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1 /* |
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2 * Copyright (c) 2002-2006 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: ASY Proxy Handler |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 #include "AccSrvASYProxyHandler.h" |
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22 #include "acc_debug.h" |
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23 #include "AccSrvConnectionController.h" |
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24 #include "AccSrvServerModel.h" |
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25 #include "AccPolAccessoryPolicy.h" |
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26 |
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27 // EXTERNAL DATA STRUCTURES |
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28 |
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29 // EXTERNAL FUNCTION PROTOTYPES |
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30 |
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31 // CONSTANTS |
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32 const TInt KAccSrvModelTrIdMaxCount = 10000; |
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33 |
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34 // MACROS |
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35 |
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36 // LOCAL CONSTANTS AND MACROS |
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37 |
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38 // MODULE DATA STRUCTURES |
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39 |
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40 // LOCAL FUNCTION PROTOTYPES |
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41 |
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42 // FORWARD DECLARATIONS |
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43 |
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44 // ============================= LOCAL FUNCTIONS =============================== |
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45 |
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46 // ============================ MEMBER FUNCTIONS =============================== |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CAccSrvASYProxyHandler::CAccSrvASYProxyHandler |
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50 // ----------------------------------------------------------------------------- |
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51 // |
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52 CAccSrvASYProxyHandler::CAccSrvASYProxyHandler( |
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53 CAccSrvConnectionController* aConnectionController ) : |
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54 iConnectionController( aConnectionController ), |
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55 iTransactionId( 0 ) |
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56 { |
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57 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::CAccSrvASYProxyHandler()" ); |
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58 } |
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59 |
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60 // ----------------------------------------------------------------------------- |
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61 // CAccSrvASYProxyHandler::ConstructL |
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62 // Symbian 2nd phase constructor can leave. |
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63 // ----------------------------------------------------------------------------- |
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64 // |
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65 void CAccSrvASYProxyHandler::ConstructL() |
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66 { |
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67 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::ConstructL" ); |
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68 |
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69 iOngoingTransactions.Reset(); |
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70 |
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71 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::ConstructL - return void" ); |
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72 } |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CAccSrvASYProxyHandler::NewL |
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76 // Two-phased constructor. |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 CAccSrvASYProxyHandler* CAccSrvASYProxyHandler::NewL( |
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80 CAccSrvConnectionController* aConnectionController ) |
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81 { |
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82 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::NewL()" ); |
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83 |
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84 CAccSrvASYProxyHandler* self = new( ELeave ) CAccSrvASYProxyHandler( aConnectionController ); |
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85 |
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86 CleanupStack::PushL( self ); |
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87 self->ConstructL(); |
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88 CleanupStack::Pop( self ); |
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89 |
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90 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::NewL - return self" ); |
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91 return self; |
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92 } |
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93 |
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94 |
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95 // Destructor |
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96 CAccSrvASYProxyHandler::~CAccSrvASYProxyHandler() |
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97 { |
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98 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::~CAccSrvASYProxyHandler()" ); |
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99 |
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100 iOngoingTransactions.Close(); |
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101 |
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102 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::~CAccSrvASYProxyHandler - return" ); |
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103 } |
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104 |
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105 // ----------------------------------------------------------------------------- |
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106 // CAccSrvASYProxyHandler::HandleASYCommsL |
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107 // ----------------------------------------------------------------------------- |
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108 // |
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109 TInt CAccSrvASYProxyHandler::HandleASYCommsL( |
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110 TProcessCmdId aCmdId, |
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111 TASYCommandParamRecord& aASYCommand, |
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112 TPtr8* aPtrBuf ) |
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113 { |
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114 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::HandleASYCommsL(%d)", aCmdId ); |
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115 TInt trID( 0 ); |
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116 |
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117 if ( ECmdProcessCommandInit == aCmdId ) |
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118 { |
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119 //No need to store transaction, only a new transaction ID is generated |
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120 trID = GenerateNewTransactionID(); |
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121 //Complete outstanding NotifyProcessCommand() |
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122 iConnectionController->NotificationQueue().CompleteASYCmdL( ENotifyProcessCommand, |
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123 aCmdId, |
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124 trID, |
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125 aASYCommand, |
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126 aPtrBuf ); |
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127 } |
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128 else |
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129 { |
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130 trID = StoreTransactionID( aCmdId, aASYCommand, aPtrBuf ); |
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131 } |
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132 |
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133 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::HandleASYCommsL - return TrID=%d", trID ); |
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134 return trID; |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CAccSrvASYProxyHandler::StoreTransactionID |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 TInt CAccSrvASYProxyHandler::StoreTransactionID( |
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142 TProcessCmdId aCmdId, |
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143 TASYCommandParamRecord& aASYCommand, |
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144 TPtr8* aPtrBuf ) |
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145 { |
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146 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::StoreTransactionID()" ); |
