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: Class header for RWsfSession |
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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 |
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21 |
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22 #ifndef R_WSFSESSION_H |
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23 #define R_WSFSESSION_H |
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24 |
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25 // EXTERNAL INCLUDES |
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26 #include <e32base.h> |
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27 |
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28 // INTERNAL INCLUDES |
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29 #include "wsfcommon.h" |
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30 |
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31 |
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32 // FORWARD DECLARATIONS |
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33 class CWsfWlanInfoArray; |
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34 class CWsfEventHandler; |
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35 class MWsfStateChangeObserver; |
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36 class TWsfWlanInfo; |
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37 class CWsfActiveWaiter; |
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38 |
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39 |
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40 // CLASS DEFINITION |
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41 /** |
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42 * Client-side handle to server session |
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43 * |
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44 * RWsfSession is the client-side session of a connection to the server. |
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45 * It provides an interface through which the different scanning services |
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46 * can be reached and results obtained. |
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47 * |
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48 * @lib wsfclient.lib |
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49 * @since S60 5.0 |
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50 */ |
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51 NONSHARABLE_CLASS( RWsfSession ): public RSessionBase |
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52 { |
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53 friend class CWsfEventHandler; |
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54 |
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55 |
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56 public: // Constructor |
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57 |
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58 IMPORT_C RWsfSession(); |
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59 |
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60 |
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61 public: // New methods |
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62 |
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63 /** |
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64 * Initiates a connection to the server and also launches it |
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65 * if it was not running yet. |
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66 * @since S60 5.0 |
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67 */ |
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68 IMPORT_C TInt Connect(); |
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69 |
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70 /** |
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71 * Returns the version number of the session class |
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72 * @since S60 5.0 |
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73 * @return A version structure |
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74 */ |
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75 inline TVersion Version() const; |
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76 |
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77 /** |
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78 * Closes this session. |
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79 * @since S60 5.0 |
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80 */ |
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81 IMPORT_C void Close(); |
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82 |
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83 /** |
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84 * Subscribes to server events |
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85 * @since S60 5.0 |
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86 * @param aObserver The object which should be notified on event |
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87 */ |
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88 IMPORT_C void NotifyEventL( MWsfStateChangeObserver& aObserver ); |
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89 |
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90 /** |
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91 * Cancels the subscription |
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92 * @since S60 5.0 |
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93 */ |
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94 IMPORT_C void CancelNotifyEvent(); |
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95 |
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96 /** |
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97 * Sets the wlan scanning on if not already active |
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98 * @since S60 5.0 |
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99 * @return ETrue on success. |
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100 */ |
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101 IMPORT_C TBool EnableScanL(); |
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102 |
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103 /** |
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104 * Disables the scanning |
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105 * @since S60 5.0 |
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106 * @return ETrue on success. |
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107 */ |
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108 IMPORT_C TBool DisableScanL(); |
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109 |
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110 /** |
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111 * Queries the current scanning status. |
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112 * @since S60 5.0 |
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113 * @return ETrue if scanning is enabled, EFalse otherwise. |
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114 */ |
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115 IMPORT_C TBool IsScanEnabledL(); |
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116 |
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117 /** |
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118 * Requests the scan results from the server |
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119 * @since S60 5.0 |
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120 * @param aInfoArray Array for the scan results. Ownership not changed. |
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121 */ |
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122 IMPORT_C void UpdateWlanListL( CWsfWlanInfoArray* aInfoArray ); |
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123 |
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124 /** |
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125 * Asyncronous request to the server to return wlan list size |
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126 * @since S60 5.2 |
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127 * @param aPckg request result |
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128 * @param aStatus The request status object used to contain |
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129 * the completion status of the request. |
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130 */ |
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131 IMPORT_C void GetWlanListSize( TPckgBuf<TUint>& aPckg, |
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132 TRequestStatus& aStatus ); |
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133 |
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134 |
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135 /** |
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136 * Asyncronous request to the server to return wlan list |
