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1 // Copyright (c) 2006-2009 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 // IP SubConnection Provider implementation |
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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 #include "ipscpr.h" |
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24 #include "ipdeftbasescpr.h" |
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25 #include "ipscprlog.h" |
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26 #include "ipscprstates.h" |
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27 #include <comms-infras/ss_log.h> |
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28 #include "IPMessages.h" |
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29 |
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30 #include <comms-infras/ss_msgintercept.h> |
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31 #include <elements/nm_signatures.h> |
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32 #include <comms-infras/ss_nodemessages_factory.h> |
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33 |
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34 #if defined __FLOG_ACTIVE || defined SYMBIAN_TRACE_ENABLE |
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35 #define KIPSCprTag KESockSubConnectionTag |
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36 //_LIT8(KIPSCprSubTag, "ipscpr"); |
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37 #endif |
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38 |
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39 using namespace MeshMachine; |
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40 using namespace Messages; |
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41 using namespace ESock; |
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42 using namespace NetStateMachine; |
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43 |
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44 //We reserve space for two preallocated activities that may start concurrently on the SCPR |
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45 //node: destroy and data client stop. |
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46 static const TUint KDefaultMaxPreallocatedActivityCount = 2; |
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47 static const TUint KMaxPreallocatedActivitySize = sizeof(MeshMachine::CNodeRetryParallelActivity) + sizeof(MeshMachine::APreallocatedOriginators<4>); |
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48 static const TUint KIPSCPRPreallocatedActivityBufferSize = KDefaultMaxPreallocatedActivityCount * KMaxPreallocatedActivitySize; |
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49 |
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50 namespace IPSCprAddressUpdate |
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51 { |
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52 DECLARE_DEFINE_NODEACTIVITY(IPDeftSCprBaseActivities::ECFActivityAddressUpdate, IPSCprAddressUpdate, TCFIPMessage::TDataClientRouted) |
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53 NODEACTIVITY_ENTRY(KNoTag, IPBaseSCprStates::TStoreAddressUpdate, IPBaseSCprStates::TAwaitingAddressUpdate, IpSCprStates::TNoTagOrDoNothingTag) |
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54 THROUGH_NODEACTIVITY_ENTRY(KNoTag, IpSCprStates::TCreateAddressInfoBundle, MeshMachine::TNoTag) |
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55 NODEACTIVITY_ENTRY(KNoTag, IpSCprStates::TSendSelfStart, CoreNetStates::TAwaitingStarted, IpSCprStates::TDoNothingTag) |
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56 LAST_NODEACTIVITY_ENTRY(IpSCprStates::KDoNothingTag, MeshMachine::TDoNothing) |
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57 NODEACTIVITY_END() |
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58 } |
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59 |
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60 #ifndef SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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61 namespace IPSCprParamsRequest |
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62 { |
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63 DECLARE_DEFINE_NODEACTIVITY(ECFActivityParamRequest, IPSCprSetParams, TCFScpr::TParamsRequest) |
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64 FIRST_NODEACTIVITY_ENTRY(SCprStates::TAwaitingParamRequest, CoreNetStates::TNoTagOrBearerPresent) |
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65 NODEACTIVITY_ENTRY(CoreNetStates::KBearerPresent, SCprStates::TPassToServiceProvider, CoreNetStates::TAwaitingParamResponse, CoreNetStates::TBearerPresent) |
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66 LAST_NODEACTIVITY_ENTRY(CoreNetStates::KBearerPresent, SCprStates::TStoreParamsAndPostToOriginators) |
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67 LAST_NODEACTIVITY_ENTRY(KNoTag, SCprStates::TStoreAndRespondWithCurrentParams) |
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68 NODEACTIVITY_END() |
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69 } |
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70 #endif // SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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71 |
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72 namespace IPSCprApplyRequest |
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73 { |
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74 DECLARE_DEFINE_NODEACTIVITY(ECFActivityApplyChanges, IpSCprApplyReq, TCFScpr::TApplyRequest) |
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75 #ifdef SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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76 FIRST_NODEACTIVITY_ENTRY(PRStates::TAwaitingApplyRequest, IpSCprStates::TNoTagOrSendApplyResponseOrErrorTag) |
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77 THROUGH_NODEACTIVITY_ENTRY(KNoTag, IpSCprStates::TCreateAddressInfoBundleFromJoiningClient, MeshMachine::TNoTag) |
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78 NODEACTIVITY_ENTRY(KNoTag, IpSCprStates::TSendSelfStart, CoreNetStates::TAwaitingStarted, MeshMachine::TNoTag) |
