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1 /* |
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2 * Copyright (c) 2003 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: Observer of System Agent events |
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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 <es_sock.h> |
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22 #include <PSVariables.h> // Publish & Subscribe |
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23 #include <MmTsy_names.h> |
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24 |
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25 // User Includes |
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26 #include "httpfilterConnHandlerObserverPS.h" |
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27 #include "mconnectioncallback.h" |
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28 // #include <flogger.h> |
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29 //_LIT(KDir, "connFilter"); |
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30 //_LIT(KFile, "filtererr.txt"); |
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31 |
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32 // EXTERNAL DATA STRUCTURES |
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33 |
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34 // EXTERNAL FUNCTION PROTOTYPES |
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35 |
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36 // CONSTANTS |
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37 const TInt KMaxOutOfCoverageTime = 60*1000000; //60 sec - Updated to 60 secs as part of error fix JSIN-7JSE6H |
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38 |
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39 // MACROS |
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40 |
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41 // LOCAL CONSTANTS AND MACROS |
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42 |
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43 // MODULE DATA STRUCTURES |
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44 |
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45 // LOCAL FUNCTION PROTOTYPES |
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46 |
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47 // FORWARD DECLARATIONS |
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48 |
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49 // ============================= LOCAL FUNCTIONS =============================== |
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50 |
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51 |
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52 // ============================ MEMBER FUNCTIONS =============================== |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CHttpFilterConnHandlerObserver::CHttpFilterConnHandlerObserver |
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56 // C++ default constructor can NOT contain any code, that |
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57 // might leave. |
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58 // ----------------------------------------------------------------------------- |
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59 |
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60 CHttpFilterConnHandlerObserver::CHttpFilterConnHandlerObserver(MConnectionCallback* aConnCallback): |
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61 CActive(CActive::EPriorityHigh),iConnCallback(aConnCallback) |
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62 { |
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63 iObserverState = EIdle; |
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64 // hardcode iUidValue = KPSUidGprsStatusValue for GPRS |
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65 // The iUidValue and iBearerType will be defined after connection is done |
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66 iUidValue = 0; // no default value, as it will be set on Network mode check |
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67 iPrevUidValue = 0; // no default value, as it will be set on Network mode check |
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68 iBearerType = EApBearerTypeGPRS; // it is hardcoded in Connection manager, and it does not depend on GPRS nor 3G/WCDMA |
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69 |
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70 } |
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71 |
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72 // ----------------------------------------------------------------------------- |
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73 // CHttpFilterConnHandlerObserver::ConstructL |
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74 // ------------------------------------------------------------------------------ |
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75 void CHttpFilterConnHandlerObserver::ConstructL() |
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76 { |
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77 // Note: the CHttpFilterConnHandlerObserver object s.b. created after connection is set for particular bearer |
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78 User::LeaveIfError(iGPRSStateProperty.Attach(KUidSystemCategory, KPSUidGprsStatusValue)); |
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79 User::LeaveIfError(iWCDMAStateProperty.Attach(KUidSystemCategory, KPSUidWcdmaStatusValue)); |
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80 |
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81 CActiveScheduler::Add(this); |
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82 iSuspendTimer = CPeriodic::NewL(CActive::EPriorityLow ); |
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83 if( !iTelServer.Handle() ) |
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84 { |
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85 // this initialization needed for identifying 3G networks |
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86 // |
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87 User::LeaveIfError( iTelServer.Connect() ); |
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88 User::LeaveIfError( iTelServer.LoadPhoneModule( KMmTsyModuleName ) ); |
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89 |
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90 TInt numPhones; |
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91 User::LeaveIfError( iTelServer.EnumeratePhones( numPhones ) ); |
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92 if( numPhones <= 0 ) |
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93 { |
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94 // Huh??? |
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95 User::Leave( KErrCorrupt ); |
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96 } |
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97 |
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98 RTelServer::TPhoneInfo phoneInfo; |
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99 User::LeaveIfError( iTelServer.GetPhoneInfo( 0, phoneInfo ) ); |
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100 User::LeaveIfError( iMobilePhone.Open( iTelServer, phoneInfo.iName ) ); |
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101 User::LeaveIfError( iMobilePhone.Initialise() ); |
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102 |
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103 RMobilePhone::TMobilePhoneNetworkMode networkMode; |
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104 User::LeaveIfError( iMobilePhone.GetCurrentMode( networkMode ) ); |
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105 |
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106 if( networkMode == RMobilePhone::ENetworkModeWcdma || |
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107 networkMode == RMobilePhone::ENetworkModeTdcdma ) |
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108 { // 3G/WCDMA mode |
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109 iUidValue = KPSUidWcdmaStatusValue; |
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110 } |
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111 else if ( networkMode == RMobilePhone::ENetworkModeGsm || |
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112 networkMode == RMobilePhone::ENetworkModeUnknown || |
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113 networkMode == RMobilePhone::ENetworkModeUnregistered ) |
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114 { |
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115 iUidValue = KPSUidGprsStatusValue; |
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116 } |
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117 } |
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118 |
