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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 // |
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15 |
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16 #include "ss_subconn.h" |
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17 #include "ss_subconnstates.h" |
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18 #include "ss_connstates.h" |
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19 #include <comms-infras/ss_subconnprov.h> |
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20 #include <comms-infras/ss_log.h> |
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21 #include <comms-infras/ss_roles.h> |
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22 #include <ss_glob.h> |
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23 #include <comms-infras/ss_sapshim.h> |
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24 #include "SS_conn.H" |
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25 #include <comms-infras/ss_nodemessages_subconn.h> |
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26 #include <cs_subconevents.h> |
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27 |
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28 #include <comms-infras/ss_msgintercept.h> |
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29 #include "ss_internal_activities.h" |
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30 |
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31 |
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32 #ifdef _DEBUG |
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33 // Panic category for "absolutely impossible!" vanilla ASSERT()-type panics from this module |
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34 // (if it could happen through user error then you should give it an explicit, documented, category + code) |
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35 _LIT(KSpecAssert_ESockSSocks_sbcn, "ESockSSocks_sbcn"); |
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36 #endif |
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37 |
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38 using namespace ESock; |
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39 using namespace SubSessActivities; |
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40 using namespace NetStateMachine; |
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41 using namespace SubConnActivities; |
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42 using namespace SubSessStates; |
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43 using namespace CoreStates; |
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44 using namespace Messages; |
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45 using namespace MeshMachine; |
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46 |
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47 #ifdef _DEBUG |
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48 _LIT (KCSubConnectionPanic,"CSubConnectionPanic"); |
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49 #endif |
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50 |
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51 //-========================================================= |
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52 // |
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53 //Actvities serving client (RSubConnection) requests |
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54 // |
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55 //-========================================================= |
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56 // Creates a subconnection subsession object. No longer triggers the building of the stack beneath it. |
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57 // This now occurs only when required |
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58 namespace SubConnectionCreate |
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59 { |
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60 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivitySubConnectionCreate, SubConCreate, TCFInternalEsock::TSubSess, SubConnActivities::CCreate::NewL) |
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61 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCCreate>, MeshMachine::TNoTag) |
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62 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrAttachToDefaultOrWaitForIncoming) |
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63 |
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64 // We are attaching to the default subconnection and can therefore build the subconnection stack immediately |
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65 NODEACTIVITY_ENTRY(CoreNetStates::KAttachToDefault, SubConnStates::TSendBuildStack, SubConnStates::TAwaitingBuildStackResponse, MeshMachine::TNoTag) |
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66 |
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67 // Must be `ECreateNew` in which case we defer the building of the stack. We are done |
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68 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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69 |
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70 // Wait for incoming |
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71 LAST_NODEACTIVITY_ENTRY(CoreNetStates::KWaitForIncoming, MeshMachine::TDoNothing) |
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72 NODEACTIVITY_END() |
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73 } |
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74 |
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75 namespace SubConnectionNoBearer |
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76 { |
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77 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityNoBearer, SubConnNoBearer, TCFControlProvider::TNoBearer, SubConnActivities::CNoBearer::NewL) |
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78 FIRST_NODEACTIVITY_ENTRY(CoreNetStates::TAwaitingNoBearer, MeshMachine::TNoTag) |
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79 |