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79 LAST_NODEACTIVITY_ENTRY(KNoTag, PRStates::TSendApplyResponse) |
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80 LAST_NODEACTIVITY_ENTRY(SCprActivities::Apply::ESendApplyResponse, PRStates::TSendApplyResponse) |
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81 #else |
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82 FIRST_NODEACTIVITY_ENTRY(SCprStates::TAwaitingApplyRequest, IpSCprStates::TNoTagOrSendApplyResponseOrErrorTag) |
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83 THROUGH_NODEACTIVITY_ENTRY(KNoTag, IpSCprStates::TCreateAddressInfoBundleFromJoiningClient, MeshMachine::TNoTag) |
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84 NODEACTIVITY_ENTRY(KNoTag, IpSCprStates::TSendSelfStart, CoreNetStates::TAwaitingStarted, MeshMachine::TNoTag) |
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85 LAST_NODEACTIVITY_ENTRY(KNoTag, SCprStates::TSendApplyResponse) |
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86 LAST_NODEACTIVITY_ENTRY(SCprActivities::Apply::ESendApplyResponse, SCprStates::TSendApplyResponse) |
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87 #endif // SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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88 LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TRaiseActivityError) |
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89 NODEACTIVITY_END() |
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90 } |
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91 |
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92 namespace IPSCprStartActivity |
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93 { |
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94 //TODO perhaps get this from a header file since its used in a number of places - see ss_subconn.cpp |
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95 typedef MeshMachine::TAcceptErrorState<CoreNetStates::TAwaitingApplyResponse> TAwaitingApplyResponseOrError; |
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96 |
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97 DECLARE_DEFINE_CUSTOM_NODEACTIVITY(ECFActivityStart, IPSCprStart, TCFServiceProvider::TStart, PRActivities::CStartActivity::NewL) |
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98 FIRST_NODEACTIVITY_ENTRY(MeshMachine::TAwaitingMessageState<TCFServiceProvider::TStart>, IpSCprStates::TNoTagOrBearerPresentBlockedByStopOrBindTo) |
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99 NODEACTIVITY_ENTRY(CoreNetStates::KBearerPresent, CoreNetStates::TBindSelfToPresentBearer, CoreNetStates::TAwaitingBindToComplete, MeshMachine::TTag<CoreNetStates::KBearerPresent>) |
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100 |
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101 NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendNoBearer, MeshMachine::TAwaitingMessageState<TCFControlProvider::TBearer>, MeshMachine::TTag<CoreNetStates::KBearerPresent>) |
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102 |
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103 //[401TODO] RZ: this tuple is the only thing that distinguishes this activity from the core although, the core should look |
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104 //like this one - i.e.: sending params down on start is every scpr's bussiness. |
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105 #ifdef SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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106 NODEACTIVITY_ENTRY(CoreNetStates::KBearerPresent, PRStates::TSendParamsToServiceProvider, CoreNetStates::TAwaitingParamResponse, IpSCprStates::TNoTagOrAlreadyStarted) |
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107 #else |
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108 NODEACTIVITY_ENTRY(CoreNetStates::KBearerPresent, IpSCprStates::TSendParamsToServiceProvider, CoreNetStates::TAwaitingParamResponse, IpSCprStates::TNoTagOrAlreadyStarted) |
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109 #endif // SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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110 |
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111 NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TStartServiceProviderRetry, CoreNetStates::TAwaitingStarted, MeshMachine::TNoTag) |
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112 NODEACTIVITY_ENTRY(CoreNetStates::KAlreadyStarted,CoreNetStates::TSendApplyRequest, TAwaitingApplyResponseOrError, MeshMachine::TNoTagOrErrorTag) |
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113 LAST_NODEACTIVITY_ENTRY(KNoTag, CoreNetStates::TSendStarted) |
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114 LAST_NODEACTIVITY_ENTRY(KErrorTag, MeshMachine::TRaiseActivityError) |
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115 NODEACTIVITY_END() |
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116 } |
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117 |
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118 |
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119 namespace IPSCprActivities |
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120 { |
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121 DECLARE_DEFINE_ACTIVITY_MAP(activityMap) |
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122 ACTIVITY_MAP_ENTRY(IPSCprAddressUpdate, IPSCprAddressUpdate) |
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123 ACTIVITY_MAP_ENTRY(IPSCprApplyRequest, IpSCprApplyReq) |
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124 ACTIVITY_MAP_ENTRY(IPSCprStartActivity, IPSCprStart) |
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125 #ifndef SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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126 ACTIVITY_MAP_ENTRY(IPSCprParamsRequest, IPSCprSetParams) |
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127 #endif // SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW |
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128 ACTIVITY_MAP_END_BASE(IPDeftBaseSCprActivities, ipdeftbasescprActivityMap) |
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129 } |