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147 |
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148 TInt trID( KErrNotFound ); |
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149 TInt count( iOngoingTransactions.Count() ); |
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150 TUint32 nameFromOngoingTransactions; |
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151 TUint32 nameFromRequest; |
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152 |
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153 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::StoreTransactionID - current count = %d", count ); |
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154 |
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155 for ( TInt i( 0 ); i < count; ++i ) |
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156 { |
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157 iOngoingTransactions.operator[](i).iNameRecord.GetName( nameFromOngoingTransactions ); |
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158 aASYCommand.iNameRecord.GetName( nameFromRequest ); |
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159 |
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160 if ( nameFromOngoingTransactions == nameFromRequest && |
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161 iOngoingTransactions.operator[](i).iCommand == aCmdId && |
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162 iOngoingTransactions.operator[](i).iUniqueID == aASYCommand.iGenericID.UniqueID() ) |
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163 { |
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164 //Same command is under processing in ASY -> use existing trid |
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165 trID = iOngoingTransactions.operator[](i).iTransactionID; |
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166 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::StoreTransactionID - found trid = %d", trID ); |
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167 break; |
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168 } |
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169 else |
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170 { |
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171 //keep on searching |
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172 } |
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173 } |
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174 |
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175 if ( KErrNotFound == trID ) |
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176 { |
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177 TAccSrvTrIDMatchingRecord trIDRecord; |
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178 trID = GenerateNewTransactionID(); |
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179 trIDRecord.iUniqueID = aASYCommand.iGenericID.UniqueID(); |
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180 trIDRecord.iNameRecord = aASYCommand.iNameRecord; |
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181 trIDRecord.iCommand = aASYCommand.iCmdValue; |
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182 trIDRecord.iTransactionID = trID; |
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183 iOngoingTransactions.Append( trIDRecord ); |
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184 |
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185 //Complete outstanding NotifyProcessCommand() |
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186 TRAP_IGNORE( iConnectionController->NotificationQueue().CompleteASYCmdL( |
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187 ENotifyProcessCommand, |
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188 aCmdId, |
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189 trID, |
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190 aASYCommand, |
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191 aPtrBuf ) ); |
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192 } |
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193 else |
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194 { |
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195 //No need to generate a new trid, existing is used. |
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196 //This means also that ASY is not informed about this command. |
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197 } |
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198 |
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199 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::StoreTransactionID - return %d", trID ); |
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200 return trID; |
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201 } |
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202 |
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203 // ----------------------------------------------------------------------------- |
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204 // CAccSrvASYProxyHandler::RemoveTransactionID |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 void CAccSrvASYProxyHandler::RemoveTransactionID( TInt aTransactionID ) |
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208 { |
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209 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::RemoveTransactionID(%d)", aTransactionID ); |
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210 |
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211 TInt count( iOngoingTransactions.Count() ); |
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212 |
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213 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::RemoveTransactionID - current count = %d", count ); |
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214 |
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215 for ( TInt i( 0 ); i < count; ++i ) |
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216 { |
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217 if ( iOngoingTransactions.operator[]( i ).iTransactionID == aTransactionID ) |
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218 { |
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219 iOngoingTransactions.Remove( i ); |
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220 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::StoreTransactionID - removed index = %d",i ); |
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221 break; |
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222 } |
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223 else |
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224 { |
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225 // Keep on searching. |
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226 // Not found is not error situation because |
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227 // 1) One Transaction can handle several ASY commands i.e. it may be allready removed |
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228 // 2) ECmdProcessCommandInit is not filtered |
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229 } |
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230 } |
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231 |
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232 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::RemoveTransactionID - return void" ); |
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233 } |
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234 |
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235 // ----------------------------------------------------------------------------- |
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236 // CAccSrvASYProxyHandler::GenerateNewTransactionID |
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237 // |
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238 // Increase id by one until max limit is reached. |
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239 // ----------------------------------------------------------------------------- |
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240 // |
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241 TInt CAccSrvASYProxyHandler::GenerateNewTransactionID() |
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242 { |
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243 COM_TRACE_( "[AccFW:AccServer] CAccSrvASYProxyHandler::GenerateNewTransactionID()" ); |
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244 |
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245 if ( iTransactionId <= KAccSrvModelTrIdMaxCount ) |
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246 { |
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247 iTransactionId++; |
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248 } |
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249 else |
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250 { |
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251 //Zero is reserved for signalling no Transaction ID situation |
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252 iTransactionId = 1; |
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253 } |
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254 |
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255 COM_TRACE_1( "[AccFW:AccServer] CAccSrvASYProxyHandler::GenerateNewTransactionID - return 0x%x", iTransactionId ); |
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256 |
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257 return iTransactionId; |
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258 } |
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259 |
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260 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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261 |
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262 // End of File |