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80 // We don't have a bearer so get the stack built so that we do. Then we can proceed |
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81 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CNoBearer::TStoreFlowParams, CoreNetStates::TNoTagOrNoBearer) |
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82 NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, SubConnStates::TSendBuildStack, SubConnStates::TAwaitingBuildStackResponse, MeshMachine::TNoTag) |
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83 |
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84 // We now/already have a bearer so go ahead with fetching a bearer for the data client that kicked us off |
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85 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TRequestServiceProvider, TAcceptErrorState<CoreNetStates::TAwaitingBinderResponse>, MeshMachine::TNoTagOrErrorTag) |
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86 LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing) |
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87 |
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88 NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendBindTo, CoreNetStates::TAwaitingBindToComplete, MeshMachine::TNoTag) |
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89 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CNoBearer::TSendBindToComplete, MeshMachine::TNoTag) |
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90 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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91 NODEACTIVITY_END() |
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92 } |
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93 |
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94 namespace SubConnectionBuildStack |
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95 { |
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96 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityBuildStack, SubConnBuildStack, TCFInternalEsock::TBuildStackRequest, SubConnActivities::CBuildStack::NewL) |
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97 FIRST_NODEACTIVITY_ENTRY(SubConnActivities::CBuildStack::TAwaitingBuildStack, MeshMachine::TNoTag) |
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98 |
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99 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TJoinCPR, CoreStates::TAwaitingJoinComplete, MeshMachine::TNoTag) |
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100 |
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101 NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CBuildStack::TRequestServiceProviderFromCPR, TAcceptErrorState<CoreNetStates::TAwaitingBinderResponse>, MeshMachine::TNoTagOrErrorTag) |
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102 |
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103 NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendControlClientJoinRequest, CoreStates::TAwaitingJoinComplete, MeshMachine::TNoTag) |
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104 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CBuildStack::TSendBindToComplete, MeshMachine::TNoTag) |
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105 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TLeaveCPR, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag) |
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106 LAST_NODEACTIVITY_ENTRY(KNoTag, CBuildStack::TSendBuildStackResponse) |
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107 |
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108 NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TLeaveCPR, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TTag<KErrorTag>) |
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109 LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing) |
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110 NODEACTIVITY_END() |
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111 } |
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112 |
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113 namespace SubConnectionStart |
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114 { |
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115 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityStart, SubConStart, TCFInternalEsock::TSubSess, SubSessActivities::CESockClientActivityBase::NewL) |
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116 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCStart>, MeshMachine::TNoTag) |
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117 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag) |
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118 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStartSubConnection, TECABState<CoreNetStates::TAwaitingStarted>, MeshMachine::TNoTag) |
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119 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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120 NODEACTIVITY_END() |
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121 } |
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122 |
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123 namespace SubConnectionStop |
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124 { |
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125 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityStop, SubConStop, TCFInternalEsock::TSubSess, SubSessActivities::CESockClientActivityBase::NewL) |
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126 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCStop>, MeshMachine::TNoTag) |
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127 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag) |
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128 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStopSubConnection, TECABState<CoreNetStates::TAwaitingStopped>, MeshMachine::TNoTag) |
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129 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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130 NODEACTIVITY_END() |
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131 } |
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132 |
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133 namespace SubConnectionClose |
