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1 // Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // The Rootserver executeable. Runs the Rootserver from c32rootsrv.dll. |
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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 @file |
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20 @internalComponent |
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21 */ |
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22 |
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23 #include <rsshared.h> |
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24 #include <cflog.h> |
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25 #include <commsdattypesv1_1.h> // for initialising CommsDat |
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26 #include "c32Exe.h" |
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27 using namespace RootServer; |
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28 |
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29 #include <comms-infras/commsdebugutility.h> |
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30 |
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31 |
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32 __CFLOG_STMT(_LIT8(KLogSubSysRS, "RootServer");) // subsystem name |
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33 |
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34 CCommsProviderModule* CC32ProviderModule::NewL(CRootServer* aRootServer, |
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35 const TRSStartModuleParams& aParams, |
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36 HBufC8* aIniData) |
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37 /** Creates a new instance of a CPM. |
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38 @param aRootServer The root server object |
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39 @param aParams The data used to load the module |
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40 @param aIniData The initialisation data for the module |
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41 */ |
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42 { |
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43 |
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44 CC32ProviderModule* pCPM = new (ELeave) CC32ProviderModule(); |
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45 CleanupStack::PushL(pCPM); |
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46 pCPM->ConstructL(aRootServer, aParams, aIniData); |
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47 CleanupStack::Pop(pCPM); |
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48 return pCPM; |
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49 } |
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50 |
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51 TInt CC32ProviderModule::CreateModuleThread(const TDesC& aName, TThreadFunction aOtherThreadFunction, |
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52 TInt aStackSize, RHeap* aHeap, TAny* aModuleArgs) |
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53 { |
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54 return iRCFThread.Create(aName, aOtherThreadFunction, aStackSize, aHeap, aModuleArgs); |
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55 } |
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56 |
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57 CRootServer* CC32RootServer::NewL(const TRootServerStartupInfo& aRootServerStartupInfo) |
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58 /** Create new rootserver instance. |
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59 This is the only way of instantiation |
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60 @internalComponent |
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61 @param aRootServerStartupInfo Information containing name of the server and priority of the server active object. |
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62 */ |
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63 { |
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64 CC32RootServer* pS=new (ELeave) CC32RootServer(aRootServerStartupInfo.iPriority); |
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65 CleanupStack::PushL(pS); |
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66 pS->iCommsProviderModuleCtorL = CC32ProviderModule::NewL; |
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67 pS->ConstructL(aRootServerStartupInfo); |
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68 // Now that we're guaranteed to be a singleton initialise CommsDat |
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69 __CFLOG(KLogSubSysRS, KLogCode, _L8("RunRootServer - Initializing Commsdat")); |
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70 CommsDat::CMDBSession* ptrCommsdatSession = NULL; |
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71 TRAPD(result, ptrCommsdatSession = CommsDat::CMDBSession::NewL(KCDVersion1_2)); |
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72 if (result == KErrNone) |
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73 { |
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74 result = ptrCommsdatSession->PublishProperties(); |
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75 if(result != KErrNone) |
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76 { |
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77 __CFLOG_1(KLogSubSysRS, KLogCode, _L8("RunRootServer - Error %d in CMDBSession::PublishProperties"), result); |
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78 } |
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79 delete ptrCommsdatSession; |
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80 } |
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81 else |
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82 { |
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83 __CFLOG_1(KLogSubSysRS, KLogCode, _L8("RunRootServer - Error %d creating Commsdat object"), result); |
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84 } |
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85 __CFLOG(KLogSubSysRS, KLogCode, _L8("RunRootServer - Commsdat initialized")); |
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86 |
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87 CleanupStack::Pop(pS); |
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88 return pS; |
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89 } |
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90 |
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91 CC32RootServer::~CC32RootServer() |
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92 { |
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93 #ifdef SYMBIAN_ZERO_COPY_NETWORKING |
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94 iCommsBufPond.Close(); |
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95 #else |
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96 delete iMBufManager; |
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97 #endif // SYMBIAN_ZERO_COPY_NETWORKING |
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98 } |
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99 |
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100 #ifdef _DEBUG |
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101 TInt CC32RootServer::RunError(TInt aError) |
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102 { |
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103 __CFLOG_1(KLogSubSysRS, KLogCode, _L8("CRootServer::RunError:%d" ), aError); |
