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1 /* |
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2 * Copyright (c) 2010 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: Listen VPN toggle key changes in central repository. |
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15 * |
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16 */ |
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17 |
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18 #include <centralrepository.h> |
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19 #include <mpmvpntoggleapi.h> |
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20 #include "mpmlogger.h" |
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21 #include "mpmvpntogglewatcher.h" |
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22 |
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23 // --------------------------------------------------------------------------- |
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24 // Default constructor |
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25 // --------------------------------------------------------------------------- |
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26 // |
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27 CMpmVpnToggleWatcher::CMpmVpnToggleWatcher( MMpmVpnToggleWatcherNotify& aNotify ) |
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28 : CActive( EPriorityStandard ), |
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29 iNotify( aNotify ) |
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30 { |
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31 CActiveScheduler::Add( this ); |
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32 } |
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33 |
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34 |
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35 // --------------------------------------------------------------------------- |
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36 // Creates central repositor object |
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37 // --------------------------------------------------------------------------- |
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38 // |
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39 void CMpmVpnToggleWatcher::ConstructL() |
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40 { |
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41 TRAPD(err, iRepository = CRepository::NewL( KMpmVpnToggleCenRepUid )); |
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42 if ( err == KErrNone ) |
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43 { |
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44 StartL(); |
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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 // Creates new object |
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50 // --------------------------------------------------------------------------- |
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51 // |
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52 CMpmVpnToggleWatcher* CMpmVpnToggleWatcher::NewL( MMpmVpnToggleWatcherNotify& aNotify ) |
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53 { |
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54 CMpmVpnToggleWatcher* self = new( ELeave ) CMpmVpnToggleWatcher(aNotify); |
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55 CleanupStack::PushL( self ); |
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56 self->ConstructL(); |
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57 CleanupStack::Pop( self ); |
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58 return self; |
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59 } |
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60 |
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61 // --------------------------------------------------------------------------- |
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62 // Destructor |
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63 // --------------------------------------------------------------------------- |
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64 // |
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65 CMpmVpnToggleWatcher::~CMpmVpnToggleWatcher() |
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66 { |
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67 Cancel(); |
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68 delete iRepository; |
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69 } |
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70 |
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71 // --------------------------------------------------------------------------- |
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72 // Order notification from changes |
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73 // --------------------------------------------------------------------------- |
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74 // |
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75 void CMpmVpnToggleWatcher::StartL() |
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76 { |
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77 MPMLOGSTRING( "CMpmVpnToggleWatcher::StartL" ) |
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78 |
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79 // Get the initial Connect screen ID from repository. |
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80 User::LeaveIfError( GetVpnToggleValues() ); |
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81 |
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82 // Request for notifications. |
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83 User::LeaveIfError( RequestNotifications() ); |
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84 } |
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85 |
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86 // --------------------------------------------------------------------------- |
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87 // Request notifications. |
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88 // --------------------------------------------------------------------------- |
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89 // |
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90 TInt CMpmVpnToggleWatcher::RequestNotifications() |
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91 { |
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92 MPMLOGSTRING( "CMpmVpnToggleWatcher::RequestNotifications" ) |
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93 |
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94 TInt err = iRepository->NotifyRequest( KMpmVpnTogglePreferVpn, iStatus ); |
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95 |
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96 if ( err == KErrNone ) |
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97 { |
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98 SetActive(); |
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99 } |
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100 else |
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101 { |
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102 MPMLOGSTRING2( "CMpmVpnToggleWatcher::RequestNotifications, ERROR: %d", err ) |
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103 } |
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104 return err; |
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105 } |
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106 |
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107 // --------------------------------------------------------------------------- |
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108 // Get VPN toggle values. |
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109 // --------------------------------------------------------------------------- |
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110 // |
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111 TInt CMpmVpnToggleWatcher::GetVpnToggleValues() |
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112 { |
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113 MPMLOGSTRING( "CMpmVpnToggleWatcher::GetVpnToggleValues" ) |
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114 |
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115 // Get values from central repository |
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116 TInt err = iRepository->Get( KMpmVpnTogglePreferVpn, iVpnConnectionPreferred ); |
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117 if ( err != KErrNone ) |
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118 { |
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119 MPMLOGSTRING2( "CMpmVpnToggleWatcher::GetVpnToggleValues, preferred value, ERROR: %d", err ) |
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120 return err; |
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121 } |
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122 TInt value(0); |
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123 err = iRepository->Get( KMpmVpnToggleIapId, value ); |
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124 if ( err != KErrNone ) |
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125 { |
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126 MPMLOGSTRING2( "CMpmVpnToggleWatcher::GetVpnToggleValues, IAP Id value, ERROR: %d", err ) |