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134 { |
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135 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityDestroy, SubConClose, TCFInternalEsock::TSubSess, SubSessActivities::CCloseActivity::New) |
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136 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCClose>, MeshMachine::TNoTag) |
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137 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag) |
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138 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TCancelAndCloseClientExtIfaces, MeshMachine::TNoTag) |
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139 THROUGH_NODEACTIVITY_ENTRY(KNoTag, ConnStates::TCancelAllLegacyRMessage2Activities, ConnStates::TNoTagBlockedByLegacyRMessage2Activities) |
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140 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TProcessClose, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag) |
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141 NODEACTIVITY_ENTRY(KNoTag, TECABTransition<CoreNetStates::TSetIdleIfNoServiceProviders>, MeshMachine::TAwaitingLeaveComplete, CoreActivities::CDestroyActivity::TNoTagOrNoTagBackwards) |
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142 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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143 NODEACTIVITY_END() |
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144 } |
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145 |
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146 namespace SubConnectionAddSocket |
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147 { |
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148 typedef TECABState<SubConnStates::TAwaitingBuildStackResponse> TAwaitingBuildStackResponse; |
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149 typedef MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse> TAwaitingApplyResponseOrError; |
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150 |
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151 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityDataClientJoin, SubConAddSocket, TCFInternalEsock::TSubSess, SubConnActivities::CRejoin::NewL) |
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152 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCAddSocket>, MeshMachine::TNoTag) |
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153 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, CoreNetStates::TNoTagOrNoBearer) |
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154 |
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155 // We have no bearer yet so must have the stack built beneath us before continuing |
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156 NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, SubConnStates::TSendBuildStack, TECABState<SubConnStates::TAwaitingBuildStackResponse>, MeshMachine::TNoTag) |
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157 |
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158 // We have a bearer and can now go ahead adding a socket from the default sub connection |
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159 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TJoinTheOtherOwner, TECABState<CoreStates::TAwaitingJoinComplete>, MeshMachine::TNoTag) |
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160 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendRejoinDataClientRequestToOldOwner, TAcceptErrorState<CoreNetStates::TAwaitingRejoinDataClientComplete>, MeshMachine::TNoTagOrErrorTag) |
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161 NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TTag<KErrorTag>) |
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162 LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing) |
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163 |
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164 //When adding socket, add first, remove later. |
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165 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToNewOwner, TAwaitingApplyResponseOrError, MeshMachine::TNoTagOrErrorTag) |
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166 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToOldOwner, TAwaitingApplyResponseOrError, MeshMachine::TNoTagOrErrorTag) |
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167 |
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168 NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TSendCancelToOldOwner, TAcceptErrorState<CoreStates::TNeverAccept>, MeshMachine::TNoTag) |
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169 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag) |
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170 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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171 NODEACTIVITY_END() |
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172 } |
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173 |
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174 namespace SubConnectionRemoveSocket |
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175 { |
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176 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityClientLeave, SubConRemoveSocket, TCFInternalEsock::TSubSess, SubConnActivities::CRejoin::NewL) |
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177 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCRemoveSocket>, MeshMachine::TNoTag) |
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178 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag) |
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179 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TJoinTheOtherOwner, TECABState<CoreStates::TAwaitingJoinComplete>, MeshMachine::TNoTag) |
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180 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendRejoinDataClientRequestToOldOwner, TAcceptErrorState<CoreNetStates::TAwaitingRejoinDataClientComplete>, MeshMachine::TNoTagOrErrorTag) |
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181 //When removing socket, remove first, add later. |