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104 return aError; |
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105 } |
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106 #endif // _DEBUG |
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107 |
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108 TInt CC32RootServer::AdjustMBufPool(const TRSSetMBufMnr &aMBufParamsPckg) |
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109 /** Adjust the buffer pool size. |
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110 Doesn't actually adjust the pool, can only be called when there |
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111 is no pool instantiated. If a pool is already instantiated, returns KErrInUse. |
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112 @internalComponent |
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113 @param aBufPoolSize The new size of the buffer pool in bytes. |
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114 @return An error code |
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115 */ |
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116 { |
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117 const TRSSetMBufMnrContainer &mbufParams = aMBufParamsPckg(); |
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118 __CFLOG_2(KLogSubSysRS, KLogCode, _L8("CRootServer - AdjustMBufPool to %d Init and %d Max."), |
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119 mbufParams.iInitSize, mbufParams.iMaxSize); |
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120 |
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121 // Can't do this if it is already in use |
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122 if(CpmCount()>0) |
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123 return KErrInUse; |
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124 #ifndef SYMBIAN_ZERO_COPY_NETWORKING |
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125 if(iInitMBufPoolSize == mbufParams.iInitSize && iMaxMBufPoolSize == mbufParams.iMaxSize) |
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126 { |
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127 return KErrNone; |
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128 } |
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129 |
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130 // Finally register new size. |
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131 iInitMBufPoolSize = mbufParams.iInitSize; |
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132 iMaxMBufPoolSize = mbufParams.iMaxSize; |
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133 |
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134 // Delete MBufManager, it will be lazy loaded with new value when needed |
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135 if(iMBufManager!=NULL) |
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136 { |
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137 delete iMBufManager; |
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138 iMBufManager=NULL; |
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139 } |
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140 #endif // SYMBIAN_ZERO_COPY_NETWORKING |
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141 return KErrNone; |
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142 } |
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143 |
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144 TInt CC32RootServer::AdjustMBufSizeAllocInfo(const TRSAddMBufAllocInfo &aMBufParamsPckg) |
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145 /** Adjust (aka add) the mbuf size alloc info |
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146 @internalComponent |
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147 @param aBufPoolSize The new size of the buffer pool in bytes. |
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148 @return An error code |
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149 */ |
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150 { |
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151 const TRSAddMBufAllocInfoContainer &mBufAllocSizeInfo = aMBufParamsPckg(); |
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152 __CFLOG_4(KLogSubSysRS, KLogCode, _L8("CRootServer::AdjustMBufSizeAllocInfo() - mbufSize=%d initialAlloc=%d minGrowth=%d growthThreshold=%d"), |
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153 mBufAllocSizeInfo.iMBufSize, mBufAllocSizeInfo.iInitialAllocation, mBufAllocSizeInfo.iMinGrowth, mBufAllocSizeInfo.iGrowthThreshold); |
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154 |
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155 // store params - they will be retrieved set during the lazy load |
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156 return iMBufSizeAllocInfo.Append(mBufAllocSizeInfo); |
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157 } |
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158 |
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159 void CC32RootServer::LazyLoadL() |
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160 /** Instantiate the MBuf Manager. |
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161 If the MBufManager is not already running, then create a new |
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162 instance of it. |
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163 @internalComponent |
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164 */ |
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165 { |
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166 #ifdef SYMBIAN_ZERO_COPY_NETWORKING |
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167 if(TCommsBufPondTLSOp::Get().IsNull()) |
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168 { |
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169 __CFLOG_0(KLogSubSysRS, KLogCode, |
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170 _L8("CRootServer - Lazy loading CommsBuf Pond.")); |
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171 RArray<TCommsBufPoolCreateInfo> bufPoolCreateInfoArray; |
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172 // configure the mbuf size allocation info |
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173 for (int i=0; i < iMBufSizeAllocInfo.Count(); i++) |
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174 { |
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175 TRSAddMBufAllocInfoContainer &allocInfo = iMBufSizeAllocInfo[i]; |
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176 __CFLOG_4(KLogSubSysRS, KLogCode, |
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177 _L8("CRootServer::LazyLoadMBufManagerL(); - about to add mbuf size alloc info - mbufSize=%d initialAlloc=%d minGrowth=%d growthThreshold=%d"), |
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178 allocInfo.iMBufSize, allocInfo.iInitialAllocation, |
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179 allocInfo.iMinGrowth, allocInfo.iGrowthThreshold); |
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180 TCommsBufPoolCreateInfo createInfo; |
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181 createInfo.iBufSize = allocInfo.iMBufSize; |
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182 createInfo.iInitialBufs = allocInfo.iInitialAllocation; |
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183 createInfo.iGrowByBufs = allocInfo.iMinGrowth; |
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184 createInfo.iMinFreeBufs = allocInfo.iGrowthThreshold; |
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185 createInfo.iCeiling = allocInfo.iPoolCeiling; |
