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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 // |
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15 |
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16 |
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17 #include <mtp/mtpprotocolconstants.h> |
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18 #include <mtp/cmtptypedeleteobjectproplist.h> |
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19 #include <mtp/tmtptypedatapair.h> |
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20 #include <mtp/mmtpdataproviderframework.h> |
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21 |
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22 #include "cmtpdeleteobjectproplist.h" |
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23 #include "mtpproxydppanic.h" |
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24 #include "cmtpdataprovidercontroller.h" |
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25 #include "cmtpobjectmgr.h" |
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26 #include "cmtpdataprovider.h" |
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27 |
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28 |
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29 // Class constants. |
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30 __FLOG_STMT(_LIT8(KComponent,"DeleteObjectPropList");) |
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31 |
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32 |
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33 /** |
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34 Verification data for the DeleteObjectPropList request |
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35 */ |
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36 const TMTPRequestElementInfo KMTPDeleteObjectPropListPolicy[] = |
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37 { |
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38 { TMTPTypeRequest::ERequestParameter1, EMTPElementTypeObjectHandle, (EMTPElementAttrDir | EMTPElementAttrWrite), 1, KMTPHandleAll, 0 } |
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39 }; |
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40 |
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41 /** |
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42 Two-phase construction method |
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43 @param aFramework The data provider framework |
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44 @param aConnection The connection from which the request comes |
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45 @return a pointer to the created request processor object |
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46 */ |
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47 MMTPRequestProcessor* CMTPDeleteObjectPropList::NewL( MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection ) |
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48 { |
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49 CMTPDeleteObjectPropList* self = new (ELeave) CMTPDeleteObjectPropList( aFramework, aConnection ); |
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50 CleanupStack::PushL(self); |
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51 self->ConstructL(); |
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52 CleanupStack::Pop(self); |
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53 return self; |
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54 } |
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55 |
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56 /** |
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57 Destructor |
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58 */ |
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59 CMTPDeleteObjectPropList::~CMTPDeleteObjectPropList() |
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60 { |
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61 __FLOG(_L8("~CMTPDeleteObjectPropList - Entry")); |
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62 |
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63 delete iDeleteObjectPropList; |
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64 iSingletons.Close(); |
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65 iTargetDps.Close(); |
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66 iSubDatasets.ResetAndDestroy(); |
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67 |
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68 __FLOG(_L8("~CMTPDeleteObjectPropList - Exit")); |
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69 __FLOG_CLOSE; |
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70 } |
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71 |
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72 CMTPDeleteObjectPropList::CMTPDeleteObjectPropList(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection): |
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73 CMTPRequestProcessor( aFramework, aConnection, (sizeof(KMTPDeleteObjectPropListPolicy) / sizeof(TMTPRequestElementInfo)), KMTPDeleteObjectPropListPolicy ) |
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74 { |
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75 |
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76 } |
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77 |
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78 void CMTPDeleteObjectPropList::ConstructL() |
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79 { |
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80 __FLOG_OPEN(KMTPSubsystem, KComponent); |
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81 __FLOG(_L8("ConstructL - Entry")); |
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82 |
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83 iSingletons.OpenL(); |
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84 |
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85 __FLOG(_L8("ConstructL - Exit")); |
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86 } |
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87 |
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88 void CMTPDeleteObjectPropList::ServiceL() |
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89 { |
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90 __FLOG(_L8("ServiceL - Entry")); |
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91 |
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92 delete iDeleteObjectPropList; |
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93 iTargetDps.Reset(); |
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94 iSubDatasets.Reset(); |
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95 |
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96 |
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97 iDeleteObjectPropList = CMTPTypeDeleteObjectPropList::NewL(); |
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98 ReceiveDataL(*iDeleteObjectPropList); |
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99 |
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100 __FLOG(_L8("ServiceL - Exit")); |
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101 } |
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102 |
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103 TBool CMTPDeleteObjectPropList::DoHandleResponsePhaseL() |
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104 { |
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105 __FLOG(_L8("DoHandleResponsePhaseL - Entry")); |
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106 |
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107 //if the ObjectHandle is 0x00000000, |
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108 //discard the received data and return Invalid_ObjectHandle error code |
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109 if ( Request().Uint32(TMTPTypeRequest::ERequestParameter1) == KMTPHandleNone ) |
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110 { |
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111 TRAP_IGNORE(SendResponseL(EMTPRespCodeInvalidObjectHandle)); |
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112 } |
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113 else |
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114 { |
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115 BuildSubRequestsL(); |
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116 |
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117 if(iTargetDps.Count() == 0) |
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118 { |
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119 TRAP_IGNORE(SendResponseL(EMTPRespCodeInvalidDataset)); |
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120 } |
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121 else |
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122 { |
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123 iCurrentTarget = 0; |
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124 |
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125 Schedule(KErrNone); |
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126 } |
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127 } |
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128 |
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129 __FLOG(_L8("DoHandleResponsePhaseL - Exit")); |
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130 |
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131 return EFalse; |
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132 } |
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133 |
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134 void CMTPDeleteObjectPropList::BuildSubRequestsL() |
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135 { |
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136 __FLOG(_L8("BuildSubRequests - Entry")); |
