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1 /* |
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2 * Copyright (c) 2007-2008 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: Implementation of CWsfWLANListActiveWrapper. |
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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 // INCLUDE FILES |
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20 #include "wsflogger.h" |
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21 #include "wsfmodel.h" |
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22 #include "wsfwlaninfoarray.h" |
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23 #include "wsfaicontroller.h" |
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24 #include "wsfwlanlistactivewrapper.h" |
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25 |
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26 |
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27 /** |
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28 * Number of retries to fetch wlan data |
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29 */ |
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30 static const TInt KRetries = 5; |
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31 |
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32 |
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33 // ---------------------------------------------------------------------------- |
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34 // CWsfWLANListActiveWrapper::CWsfWLANListActiveWrapper |
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35 // ---------------------------------------------------------------------------- |
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36 // |
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37 CWsfWLANListActiveWrapper::CWsfWLANListActiveWrapper() : |
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38 CActive( EPriorityStandard ), // Standard priority |
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39 iPtr( NULL, 0 ) |
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40 { |
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41 } |
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42 |
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43 |
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44 // ---------------------------------------------------------------------------- |
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45 // CWsfWLANListActiveWrapper::NewLC |
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46 // ---------------------------------------------------------------------------- |
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47 // |
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48 CWsfWLANListActiveWrapper* CWsfWLANListActiveWrapper::NewLC( CWsfModel* aModel, |
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49 TWsfAiController &aController ) |
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50 { |
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51 LOG_ENTERFN( "CWsfWLANListActiveWrapper::NewLC" ); |
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52 CWsfWLANListActiveWrapper* self = |
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53 new (ELeave) CWsfWLANListActiveWrapper(); |
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54 CleanupStack::PushL(self); |
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55 self->ConstructL( aModel, aController ); |
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56 return self; |
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57 } |
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58 |
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59 |
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60 // ---------------------------------------------------------------------------- |
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61 // CWsfWLANListActiveWrapper::NewL |
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62 // ---------------------------------------------------------------------------- |
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63 // |
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64 CWsfWLANListActiveWrapper* CWsfWLANListActiveWrapper::NewL( CWsfModel* aModel, |
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65 TWsfAiController &aController ) |
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66 { |
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67 LOG_ENTERFN( "CWsfWLANListActiveWrapper::NewL" ); |
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68 CWsfWLANListActiveWrapper* self = CWsfWLANListActiveWrapper::NewLC( |
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69 aModel, aController ); |
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70 CleanupStack::Pop(); // self; |
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71 return self; |
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72 } |
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73 |
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74 |
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75 // ---------------------------------------------------------------------------- |
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76 // CWsfWLANListActiveWrapper::ConstructL |
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77 // ---------------------------------------------------------------------------- |
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78 // |
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79 void CWsfWLANListActiveWrapper::ConstructL( CWsfModel* aModel, |
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80 TWsfAiController &aController ) |
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81 { |
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82 LOG_ENTERFN( "CWsfWLANListActiveWrapper::ConstructL" ); |
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83 CActiveScheduler::Add(this); // Add to scheduler |
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84 iModel = aModel; |
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85 iController = &aController; |
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86 iArray = CWsfWlanInfoArray::NewL(); |
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87 } |
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88 |
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89 // ---------------------------------------------------------------------------- |
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90 // CWsfWLANListActiveWrapper::~CWsfWLANListActiveWrapper |
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91 // ---------------------------------------------------------------------------- |
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92 // |
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93 CWsfWLANListActiveWrapper::~CWsfWLANListActiveWrapper() |
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94 { |
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95 LOG_ENTERFN( "CWsfWLANListActiveWrapper::~CWsfWLANListActiveWrapper" ); |
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96 Cancel(); // Cancel any request, if outstanding |
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97 // Delete instance variables if any |
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98 if ( iBuffer ) |
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99 { |
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100 delete iBuffer; |
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101 } |
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102 delete iArray; |
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103 } |
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104 |
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105 // ---------------------------------------------------------------------------- |
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106 // CWsfWLANListActiveWrapper::DoCancel |
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107 // ---------------------------------------------------------------------------- |
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108 // |
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109 void CWsfWLANListActiveWrapper::DoCancel() |
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110 { |
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111 } |
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112 |
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113 // ---------------------------------------------------------------------------- |
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114 // CWsfWLANListActiveWrapper::Start |
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115 // ---------------------------------------------------------------------------- |
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116 // |
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117 void CWsfWLANListActiveWrapper::Start( TBool aStarUp ) |
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118 { |
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119 LOG_ENTERFN( "CWsfWLANListActiveWrapper::Start" ); |
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120 Cancel(); // Cancel any request, just to be sure |
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121 iStartUp = aStarUp; |
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122 iState = EUninitialized; |
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123 iRetriesLeft = KRetries; |
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124 iPckgAllocatedSize() = 0; |
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125 iPckgNeededSize() = 0; |
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126 SetActive(); |
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127 TRequestStatus* status = &iStatus; |
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128 User::RequestComplete(status, KErrNone); |
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129 } |
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130 |
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131 // ---------------------------------------------------------------------------- |
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132 // CWsfWLANListActiveWrapper::GetWlanList |
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133 // ---------------------------------------------------------------------------- |
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134 // |
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135 CWsfWlanInfoArray* CWsfWLANListActiveWrapper::GetWlanList() |
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136 { |
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137 LOG_ENTERFN( "CWsfWLANListActiveWrapper::GetWlanList" ); |
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138 return iArray; |
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139 } |
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140 |
