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1 // Copyright (c) 2007-2009 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 // Mobility Meta Connection Provider Activities |
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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 |
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24 #ifndef MOBILITYMCPRACTIVITIES_H |
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25 #define MOBILITYMCPRACTIVITIES_H |
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26 |
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27 #include <comms-infras/coremcpractivities.h> |
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28 #include <comms-infras/mobilitymcprstates.h> |
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29 #include <elements/nm_messages_errorrecovery.h> |
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30 |
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31 enum TMobilityMCprActivities |
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32 { |
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33 ECFActivityMCprMobility = ESock::ECFActivityCustom + 1, |
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34 }; |
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35 |
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36 namespace MobilityMCprActivities |
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37 { |
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38 DECLARE_EXPORT_ACTIVITY_MAP(mobilityMCprActivities) |
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39 |
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40 |
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41 // |
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42 //CMobilityActivity |
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43 class CMobilityActivity : public MeshMachine::CNodeRetryActivity |
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44 { |
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45 public: |
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46 static MeshMachine::CNodeActivityBase* NewL(const MeshMachine::TNodeActivity& aActivitySig, MeshMachine::AMMNodeBase& aNode); |
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47 |
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48 protected: |
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49 CMobilityActivity(const MeshMachine::TNodeActivity& aActivitySig, MeshMachine::AMMNodeBase& aNode); |
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50 virtual ~CMobilityActivity(); |
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51 typedef MeshMachine::TNodeContext<CMobilityMetaConnectionProvider, MCprStates::TContext> TContext; |
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52 |
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53 private: |
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54 TBool EvaluatePreference(TContext& aContext); |
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55 void SetHandshakingFlag(); |
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56 void ClearHandshakingFlag(); |
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57 |
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58 private: |
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59 ESock::RMetaServiceProviderInterface* iCurrent; |
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60 ESock::RMetaServiceProviderInterface* iPreferred; |
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61 const TUint iAvailabilityScoreTreshold; |
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62 |
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63 |
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64 public: |
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65 |
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66 DECLARE_SMELEMENT_HEADER(TAwaitingCurrentCarrierRejectedOrAvailabilityChange, MeshMachine::TState<TContext>, NetStateMachine::MState, TContext) |
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67 virtual TBool Accept(); |
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68 DECLARE_SMELEMENT_FOOTER(TAwaitingCurrentCarrierRejectedOrAvailabilityChange) |
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69 |
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70 DECLARE_SMELEMENT_HEADER(TNoTagOrAwaitMobility, MeshMachine::TStateFork<TContext>, NetStateMachine::MStateFork, CMobilityActivity::TContext) |
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71 virtual TInt TransitionTag(); |
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72 DECLARE_SMELEMENT_FOOTER(TNoTagOrAwaitMobility) |
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73 |
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74 DECLARE_SMELEMENT_HEADER(TNoTagOrStartMobilityHandshakeBackwards, MeshMachine::TStateFork<TContext>, NetStateMachine::MStateFork, CMobilityActivity::TContext) |
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75 virtual TInt TransitionTag(); |
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76 DECLARE_SMELEMENT_FOOTER(TNoTagOrStartMobilityHandshakeBackwards) |
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77 |
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78 DECLARE_SMELEMENT_HEADER(TNoTagOrAwaitMobilityBackwardsOnMobilityTrigger, MeshMachine::TStateFork<TContext>, NetStateMachine::MStateFork, CMobilityActivity::TContext) |
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79 virtual TInt TransitionTag(); |
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80 DECLARE_SMELEMENT_FOOTER(TNoTagOrAwaitMobilityBackwardsOnMobilityTrigger) |
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81 |
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82 DECLARE_SMELEMENT_HEADER(TClearHandshakingFlag, MeshMachine::TStateTransition<TContext>, NetStateMachine::MStateTransition, CMobilityActivity::TContext) |
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83 virtual void DoL(); |
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84 DECLARE_SMELEMENT_FOOTER(TClearHandshakingFlag) |
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85 |
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86 DECLARE_SMELEMENT_HEADER(TSendAvailabilityRequest, MeshMachine::TStateTransition<TContext>, NetStateMachine::MStateTransition, CMobilityActivity::TContext) |
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87 virtual void DoL(); |
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88 DECLARE_SMELEMENT_FOOTER(TSendAvailabilityRequest) |
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89 |
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90 DECLARE_SMELEMENT_HEADER(TInformMigrationAvailableAndSetHandshakingFlag, MeshMachine::TStateTransition<TContext>, NetStateMachine::MStateTransition, CMobilityActivity::TContext) |
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91 virtual void DoL(); |
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92 DECLARE_SMELEMENT_FOOTER(TInformMigrationAvailableAndSetHandshakingFlag) |
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93 |
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94 // For the moment it is sufficient to use the re-connect activity, in the future we may want to |
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95 // customise the behavior, for example start the new layer before rebinding it, etc. |
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96 DECLARE_SMELEMENT_HEADER(TRequestReConnect, MeshMachine::TStateTransition<TContext>, NetStateMachine::MStateTransition, CMobilityActivity::TContext) |
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97 virtual void DoL(); |
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98 DECLARE_SMELEMENT_FOOTER(TRequestReConnect) |
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99 |
