) and |
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197 // network |
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198 // Local media object pointer also works as a connection ID for the |
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199 // allocated channel |
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200 // --------------------------------------------------------------------------- |
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201 // |
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202 EXPORT_C void CDunTransporter::AllocateChannelL( |
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203 RSocket* aSocket, |
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204 TUid aOwnerUid, |
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205 const TDesC8& aName, |
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206 TBool aEnqueuedFail, |
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207 TBool& aNoFreeChans ) |
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208 { |
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209 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket)" ))); |
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210 |
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211 aNoFreeChans = EFalse; // Initialize now if plugin didn't do it already |
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212 |
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213 if ( !aSocket ) |
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214 { |
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215 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (aSocket not initialized!) complete" ))); |
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216 User::Leave( KErrGeneral ); |
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217 } |
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218 if ( !aSocket->SubSessionHandle() ) |
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219 { |
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220 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) (bad handle) complete" ) )); |
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221 User::Leave( KErrBadHandle ); |
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222 } |
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223 TInt retTemp = InitializeOnDemand(); |
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224 if ( retTemp != KErrNone ) |
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225 { |
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226 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) (ERROR) complete" ))); |
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227 User::Leave( retTemp ); |
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228 } |
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229 TInt firstFree = iUtility->InitializeFirstFreeChannel( aSocket ); |
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230 if ( firstFree < 0 ) |
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231 { |
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232 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) (firstfree failed!) complete" ) )); |
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233 User::Leave( firstFree ); |
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234 } |
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235 if ( firstFree >= iChannelData.Count() ) |
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236 { |
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237 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) (firstfree failed!) complete" ) )); |
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238 User::Leave( KErrGeneral ); |
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239 } |
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240 TInt bufferLength = KErrNotFound; |
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241 // bufferLength will be omitted (not needed to set to RSocket) |
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242 TRAPD( retTrap, |
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243 iUtility->DoAllocateChannelL(NULL, bufferLength, firstFree, NULL) ); |
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244 if ( retTrap != KErrNone ) |
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245 { |
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246 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) trapped!" ) )); |
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247 UnInitializeOnDemand(); // remove unused initialized channel |
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248 if ( retTrap == KErrTooBig ) |
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249 { |
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250 if ( aEnqueuedFail ) |
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251 { |
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252 // Inform plugin enqueue request |
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253 iPluginManager->NotifyPluginEnqueueRequest( aOwnerUid ); |
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254 } |
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255 aNoFreeChans = ETrue; // Inform plugin about no free channels |
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256 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) complete" ))); |
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257 User::Leave( KErrTooBig ); |
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258 } |