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186 bufPoolCreateInfoArray.AppendL(createInfo); |
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187 } |
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188 User::LeaveIfError(iCommsBufPond.Open(bufPoolCreateInfoArray)); |
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189 } |
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190 #else |
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191 if(iMBufManager==NULL) |
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192 { |
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193 __CFLOG_2(KLogSubSysRS, KLogCode, |
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194 _L8("CRootServer - Lazy loading MBuf Manager. %d initial bytes - can grow to %d bytes."), |
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195 iInitMBufPoolSize,iMaxMBufPoolSize); |
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196 |
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197 iMBufManager = CMBufManager::NewL(iMaxMBufPoolSize, iMBufSizeAllocator); |
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198 |
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199 if (iMBufSizeAllocator) |
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200 { |
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201 // configure the mbuf size allocation info |
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202 for (int i=0; i < iMBufSizeAllocInfo.Count(); i++) |
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203 { |
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204 TRSAddMBufAllocInfoContainer &allocInfo = iMBufSizeAllocInfo[i]; |
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205 __CFLOG_4(KLogSubSysRS, KLogCode, |
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206 _L8("CRootServer::LazyLoadMBufManagerL(); - about to add mbuf size alloc info - mbufSize=%d initialAlloc=%d minGrowth=%d growthThreshold=%d"), |
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207 allocInfo.iMBufSize, allocInfo.iInitialAllocation, |
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208 allocInfo.iMinGrowth, allocInfo.iGrowthThreshold); |
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209 iMBufSizeAllocator->AddL(allocInfo.iMBufSize, allocInfo.iInitialAllocation, |
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210 allocInfo.iMinGrowth, allocInfo.iGrowthThreshold); |
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211 } |
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212 |
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213 iMBufSizeAllocator->Commit(); |
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214 } |
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215 iMBufSizeAllocInfo.Close(); |
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216 } |
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217 |
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218 #endif // SYMBIAN_ZERO_COPY_NETWORKING |
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219 } |
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220 |
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221 |
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222 TBool CC32RootServer::IsCallerConfigurator(const CRootServerSession* aSession, const RMessage2& aMessage) |
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223 /** If The Configurator has been determined then any other session asking isn't. Otherwise the |
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224 first configurator process to ask becomes The Configurator. Note that this would fail if The |
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225 Configurator opened a second session, but it doesn't (and it's internalTech) |
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226 */ |
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227 { |
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228 if(!iTheConfiguratorSession) |
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229 { |
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230 RThread client; |
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231 TInt err = aMessage.Client(client); |
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232 if(err == KErrNone) |
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233 { |
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234 static _LIT_SECURITY_POLICY_S1(configuratorPolicy, KUidC32StartProcess, ECapabilityProtServ); |
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235 if(configuratorPolicy.CheckPolicy(client)) |
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236 { |
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237 iTheConfiguratorSession = aSession; |
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238 } |
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239 client.Close(); |
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240 } |
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241 } |
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242 return iTheConfiguratorSession == aSession; |
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243 } |
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244 |
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245 void CC32RootServer::DisconnectSession(const CRootServerSession* aSession) |
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246 { |
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247 if(iTheConfiguratorSession == aSession) |
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248 { |
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249 iTheConfiguratorSession = NULL; |
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250 } |
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251 } |
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252 |
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253 CSession2* CC32RootServer::NewSessionL(const TVersion &aVersion, const RMessage2& /*aMessage*/) const |
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254 /** Create new session object. |
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255 @internalComponent |
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256 */ |
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257 { |
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258 __CFLOG(KLogSubSysRS, KLogCode,_L8("CC32RootServer - NewSession")); |
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259 |
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260 TVersion v(TVersion(KRS32MajorVersionNumber,KRS32MinorVersionNumber,KRS32BuildVersionNumber)); |
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261 TBool r = User::QueryVersionSupported(v, aVersion); |
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262 if (r==EFalse) |
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263 User::Leave(KErrNotSupported); |
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264 CC32RootServerSession* p = new(ELeave) CC32RootServerSession(this); |
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265 return p; |
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266 } |
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267 |
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268 |
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269 CC32RootServerSession::CC32RootServerSession(const CRootServer* aRootServer):CRootServerSession(aRootServer) |
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270 { |
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271 } |
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272 |