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100 DECLARE_SMELEMENT_HEADER(TInformMigrationCompleted, MeshMachine::TStateTransition<TContext>, NetStateMachine::MStateTransition, CMobilityActivity::TContext) |
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101 virtual void DoL(); |
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102 DECLARE_SMELEMENT_FOOTER(TInformMigrationCompleted) |
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103 |
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104 typedef MeshMachine::TActivitiesIdMutex<ESock::ECFActivityConnectionStartRecovery, |
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105 ESock::ECFActivityConnectionGoneDownRecovery> TActivityErrorRecoveryMutex; |
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106 DECLARE_SERIALIZABLE_STATE( |
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107 TNoTagOrAwaitMobilityBackwardsOnMobilityTriggerBlockedByErrorRecovery, |
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108 TActivityErrorRecoveryMutex, |
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109 TNoTagOrAwaitMobilityBackwardsOnMobilityTrigger |
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110 ) |
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111 |
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112 DECLARE_SERIALIZABLE_STATE( |
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113 TNoTagOrAwaitMobilityBlockedByErrorRecovery, |
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114 TActivityErrorRecoveryMutex, |
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115 TNoTagOrAwaitMobility |
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116 ) |
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117 }; |
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118 |
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119 // |
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120 //CConnectionRecoveryActivity |
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121 class CConnectionRecoveryActivity : public MeshMachine::CNodeRetryActivity |
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122 { |
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123 public: |
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124 static MeshMachine::CNodeActivityBase* NewL(const MeshMachine::TNodeActivity& aActivitySig, MeshMachine::AMMNodeBase& aNode); |
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125 void ReplyToOriginators(Messages::TEErrorRecovery::TErrorRecoveryResponse& aCFMessageSig); |
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126 |
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127 protected: |
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128 CConnectionRecoveryActivity(const MeshMachine::TNodeActivity& aActivitySig, MeshMachine::AMMNodeBase& aNode); |
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129 |
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130 public: |
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131 Messages::TErrContext iOriginalErrContext; //Error context on which this activity started |
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132 |
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133 protected: |
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134 typedef MeshMachine::TNodeContext<CMobilityMetaConnectionProvider, MCprStates::TContext> TContext; |
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135 |
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136 public: |
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137 DECLARE_SMELEMENT_HEADER(TAwaitingReConnectComplete, MeshMachine::TState<TContext>, NetStateMachine::MState, TContext) |
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138 virtual TBool Accept(); |
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139 DECLARE_SMELEMENT_FOOTER(TAwaitingReConnectComplete) |
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140 |
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141 class TTransitionBase : public MeshMachine::TStateTransition<TContext> |
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142 { |
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143 public: |
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144 TTransitionBase(TContext& aContext) |
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145 : MeshMachine::TStateTransition<TContext>(aContext) |
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146 { |
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147 } |
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148 |
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149 virtual void Error(TInt aError); |
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150 }; |
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151 |
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152 DECLARE_SMELEMENT_HEADER(TStoreErrorContext, CConnectionRecoveryActivity::TTransitionBase, NetStateMachine::MStateTransition, TContext) |
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153 virtual void DoL(); |
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154 DECLARE_SMELEMENT_FOOTER(TStoreErrorContext) |
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155 |
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156 DECLARE_SMELEMENT_HEADER(TProcessConnectionStartRecoveryRequest, CConnectionRecoveryActivity::TTransitionBase, NetStateMachine::MStateTransition, TContext) |
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157 virtual void DoL(); |
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158 DECLARE_SMELEMENT_FOOTER(TProcessConnectionStartRecoveryRequest) |
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159 |
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160 DECLARE_SMELEMENT_HEADER(TProcessConnectionGoneDownRecoveryRequest, CConnectionRecoveryActivity::TTransitionBase, NetStateMachine::MStateTransition, TContext) |
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161 virtual void DoL(); |
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162 DECLARE_SMELEMENT_FOOTER(TProcessConnectionGoneDownRecoveryRequest) |
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163 |
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164 DECLARE_SMELEMENT_HEADER(TSendRetryRecoveryResponse, CConnectionRecoveryActivity::TTransitionBase, NetStateMachine::MStateTransition, TContext) |
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165 virtual void DoL(); |
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166 DECLARE_SMELEMENT_FOOTER(TSendRetryRecoveryResponse) |
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167 |
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168 DECLARE_SMELEMENT_HEADER(TSendPropagateRecoveryResponse, CConnectionRecoveryActivity::TTransitionBase, NetStateMachine::MStateTransition, TContext) |
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169 virtual void DoL(); |
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170 DECLARE_SMELEMENT_FOOTER(TSendPropagateRecoveryResponse) |
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171 |
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172 DECLARE_SMELEMENT_HEADER(TSendIgnoreRecoveryResponse, CConnectionRecoveryActivity::TTransitionBase, NetStateMachine::MStateTransition, TContext) |
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173 virtual void DoL(); |
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174 DECLARE_SMELEMENT_FOOTER(TSendIgnoreRecoveryResponse) |
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175 }; |
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176 |
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177 } // namespace MobilityMCprActivities |
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178 |
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179 #endif // MOBILITYMCPRACTIVITIES_H |
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180 |