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259 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) complete" ))); |
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260 User::Leave( retTrap ); |
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261 } |
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262 TDunChannelData& channelData = iChannelData[firstFree]; |
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263 channelData.iSocket = aSocket; |
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264 channelData.iChannelName = HBufC8::NewMaxL( aName.Length() ); |
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265 TPtr8 chanNamePtr = channelData.iChannelName->Des(); |
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266 chanNamePtr.Copy( aName ); |
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267 channelData.iUpstreamRW->SetMedia( aSocket, EDunMediaContextLocal ); |
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268 channelData.iDownstreamRW->SetMedia( aSocket, EDunMediaContextLocal ); |
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269 channelData.iOwnerUid = aOwnerUid; |
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270 // Channel now occupied |
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271 channelData.iChannelInUse = ETrue; |
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272 |
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273 // Clear the queue, just to be sure |
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274 iPluginManager->NotifyPluginDequeueRequest( aOwnerUid ); |
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275 |
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276 FTRACE(FPrint( _L("CDunTransporter::AllocateChannel() (RSocket) complete" ))); |
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277 } |
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278 |
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279 // --------------------------------------------------------------------------- |
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280 // Frees an allocated channel by local media (aComm) connection ID |
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281 // --------------------------------------------------------------------------- |
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282 // |
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283 EXPORT_C TInt CDunTransporter::FreeChannel( RComm* aComm ) |
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284 { |
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285 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RComm)" ))); |
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286 |
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287 TInt retTemp = CheckInitAndHandle( aComm ); |
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288 if ( retTemp != KErrNone ) |
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289 { |
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290 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RComm) (ERROR) complete" ) )); |
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291 return retTemp; |
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292 } |
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293 |
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294 retTemp = iChanMan->RemoveConnWaiter( aComm ); |
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295 if ( retTemp == KErrNone ) |
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296 { |
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297 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RComm) complete" ))); |
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298 return KErrNone; |
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299 } |
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300 |
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301 // No waiter found, so try to find from channels |
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302 TInt mediaIndex = GetMediaIndex( aComm ); |
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303 if ( mediaIndex < 0 ) |
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304 { |
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305 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RComm) (ERROR) complete" ) )); |
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306 return mediaIndex; |
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307 } |
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308 |
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309 retTemp = iUtility->DoFreeChannel( mediaIndex ); |
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310 if ( retTemp != KErrNone ) |
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311 { |
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312 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RComm) (ERROR) complete" ))); |
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313 return retTemp; |
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314 } |
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315 UnInitializeOnDemand(); |
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316 |
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317 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RComm) complete" ))); |
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318 return KErrNone; |
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319 } |
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320 |
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321 // --------------------------------------------------------------------------- |