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141 // ---------------------------------------------------------------------------- |
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142 // CWsfWLANListActiveWrapper::GetConnectedWLANNetwork |
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143 // ---------------------------------------------------------------------------- |
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144 // |
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145 TWsfWlanInfo CWsfWLANListActiveWrapper::GetConnectedWLANNetwork() |
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146 { |
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147 LOG_ENTERFN( "CWsfWLANListActiveWrapper::GetConnectedWLANNetwork" ); |
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148 return iConnectedWlan; |
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149 } |
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150 |
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151 // ---------------------------------------------------------------------------- |
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152 // CWsfWLANListActiveWrapper::RunL |
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153 // ---------------------------------------------------------------------------- |
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154 // |
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155 void CWsfWLANListActiveWrapper::RunL() |
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156 { |
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157 LOG_ENTERFN( "CWsfWLANListActiveWrapper::RunL" ); |
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158 if ( iState == EUninitialized ) |
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159 { |
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160 LOG_WRITE( "Get WLAN list size" ); |
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161 iModel->GetWlanListSize( iPckgNeededSize, iStatus ); |
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162 iState = EInitialized; |
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163 SetActive(); // Tell scheduler a request is active |
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164 } |
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165 else if ( iState == EInitialized ) |
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166 { |
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167 LOG_WRITEF( "WLAN data buffer size = %d", iPckgNeededSize() ); |
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168 |
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169 if ( !iPckgNeededSize() ) |
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170 { |
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171 LOG_WRITE( "no data.." ); |
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172 iState = EProcessWLANListData; |
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173 SetActive(); |
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174 TRequestStatus* status = &iStatus; |
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175 User::RequestComplete(status, KErrNone); |
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176 } |
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177 else |
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178 { |
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179 // alloc the required size buffer... |
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180 delete iBuffer; |
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181 iBuffer = NULL; |
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182 iBuffer = HBufC8::NewL( iPckgNeededSize() ); |
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183 iPtr.Set( iBuffer->Des() ); |
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184 |
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185 LOG_WRITE( "Get WLAN list" ); |
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186 iModel->GetWlanList( iPckgAllocatedSize, iPtr, iStatus ); |
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187 iState = EProcessWLANListData; |
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188 SetActive(); // Tell scheduler a request is active |
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189 } |
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190 } |
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191 else if ( iState == EProcessWLANListData ) |
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192 { |
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193 LOG_WRITEF( "actual bytes occupied = %d", iPckgAllocatedSize() ); |
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194 |
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195 if ( iPckgNeededSize() != iPckgAllocatedSize() ) |
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196 { |
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197 // the buffer is not long enough... stop |
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198 if ( iRetriesLeft > 0 ) |
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199 { |
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200 LOG_WRITEF( "iRetriesLeft = %d", iRetriesLeft ); |
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201 iRetriesLeft--; |
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202 iState = EUninitialized; |
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203 SetActive(); |
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204 TRequestStatus* status = &iStatus; |
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205 User::RequestComplete( status, KErrNone ); |
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206 return; |
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207 } |
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208 else |
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209 { |
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210 // no more retries |
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211 User::Leave( KErrOverflow ); |
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212 } |
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213 } |
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214 |
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215 iArray->Reset(); |
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216 |
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217 if ( iPckgAllocatedSize() ) |
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218 { |
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219 iArray->AppendFromStreamBufferL( iPtr ); |
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220 } |
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221 |
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222 LOG_WRITEF( "Array count=%d startup=%d", iArray->Count(), iStartUp ); |
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223 |
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224 iModel->GetConnectedWlanDetails( iPckg, iConnectedWlan, iStatus ); |
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225 iState = EGetConnectedNetwork; |
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226 SetActive(); // Tell scheduler a request is active |
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227 } |
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228 else if ( iState == EGetConnectedNetwork ) |
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229 { |
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230 LOG_WRITEF( "request result = %d", iPckg() ); |
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231 |
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232 if ( !iPckg() ) |
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233 { |
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234 LOG_WRITE( "result is false, so wlaninfo is marked not connected" ); |
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235 iConnectedWlan.iConnectionState = ENotConnected; |
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236 } |
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237 |
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238 LOG_WRITEF( "Connected = %d", iConnectedWlan.Connected() ); |
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239 |
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240 LOG_WRITEF( "iConnectedWlan state = %d", |
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241 iConnectedWlan.iConnectionState ); |
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242 |
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243 if ( iStartUp ) |
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244 { |
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245 iController->StartupRefreshDataReadyL(); |
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246 } |
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247 else |
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248 { |
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249 iController->WlanListDataReadyL(); |
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250 } |
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251 } |
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252 else |
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253 { |
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254 LOG_WRITEF( "iState = %d", iState ); |
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255 } |
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256 } |
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257 |
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258 // ---------------------------------------------------------------------------- |
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259 // CWsfWLANListActiveWrapper::RunError |
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260 // ---------------------------------------------------------------------------- |
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261 // |
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262 #ifdef _DEBUG |
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263 TInt CWsfWLANListActiveWrapper::RunError( TInt aError ) |
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264 { |
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265 LOG_ENTERFN( "CWsfWLANListActiveWrapper::RunError" ); |
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266 LOG_WRITEF( "aError = %d", aError ); |
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267 return aError; |
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268 } |
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269 #else |
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270 TInt CWsfWLANListActiveWrapper::RunError( TInt /*aError*/ ) |
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271 { |
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272 return KErrNone; |
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273 } |
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274 #endif |