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1 /** |
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2 * Copyright (c) 2003-2009 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: |
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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 @file CNetworkController.h |
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22 @internalComponent |
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23 */ |
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24 |
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25 #if !defined (__CNETWORKCONTROLLER_H__) |
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26 #define __CNETWORKCONTROLLER_H__ |
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27 #include <comms-infras/cnetworkcontrollerbase.h> |
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28 #include <comms-infras/dialogprocessor.h> |
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29 #include "CSelectionRequest.h" |
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30 #include "CReconnectRequest.h" |
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31 |
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32 class MNetConDialogProcAccess; |
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33 class MNetConEnv |
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34 /** |
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35 For upcalls from the requests |
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36 |
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37 @internalComponent |
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38 */ |
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39 { |
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40 public: |
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41 |
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42 /** |
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43 A selection request has been processed - queue another one. |
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44 |
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45 @param aRequest pointer to the actual selection request |
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46 @param aError contains the reason for failure of processing the request or KErrNone |
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47 */ |
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48 virtual void RequestComplete(const CSelectionRequest* aRequest, TInt aError) = 0; |
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49 |
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50 /** |
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51 A reconnect request has been processed - queue another one. |
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52 |
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53 @param aRequest pointer to the actual reconnect request |
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54 @param aError contains the reason for failure of processing the request or KErrNone |
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55 */ |
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56 virtual void RequestComplete(const CReconnectRequest* aRequest, TInt aError) = 0; |
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57 |
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58 /** |
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59 Retrieve the name of the Agent that is used for implicit connection |
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60 requests - i.e. connection startup from RSocket SendTo()/Connect() or |
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61 RHostResolver GetByName() |
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62 |
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63 @returns an Agent name |
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64 */ |
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65 virtual const HBufC* ImplicitConnectionAgentName() const = 0; |
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66 |
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67 /** |
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68 Retrieve the connection preferences associated with the current |
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69 implicit connection |
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70 |
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71 @returns a TConnPref reference |
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72 */ |
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73 virtual const TConnPref& ImplicitConnectionPrefs() const = 0; |
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74 |
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75 /** |
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76 Searches for an Agent associated with the selected IAP |
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77 @note that there is a one-to-one relationship between agents and IAPs |
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78 |
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79 @param aAgent if found a pointer to the CNifAgentBase |
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80 @return TInt KErrNotFound or KErrNone |
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81 @pre the selected IAP setting is stored in the DbAccess object. |
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82 */ |
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83 virtual TInt FindExistingAgentForSelection(CNifAgentBase*& aAgent, CCommsDbAccess* aDatabase) const = 0; |
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84 |
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85 /** |
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86 Check Bearer Availability |
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87 |
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88 @param aIsReconnect if this is a reconnection then any asynchronous requests are skipped in order to speed things up |
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89 */ |
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90 virtual void CheckBearerAvailability(TBool aIsReconnect) = 0; |
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91 |
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92 /** |
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93 Check Second Phase Bearer Availability - e.g. signal strength |
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94 |
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95 @returns KErrNone if the bearer availability is above the threshold stored in CommDB, otherwise KErrNetConInadequateSignalStrengh |
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96 */ |
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97 virtual TInt RequestSecondPhaseAvailability() = 0; |
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98 |
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99 /** |
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100 Create an association between an Agent and a Network ID. |
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101 |
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102 @param aAgent pointer to the Agent |
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103 @param aNetworkId the CommDb ID of the Network |
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104 */ |
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105 virtual void AddAgentToNetworkL(CNifAgentBase* aAgent, TUint32 aNetworkId) = 0; |
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106 |
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107 /** |
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108 CancelBearerAvailabilityCheck |
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109 */ |
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110 virtual void CancelBearerAvailabilityCheck() = 0; |
