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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 // PSD-specific logging class |
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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 PsdLogger.cpp |
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20 */ |
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21 |
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22 #include "psdlogger.h" |
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23 #include "psdagt.h" |
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24 #include <comms-infras/cagentsmbase.h> |
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25 #include <logengevents.h> |
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26 |
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27 CDataLogger* CDataLogger::NewL(MPsdEnv* aPsdSM,MAgentNotify* aObserver) |
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28 /** |
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29 Constructing an object of class CDataLogger, pushing it into the clean up stack and popping it. |
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30 |
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31 @return a pointer to class CDataLogger. |
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32 */ |
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33 { |
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34 CDataLogger* log = new (ELeave) CDataLogger(aPsdSM,aObserver); |
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35 CleanupStack::PushL(log); |
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36 log->ConstructL(); |
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37 CleanupStack::Pop(); |
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38 return log; |
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39 } |
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40 |
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41 CDataLogger::CDataLogger(MPsdEnv* aPsdSM,MAgentNotify* aObserver) |
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42 : iSM(aPsdSM), iSMObserver(aObserver) |
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43 /** |
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44 Constructor |
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45 */ |
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46 { |
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47 } |
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48 |
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49 void CDataLogger::ConstructL() |
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50 { |
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51 iRegularUpdater = CPeriodic::NewL(EPriorityLow); |
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52 } |
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53 |
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54 CDataLogger::~CDataLogger() |
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55 { |
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56 delete iRegularUpdater; |
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57 } |
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58 |
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59 void CDataLogger::Start() |
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60 /** |
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61 This must not log anything immediately because the asynchronous log start will probably |
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62 still be outstanding (started by the Open state) we must therefore wait for this start to complete |
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63 we will therefore wait for the time KRegularUpdateInterval before commencing logging otherwise |
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64 the log will not be open once we begin writing to it. |
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65 |
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66 Assumption: log start takes less time than KRegularUpdateInterval. |
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67 We use the Active-Objectness of CDataLogger to cope with the asynchronous logging of |
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68 data transferred, with the same assumption as above. |
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69 */ |
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70 { |
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71 __ASSERT_DEBUG(iSM,User::Invariant()); |
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72 |
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73 TCallBack callbackfn(CDataLogger::Update, this); |
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74 iRegularUpdater->Start(KRegularUpdateInterval,KRegularUpdateInterval,callbackfn); |
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75 } |
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76 |
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77 void CDataLogger::StopL() |
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78 /** |
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79 No longer an active object |
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80 LogDataUpdateEvent will put the request in a queue |
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81 and process when available |
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82 */ |
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83 { |
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84 iRegularUpdater->Cancel(); |
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85 |
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86 TInt ret=KErrNone; |
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87 if(iSM->Config().TsySupportsDataTransferInfoL(iSM->PacketNetwork())) |
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88 { |
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89 ret = iSM->Context().GetDataVolumeTransferred(iVolumeTransferred); |
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90 } |
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91 else // retrieve last values from PPP |
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92 { |
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93 TPckg<RPacketContext::TDataVolume> dataPackage(iVolumeTransferred); |
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94 ret = iSMObserver->Notification(EAgentToNifEventTypeGetDataTransfer,&dataPackage); |
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95 } |
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96 if (ret==KErrNone) |
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97 LogData(); |
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98 } |
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99 |
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100 TInt CDataLogger::Update(TAny* aContext) |
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101 /** |
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102 This function is called every minute |
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103 */ |
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104 { |
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105 CDataLogger* datalogger = REINTERPRET_CAST(CDataLogger*,aContext); |
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106 TRAPD(ret,datalogger->RegularUpdateL()); |
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107 return ret; |
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108 } |
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109 |
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110 void CDataLogger::RegularUpdateL() |
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111 /** |
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112 Only logs if there has been change. |
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113 */ |
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114 { |
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115 |
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116 __ASSERT_DEBUG(iSM,User::Invariant()); |
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117 __ASSERT_DEBUG(iSMObserver,User::Invariant()); |
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118 |
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119 RPacketContext::TDataVolume newVolume; |
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120 if(iSM->Config().TsySupportsDataTransferInfoL(iSM->PacketNetwork())) |
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121 // does the phone support counting the data volume transfer? |
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122 { |
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123 User::LeaveIfError(iSM->Context().GetDataVolumeTransferred(newVolume)); |
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124 } |
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125 else // if not request values from PPP instead |
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126 { |
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127 TPckg<RPacketContext::TDataVolume> dataPackage(newVolume); |
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128 User::LeaveIfError(iSMObserver->Notification(EAgentToNifEventTypeGetDataTransfer,&dataPackage)); |
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129 } |
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130 |
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131 if (IsVolumeChanged(newVolume)) |
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132 { |
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133 iVolumeTransferred = newVolume; |
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134 LogData(); |
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135 } |
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136 } |
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137 |
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138 void CDataLogger::LogData() |
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139 { |
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140 TInt64 sent = MAKE_TINT64(iVolumeTransferred.iOverflowCounterSent,iVolumeTransferred.iBytesSent); |
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141 TInt64 recvd = MAKE_TINT64(iVolumeTransferred.iOverflowCounterReceived,iVolumeTransferred.iBytesReceived); |
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142 iSM->Logger()->LogDataUpdateEvent(CEventLogger::KConnectionStatusIdNotAvailable, KLogPacketDataEventTypeUid, sent,recvd); |
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143 } |
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144 |
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145 TBool CDataLogger::IsVolumeChanged(RPacketContext::TDataVolume& aNewVolume) const |
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146 { |
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147 return (aNewVolume.iBytesReceived!=iVolumeTransferred.iBytesReceived || |
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148 aNewVolume.iBytesSent!=iVolumeTransferred.iBytesSent); |
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149 } |
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150 |