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182 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToOldOwner, MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse>, MeshMachine::TNoTagOrErrorTag) |
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183 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendApplyToNewOwner, MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse>, MeshMachine::TNoTagOrErrorTag) |
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184 |
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185 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag) |
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186 NODEACTIVITY_ENTRY(KErrorTag, SubConnStates::TLeaveTheOtherOwner, MeshMachine::TAwaitingLeaveComplete, MeshMachine::TNoTag) |
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187 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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188 NODEACTIVITY_END() |
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189 } |
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190 |
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191 namespace SubConnectionSetParams |
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192 { |
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193 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityParamRequest, SubConSetParams, TCFInternalEsock::TSubSess, SubConnActivities::CSetParameters::NewL) |
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194 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCSetParameters>, MeshMachine::TNoTag) |
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195 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, MeshMachine::TNoTag) |
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196 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CSetParameters::TStoreNewParams, CoreNetStates::TNoTagOrNoBearer) |
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197 |
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198 // We have no bearer so are going to have to tell ourself to build the stack beneath us |
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199 NODEACTIVITY_ENTRY(CoreNetStates::KNoBearer, SubConnStates::TSendBuildStack, SubConnStates::TAwaitingBuildStackResponse, MeshMachine::TNoTag) |
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200 |
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201 // Proceed with sending the parameters to our service provider |
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202 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendParamsToServiceProvider, TECABState<CoreNetStates::TAwaitingParamResponse>, MeshMachine::TNoTag) |
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203 |
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204 //it's the legacy behaviour to complete setparams once they have been verified (TParamsResponse received) |
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205 //but not yet processed. |
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206 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnActivities::CSetParameters::TCompleteClient, MeshMachine::TNoTag) |
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207 |
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208 // the params received in response should be stored before send apply |
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209 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStoreParamsAndSendApply, TECABState<MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse> >, MeshMachine::TNoTag) |
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210 LAST_NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing) |
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211 NODEACTIVITY_END() |
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212 } |
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213 |
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214 namespace SubConnectionEventNotificationSubscription |
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215 { |
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216 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityNotification, SubConEventSubscr, TCFInternalEsock::TSubSess, SubConnActivities::CEventNotification::NewL) |
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217 FIRST_NODEACTIVITY_ENTRY(SubConnStates::TAwaitingEventNotificationSubscription, SubConnStates::TNoTagOrAllNotifications) |
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218 NODEACTIVITY_ENTRY (KNoTag, SubConnStates::TSetupFilteredEventNotification, SubSessStates::TAwaitingIPC<ESCEventNotification>, MeshMachine::TNoTag) |
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219 THROUGH_NODEACTIVITY_ENTRY(ESCEventAllNotifications, SubConnStates::TSetupAllEventNotification, MeshMachine::TNoTag ) |
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220 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrActiveWhenEventEnqued) |
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221 |
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222 NODEACTIVITY_ENTRY(KNoTag, MeshMachine::TDoNothing, CoreNetStates::TAwaitingSubConEvent, TTag<KActiveTag>) |
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223 LAST_NODEACTIVITY_ENTRY(KActiveTag, SubConnStates::TFillInEvent) |
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224 NODEACTIVITY_END() |
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225 } |
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226 |
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227 namespace SubConnectionEventNotification |
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228 { |
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229 DECLARE_DEFINE_NODEACTIVITY(ECFActivityConnectionWaitForIncoming, SubConEvent, TCFSubConnControlClient::TSubConnNotification) |
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230 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TEnqueueEvent, CoreNetStates::TAwaitingSubConEvent, MeshMachine::TNoTag) |
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231 NODEACTIVITY_END() |
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232 } |
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233 |
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234 namespace SubConnectionGetParamLength |