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130 //-========================================================= |
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131 // |
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132 // CIpSubConnectionProvider methods |
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133 // |
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134 //-========================================================= |
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135 CIpSubConnectionProvider* CIpSubConnectionProvider::NewL(CIpSubConnectionProviderFactory& aFactory) |
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136 /** |
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137 Construct a new IP SubConnection Provider Object |
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138 |
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139 @params aFactory factory that create this object |
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140 @param aConnProvider Connection Provider associated with this object |
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141 */ |
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142 { |
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143 __IPCPRLOG(IpCprLog::Printf(_L("CIpSubConnectionProvider::NewL"))); |
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144 CIpSubConnectionProvider* self = new (ELeave) CIpSubConnectionProvider(aFactory); |
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145 CleanupStack::PushL(self); |
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146 self->ConstructL(); |
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147 CleanupStack::Pop(); |
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148 return self; |
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149 } |
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150 |
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151 |
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152 CIpSubConnectionProvider::~CIpSubConnectionProvider() |
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153 { |
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154 __IPCPRLOG(IpCprLog::Printf(_L("CIpSubConnectionProvider::~CIpSubConnectionProvider [%08x]"), this)); |
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155 LOG_NODE_DESTROY(KIPSCprTag, CIpSubConnectionProvider); |
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156 } |
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157 |
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158 |
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159 CIpSubConnectionProvider::CIpSubConnectionProvider(ESock::CSubConnectionProviderFactoryBase& aFactory) |
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160 :CIpSubConnectionProviderBase(aFactory, IPSCprActivities::activityMap::Self()) |
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161 { |
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162 __IPCPRLOG(IpCprLog::Printf(_L("CIpSubConnectionProvider::CIpSubConnectionProvider [%08x]"), this)); |
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163 LOG_NODE_CREATE(KIPSCprTag, CIpSubConnectionProvider); |
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164 } |
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165 |
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166 void CIpSubConnectionProvider::ConstructL() |
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167 /** |
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168 IP SubConnection Provider Second Phase Constructor |
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169 */ |
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170 { |
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171 CIpSubConnectionProviderBase::ConstructL(KIPSCPRPreallocatedActivityBufferSize); |
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172 } |
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173 |
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174 RNodeInterface* CIpSubConnectionProvider::NewClientInterfaceL(const TClientType& aClientType, TAny* /*aClientInfo*/) |
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175 { |
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176 __IPCPRLOG(IpCprLog::Printf(_L("CIpSubConnectionProvider::NewClientInterfaceL [%08x]"), this)); |
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177 |
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178 if (aClientType.Type() & TCFClientType::EData) |
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179 { |
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180 return new (ELeave) RIPDataClientNodeInterface(); |
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181 } |
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182 |
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183 return CCoreSubConnectionProvider::NewClientInterfaceL(aClientType); |
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184 } |
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185 |
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186 |
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187 void CIpSubConnectionProvider::Received(TNodeContextBase& aContext) |
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188 { |
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189 __IPCPRLOG(IpCprLog::Printf(_L("CIpSubConnectionProvider::Received [%08x]"), this)); |
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190 |
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191 Messages::TNodeSignal::TMessageId noPeerIds[] = { |
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192 TCFFactory::TPeerFoundOrCreated::Id(), |
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193 TCFPeer::TJoinRequest::Id(), |
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194 Messages::TNodeSignal::TMessageId() |
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195 }; |
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196 |
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197 MeshMachine::AMMNodeBase::Received(noPeerIds, aContext); |
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198 MeshMachine::AMMNodeBase::PostReceived(aContext); |