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127 return err; |
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128 } |
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129 iVpnIapId = value; |
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130 err = iRepository->Get( KMpmVpnToggleSnapId, value ); |
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131 if ( err != KErrNone ) |
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132 { |
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133 MPMLOGSTRING2( "CMpmVpnToggleWatcher::GetVpnToggleValues, SNAP Id value, ERROR: %d", err ) |
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134 return err; |
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135 } |
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136 iSnapId = value; |
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137 return KErrNone; |
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138 } |
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139 |
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140 // --------------------------------------------------------------------------- |
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141 // Return VPN toggle value. |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 TBool CMpmVpnToggleWatcher::IsVpnConnectionPreferred() const |
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145 { |
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146 return iVpnConnectionPreferred; |
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147 } |
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148 |
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149 // --------------------------------------------------------------------------- |
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150 // Return VPN IAP Id. |
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151 // --------------------------------------------------------------------------- |
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152 // |
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153 TUint32 CMpmVpnToggleWatcher::VpnIapId() const |
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154 { |
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155 return iVpnIapId; |
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156 } |
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157 |
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158 // --------------------------------------------------------------------------- |
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159 // Return SNAP Id. |
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160 // --------------------------------------------------------------------------- |
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161 // |
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162 TUint32 CMpmVpnToggleWatcher::SnapId() const |
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163 { |
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164 return iSnapId; |
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165 } |
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166 |
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167 // --------------------------------------------------------------------------- |
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168 // Resets VPN toggle values. |
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169 // --------------------------------------------------------------------------- |
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170 // |
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171 void CMpmVpnToggleWatcher::ResetVpnToggleValues() |
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172 { |
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173 // Cancel listening VPN toggle value change |
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174 Cancel(); |
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175 |
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176 // Reset values. |
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177 iVpnConnectionPreferred = EFalse; |
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178 iVpnIapId = 0; |
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179 iSnapId = 0; |
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180 |
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181 TInt err = iRepository->Set( KMpmVpnTogglePreferVpn, 0 ); |
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182 if ( err == KErrNone ) |
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183 { |
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184 err = iRepository->Set( KMpmVpnToggleIapId, 0 ); |
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185 } |
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186 if ( err == KErrNone ) |
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187 { |
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188 err = iRepository->Set( KMpmVpnToggleSnapId, 0 ); |
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189 } |
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190 |
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191 MPMLOGSTRING2( "CMpmVpnToggleWatcher::ResetVpnToggleValues, ERROR: %d", err ) |
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192 |
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193 // Restart listening VPN toggle value change |
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194 RequestNotifications(); |
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195 } |
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196 |
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197 // --------------------------------------------------------------------------- |
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198 // From class CActive. |
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199 // When there is a change in VPN toggle key value, event is received in here |
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200 // --------------------------------------------------------------------------- |
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201 // |
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202 void CMpmVpnToggleWatcher::RunL() |
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203 { |
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204 if ( iStatus.Int() < KErrNone ) |
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205 { |
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206 MPMLOGSTRING2("CMpmVpnToggleWatcher::RunL, status: 0x%08X", iStatus.Int()) |
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207 iErrorCounter++; |
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208 if ( iErrorCounter > KMpmVpnToggleWatcherCenRepErrorThreshold ) |
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209 { |
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210 MPMLOGSTRING2("Over %d consecutive errors, stopping notifications permanently.", |
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211 KMpmVpnToggleWatcherCenRepErrorThreshold) |
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212 return; |
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213 } |
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214 // Else: Error occured but counter not expired. Proceed. |
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215 RequestNotifications(); |
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216 } |
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217 else |
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218 { |
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219 // Notification is received ok => Reset the counter. |
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220 iErrorCounter = 0; |
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221 |
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222 RequestNotifications(); |
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223 |
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224 // Get values from central repository |
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225 GetVpnToggleValues(); |
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226 |
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227 // Notify values. |
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228 TRAP_IGNORE( iNotify.SetVpnToggleValuesL( iVpnConnectionPreferred, |
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229 iVpnIapId, |
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230 iSnapId ) ); |
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231 } |
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232 } |
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233 |
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234 // --------------------------------------------------------------------------- |
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235 // From class CActive. |
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236 // Cancel outstanding request |
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237 // --------------------------------------------------------------------------- |
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238 // |
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239 void CMpmVpnToggleWatcher::DoCancel() |
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240 { |
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241 iRepository->NotifyCancel( KMpmVpnTogglePreferVpn ); |
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242 } |