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1 /* |
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2 * Copyright (c) 2006-2009 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: ECOM plugin implementation |
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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 * %version: 7 % |
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20 */ |
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21 |
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22 // INCLUDE FILES |
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23 #include <e32std.h> |
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24 #include <ecom/implementationproxy.h> |
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25 #include <commdb.h> |
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26 #include <psmsettingsprovider.h> |
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27 #include "wdbifwlandefs.h" |
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28 #include <wlanmgmtclient.h> |
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29 #include "wlanpsmplugin.h" |
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30 #include "am_debug.h" |
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31 |
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32 // CONSTANT DEFINITIONS |
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33 const TUint32 KWlanPsmConfigId = 0x200100C0; |
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34 |
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35 enum TPsmPluginFirstKeys |
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36 { |
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37 EWlanPsmKey1 = 1 |
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38 }; |
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39 |
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40 /** |
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41 * Pairs ECom implementation UIDs with a pointer to the instantiation |
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42 * method for that implementation. Required for all ECom implementation |
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43 * collections. |
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44 */ |
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45 const TImplementationProxy ImplementationTable[] = |
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46 { |
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47 {{0x200100C2}, reinterpret_cast<TProxyNewLPtr>(CWlanPsmPlugin::NewL)} |
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48 }; |
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49 |
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50 // ========================== EXPORTED FUNCTIONS ========================= |
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51 |
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52 // --------------------------------------------------------- |
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53 // Returns an instance of the proxy table. |
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54 // Returns: KErrNone |
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55 // --------------------------------------------------------- |
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56 // |
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57 EXPORT_C const TImplementationProxy* ImplementationGroupProxy( TInt& aTableCount ) |
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58 { |
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59 aTableCount = sizeof( ImplementationTable ) / sizeof( TImplementationProxy ); |
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60 return ImplementationTable; |
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61 } |
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62 |
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63 // ============================ MEMBER FUNCTIONS =============================== |
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64 |
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65 // |
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66 // ---------------------------------------------------------------------------------- |
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67 // CWlanPsmPlugin::CWlanPsmPlugin() |
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68 // ---------------------------------------------------------------------------------- |
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69 // |
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70 CWlanPsmPlugin::CWlanPsmPlugin( TPsmPluginCTorParams& aInitParams ) : |
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71 CPsmPluginBase( aInitParams ) |
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72 { |
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73 DEBUG ( "CWlanPsmPlugin::CWlanPsmPlugin()" ); |
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74 } |
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75 |
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76 // ----------------------------------------------------------------------------- |
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77 // CWlanPsmPlugin::ConstructL( |
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78 // Symbian 2nd phase constructor can leave. |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 void CWlanPsmPlugin::ConstructL() |
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82 { |
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83 DEBUG ( "CWlanPsmPlugin::ConstructL()" ); |
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84 User::LeaveIfError( iWlmServer.Connect() ); |
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85 } |
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86 |
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87 // |
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88 // ---------------------------------------------------------------------------------- |
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89 // CWlanPsmPlugin::NewL() |
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90 // ---------------------------------------------------------------------------------- |
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91 // |
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92 // Two-phased constructor. |
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93 CWlanPsmPlugin* CWlanPsmPlugin::NewL( TPsmPluginCTorParams& aInitParams ) |
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94 { |
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95 DEBUG ( "CWlanPsmPlugin::NewL()" ); |
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96 |
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97 CWlanPsmPlugin* self = new ( ELeave ) CWlanPsmPlugin( aInitParams ); |
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98 |
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99 CleanupStack::PushL( self ); |
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100 self->ConstructL(); |
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101 CleanupStack::Pop( self ); |
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102 |
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103 return self; |
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104 } |
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105 |
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106 // |
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107 // ---------------------------------------------------------------------------------- |
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108 // CWlanPsmPlugin::~CWlanPsmPlugin() |
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109 // ---------------------------------------------------------------------------------- |
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110 // |
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111 // Destructor. |
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112 CWlanPsmPlugin::~CWlanPsmPlugin() |
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113 { |