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235 { |
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236 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityGetParamLength, SubConGetParamLength, TCFInternalEsock::TSubSess, CESockClientActivityBase::NewL) |
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237 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCGetParametersLength>, MeshMachine::TNoTag) |
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238 // We must block if SubConnectionSetParams activity is currently running (the activity continues to run after it has completed its client) |
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239 // as otherwise the stored parameters can be changed underneath us. In particular, this can occur in-between |
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240 // SubConnectionGetParamLength and SubConnectionGetParam, with the resulting length mismatch causing a KERN-EXEC-3 in the original |
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241 // client RSubConnection::GetParameters() call. |
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242 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrParamsPresentBlockedBySetParams ) |
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243 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendParamRequest, CoreNetStates::TAwaitingParamResponse, MeshMachine::TNoTag) |
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244 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStoreParams, MeshMachine::TNoTag) |
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245 LAST_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TWriteSubConnParamsLength) |
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246 LAST_NODEACTIVITY_ENTRY(PRStates::KParamsPresent, SubConnStates::TWriteSubConnParamsLength) |
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247 NODEACTIVITY_END() |
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248 } |
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249 |
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250 namespace SubConnectionGetParam |
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251 { |
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252 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityGetParam, SubConGetParams, TCFInternalEsock::TSubSess, CESockClientActivityBase::NewL) |
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253 FIRST_NODEACTIVITY_ENTRY(SubSessStates::TAwaitingIPC<ESCGetParameters>, MeshMachine::TNoTag) |
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254 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubSessStates::TAcquireMessageOwnership, SubConnStates::TNoTagOrParamsPresent ) |
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255 NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TSendParamRequest, CoreNetStates::TAwaitingParamResponse, MeshMachine::TNoTag) |
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256 THROUGH_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TStoreParams, MeshMachine::TNoTag) |
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257 LAST_NODEACTIVITY_ENTRY(KNoTag, SubConnStates::TWriteSubConnParams) |
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258 LAST_NODEACTIVITY_ENTRY(PRStates::KParamsPresent, SubConnStates::TWriteSubConnParams) |
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259 NODEACTIVITY_END() |
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260 } |
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261 |
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262 // |
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263 //Activities serving framework requests |
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264 namespace SubConnectionWaitForIncomming |
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265 { |
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266 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityBindTo, SubConnBindToRequest, TCFDataClient::TBindTo, PRActivities::CBindToActivity::NewL) |
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267 FIRST_NODEACTIVITY_ENTRY(CoreNetStates::TAwaitingBindTo, MeshMachine::TNoTag) |
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268 NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendControlClientJoinRequest, CoreStates::TAwaitingJoinComplete, MeshMachine::TNoTagOrErrorTag) |
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269 LAST_NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendBindToComplete) |
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270 NODEACTIVITY_END() |
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271 } |
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272 |
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273 namespace SubConnectionLegacyRMessage2Activity |
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274 { |
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275 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivitySubConnectionLegacyRMessage2Handler, SubConnectionLegacyRMessage2, TNodeSignal::TNullMessageId, ConnActivities::CConnLegacyRMessage2Activity::NewL) |
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276 FIRST_NODEACTIVITY_ENTRY(CoreNetStates::TAwaitingLegacyRMessage2Ext, MeshMachine::TNoTag) |
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277 NODEACTIVITY_ENTRY(KNoTag, ConnStates::TProcessLegacyRMessage2, TAcceptErrorState<CoreNetStates::TAwaitingRMessage2Processed>, MeshMachine::TNoTagOrErrorTag) |
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278 LAST_NODEACTIVITY_ENTRY(KNoTag, ConnStates::TCompleteRMessage2) |
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279 LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TDoNothing) |
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280 NODEACTIVITY_END() |
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281 } |
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282 |
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283 |
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284 namespace SubConnectionActivities |
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285 { |
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286 DECLARE_DEFINE_ACTIVITY_MAP(subconnectionActivities) |
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287 ACTIVITY_MAP_ENTRY(CoreErrorActivity, CoreError) //Must be first in the table |