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322 // Frees an allocated channel by local media (aSocket) connection ID |
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323 // --------------------------------------------------------------------------- |
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324 // |
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325 EXPORT_C TInt CDunTransporter::FreeChannel( RSocket* aSocket ) |
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326 { |
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327 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RSocket)" ))); |
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328 |
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329 TInt retTemp = CheckInitAndHandle( aSocket ); |
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330 if ( retTemp != KErrNone ) |
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331 { |
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332 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RSocket) (ERROR) complete" ) )); |
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333 return retTemp; |
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334 } |
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335 |
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336 TInt mediaIndex = GetMediaIndex( aSocket ); |
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337 if ( mediaIndex < 0 ) |
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338 { |
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339 return mediaIndex; |
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340 } |
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341 |
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342 retTemp = iUtility->DoFreeChannel( mediaIndex ); |
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343 if ( retTemp != KErrNone ) |
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344 { |
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345 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RSocket) (ERROR) complete" ) )); |
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346 return retTemp; |
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347 } |
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348 UnInitializeOnDemand(); |
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349 |
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350 FTRACE(FPrint( _L("CDunTransporter::FreeChannel() (RSocket) complete" ))); |
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351 return KErrNone; |
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352 } |
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353 |
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354 // --------------------------------------------------------------------------- |
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355 // Issues transfer requests for all transfer objects by local media |
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356 // (aComm) connection ID |
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357 // This will cause the Transporter by be ready for transferring data |
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358 // --------------------------------------------------------------------------- |
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359 // |
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360 EXPORT_C void CDunTransporter::IssueTransferRequestsL( RComm* aComm ) |
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361 { |
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362 FTRACE(FPrint( _L("CDunTransporter::IssueTransferRequests() (RComm)" ))); |
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363 |
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364 User::LeaveIfError( CheckInitAndHandle( aComm ) ); |
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365 TInt retTemp = iChanMan->IssueConnWaiterRequest( aComm ); |
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366 if ( retTemp == KErrNone ) |
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367 { |
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368 FTRACE(FPrint( _L("CDunTransporter::IssueTransferRequests() (RComm) complete" ))); |
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369 return; |
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370 } |
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371 |
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372 // No waiter found, so try to find from channels |
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373 TInt mediaIndex = GetMediaIndexL( aComm ); |
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374 User::LeaveIfError( iUtility->DoIssueTransferRequests( mediaIndex ) ); |
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375 |
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376 FTRACE(FPrint( _L("CDunTransporter::IssueTransferRequests() (RComm) complete" ))); |
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377 } |
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378 |
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379 // --------------------------------------------------------------------------- |
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380 // Issues transfer requests for all transfer objects by local media |
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381 // (aSocket) connection ID |
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382 // This will cause the Transporter by be ready for transferring data |