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137 * @since S60 5.2 |
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138 * @param aPckg request result |
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139 * @param aPtr wlan list |
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140 * @param aStatus The request status object used to contain |
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141 * the completion status of the request. |
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142 */ |
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143 IMPORT_C void GetWlanList( TPckgBuf<TUint>& aPckg, TPtr8& aPtr, |
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144 TRequestStatus& aStatus ); |
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145 |
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146 /** |
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147 * Cancel all pending tasks. |
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148 * @since S60 5.0 |
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149 */ |
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150 IMPORT_C void CancelAll(); |
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151 |
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152 /** |
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153 * Return the connected wlan network name |
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154 * @since S60 5.0 |
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155 * @return The connected account name, or NULL if not connected |
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156 */ |
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157 IMPORT_C HBufC* ConnectedAccountNameL(); |
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158 |
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159 /** |
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160 * Return the connected wlan's details |
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161 * @since S60 5.0 |
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162 * @param aWlanInfo The wlaninfo object to fill |
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163 * @return ETrue if success, EFalse otherwise |
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164 */ |
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165 IMPORT_C TBool GetConnectedWlanDetailsL( TWsfWlanInfo& aWlanInfo ); |
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166 |
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167 /** |
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168 * Asyncronous request to the server to return connected wlan network |
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169 * @since S60 5.2 |
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170 * @param aPckg request result |
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171 * @param aWlanInfo The wlaninfo object to fill |
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172 * @param aStatus The request status object used to contain |
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173 * the completion status of the request. |
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174 */ |
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175 IMPORT_C void GetConnectedWlanDetails( TPckgBuf<TBool>& aPckg, |
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176 TWsfWlanInfo& aWlanInfo, |
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177 TRequestStatus& aStatus ); |
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178 |
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179 /** |
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180 * Start monitoring events for the specified access point |
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181 * @since S60 5.0 |
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182 * @param aMonitoredIap The id of the IAP to be monitored |
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183 */ |
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184 IMPORT_C void MonitorAccessPointL( TUint32 aMonitoredIap ); |
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185 |
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186 /** |
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187 * Connect to the given WLAN IAP. The function requests the server, |
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188 * then starts a synchronous wait until the connection is established. |
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189 * @since S60 5.0 |
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190 * @param aIapId The id of the IAP to connect to |
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191 * @param aConnectOnly ETrue if Connect selected |
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192 * @param aPersistence The value of the persistence property |
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193 * @return KErrNone if managed to connect, otherwise error code |
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194 */ |
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195 IMPORT_C TInt ConnectWlanBearerL( TUint32 aIapId, |
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196 TBool aConnectOnly, |
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197 TWsfIapPersistence aPersistence = EIapPersistent ); |
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198 |
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199 /** |
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200 * Asyncronous request to the server to connect |
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201 * @since S60 5.2 |
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202 * @param aPckg request result |
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203 * @param aIapId The id of the IAP to connect to |
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204 * @param aConnectOnly ETrue if Connect selected |
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205 * @param aPersistence The value of the persistence property |
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206 * @param aStatus The request status object used to contain |
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207 * the completion status of the request. |
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208 */ |
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209 IMPORT_C void ConnectWlanBearer( TPckgBuf<TBool>& aPckg, |
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210 TUint32 aIapId, |
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211 TBool aConnectOnly, |
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212 TWsfIapPersistence aPersistence, |
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213 TRequestStatus& aStatus ); |
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214 |
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215 /** |
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216 * Sets connection result |
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217 * @since S60 5.2 |
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218 * @param aResult The connection request result |
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219 */ |
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220 IMPORT_C void SetConnectWlanBearerResult( TInt aResult ); |
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221 |
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222 /** |
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223 * Sets the persistence property of the currently monitored IAP |
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224 * @since S60 5.0 |
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225 * @param aPersistence The value of the property |
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226 * @return ETrue on success, otherwise false |
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227 */ |
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228 IMPORT_C TBool SetIapPersistenceL( TWsfIapPersistence aPersistence ); |
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229 |
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230 /** |
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231 * Disconnect the current wlan connection |
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232 * @since S60 5.0 |
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233 * @return ETrue if there was an active connection and it was |
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234 * disconnected successfully, otherwise EFalse |
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235 */ |
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236 IMPORT_C TBool DisconnectWlanBearerL(); |
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237 |
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238 /** |
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239 * Asyncronous request to the server to disconnect |
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240 * @since S60 5.2 |
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241 * @param aPckg request result |