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288 ACTIVITY_MAP_ENTRY(SubConnectionStart, SubConStart) |
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289 ACTIVITY_MAP_ENTRY(SubConnectionStop, SubConStop) |
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290 ACTIVITY_MAP_ENTRY(SubConnectionCreate, SubConCreate) |
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291 ACTIVITY_MAP_ENTRY(SubConnectionClose, SubConClose) |
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292 ACTIVITY_MAP_ENTRY(SubConnectionAddSocket, SubConAddSocket) |
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293 ACTIVITY_MAP_ENTRY(SubConnectionRemoveSocket, SubConRemoveSocket) |
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294 ACTIVITY_MAP_ENTRY(SubConnectionSetParams, SubConSetParams) |
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295 ACTIVITY_MAP_ENTRY(SubConnectionEventNotificationSubscription, SubConEventSubscr) |
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296 ACTIVITY_MAP_ENTRY(SubConnectionEventNotification, SubConEvent) |
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297 ACTIVITY_MAP_ENTRY(SubConnectionGetParamLength, SubConGetParamLength) |
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298 ACTIVITY_MAP_ENTRY(SubConnectionGetParam, SubConGetParams) |
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299 ACTIVITY_MAP_ENTRY(SubConnectionWaitForIncomming, SubConnBindToRequest) |
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300 ACTIVITY_MAP_ENTRY(SubConnectionBuildStack, SubConnBuildStack) |
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301 ACTIVITY_MAP_ENTRY(SubConnectionNoBearer, SubConnNoBearer) |
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302 ACTIVITY_MAP_ENTRY(SubConnectionLegacyRMessage2Activity, SubConnectionLegacyRMessage2) |
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303 ACTIVITY_MAP_ENTRY(PRDataClientJoinActivity, PRDataClientJoin) |
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304 ACTIVITY_MAP_ENTRY(PRClientLeaveActivity, PRClientLeave) |
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305 ACTIVITY_MAP_END() |
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306 } |
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307 |
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308 |
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309 |
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310 |
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311 |
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312 |
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313 |
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314 //-========================================================= |
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315 // |
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316 // |
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317 //CSubConnection implementation |
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318 // |
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319 // |
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320 //-========================================================= |
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321 CSubConnection* CSubConnection::NewL(CConnection& aConnection, CPlayer* aPlayer, const TSubSessionUniqueId aSubSessionUniqueId) |
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322 /** Create a new CSubConnection instance |
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323 |
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324 @param aConnProvider Connection Provider that this subconnection is a member of |
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325 @param aType Default or new subconnection |
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326 @param aSession Socket Session this subsession is to be a member of |
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327 @return pointer to new CSubConnection instance on success |
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328 @exception leaves if could not allocate memory |
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329 */ |
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330 { |
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331 RNodeInterface* conn = aConnection.ServiceProvider(); |
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332 __ASSERT_DEBUG(conn, User::Panic(KSpecAssert_ESockSSocks_sbcn, 1)); |
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333 User::LeaveIfError(conn? KErrNone : KErrNotReady); |
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334 |
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335 CSubConnection* sc = new (ELeave) CSubConnection(aPlayer, aSubSessionUniqueId); |
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336 CleanupStack::PushL(sc); |
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337 sc->ConstructL(aConnection); |
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338 CleanupStack::Pop(sc); |
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339 |
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340 ESOCK_DEBUG_REGISTER_GENERAL_NODE(ESockDebug::KSubConnectionNodeUid, sc); |
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341 |
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342 return sc; |
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343 } |
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344 |
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345 |
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346 void CSubConnection::ProcessMessageL() |
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347 { |
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348 LOG_DETAILED(ESockLog::Printf(_L("CSubConnection(%08x)::ProcessMessageL:\tCommand %d"), this, Message().Function())); |
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349 |
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350 switch (Message().Function()) |
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351 { |
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352 case ESCAddSocket: |
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353 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCAddSocket aMessage %08x"), this, &Message()) ); |