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383 // --------------------------------------------------------------------------- |
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384 // |
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385 EXPORT_C void CDunTransporter::IssueTransferRequestsL( RSocket* aSocket ) |
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386 { |
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387 FTRACE(FPrint( _L("CDunTransporter::IssueTransferRequests() (RSocket)" ))); |
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388 |
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389 User::LeaveIfError( CheckInitAndHandle( aSocket ) ); |
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390 TInt mediaIndex = GetMediaIndexL( aSocket ); |
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391 User::LeaveIfError( iUtility->DoIssueTransferRequests(mediaIndex) ); |
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392 |
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393 FTRACE(FPrint( _L("CDunTransporter::IssueTransferRequests() (RSocket) complete" ))); |
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394 } |
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395 |
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396 // --------------------------------------------------------------------------- |
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397 // Stops transfers for all transfer objects by local media (aComm) |
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398 // connection ID |
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399 // --------------------------------------------------------------------------- |
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400 // |
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401 EXPORT_C TInt CDunTransporter::StopTransfers( RComm* aComm ) |
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402 { |
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403 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RComm)" ))); |
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404 |
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405 TInt retTemp = CheckInitAndHandle( aComm ); |
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406 if ( retTemp != KErrNone ) |
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407 { |
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408 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RComm) (ERROR) complete" ) )); |
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409 return retTemp; |
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410 } |
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411 |
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412 retTemp = iChanMan->StopConnWaiter( aComm ); |
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413 if ( retTemp == KErrNone ) |
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414 { |
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415 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RComm) complete" ))); |
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416 return KErrNone; |
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417 } |
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418 |
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419 // No waiter found, so try to find from channels |
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420 TInt mediaIndex = GetMediaIndex( aComm ); |
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421 if ( mediaIndex < 0 ) |
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422 { |
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423 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RComm) (ERROR) complete" ) )); |
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424 return mediaIndex; |
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425 } |
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426 |
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427 retTemp = iUtility->DoStopTransfers( mediaIndex ); |
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428 if ( retTemp != KErrNone ) |
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429 { |
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430 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RComm) (ERROR) complete" ))); |
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431 return retTemp; |
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432 } |
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433 |
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434 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RComm) complete" ))); |
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435 return KErrNone; |
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436 } |
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437 |
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438 // --------------------------------------------------------------------------- |
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439 // Stops transfers for all transfer objects by local media (aSocket) |
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440 // connection ID |
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441 // --------------------------------------------------------------------------- |
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442 // |
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443 EXPORT_C TInt CDunTransporter::StopTransfers( RSocket* aSocket ) |