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119 // initial subscription and process current property value |
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120 RunL(); |
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121 } |
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122 |
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123 // ----------------------------------------------------------------------------- |
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124 // CHttpFilterConnHandlerObserver::NewL |
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125 // |
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126 // Creats an instance of the CHttpFilterConnHandlerObserver |
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127 // ------------------------------------------------------------------------------ |
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128 CHttpFilterConnHandlerObserver* CHttpFilterConnHandlerObserver::NewL(MConnectionCallback* aConnCallback) |
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129 { |
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130 CHttpFilterConnHandlerObserver* self = new( ELeave ) CHttpFilterConnHandlerObserver(aConnCallback); |
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131 CleanupStack::PushL( self ); |
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132 self->ConstructL(); |
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133 CleanupStack::Pop(); |
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134 return self; |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CHttpFilterConnHandlerObserver::~CHttpFilterConnHandlerObserver |
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139 // |
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140 // Destructor |
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141 // ------------------------------------------------------------------------------ |
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142 CHttpFilterConnHandlerObserver::~CHttpFilterConnHandlerObserver() |
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143 { |
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144 Cancel(); |
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145 iGPRSStateProperty.Close(); |
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146 iWCDMAStateProperty.Close(); |
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147 iMobilePhone.Close(); |
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148 iTelServer.Close(); |
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149 if ( iSuspendTimer ) |
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150 iSuspendTimer->Cancel(); |
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151 delete iSuspendTimer; |
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152 } |
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153 |
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154 // ----------------------------------------------------------------------------- |
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155 // CHttpFilterConnHandlerObserver::DoCancel |
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156 // |
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157 // Cancellation of notify. |
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158 // ------------------------------------------------------------------------------ |
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159 void CHttpFilterConnHandlerObserver::DoCancel() |
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160 { |
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161 if (iPrevUidValue == KPSUidGprsStatusValue) |
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162 iGPRSStateProperty.Cancel(); |
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163 else if (iPrevUidValue == KPSUidWcdmaStatusValue) |
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164 iWCDMAStateProperty.Cancel(); |
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165 } |
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166 |
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167 // ----------------------------------------------------------------------------- |
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168 // CHttpFilterConnHandlerObserver::RunL |
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169 // |
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170 // This method will be called when the iGPRSStateProperty or iWCDMAStateProperty is updated |
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171 // ------------------------------------------------------------------------------ |
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172 void CHttpFilterConnHandlerObserver::RunL() |
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173 { |
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174 TInt state; |
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175 TInt err = KErrNone; |
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176 // resubscribe before processing new value |
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177 |
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178 RMobilePhone::TMobilePhoneNetworkMode networkMode; |
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179 User::LeaveIfError( iMobilePhone.GetCurrentMode( networkMode ) ); |
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180 |
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181 if( networkMode == RMobilePhone::ENetworkModeWcdma || |
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182 networkMode == RMobilePhone::ENetworkModeTdcdma ) |
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183 { |
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184 iUidValue = KPSUidWcdmaStatusValue; |
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185 // Subscribing to 3G/WCDMA status events |
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186 iWCDMAStateProperty.Subscribe(iStatus); |
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187 |
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188 SetActive(); |
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189 |
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190 if (iPrevUidValue == KPSUidGprsStatusValue) |
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191 { |
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192 err = iGPRSStateProperty.Get(state); |
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193 } |
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194 else |
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195 { |
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196 err = iWCDMAStateProperty.Get(state); |
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197 } |
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198 iPrevUidValue = KPSUidWcdmaStatusValue; |
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199 } |
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200 else if ( networkMode == RMobilePhone::ENetworkModeGsm || |
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201 networkMode == RMobilePhone::ENetworkModeUnknown || |
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202 networkMode == RMobilePhone::ENetworkModeUnregistered ) |
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203 { |
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204 iUidValue = KPSUidGprsStatusValue; |
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205 // Subscribing to 2G/GPRS status events |
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206 iGPRSStateProperty.Subscribe(iStatus); |
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207 |
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208 SetActive(); |
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209 |
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210 if (iPrevUidValue == KPSUidWcdmaStatusValue) |
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211 { |
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212 err = iWCDMAStateProperty.Get(state); |
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213 } |
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214 else |
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215 { |
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216 err = iGPRSStateProperty.Get(state); |
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217 } |
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218 iPrevUidValue = KPSUidGprsStatusValue; |
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219 } |
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220 |
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221 |
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222 if(err == KErrNone) |
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223 { |
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224 HandleStatePropertyL(state); |
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225 } |