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354 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
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355 CMMSockSubSession::ReceivedL(ESCAddSocket, TCFInternalEsock::TSubSess(ESCAddSocket,Message()).CRef()); |
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356 break; |
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357 |
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358 case ESCRemoveSocket: |
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359 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCRemoveSocket aMessage %08x"), this, &Message()) ); |
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360 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
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361 CMMSockSubSession::ReceivedL(ESCRemoveSocket, TCFInternalEsock::TSubSess(ESCRemoveSocket,Message()).CRef()); |
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362 break; |
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363 |
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364 case ESCSetParameters: |
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365 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCSetParameters aMessage %08x"), this, &Message()) ); |
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366 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
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367 CMMSockSubSession::ReceivedL(ESCSetParameters, TCFInternalEsock::TSubSess(ESCSetParameters,Message()).CRef()); |
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368 break; |
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369 |
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370 case ESCGetParameters: |
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371 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCGetParameters aMessage %08x"), this, &Message()) ); |
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372 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
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373 CMMSockSubSession::ReceivedL(ESCGetParameters, TCFInternalEsock::TSubSess(ESCGetParameters,Message()).CRef()); |
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374 break; |
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375 |
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376 case ESCGetParametersLength: |
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377 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCGetParametersLength aMessage %08x"), this, &Message()) ); |
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378 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
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379 CMMSockSubSession::ReceivedL(ESCGetParametersLength, TCFInternalEsock::TSubSess(ESCGetParametersLength,Message()).CRef()); |
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380 break; |
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381 |
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382 case ESCEventNotificationSetup: |
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383 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventNotificationSetup aMessage %08x"), this, &Message()) ); |
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384 CMMSockSubSession::ReceivedL(ESCEventNotification, TCFInternalEsock::TSubSess(ESCEventNotificationSetup,Message()).CRef()); |
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385 break; |
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386 |
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387 case ESCEventNotification: |
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388 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventNotification aMessage %08x"), this, &Message()) ); |
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389 CMMSockSubSession::ReceivedL(ECFActivityNotification, TCFInternalEsock::TSubSess(ESCEventNotification,Message()).CRef()); |
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390 break; |
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391 |
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392 case ESCEventAllNotifications: |
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393 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventAllNotifications aMessage %08x"), this, &Message()) ); |
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394 CMMSockSubSession::ReceivedL(ESCEventNotification, TCFInternalEsock::TSubSess(ESCEventAllNotifications,Message()).CRef()); |
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395 break; |
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396 |
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397 case ESCEventNotificationCancel: |
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398 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCEventNotificationCancel aMessage %08x"), this, &Message()) ); |
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399 //CANCELATION - Do not call DontCompleteCurrentRequest() for ECFActivityNotification to be completed! |
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400 CMMSockSubSession::ReceivedL(ESCEventNotification, TEBase::TCancel().CRef()); |
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401 break; |
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402 |
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403 case ESCControl: |
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404 { |
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405 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCControl aMessage %08x"), this, &Message()) ); |
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406 if (ServiceProvider() == NULL) |
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407 { |
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408 User::Leave(KErrNotReady); |
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409 } |
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410 TLegacyControlMessage msg(SafeMessage()); |
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411 CMMSockSubSession::ReceivedL(SafeMessage().Function(), msg); |
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412 DontCompleteCurrentRequest(); //TLegacyControlMessage will complete the message |
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413 } |