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273 CC32RootServerSession::~CC32RootServerSession() |
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274 { |
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275 } |
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276 |
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277 void CC32RootServerSession::ServiceL(const RMessage2& aMessage) |
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278 { |
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279 TInt result = KErrGeneral; |
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280 TBool completeNow = ETrue; |
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281 switch ((aMessage.Function())) |
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282 { |
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283 case RSSetMBufPoolSize: |
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284 result = SetMBufPoolSize(aMessage); |
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285 break; |
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286 |
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287 case RSAddMBufAllocInfo: |
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288 result = AddMBufAllocInfo(aMessage); |
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289 break; |
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290 |
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291 case RSIsCallerConfigurator: |
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292 result = IsCallerConfigurator(aMessage); |
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293 break; |
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294 |
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295 case RSDbgFailNextMbuf: |
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296 case RSDbgSetMbufPoolLimit: |
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297 case RSDbgCheckMbuf: |
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298 case RSDbgMbufFreeSpace: |
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299 case RSDbgMbufTotalSpace: |
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300 result = KErrNotSupported; |
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301 break; |
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302 |
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303 default: |
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304 CRootServerSession::ServiceL(aMessage); |
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305 completeNow = EFalse; |
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306 break; |
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307 } |
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308 |
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309 if(completeNow) |
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310 { |
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311 aMessage.Complete(result); |
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312 } |
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313 } |
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314 |
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315 TInt CC32RootServerSession::IsCallerConfigurator(const RMessage2& aMessage) |
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316 { |
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317 return (TInt) iRootServer->IsCallerConfigurator(this, aMessage); |
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318 } |
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319 |
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320 TInt CC32RootServerSession::SetMBufPoolSize(const RMessage2& aMessage) |
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321 { |
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322 // Do the dirty business and return the result |
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323 TInt ret; |
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324 TRSSetMBufMnr params; |
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325 ret = aMessage.Read(0,params); |
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326 if (ret != KErrNone) |
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327 { |
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328 return ret; |
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329 } |
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330 return (static_cast <CC32RootServer*> (iRootServer))->AdjustMBufPool(params); |
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331 } |
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332 |
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333 // set the mbuf size allocation information |
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334 TInt CC32RootServerSession::AddMBufAllocInfo(const RMessage2& aMessage) |
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335 { |
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336 TRSAddMBufAllocInfo params; |
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337 TInt ret = aMessage.Read(0, params); |
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338 if (ret != KErrNone) |
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339 { |
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340 return ret; |
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341 } |
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342 return (static_cast <CC32RootServer*> (iRootServer))->AdjustMBufSizeAllocInfo(params); |
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343 } |
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344 |
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345 |
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346 TInt E32Main() |
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347 /** Life starts here. ONly purpose is to run RunRootServer() from c32rootsrv.dll |
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348 */ |
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349 { |
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350 __FLOG_DECLARATION_VARIABLE; |
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351 __FLOG_STMT( _LIT8( KRSLogSubSys, "RootServer" ) ); |
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352 __FLOG_STMT( _LIT8( KRSLogComp, "event" ) ); |
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353 __FLOG_OPEN( KRSLogSubSys, KRSLogComp ); |
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354 __FLOG( _L8("C32exe.exe - E32Main calling RunRootServer in DLL") ); |
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355 __FLOG_CLOSE; |
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356 |
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357 TRootServerStartupInfo info; |
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358 info.iPriority = CActive::EPriorityStandard; |
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359 info.iServerName = KRootServerName; |
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360 info.iRootServerCtor = CC32RootServer::NewL; |
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361 info.iDeathKey = KUidC32RootModuleDeathKey; |
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362 info.iLeakKey.iUid = KUidCommsModuleLeakCounter; |
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363 info.iProcessKey = KUidCommsProcess; |
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364 return RunRootServer(info); // Load Root Server. Blocks by starting the active scheduler |
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365 } |
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366 |