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444 { |
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445 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RSocket)" ))); |
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446 |
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447 TInt retTemp = CheckInitAndHandle( aSocket ); |
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448 if ( retTemp != KErrNone ) |
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449 { |
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450 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RSocket) (ERROR) complete" ) )); |
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451 return retTemp; |
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452 } |
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453 |
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454 TInt mediaIndex = GetMediaIndex( aSocket ); |
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455 if ( mediaIndex < 0 ) |
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456 { |
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457 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RSocket) (ERROR) complete" ) )); |
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458 return mediaIndex; |
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459 } |
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460 |
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461 retTemp = iUtility->DoStopTransfers( mediaIndex ); |
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462 if ( retTemp != KErrNone ) |
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463 { |
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464 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RSocket) (ERROR) complete" ))); |
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465 return retTemp; |
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466 } |
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467 |
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468 FTRACE(FPrint( _L("CDunTransporter::StopTransfers() (RSocket) complete" ))); |
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469 return KErrNone; |
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470 } |
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471 |
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472 // --------------------------------------------------------------------------- |
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473 // Adds connection monitor callback for either local media or network side |
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474 // by connection ID |
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475 // Callbacks will be called read/write error is detected during endpoint |
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476 // operation |
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477 // --------------------------------------------------------------------------- |
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478 // |
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479 EXPORT_C void CDunTransporter::AddConnMonCallbackL( RComm* aComm, |
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480 MDunConnMon* aCallback, |
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481 TDunDirection aDirection, |
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482 TBool /*aSignal*/ ) |
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483 { |
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484 FTRACE(FPrint( _L("CDunTransporter::AddConnMonCallbackL() (RComm)" ))); |
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485 |
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486 User::LeaveIfError( CheckInitAndHandle( aComm ) ); |
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487 TInt retTemp = iChanMan->SaveWaiterConnMonCallbackL( aComm, |
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488 aCallback, |
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489 aDirection ); |
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490 if ( retTemp == KErrNone ) |
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491 { |
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492 FTRACE(FPrint( _L("CDunTransporter::AddConnMonCallbackL() (RComm) complete" ))); |
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493 return; |
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494 } |
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495 |
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496 TInt mediaIndex = GetMediaIndexL( aComm ); |
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497 User::LeaveIfError( iUtility->DoAddConnMonCallback( mediaIndex, |
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498 aCallback, |
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499 aDirection, |
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500 NULL )); |
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501 |
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502 FTRACE(FPrint( _L("CDunTransporter::AddConnMonCallbackL() (RComm) complete" ))); |
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503 } |
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504 |
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505 // --------------------------------------------------------------------------- |
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506 // Adds connection monitor callback for either local media or network side |
