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1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // SPUD binder manager |
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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 @file |
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20 @internalComponent |
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21 */ |
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22 |
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23 #ifndef BINDMAN_H |
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24 #define BINDMAN_H |
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25 |
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26 #include "spudman.h" |
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27 #include <networking/mpdpfsminterface.h> |
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28 |
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29 class CSpudNotify; |
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30 class CSpudMux; |
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31 class CSpudProtocol; |
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32 |
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33 /** |
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34 PDP context states from the perspective of SpudMan |
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35 */ |
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36 enum TSpudContextStates |
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37 { |
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38 ESpudInactive = 0, |
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39 /** Default QoS has been set and CNifIfLink::Start is awaited */ |
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40 ESpudHaveQos, |
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41 /** FSM is creating the primary context */ |
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42 ESpudCreatingPrimary, |
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43 /** Start has been called on the SPUD */ |
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44 ESpudStartingPrimary, |
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45 /** CNifIfLink::Start on lower NIF called, waiting for LinkLayerUp or Down.*/ |
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46 ESpudStartingPrimaryLowerNif, |
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47 /** Secondary context is in the process of being started */ |
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48 ESpudStartingSecondary, |
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49 /** CNifIfLink::Start on lower NIF called, waiting for LinkLayerUp or Down.*/ |
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50 ESpudStartingSecondaryLowerNif, |
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51 /* Lower NIF is up, waiting for retrieval of the negotiated QoS. */ |
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52 ESpudGettingNegQoS, |
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53 /** Spud is up and ready to for data */ |
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54 ESpudUp, |
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55 /** Spud is up but currently flowed off by lower NIF */ |
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56 ESpudFlowOff, |
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57 /** Spud is up but currently flowed off by the network */ |
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58 ESpudSuspended, |
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59 /** Spud is up but currently flowed off by the network and the lower NIF */ |
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60 ESpudFlowOffAndSuspended, |
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61 /** Context is going down, but it must still be deleted */ |
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62 ESpudLinkDown, |
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63 /** Lower NIF has been stopped */ |
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64 ESpudContextDelete, |
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65 /** All communication with GUQoS is finished for this context. */ |
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66 ESpudWaitLinkDown, |
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67 /** MNifIfNotify::LinkLayerDown called by lower NIF. Binder must be deleted */ |
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68 ESpudWaitBinderDelete |
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69 }; |
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70 |
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71 |
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72 /** |
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73 Binder class between lower NIF and SPUD |
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74 */ |
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75 NONSHARABLE_CLASS(CSpudBinderRef) : public CBase |
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76 { |
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77 public: |
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78 CSpudBinderRef(CBindMan& aBindMan); |
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79 ~CSpudBinderRef(); |
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80 void ConstructL(MNifIfNotify* aNotify, TContextId aContextId); |
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81 void Bind(CNifIfLink* aNifLink, CNifIfBase* aNifBase); |
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82 |
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83 TBool MatchBase(const CNifIfBase* aBase) const; |
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84 TBool IsBound() const; |
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85 |
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86 // Setters |
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87 void SetState(TSpudContextStates aState); |
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88 void SetError(TInt aError); |
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89 |
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90 // Getters |
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91 CNifIfLink* NifLink() const; |
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92 CNifIfBase* NifBase() const; |
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93 CSpudNotify* Notify() const; |
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94 TSpudContextStates State() const; |
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95 TInt Error() const; |
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96 |
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97 private: |
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98 /** Reference to BindMan object */ |
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99 CBindMan& iBindMan; |
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100 |
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101 /* Pointer to SpudNotify object */ |
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102 CSpudNotify* iNotify; |
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103 |
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104 /* Pointer to CNifIfLink in lower NIF */ |
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105 CNifIfLink* iNifLink; |
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106 |
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107 /* Pointer to CNifIfBase in lower NIF */ |
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108 CNifIfBase* iNifBase; |
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109 |
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110 /** Current state of the PDP context associated with this lower NIF */ |
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111 TSpudContextStates iState; |
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112 |
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113 /** Context specific failure condition */ |
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114 TInt iError; |
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115 }; |
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116 |
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117 |
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118 /** |
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119 Binder management class |
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120 */ |
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121 NONSHARABLE_CLASS(CBindMan) : public CBase |
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122 { |
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123 public: |
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124 CBindMan(CSpudMan& aSpudMan, CSpudMux* aMux, CSpudProtocol* aProto); |
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125 ~CBindMan(); |
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126 |
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127 void SetProtocolBaseL(CProtocolBase* aProtocolBase) const; |
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128 CSpudBinderRef* GetRefL(TContextId aContextId) const; |
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129 TContextId FindContextIdL(const CNifIfBase* aNifBase) const; |
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130 CSpudBinderRef* GetAnyRefL() const; |
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131 TUint NumContexts() const; |
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132 TBool IsLastContext(TContextId aContextId)const; |
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133 TUint SweepBinders(); |
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134 void LoadNifL(const TDesC& aName, CSpudBinderRef& aBinder); |
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135 |
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136 void MuxClosed(); |
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137 CSpudMux* TransferSpudMux(); |
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138 |
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139 // Getters |
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140 CSpudMux* SpudMux() const; |
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141 CSpudMan* SpudMan() const; |
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142 CSpudProtocol* SpudProtocol() const; |
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143 |
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144 CSpudBinderRef* GetNewRefForPrimaryL(); |
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145 CSpudBinderRef* GetNewRefForSecondaryL(TContextId& aContextId); |
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146 |
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147 protected: |
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148 void ReadLowerNifName(void); |
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149 |
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150 private: |
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151 /** Reference to CSpudMan object */ |
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152 CSpudMan& iSpudMan; |
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153 |
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154 /** Pointer to CSpudMux object */ |
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155 CSpudMux* iMux; |
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156 |
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157 /** ETrue if it is our responsibility to delete the iMux object */ |
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158 TBool iDeleteMux; |
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159 |
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160 /** Pointer to CSpudProtocol object */ |
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161 CSpudProtocol* iSpudProtocol; |
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162 |
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163 /** Array of CSpudBinderRef objects */ |
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164 TFixedArray<CSpudBinderRef*, KMaxPdpContexts> iBinders; |
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165 |
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166 /** Name of lower NIF as configured in CommDB */ |
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167 TBuf<KConnMaxInterfaceName> iLowerNifName; |
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168 }; |
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169 |
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170 #include "bindman.inl" |
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171 |
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172 #endif |