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114 DEBUG ( "CWlanPsmPlugin::~CWlanPsmPlugin()" ); |
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115 iWlmServer.Close(); |
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116 } |
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117 |
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118 // |
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119 // ---------------------------------------------------------------------------------- |
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120 // CWlanPsmPlugin::NotifyModeChange() |
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121 // ---------------------------------------------------------------------------------- |
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122 // |
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123 void CWlanPsmPlugin::NotifyModeChange( const TInt aMode ) |
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124 { |
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125 DEBUG1( "CWlanPsmPlugin::NotifyModeChange(), Mode:%d", aMode ); |
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126 |
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127 //call the function that can Leave |
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128 TRAPD( err, NotifyModeChangeL(aMode) ); |
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129 if (err) |
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130 { |
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131 DEBUG("CWlanPsmPlugin::NotifyModeChange(), NotifyModeChangeL Leave'd"); |
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132 } |
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133 } |
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134 |
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135 |
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136 // |
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137 // ---------------------------------------------------------------------------------- |
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138 // CWlanPsmPlugin::NotifyModeChangeL() |
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139 // ---------------------------------------------------------------------------------- |
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140 // |
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141 void CWlanPsmPlugin::NotifyModeChangeL( const TInt aMode ) |
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142 { |
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143 |
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144 #ifdef _DEBUG |
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145 if( aMode == EPsmsrvModePowerSave ) |
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146 { |
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147 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - aMode: EPsmsrvModePowerSave (%d)", aMode ); |
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148 } |
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149 else if ( aMode == EPsmsrvPartialMode ) |
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150 { |
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151 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - aMode: EPsmsrvPartialMode (%d)", aMode ); |
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152 } |
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153 else if ( aMode == EPsmsrvModeNormal ) |
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154 { |
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155 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - aMode: EPsmsrvModeNormal (%d)", aMode ); |
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156 } |
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157 else |
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158 { |
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159 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - unrecognised aMode: %d", aMode ); |
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160 } |
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161 #endif |
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162 |
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163 //NOTE: The plugin changes only the current BG scan interval in CommsDat. |
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164 //Updating of Default BG scan interval in CenRep is taken care by PSM Engine |
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165 //using Passive configuration file. |
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166 |
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167 RConfigInfoArray infoArray; |
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168 TPsmsrvConfigInfo info1; |
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169 TUint32 bgScanIntervalCurrentlyInCommsDat, bgScanIntervalFromPsmFramework; |
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170 TBool updateBgScanIntervalToCommsDat = EFalse; |
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171 CCommsDatabase* commDB = NULL; |
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172 CCommsDbTableView* table = NULL; |
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173 |
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174 //Read current BG interval from CommsDat |
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175 commDB = CCommsDatabase::NewL(); |
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176 CleanupStack::PushL( commDB ); |
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177 |
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178 table = commDB->OpenViewMatchingUintLC( TPtrC(WLAN_DEVICE_SETTINGS), |
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179 TPtrC(WLAN_DEVICE_SETTINGS_TYPE), |
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180 KWlanUserSettings ); |
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181 |
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182 User::LeaveIfError( table->GotoFirstRecord() ); |
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183 |
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184 table->ReadUintL( TPtrC( WLAN_BG_SCAN_INTERVAL ), bgScanIntervalCurrentlyInCommsDat ); |
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185 |
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186 // Backup and Get settings... |
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187 info1.iConfigId = EWlanPsmKey1; |
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188 info1.iConfigType = EConfigTypeInt; |
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189 info1.iIntValue = bgScanIntervalCurrentlyInCommsDat; |
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190 infoArray.Append( info1 ); |
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191 |
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192 iSettingsProvider.BackupAndGetSettingsL( infoArray, KWlanPsmConfigId ); |
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193 |
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194 bgScanIntervalFromPsmFramework = infoArray[0].iIntValue; |
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195 |
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196 DEBUG2( "CWlanPsmPlugin::NotifyModeChangeL() - current value in CommsDat: %u, PSM Framework provided value: %u", |
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197 bgScanIntervalCurrentlyInCommsDat, bgScanIntervalFromPsmFramework); |
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198 |
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199 if ( EPsmsrvModePowerSave == aMode || EPsmsrvPartialMode == aMode ) |
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200 { |
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201 DEBUG( "CWlanPsmPlugin::NotifyModeChangeL() - PSM server mode is changing to EPsmsrvModePowerSave/EPsmsrvPartialMode" ); |
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202 |
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203 // if bg scan interval is neither non-zero nor automatic... |