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507 // by connection ID |
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508 // Callbacks will be called when line status switches to high or low |
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509 // --------------------------------------------------------------------------- |
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510 // |
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511 EXPORT_C void CDunTransporter::AddConnMonCallbackL( RSocket* aSocket, |
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512 MDunConnMon* aCallback, |
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513 TDunDirection aDirection, |
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514 TBool aSignal ) |
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515 { |
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516 FTRACE(FPrint( _L("CDunTransporter::AddConnMonCallbackL() (RSocket)" ))); |
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517 |
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518 User::LeaveIfError( CheckInitAndHandle( aSocket ) ); |
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519 TInt mediaIndex = GetMediaIndexL( aSocket ); |
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520 User::LeaveIfError( iUtility->DoAddConnMonCallback( mediaIndex, |
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521 aCallback, |
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522 aDirection, |
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523 aSignal )); |
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524 |
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525 FTRACE(FPrint( _L("CDunTransporter::AddConnMonCallbackL() (RSocket) complete" ))); |
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526 } |
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527 |
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528 // --------------------------------------------------------------------------- |
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529 // Adds error to consider as no error condition when doing any of the four |
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530 // endpoint's read/writer operation |
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531 // --------------------------------------------------------------------------- |
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532 // |
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533 EXPORT_C void CDunTransporter::AddSkippedErrorL( TInt aError, |
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534 RComm* aComm, |
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535 TDunDirection aDirection ) |
|
536 { |
|
537 FTRACE(FPrint( _L("CDunTransporter::AddSkippedErrorL() (RComm)" ))); |
|
538 |
|
539 User::LeaveIfError( CheckInitAndHandle( aComm ) ); |
|
540 TInt retTemp = iChanMan->SaveWaiterSkippedErrorL( aError, |
|
541 aComm, |
|
542 aDirection ); |
|
543 if ( retTemp == KErrNone ) |
|
544 { |
|
545 FTRACE(FPrint( _L("CDunTransporter::AddSkippedErrorL() (RComm) complete" ))); |
|
546 return; |
|
547 } |
|
548 |
|
549 TInt mediaIndex = GetMediaIndexL( aComm ); |
|
550 User::LeaveIfError( iUtility->DoAddSkippedError( mediaIndex, |
|
551 aError, |
|
552 aDirection )); |
|
553 |
|
554 FTRACE(FPrint( _L("CDunTransporter::AddSkippedErrorL() (RComm) complete" ))); |
|
555 } |
|
556 |
|
557 // --------------------------------------------------------------------------- |
|
558 // Adds error to consider as no error condition when doing any of the four |
|
559 // endpoint's read/writer operation |
|
560 // --------------------------------------------------------------------------- |
|
561 // |
|
562 EXPORT_C void CDunTransporter::AddSkippedErrorL( TInt aError, |
|
563 RSocket* aSocket, |
|
564 TDunDirection aDirection ) |
|
565 { |
|
566 FTRACE(FPrint( _L("CDunTransporter::AddSkippedErrorL() (RSocket)" ))); |
|
567 |
|
568 User::LeaveIfError( CheckInitAndHandle( aSocket ) ); |
|
569 TInt mediaIndex = GetMediaIndexL( aSocket ); |
|
570 User::LeaveIfError( iUtility->DoAddSkippedError( mediaIndex, |
|
571 aError, |
|
572 aDirection )); |
|
573 |
|
574 FTRACE(FPrint( _L("CDunTransporter::AddSkippedErrorL() (RSocket) complete" ))); |
|
575 } |
|
576 |
|
577 // --------------------------------------------------------------------------- |
|
578 // Sets service advertisement monitor callback by owner UID |
|
579 // Callbacks will be called when advertisement status changes. |
|
580 // The callbacks are updated with every successfully completed |
|
581 // channel allocation/free (and allocation failure) so it is recommended |
|
582 // to call this method after AllocateChannelL(). |
|
583 // --------------------------------------------------------------------------- |
|
584 // |
|
585 EXPORT_C void CDunTransporter::SetAdvertisementMonitorL( |
|
586 TUid aOwnerUid, |
|
587 MDunServAdvMon* aCallback ) |
|
588 { |
|
589 FTRACE(FPrint( _L("CDunTransporter::SetAdvertisementMonitorL()" ))); |
|
590 TInt i; |
|
591 TInt count; |
|
592 if ( !aCallback ) |
|
593 { |
|
594 FTRACE(FPrint( _L("CDunTransporter::SetAdvertisementMonitorL() (aCallback) not initialized!" ))); |
|
595 User::Leave( KErrGeneral ); |
|
596 } |
|
597 count = iServAdvData.Count(); |
|
598 for ( i=0; i<count; i++ ) |
|
599 { |
|
600 TDunServAdvData& servAdvData = iServAdvData[i]; |
|
601 if ( servAdvData.iOwnerUid==aOwnerUid && |
|
602 servAdvData.iServAdvMon==aCallback ) |
|
603 { |
|
604 FTRACE(FPrint( _L("CDunTransporter::SetAdvertisementMonitorL() (already exist) complete" ))); |
|
605 User::Leave( KErrAlreadyExists ); |
|
606 } |
|
607 } |