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414 break; |
|
415 |
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416 case ESCStart: |
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417 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCStart aMessage %08x"), this, &Message()) ); |
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418 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
|
419 CMMSockSubSession::ReceivedL(ESCStart, TCFInternalEsock::TSubSess(ESCStart,Message()).CRef()); |
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420 break; |
|
421 |
|
422 case ESCStop: |
|
423 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCStop aMessage %08x"), this, &Message()) ); |
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424 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
|
425 CMMSockSubSession::ReceivedL(ESCStop, TCFInternalEsock::TSubSess(ESCStop,Message()).CRef()); |
|
426 break; |
|
427 |
|
428 case ESCClose: |
|
429 LOG( ESockLog::Printf(KESockSubConnectionTag, _L8("CSubConnection %08x\tESCClose aMessage %08x"), this, &Message()) ); |
|
430 SetClosing(); |
|
431 //If successful, the ownership of the RMessage2 is taken by the activity, otherwise completed on leave |
|
432 CMMSockSubSession::ReceivedL(ESCClose, TCFInternalEsock::TSubSess(ESCClose,Message()).CRef()); |
|
433 break; |
|
434 |
|
435 default: |
|
436 SetReturn(KErrNotSupported); |
|
437 } |
|
438 } |
|
439 |
|
440 /** |
|
441 Constructor - set up name |
|
442 */ |
|
443 CSubConnection::CSubConnection(CPlayer* aPlayer, const TSubSessionUniqueId aSubSessionUniqueId) |
|
444 : CMMSockSubSession(SubConnectionActivities::subconnectionActivities::Self(), aPlayer->CurrentSession(), aPlayer, aSubSessionUniqueId), |
|
445 ASubSessionPlatsecApiExt(UniqueId()), |
|
446 TIfStaticFetcherNearestInHierarchy(this) |
|
447 { |
|
448 LOG_NODE_CREATE(KESockComponentTag, CSubConnection); |
|
449 } |
|
450 |
|
451 class TRevertAddClient |
|
452 { |
|
453 public: |
|
454 TRevertAddClient(MeshMachine::AMMNodeBase& aOwner, const TNodeId& aClient) |
|
455 :iOwner(aOwner), |
|
456 iClient(aClient) |
|
457 {} |
|
458 |
|
459 static void Do(TAny* aRevertAddClient) |
|
460 { |
|
461 TRevertAddClient& This = *reinterpret_cast<TRevertAddClient*>(aRevertAddClient); |
|
462 This.Do(); |
|
463 } |
|
464 |
|
465 void Do() |
|
466 { |
|
467 iOwner.RemoveClient(iClient); |
|
468 } |
|
469 |
|
470 private: |
|
471 MeshMachine::AMMNodeBase& iOwner; |
|
472 const TNodeId& iClient; |
|
473 }; |
|
474 |
|
475 void CSubConnection::ConstructL(CConnection& aConnection) |
|
476 { |
|
477 CMMSockSubSession::ConstructL(); |
|
478 AddClientL(aConnection.Id(), TClientType(TCFClientType::ECtrlProvider)); |
|
479 TRevertAddClient cleanupRevert(*this, aConnection.Id()); |
|
480 CleanupStack::PushL(TCleanupItem(TRevertAddClient::Do, &cleanupRevert)); |
|
481 aConnection.AddClientL(Id(), TClientType(TCFClientType::EData)); |
|
482 CleanupStack::Pop(); |
|
483 } |
|
484 |
|
485 /** |
|
486 Destructor, clean up connection preferences and the subconnection provider |
|
487 */ |
|
488 CSubConnection::~CSubConnection() |
|
489 { |
|
490 if (!iParameterBundle.IsNull()) |
|
491 { |
|
492 iParameterBundle.Close(); |
|
493 } |
|
494 |
|
495 if (CMMSockSubSession::ControlProvider()) |
|
496 { |
|
497 ControlProvider().RemoveClient(Id()); |
|
498 RemoveClient(ControlProvider().Id()); |
|
499 } |
|
500 |
|
501 CRefCountOwnedSubConNotification* event = NULL; |
|
502 while (iEventQueue.Deque(event)) |
|
503 { |
|
504 __ASSERT_DEBUG(event, User::Panic(KSpecAssert_ESockSSocks_sbcn, 2)); |
|
505 event->Close(); |
|
506 event = NULL; |
|
507 } |
|
508 |
|
509 LOG_NODE_DESTROY(KESockComponentTag, CSubConnection); |
|
510 } |
|
511 |
|
512 void CSubConnection::Received(TNodeContextBase& aContext) |
|
513 { |
|
514 TNodeSignal::TMessageId noPeerIds[] = { |
|
515 TCFInternalEsock::TSubSess::Id(), |
|
516 TCFPeer::TJoinRequest::Id(), |
|
517 TEPeer::TLeaveRequest::Id(), |
|
518 TNodeSignal::TMessageId() |
|
519 }; |
|
520 MeshMachine::AMMNodeBase::Received(noPeerIds, aContext); |
|
521 MeshMachine::AMMNodeBase::PostReceived(aContext); |
|
522 } |
|
523 |
|
524 void CSubConnection::ReceivedL(const TRuntimeCtxId& aSender, const TNodeId& aRecipient, TSignatureBase& aMessage) |
|
525 { |
|
526 ESOCK_DEBUG_MESSAGE_INTERCEPT(aSender, aMessage, aRecipient); |
|
527 |
|
528 //First check if this is not our own error |
|
529 if (aMessage.IsMessage<TEBase::TError>() |
|
530 && aSender == Id()) |
|
531 { |
|
532 //This is our own error, generated from the client (IPC) activity |
|
533 //It is safe to just ignore it here, as the activity is |
|
534 //completed (and so is the client RMessage2). If the activity didn't have |
|
535 //the chance to acquire ownership of the message it is still safe to ignore it |
|
536 //because there was no call to DoNotCompleteCurrentMessage(). |
|
537 //return KErrNone; |
|
538 } |
|
539 |
|
540 TNodeContext<CSubConnection> ctx(*this, aMessage, aSender, aRecipient); |
|
541 CSubConnection::Received(ctx); |
|
542 User::LeaveIfError(ctx.iReturn); |
|
543 } |
|
544 |
|
545 void CSubConnection::FinalCompleteAllBlockedMessages(TInt /*aResult*/) |
|
546 { |
|
547 TNodeNullContext ctx(*this); |
|
548 AbortActivitiesOriginatedBy(ctx); //Abort all activities |
|
549 } |
|
550 |
|
551 CConnection& CSubConnection::ControlProvider() |
|
552 { |
|
553 RNodeInterface* controlProv = CMMSockSubSession::ControlProvider(); |
|
554 __ASSERT_DEBUG(controlProv, User::Panic(KCSubConnectionPanic,KPanicNoConnection)); |
|
555 #if defined(__GCCXML__) |
|
556 return *reinterpret_cast<CConnection*>(&(controlProv->RecipientId().Node())); |
|
557 #else |
|
558 return mcfnode_cast<CConnection>(controlProv->RecipientId().Node()); |
|
559 #endif |
|
560 } |
|
561 |
|
562 EXPORT_C RCFParameterFamilyBundleC& CSubConnection::GetOrCreateParameterBundleL() |
|
563 { |
|
564 if( ! iParameterBundle.IsNull()) |
|
565 { |
|
566 return iParameterBundle; |
|
567 } |
|
568 return CreateParameterBundleL(); |
|
569 } |
|
570 |
|
571 EXPORT_C RCFParameterFamilyBundleC& CSubConnection::CreateParameterBundleL() |
|
572 { |
|
573 __ASSERT_DEBUG(iParameterBundle.IsNull(), User::Panic(KSpecAssert_ESockSSocks_sbcn, 3)); |
|
574 |
|
575 RCFParameterFamilyBundle newBundle; |
|
576 newBundle.CreateL(); |
|
577 iParameterBundle.Open(newBundle); |
|
578 |
|
579 return iParameterBundle; |
|
580 } |
|
581 |
|
582 |