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242 * @param aStatus The request status object used to contain |
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243 * the completion status of the request. |
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244 */ |
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245 IMPORT_C void DisconnectWlanBearer( TPckgBuf<TBool>& aPckg, |
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246 TRequestStatus& aStatus ); |
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247 |
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248 /** |
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249 * Request the server to make a forced scan |
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250 * @since S60 5.0 |
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251 * @return ETrue on success |
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252 */ |
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253 IMPORT_C TBool RequestScanL(); |
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254 |
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255 /** |
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256 * Asyncronous request to the server to make a scan |
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257 * @since S60 5.2 |
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258 * @param aPckg request result |
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259 * @param aStatus The request status object used to contain |
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260 * the completion status of the request. |
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261 */ |
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262 IMPORT_C void RequestScan( TPckgBuf<TBool>& aPckg, |
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263 TRequestStatus& aStatus ); |
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264 |
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265 /** |
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266 * Queries if there is an active WLAN connection. |
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267 * @since S60 5.0 |
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268 * @return ETrue if there is an active WLAN connection, |
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269 * * EFalse otherwise. |
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270 */ |
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271 IMPORT_C TBool IsConnectedL(); |
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272 |
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273 /** |
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274 * Aborts the currently ongoing connecting process |
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275 * @since S60 5.0 |
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276 */ |
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277 IMPORT_C void AbortConnectingL(); |
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278 |
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279 /** |
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280 * Aborts the currently ongoing scanning process |
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281 * @since S60 5.0 |
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282 */ |
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283 IMPORT_C void AbortScanningL(); |
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284 |
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285 /** |
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286 * Controls the auto-disconnect timer in the server |
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287 * for owned connections |
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288 * @since S60 5.0 |
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289 * @param aAdcCommand Command bitmask for the timer, |
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290 * see TWsfAutoDisconnectCommand |
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291 * @return ETrue if the timer has been started (also if it had been |
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292 * started earlier), EFalse if the timer couldn't be started |
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293 * (e.g. because there is no owned connection). |
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294 */ |
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295 IMPORT_C TBool ControlDisconnectTimerL( TUint aAdcCommand ); |
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296 |
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297 |
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298 private: |
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299 /** |
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300 * Starts the server if it was not running already. |
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301 * @since S60 5.0 |
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302 * @return KErrNone on success, otherwise error code |
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303 */ |
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304 TInt StartServer(); |
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305 |
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306 |
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307 private: |
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308 /** |
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309 * Cancels the notifications from the server. |
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310 * Only called by CWsfEventHandler. |
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311 * @since S60 5.0 |
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312 */ |
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313 void DoCancelNotifyEvent(); |
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314 |
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315 /** |
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316 * Tries to restart the server after it died because of an error. |
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317 * Only called by CWsfEventHandler. |
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318 * @since S60 5.0 |
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319 * @param aObserver The object which should be notified on |
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320 * server events. (This call just passes the current |
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321 * observer of the event handler, which is needed |
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322 * for the initialisation.) |
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323 * @return ETrue if the restart succeeded |
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324 */ |
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325 TBool RecoverFromServerTermination( |
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326 MWsfStateChangeObserver& aObserver ); |
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327 |
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328 /** |
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329 * Stops the waiting for connection creation started by |
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330 * ConnectWlanBearerL. |
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331 * @since S60 5.0 |
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332 */ |
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333 void StopConnectingWait(); |
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334 |
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335 |
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336 private: // Data |
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337 /** |
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338 * Event handler active object for the server-generated events. Owned. |
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339 */ |
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340 CWsfEventHandler* iEventHandler; |
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341 |
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342 /** |
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343 * Indicates the result of the connecting process |
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344 */ |
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345 TInt iConnectingResult; |
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346 |
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347 /** |
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348 * Waiter to make the asynchronous connect call synchronous |
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349 * on client-side |
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350 */ |
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351 CActiveSchedulerWait* iConnWaiter; |
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352 }; |
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353 |
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354 #endif // R_WSFSESSION_H |
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