|
608 TDunServAdvData servAdvData; |
|
609 servAdvData.iOwnerUid = aOwnerUid; |
|
610 servAdvData.iServAdvMon = aCallback; |
|
611 iServAdvData.AppendL( servAdvData ); |
|
612 FTRACE(FPrint( _L("CDunTransporter::SetAdvertisementMonitorL() complete" ))); |
|
613 } |
|
614 |
|
615 // --------------------------------------------------------------------------- |
|
616 // Frees service advertisement monitor callback by plugin UID |
|
617 // --------------------------------------------------------------------------- |
|
618 // |
|
619 EXPORT_C TInt CDunTransporter::FreeAdvertisementMonitor( |
|
620 TUid aOwnerUid, |
|
621 MDunServAdvMon* aCallback ) |
|
622 { |
|
623 FTRACE(FPrint( _L("CDunTransporter::FreeAdvertisementMonitor()" ))); |
|
624 TInt i; |
|
625 TInt count = iServAdvData.Count(); |
|
626 for ( i=0; i<count; i++ ) |
|
627 { |
|
628 TDunServAdvData& servAdvData = iServAdvData[i]; |
|
629 if ( servAdvData.iOwnerUid==aOwnerUid && |
|
630 servAdvData.iServAdvMon==aCallback ) |
|
631 { |
|
632 iServAdvData.Remove( i ); |
|
633 FTRACE(FPrint( _L("CDunTransporter::FreeAdvertisementMonitor() complete" ))); |
|
634 return KErrNone; |
|
635 } |
|
636 } |
|
637 FTRACE(FPrint( _L("CDunTransporter::FreeAdvertisementMonitor() (not found) complete" ))); |
|
638 return KErrNotFound; |
|
639 } |
|
640 |
|
641 // --------------------------------------------------------------------------- |
|
642 // CDunTransporter::CDunTransporter |
|
643 // --------------------------------------------------------------------------- |
|
644 // |
|
645 CDunTransporter::CDunTransporter( MDunPluginManager* aPluginManager, |
|
646 TInt aNumOfMaxChannels ) : |
|
647 iUtility( NULL ), |
|
648 iPluginManager( aPluginManager ), |
|
649 iActiveChannels( 0 ), |
|
650 iNumOfMaxChannels( aNumOfMaxChannels ), |
|
651 iInitialized( EFalse ), |
|
652 iAdvertise( ETrue ), |
|
653 iNetwork( NULL ) |
|
654 { |
|
655 } |
|
656 |
|
657 // --------------------------------------------------------------------------- |
|
658 // CDunTransporter::ConstructL |
|
659 // --------------------------------------------------------------------------- |
|
660 // |
|
661 void CDunTransporter::ConstructL() |
|
662 { |
|
663 FTRACE(FPrint( _L("CDunTransporter::ConstructL()" ))); |
|
664 if ( !iPluginManager || iNumOfMaxChannels<0 ) |
|
665 { |
|
666 User::Leave( KErrGeneral ); |
|
667 } |
|
668 FTRACE(FPrint( _L("CDunTransporter::ConstructL() complete" ))); |
|
669 } |
|
670 |
|
671 // --------------------------------------------------------------------------- |
|
672 // Initializes the transporter, must be called as the first operation |
|
673 // --------------------------------------------------------------------------- |
|
674 // |
|
675 EXPORT_C TInt CDunTransporter::InitializeL() |
|
676 { |
|
677 FTRACE(FPrint( _L("CDunTransporter::InitializeL()" ))); |
|
678 |
|
679 if ( iInitialized ) |
|
680 { |
|
681 FTRACE(FPrint( _L("CDunTransporter::InitializeL() (already exists) complete" ))); |
|
682 return KErrAlreadyExists; |
|
683 } |
|
684 CDunTransUtils* utility = CDunTransUtils::NewL( *this, iPluginManager ); |
|
685 iUtility = static_cast<MDunTransporterUtility*>( utility ); |
|
686 MDunTransporterUtilityAux* utilityAux = static_cast<MDunTransporterUtilityAux*>( utility ); |
|
687 iChanMan = CDunChanMan::NewL( *this, iUtility, utilityAux, iPluginManager ); |
|
688 iNetwork = CDunNetDataport::NewL( iNumOfMaxChannels ); |
|
689 iNetwork->InitializeL(); |
|
690 iNoteHandler = CDunNoteHandler::NewL(); |
|
691 iInitialized = ETrue; |
|
692 |
|
693 FTRACE(FPrint( _L("CDunTransporter::InitializeL() complete" ))); |
|
694 return KErrNone; |
|
695 } |
|
696 |
|
697 // --------------------------------------------------------------------------- |
|
698 // UnInitializes the transporter, can be called as the last operation |
|
699 // --------------------------------------------------------------------------- |
|
700 // |
|
701 EXPORT_C void CDunTransporter::UnInitialize() |
|
702 { |
|
703 FTRACE(FPrint( _L("CDunTransporter::UnInitialize()" ))); |
|
704 // first stop channel waiters before deletion |
|
705 if ( iChanMan ) |
|
706 { |
|
707 iChanMan->ResetData(); |
|
708 } |
|
709 // now ready to remove channel data as no existing waiters |
|
710 TInt i; |
|
711 TInt count = iChannelData.Count(); |
|
712 for ( i=0; i<count; i++ ) |
|
713 { |
|
714 if ( iChannelData[i].iChannelInUse ) |
|
715 { |
|
716 iUtility->DoFreeChannel( i ); |
|
717 } |
|
718 } |
|
719 iChannelData.Close(); |
|
720 iServAdvData.Close(); |
|
721 DeleteTransporter(); |
|
722 iInitialized = EFalse; |
|
723 FTRACE(FPrint( _L("CDunTransporter::UnInitialize() complete" ))); |
|
724 } |
|
725 |
|
726 // --------------------------------------------------------------------------- |
|
727 // Initialize the transporter |
|
728 // --------------------------------------------------------------------------- |
|
729 // |
|
730 TInt CDunTransporter::InitializeOnDemand() |
|
731 { |
|
732 FTRACE(FPrint( _L("CDunTransporter::InitializeOnDemand()" ) )); |
|
733 if ( !iInitialized ) |
|
734 { |
|
735 TRAPD( retTrap, InitializeL() ); |
|
736 if ( retTrap != KErrNone ) |
|
737 { |
|
738 FTRACE(FPrint( _L("CDunTransporter::InitializeOnDemand() initialize failed!" ) )); |
|
739 return retTrap; |
|
740 } |
|
741 } |
|
742 FTRACE(FPrint( _L("CDunTransporter::InitializeOnDemand() complete" ) )); |
|
743 return KErrNone; |
|
744 } |
|
745 |
|
746 // --------------------------------------------------------------------------- |
|
747 // UnInitialize the transporter |
|
748 // --------------------------------------------------------------------------- |
|
749 // |
|