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226 } |
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227 |
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228 // ----------------------------------------------------------------------------- |
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229 // CHttpFilterConnHandlerObserver::GetStateL |
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230 // |
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231 // Get state property |
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232 // ------------------------------------------------------------------------------ |
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233 void CHttpFilterConnHandlerObserver::GetStateL(TInt iUidValue, TInt& aState) |
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234 { |
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235 TInt ret = KErrNone; |
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236 switch( iUidValue ) |
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237 { |
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238 case KPSUidGprsStatusValue: |
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239 { |
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240 ret = iGPRSStateProperty.Get(KUidSystemCategory, iUidValue, aState); |
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241 } |
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242 break; |
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243 |
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244 case KPSUidWcdmaStatusValue: |
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245 { |
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246 ret = iWCDMAStateProperty.Get(KUidSystemCategory, iUidValue, aState); |
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247 } |
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248 break; |
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249 |
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250 default: |
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251 break; |
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252 } |
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253 if ( ret != KErrNotFound && ret != KErrNone ) |
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254 { |
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255 User::Leave( ret ); |
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256 } |
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257 } |
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258 |
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259 // ----------------------------------------------------------------------------- |
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260 // CHttpFilterConnHandlerObserver::SetObserverState |
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261 // |
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262 // Set iObserverState data member (observer state) |
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263 // ------------------------------------------------------------------------------ |
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264 void CHttpFilterConnHandlerObserver::SetObserverState(TInt aState) |
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265 { |
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266 iObserverState = aState; |
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267 } |
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268 |
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269 // ----------------------------------------------------------------------------- |
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270 // CHttpFilterConnHandlerObserver::SetBearerTypeAndUid |
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271 // |
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272 // Set iBearerType |
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273 // ------------------------------------------------------------------------------ |
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274 void CHttpFilterConnHandlerObserver::SetBearerTypeAndUid(TApBearerType aBearerType) |
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275 { |
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276 TInt state; |
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277 iBearerType = aBearerType; |
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278 // set uid according to iBearerType |
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279 switch( iBearerType ) |
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280 { |
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281 case EApBearerTypeGPRS: |
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282 { |
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283 RMobilePhone::TMobilePhoneNetworkMode networkMode; |
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284 User::LeaveIfError( iMobilePhone.GetCurrentMode( networkMode ) ); |
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285 |
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286 if( networkMode == RMobilePhone::ENetworkModeWcdma || |
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287 networkMode == RMobilePhone::ENetworkModeTdcdma ) |
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288 { |
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289 User::LeaveIfError(iWCDMAStateProperty.Get(KUidSystemCategory, KPSUidWcdmaStatusValue, state)); |
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290 iUidValue = KPSUidWcdmaStatusValue; |
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291 } |
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292 else if ( networkMode == RMobilePhone::ENetworkModeGsm || |
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293 networkMode == RMobilePhone::ENetworkModeUnknown || |
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294 networkMode == RMobilePhone::ENetworkModeUnregistered ) |
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295 { |
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296 User::LeaveIfError(iGPRSStateProperty.Get(KUidSystemCategory, KPSUidGprsStatusValue, state)); |
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297 iUidValue = KPSUidGprsStatusValue; |
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298 } |
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299 } |
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300 break; |
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301 |
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302 case EApBearerTypeCDMA: |
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303 { |
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304 iUidValue = KPSUidWcdmaStatusValue; |
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305 } |
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306 break; |
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307 |
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308 default: |
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309 break; |
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310 } |
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311 } |
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312 |
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313 |
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314 // ----------------------------------------------------------------------------- |
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315 // CHttpFilterConnHandlerObserver::GetObserverState |
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316 // |
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317 // Set iRequested data member |
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318 // ------------------------------------------------------------------------------ |
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319 void CHttpFilterConnHandlerObserver::GetObserverState(TInt& aState) |
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320 { |
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321 aState = iObserverState; |
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322 } |
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323 |
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324 // ----------------------------------------------------------------------------- |
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325 // CHttpFilterConnHandlerObserver::HandleStatePropertyL |
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326 // |
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327 // This method will be called when the StateProperty will be updated |
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328 // In case of GPRS: |
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329 // EPSGprsUnattached, |
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330 // EPSGprsAttach, |