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204 if ( bgScanIntervalCurrentlyInCommsDat != 0 && bgScanIntervalCurrentlyInCommsDat != 0xFFFFFFFF ) |
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205 { |
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206 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - storing Automatic value to CommsDat as current CommsDat value (%u) is non-zero and non-Automatic", |
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207 bgScanIntervalCurrentlyInCommsDat ); |
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208 // set bg scan interval to automatic |
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209 updateBgScanIntervalToCommsDat = ETrue; |
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210 } |
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211 #ifdef _DEBUG |
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212 else |
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213 { |
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214 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - CommsDat update not needed as current value (%u) is zero or Automatic", bgScanIntervalCurrentlyInCommsDat ); |
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215 } |
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216 #endif |
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217 } |
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218 else |
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219 { |
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220 DEBUG( "CWlanPsmPlugin::NotifyModeChangeL() - PSM server mode is changing to EPsmsrvModeNormal" ); |
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221 // If backed up value is... |
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222 // * zero -> if current value in commsdat is automatic, user has set bg scan to automatic during power save, no need to change commsdat. |
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223 // -> if current value in commsdat is zero -> commsdat had setting zero before entering power save -> no need to change commsdat. |
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224 // -> UI shall prevent setting other values in commsdat during power save. |
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225 // * automatic -> if current value in commsdat is automatic, no need to change commsdat. |
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226 // -> if current value in commsdat is zero, no need to change commsdat. |
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227 // -> UI shall prevent setting other values in commsdat during power save. |
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228 // * non-zero -> if current value in commsdat is automatic, plugin set value to automatic during entering power save mode -> restore backed up setting to commsdat. |
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229 // -> if current value in commsdat is zero, user has disabled background scan -> no need to change commsdat. |
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230 // -> UI shall prevent setting other values in commsdat during power save. |
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231 if( bgScanIntervalFromPsmFramework != 0 && bgScanIntervalFromPsmFramework != 0xFFFFFFFF ) |
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232 { |
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233 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - backed up value (%u) is non-zero or non-Automatic", bgScanIntervalFromPsmFramework ); |
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234 if( bgScanIntervalCurrentlyInCommsDat == 0xFFFFFFFF ) |
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235 { |
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236 DEBUG( "CWlanPsmPlugin::NotifyModeChangeL() - current value in CommsDat is Automatic -> restoring backed up value to CommsDat" ); |
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237 // restore background scan interval from backup |
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238 updateBgScanIntervalToCommsDat = ETrue; |
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239 } |
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240 #ifdef _DEBUG |
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241 else |
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242 { |
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243 DEBUG( "CWlanPsmPlugin::NotifyModeChangeL() - no CommsDat update needed as current value in commsdat is zero" ); |
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244 if( bgScanIntervalCurrentlyInCommsDat != 0 ) |
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245 { |
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246 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - value in CommsDat is non-zero (%u) -> do assert, UI shouldn't allow setting other than 0 or Automatic", |
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247 bgScanIntervalCurrentlyInCommsDat ); |
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248 ASSERT( 0 ); |
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249 } |
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250 } |
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251 #endif |
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252 } |
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253 #ifdef _DEBUG |
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254 else |
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255 { |
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256 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - no CommsDat update needed as backed up value (%u) is zero or Automatic", bgScanIntervalFromPsmFramework ); |
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257 } |
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258 #endif |
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259 } |
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260 |
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261 if ( updateBgScanIntervalToCommsDat ) |
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262 { |
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263 DEBUG1( "CWlanPsmPlugin::NotifyModeChangeL() - updating CommsDat with value: %d", |
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264 bgScanIntervalFromPsmFramework); |
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265 |
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266 //update CommsDb to reflect the changed value |
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267 User::LeaveIfError( table->UpdateRecord() ); |
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268 table->WriteUintL( TPtrC(WLAN_BG_SCAN_INTERVAL), bgScanIntervalFromPsmFramework ); |
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269 User::LeaveIfError( table->PutRecordChanges() ); |
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270 |
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271 DEBUG( "CWlanPsmPlugin::NotifyModeChangeL() - informing WLAN Engine about changed value" ); |
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272 iWlmServer.NotifyChangedSettings(); |
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273 } |
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274 |
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275 DEBUG( "CWlanPsmPlugin::NotifyModeChangeL() - notifying WLAN Engine about new power save mode" ); |
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276 iWlmServer.NotifyChangedPsmSrvMode( aMode ); |
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277 |
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278 // cleanup |
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279 CleanupStack::PopAndDestroy( table ); |
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280 CleanupStack::PopAndDestroy( commDB ); |
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281 |
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282 infoArray.Reset(); |
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283 } |
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284 |