750 TInt CDunTransporter::UnInitializeOnDemand() |
|
751 { |
|
752 FTRACE(FPrint( _L("CDunTransporter::UnInitializeOnDemand()" ) )); |
|
753 if ( !iInitialized ) |
|
754 { |
|
755 FTRACE(FPrint( _L("CDunTransporter::UnInitializeOnDemand() (not ready) complete" ) )); |
|
756 return KErrNotReady; |
|
757 } |
|
758 // Check if non-free channel exists, also remove empty channel(s) |
|
759 TInt i; |
|
760 TBool allFree = ETrue; |
|
761 for ( i=iChannelData.Count()-1; i>=0; i-- ) |
|
762 { |
|
763 TDunChannelData& channelData = iChannelData[i]; |
|
764 if ( !channelData.iChannelInUse ) |
|
765 { |
|
766 if ( !channelData.iNetwork ) |
|
767 { |
|
768 // iChannelData must not contain data here |
|
769 iChannelData.Remove( i ); |
|
770 } |
|
771 } |
|
772 else // channel not free |
|
773 { |
|
774 allFree = EFalse; |
|
775 FTRACE(FPrint( _L("CDunTransporter::UnInitializeOnDemand() channel found" ) )); |
|
776 } |
|
777 } |
|
778 if ( iChanMan->NumberOfWaiters() > 0 ) |
|
779 { |
|
780 allFree = EFalse; |
|
781 FTRACE(FPrint( _L("CDunTransporter::UnInitializeOnDemand() waiter found" ) )); |
|
782 } |
|
783 if ( allFree ) |
|
784 { |
|
785 // All channels were free -> uninitialize |
|
786 UnInitialize(); |
|
787 FTRACE(FPrint( _L("CDunTransporter::UnInitializeOnDemand() complete" ) )); |
|
788 return KErrNone; |
|
789 } |
|
790 FTRACE(FPrint( _L("CDunTransporter::UnInitializeOnDemand() (not ready) complete" ) )); |
|
791 return KErrNotReady; |
|
792 } |
|
793 |
|
794 // --------------------------------------------------------------------------- |
|
795 // Returns index of media for connection ID |
|
796 // --------------------------------------------------------------------------- |
|
797 // |
|
798 TInt CDunTransporter::GetMediaIndex( TConnId aConnId, |
|
799 TDunMediaContext aMediaContext ) |
|
800 { |
|
801 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndex()" ))); |
|
802 if ( aMediaContext != EDunMediaContextNetwork && |
|
803 aMediaContext != EDunMediaContextLocal ) |
|
804 { |
|
805 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndex() (not supported) complete" ))); |
|
806 return KErrNotSupported; |
|
807 } |
|
808 TInt i; |
|
809 TInt count = iChannelData.Count(); |
|
810 for ( i=0; i<count; i++ ) |
|
811 { |
|
812 TDunChannelData& channelData = iChannelData[i]; |
|
813 if ( (aMediaContext==EDunMediaContextNetwork && channelData.iNetwork==aConnId) || |
|
814 (aMediaContext==EDunMediaContextLocal && channelData.iComm==aConnId) || |
|
815 (aMediaContext==EDunMediaContextLocal && channelData.iSocket==aConnId) ) |
|
816 { |
|
817 if ( !channelData.iChannelInUse ) |
|
818 { |
|
819 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndex() (channel free!) complete" ) )); |
|
820 return KErrGeneral; |
|
821 } |
|
822 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndex() complete (i=%d)" ), i)); |
|
823 return i; |
|
824 } |
|
825 } |
|
826 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndex() (not found) complete" ))); |
|
827 return KErrNotFound; |
|
828 } |
|
829 |
|
830 // --------------------------------------------------------------------------- |
|
831 // Returns index of media for connection ID |
|
832 // --------------------------------------------------------------------------- |
|
833 // |
|
834 TInt CDunTransporter::GetMediaIndexL( TConnId aConnId, |
|
835 TDunMediaContext aMediaContext ) |
|
836 { |
|
837 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndexL()" ))); |
|
838 TInt index = GetMediaIndex( aConnId, aMediaContext ); |
|
839 if ( index < 0 ) |
|
840 { |
|
841 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndexL() (ERROR) complete" ))); |
|
842 User::Leave( index ); |
|
843 } |
|
844 FTRACE(FPrint( _L("CDunTransporter::GetMediaIndexL() complete" ))); |
|
845 return index; |
|
846 } |
|
847 |
|
848 // --------------------------------------------------------------------------- |
|
849 // Checks initialization and RSubSessionBase() handle |
|
850 // --------------------------------------------------------------------------- |
|
851 // |
|
852 TInt CDunTransporter::CheckInitAndHandle( TConnId aConnId ) |
|
853 { |
|
854 FTRACE(FPrint( _L("CDunTransporter::CheckInitAndHandle()" ))); |
|
855 if ( !iInitialized ) |
|
856 { |
|
857 FTRACE(FPrint( _L("CDunTransporter::CheckInitAndHandle() (not ready) complete" ))); |
|
858 return KErrNotReady; |
|
859 } |
|
860 RSubSessionBase* subBase = static_cast<RSubSessionBase*>( aConnId ); |
|
861 if ( !subBase->SubSessionHandle() ) |
|
862 { |
|
863 FTRACE(FPrint( _L("CDunTransporter::CheckInitAndHandle() (bad handle) complete" ))); |
|
864 return KErrBadHandle; |
|
865 } |
|
866 FTRACE(FPrint( _L("CDunTransporter::CheckInitAndHandle() complete" ))); |
|
867 return KErrNone; |
|
868 } |
|
869 |
|
870 // --------------------------------------------------------------------------- |
|
871 // Deletes own internal data |
|
872 // --------------------------------------------------------------------------- |
|
873 // |
|
874 void CDunTransporter::DeleteTransporter() |
|
875 { |
|
876 FTRACE(FPrint( _L("CDunTransporter::DeleteTransporter()" ))); |
|
877 // first, delete channel manager with waiters |
|
878 delete iChanMan; |
|
879 iChanMan = NULL; |
|
880 // second, delete the network object |
|
881 delete iNetwork; |
|
882 iNetwork = NULL; |
|
883 // as last step delete utility class |
|
884 CDunTransUtils* utility = static_cast<CDunTransUtils*>( iUtility ); |
|
885 delete utility; |
|
886 iUtility = NULL; |
|
887 // delete note class |
|
888 delete iNoteHandler; |
|
889 iNoteHandler = NULL; |
|
890 FTRACE(FPrint( _L("CDunTransporter::DeleteTransporter() complete" ))); |
|
891 } |
|