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331 // EPSGprsContextActive, |
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332 // EPSGprsSuspend, |
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333 // EPSGprsContextActivating, |
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334 // EPSGprsMultibleContextActive |
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335 // Handle changed stateProperty |
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336 // ------------------------------------------------------------------------------ |
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337 void CHttpFilterConnHandlerObserver::HandleStatePropertyL(TInt aState ) |
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338 { |
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339 // RFileLogger::WriteFormat(KDir, KFile, EFileLoggingModeAppend, _L8("GPRS %d"), aState); |
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340 // RFileLogger::WriteFormat(KDir, KFile, EFileLoggingModeAppend, _L8("Obs state %d"), iObserverState); |
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341 // handle GPRS bearer type |
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342 if (iUidValue == KPSUidGprsStatusValue || iUidValue == KPSUidWcdmaStatusValue) |
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343 { |
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344 switch (aState) |
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345 { |
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346 case EPSGprsSuspend: // including case EPSWcdmaSuspend: |
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347 |
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348 if (iObserverState == EActiveReady) |
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349 { |
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350 // start the timer. If the ESAGprsContextActive event will not occure |
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351 // before the timer expired the |
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352 // current transaction will be canceled and the user will be notified. |
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353 iSuspendTimer->Cancel(); |
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354 iSuspendTimer->Start( |
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355 KMaxOutOfCoverageTime, |
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356 0, // No interval |
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357 TCallBack( TimerSuspendCallback, this ) ); |
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358 |
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359 iObserverState = ESuspended; |
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360 } |
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361 break; |
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362 |
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363 case EPSGprsUnattached: // including case EPSWcdmaUnattached: |
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364 if (iObserverState == ESuspended) |
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365 { |
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366 iSuspendTimer->Cancel(); |
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367 iConnCallback->CoverageEvent(EErrWaitTimeout); |
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368 iObserverState = EIdle; |
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369 } |
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370 break; |
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371 |
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372 case EPSGprsContextActive: // case EPSWcdmaContextActive: |
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373 case EPSGprsMultibleContextActive: // case EPSWcdmaMultipleContextActive: |
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374 if (iObserverState == ESuspended) |
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375 { |
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376 // Signal came back, so just stop a timer |
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377 iSuspendTimer->Cancel(); |
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378 iObserverState = EActiveReady; |
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379 } |
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380 break; |
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381 |
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382 default: |
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383 break; |
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384 |
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385 } //switch |
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386 } |
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387 } |
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388 |
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389 // ----------------------------------------------------------------------------- |
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390 // CHttpFilterConnHandlerObserver::DoTimerSuspend |
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391 // callback function for the TimerSuspended |
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392 // ----------------------------------------------------------------------------- |
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393 // |
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394 void CHttpFilterConnHandlerObserver::DoTimerSuspend() |
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395 { |
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396 iSuspendTimer->Cancel(); |
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397 |
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398 TInt gprsState = EPSGprsSuspend; |
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399 TInt wcdmaState = EPSWcdmaSuspend; |
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400 |
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401 iGPRSStateProperty.Get(KUidSystemCategory, KPSUidGprsStatusValue, gprsState); |
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402 iWCDMAStateProperty.Get(KUidSystemCategory, KPSUidWcdmaStatusValue, wcdmaState); |
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403 |
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404 if (gprsState == EPSGprsSuspend && wcdmaState == EPSWcdmaSuspend) |
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405 { |
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406 // Note that this will be run also if there was an error when getting Gprs/Wcdma status |
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407 // because they were initialized to 'suspend' |
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408 if (iObserverState == ESuspended) |
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409 { |
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410 iObserverState = EIdle; |
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411 iConnCallback->CoverageEvent(EErrWaitTimeout); |
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412 // RFileLogger::WriteFormat(KDir, KFile, EFileLoggingModeAppend, _L8("CTimer:Event")); |
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413 } |
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414 } |
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415 else |
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416 { |
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417 iObserverState = EActiveReady; |
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418 } |
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419 } |
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420 |
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421 // ----------------------------------------------------------------------------- |
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422 // CHttpFilterConnHandlerObserver::TimerSuspendCallback |
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423 // callback function for the TimerSuspended |
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424 // ----------------------------------------------------------------------------- |
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425 // |
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426 TInt CHttpFilterConnHandlerObserver::TimerSuspendCallback(TAny* aAny ) |
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427 { |
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428 ((CHttpFilterConnHandlerObserver*)aAny)->DoTimerSuspend(); |
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429 return KErrNone; |
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430 } |
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431 |
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432 // End of File |
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433 |