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111 |
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112 /** |
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113 Factory function to provide a database access object. |
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114 */ |
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115 virtual CCommsDbAccess* NewDatabaseL() = 0; |
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116 /** |
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117 Factory function to proviae a dialog processor |
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118 */ |
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119 virtual CNetConDlgProcessor* NewDialogProcessorL() = 0; |
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120 |
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121 }; |
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122 |
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123 const TInt KTelBearerPosition = 0; ///< position of the telephony bearer in the array |
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124 |
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125 NONSHARABLE_CLASS(CNetworkController) : public CNetworkControllerBase, public MNetConEnv |
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126 /** |
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127 The class is responsible for Queing Selection and Reconnection requests received from NIFMAN in a FIFO queue of CNetConRequestBase objects |
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128 |
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129 @internalComponent |
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130 */ |
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131 { |
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132 public: |
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133 virtual ~CNetworkController(); |
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134 static CNetworkController* NewL(); |
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135 |
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136 // calls from Nifman |
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137 virtual void SelectAgent(MNetworkControllerObserver* aObserver, MServiceChangeObserver* apServiceChangeObserver, TConnStartType aStartType, TInt aConnectionAttempt, TInt aLastConnectionError); |
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138 virtual void SelectAgent(MNetworkControllerObserver* aObserver, MServiceChangeObserver* apServiceChangeObserver, TConnStartType aStartType, TInt aConnectionAttempt, TInt aLastConnectionError, const TConnPref& aPrefs); |
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139 virtual void Reconnect(MNetworkControllerObserver* aObserver, CNifAgentBase* aAgent); |
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140 virtual void Reconnect(MNetworkControllerObserver* aObserver, CNifAgentBase* aAgent, CStoreableOverrideSettings* aOverrides); |
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141 virtual TInt CancelRequest(MNetworkControllerObserver* aObserver); |
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142 virtual void AgentConnectionFailure(CNifAgentBase* aAgent, TInt aError); |
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143 virtual TInt RequestImplicitConnectionNotification(MImplicitConnectionNotify* aObserver); |
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144 virtual void CancelImplicitConnectionNotification(MImplicitConnectionNotify* aObserver); |
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145 |
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146 // implementation of MBearerObserver interface |
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147 virtual void BearerStateChange(CBearerBase* aBearer); |
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148 |
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149 virtual CCommsDbAccess* DbAccess(); |
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150 |
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151 // implementation of MNetConEnv interface |
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152 virtual void RequestComplete(const CSelectionRequest* aRequest, TInt aError); |
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153 virtual void RequestComplete(const CReconnectRequest* aRequest, TInt aError); |
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154 virtual const HBufC* ImplicitConnectionAgentName() const; |
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155 virtual const TConnPref& ImplicitConnectionPrefs() const; |
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156 virtual TInt FindExistingAgentForSelection(CNifAgentBase*& aAgent, CCommsDbAccess* aDatabase) const; |
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157 virtual void CheckBearerAvailability(TBool aIsReconnect); |
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158 virtual TInt RequestSecondPhaseAvailability(); |
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159 virtual void AddAgentToNetworkL(CNifAgentBase* aAgent, TUint32 aNetworkId); |
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160 virtual void CancelBearerAvailabilityCheck(); |
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161 |
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162 virtual CCommsDbAccess* NewDatabaseL(); |
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163 virtual CNetConDlgProcessor* NewDialogProcessorL(); |
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164 |
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165 protected: |
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166 CNetworkController(); |
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167 void ConstructL(); |
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168 |
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169 private: |
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170 void SelectComplete(TInt aError, const TConnectionSettings& aSettings); |
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171 static TInt ProcessRequestCb(TAny* aThisPtr); |
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172 void ProcessRequest(); |
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173 static TInt ImplicitNotificationCb(TAny* aThisPtr); |
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174 void SendImplicitConnectionNotification(const TDesC8& aConnectionInfo, MImplicitConnectionNotify::TEvent aEvent); |
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175 TInt GetConnectionInfo(CNifAgentBase* aAgent, TDes8& aConnectionInfo); |
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176 |
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177 private: |
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178 CNetConRequestBase* iCurrentRequest; |
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179 CAsyncCallBack* iProcessRequestCb; |
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180 TSglQue<CNetConRequestBase> iRequestQueue; |
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181 RPointerArray<MImplicitConnectionNotify> iImplicitNotifyList; |
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182 TConnPref iImplicitConnectionPrefs; |
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183 HBufC* iImplicitConnectionAgentName; |
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184 CAsyncCallBack* iImplicitNotificationCb; |
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185 TPckgBuf<TSoIfConnectionInfo> iImplicitNotifyInfo; |
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186 MImplicitConnectionNotify::TEvent iImplicitNotifyEvent; |
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187 }; |
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188 |
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189 #endif |
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190 |