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199 } |
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200 |
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201 void CIpSubConnectionProvider::ReceivedL(const TRuntimeCtxId& aSender, const TNodeId& aRecipient, TSignatureBase& aMessage) |
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202 { |
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203 __IPCPRLOG(IpCprLog::Printf(_L("CIpSubConnectionProvider::ReceivedL [%08x]"), this)); |
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204 ESOCK_DEBUG_MESSAGE_INTERCEPT(aSender, aMessage, aRecipient); |
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205 IpSCprStates::TContext ctx(*this, aMessage, aSender, aRecipient); |
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206 CIpSubConnectionProvider::Received(ctx); |
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207 User::LeaveIfError(ctx.iReturn); |
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208 } |
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209 |
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210 TInt CIpSubConnectionProvider::AddressCompletionValidation(RIPDataClientNodeInterface& aDataClient) |
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211 /** |
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212 Helper function to check for presence of source and destionation address in DataClient Node Interface |
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213 |
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214 @param aDataClient Data Client |
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215 */ |
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216 { |
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217 __IPCPRLOG(IpCprLog::Printf(_L("CIpSubConnectionProvider::AddressCompletionValidation [%08x]"), this)); |
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218 |
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219 TUint addrFamily = aDataClient.iCliSrcAddr.Family(); |
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220 |
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221 if( addrFamily != KAfInet6 && addrFamily != KAfInet) |
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222 { |
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223 __IPCPRLOG(IpCprLog::Printf(_L("Source Address not defined"))); |
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224 return KErrNotReady; |
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225 } |
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226 |
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227 addrFamily = aDataClient.iCliSrcAddr.Family(); |
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228 if( addrFamily != KAfInet6 && addrFamily != KAfInet) |
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229 { |
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230 __IPCPRLOG(IpCprLog::Printf(_L("Destination Address not defined"))); |
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231 return KErrNotReady; |
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232 } |
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233 |
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234 return KErrNone; |
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235 } |
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236 |
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237 CSubConIPAddressInfoParamSet* CIpSubConnectionProvider::InitBundleL() |
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238 /** |
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239 Helper function to initialize param bundle |
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240 */ |
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241 { |
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242 CSubConIPAddressInfoParamSet* retValue(NULL); |
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243 |
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244 // create family |
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245 RCFParameterFamilyBundleC& bundle = GetOrCreateParameterBundleL(); |
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246 RParameterFamily family=bundle.FindFamily(KSubConIPAddressInfoFamily); |
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247 if ( family.IsNull() ) |
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248 { |
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249 __IPCPRLOG(IpCprLog::Printf(_L("SubConIPAddressInfoFamily is created"))); |
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250 //family = bundle.CreateFamilyL(KSubConIPAddressInfoFamily); //PJLEFT |
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251 RCFParameterFamilyBundle newBundle; |
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252 newBundle.CreateL(); |
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253 newBundle.Open(iParameterBundle); |
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254 family = newBundle.CreateFamilyL(KSubConIPAddressInfoFamily); |
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255 retValue = CSubConIPAddressInfoParamSet::NewL(family, RParameterFamily::ERequested); |
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256 newBundle.Close(); |
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257 } |
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258 else |
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259 { |
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260 // get param set |
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261 STypeId typeId = STypeId::CreateSTypeId( CSubConIPAddressInfoParamSet::EUid, |
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262 CSubConIPAddressInfoParamSet::ETypeId ); |
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263 retValue = static_cast<CSubConIPAddressInfoParamSet*> |
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264 (family.FindParameterSet(typeId,RParameterFamily::ERequested)); |
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265 } |
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266 |
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267 return retValue; |
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268 } |