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137 |
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138 TInt count(iDeleteObjectPropList->NumberOfElements()); |
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139 TInt dpid(0); |
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140 TInt index(-1); |
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141 TInt tmpDpid(-1); |
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142 for( TUint i(0); i < count; i++) |
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143 { |
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144 TMTPTypeDataPair& temp(iDeleteObjectPropList->ElementL(i)); |
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145 TMTPTypeDataPair* element = new (ELeave) TMTPTypeDataPair(); |
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146 CleanupStack::PushL(element); |
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147 MMTPType::CopyL( temp, *element ); |
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148 dpid = iSingletons.ObjectMgr().ObjectOwnerId( temp.Uint32(TMTPTypeDataPair::EOwnerHandle) ); |
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149 if ( tmpDpid != dpid ) |
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150 { |
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151 iTargetDps.Append(dpid); |
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152 CMTPTypeDeleteObjectPropList* dataset = CMTPTypeDeleteObjectPropList::NewLC(); |
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153 iSubDatasets.AppendL( dataset ); |
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154 dataset->AppendL( element); |
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155 CleanupStack::Pop(dataset); |
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156 |
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157 tmpDpid = dpid; |
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158 ++index; |
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159 } |
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160 else |
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161 { |
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162 iSubDatasets[index]->AppendL( element ); |
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163 } |
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164 |
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165 CleanupStack::Pop(element); |
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166 } |
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167 |
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168 __FLOG(_L8("BuildSubRequests - Exit")); |
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169 } |
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170 |
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171 TBool CMTPDeleteObjectPropList::HasDataphase() const |
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172 { |
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173 __FLOG(_L8("HasDataphase - Entry")); |
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174 |
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175 |
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176 |
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177 __FLOG(_L8("HasDataphase - Exit")); |
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178 |
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179 return ETrue; |
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180 } |
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181 |
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182 |
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183 #ifdef _DEBUG |
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184 void CMTPDeleteObjectPropList::ProxyReceiveDataL(MMTPType& aData, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, TRequestStatus& aStatus) |
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185 #else |
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186 void CMTPDeleteObjectPropList::ProxyReceiveDataL(MMTPType& aData, const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /*aConnection*/, TRequestStatus& aStatus) |
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187 #endif |
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188 { |
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189 __ASSERT_DEBUG(iRequest == &aRequest && &iConnection == &aConnection, Panic(EMTPNotSameRequestProxy)); |
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190 |
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191 MMTPType::CopyL( *iSubDatasets[iCurrentTarget], aData); |
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192 TRequestStatus* status = &aStatus; |
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193 User::RequestComplete(status, KErrNone); |
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194 } |
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195 |
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196 |
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197 void CMTPDeleteObjectPropList::ProxySendDataL(const MMTPType& /*aData*/, const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /* aConnection */, TRequestStatus& /*aStatus*/) |
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198 { |
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199 __FLOG(_L8("ProxySendDataL - Entry")); |
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200 |
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201 Panic(EMTPWrongRequestPhase); |
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202 |
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203 __FLOG(_L8("ProxySendDataL - Exit")); |
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204 } |
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205 |
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206 /** |
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207 Send the corresponding response for the request is routed by Proxy DP |
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208 ProxySendResponseL will complete the request of framework's AO, then switch the transaction phase to TranscationComplete |
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209 so ProxyTransactionCompleteL will be called later. |
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210 @param aResponse The response which is sent by some DP |
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211 @param aRequest The corresponding request |
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212 @param aConnection The corresponding connection |
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213 @param aStatus The status of framework AO |
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214 */ |
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215 #ifdef _DEBUG |
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216 void CMTPDeleteObjectPropList::ProxySendResponseL(const TMTPTypeResponse& aResponse, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, TRequestStatus& aStatus) |
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217 #else |
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218 void CMTPDeleteObjectPropList::ProxySendResponseL(const TMTPTypeResponse& aResponse, const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /*aConnection*/, TRequestStatus& aStatus) |
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219 #endif |
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220 { |
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221 __FLOG(_L8("ProxySendResponseL - Entry")); |
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222 |
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223 __ASSERT_DEBUG(((iRequest == &aRequest) && (&iConnection == &aConnection)), Panic(EMTPNotSameRequestProxy)); |
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224 MMTPType::CopyL(aResponse, iResponse); |
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225 TRequestStatus* status = &aStatus; |
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226 User::RequestComplete(status, KErrNone); |
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227 |
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228 __FLOG(_L8("ProxySendResponseL - Exit")); |
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229 } |
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230 |
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231 |
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232 /** |
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233 Complete the transaction phase for the request is routed by Proxy DP |
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234 Drive its AO to route other requests or send the response. |
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235 @param aRequest The corresponding request |
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236 @param aConnection The corresponding connection |
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237 */ |
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238 #ifdef _DEBUG |
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239 void CMTPDeleteObjectPropList::ProxyTransactionCompleteL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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240 #else |
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241 void CMTPDeleteObjectPropList::ProxyTransactionCompleteL(const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /*aConnection*/) |
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242 #endif |
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243 { |
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244 __FLOG(_L8("ProxyTransactionCompleteL - Entry")); |
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245 |
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246 __ASSERT_DEBUG(((iRequest == &aRequest) && (&iConnection == &aConnection)), Panic(EMTPNotSameRequestProxy)); |
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247 const TUint16 KResponseCode(iResponse.Uint16(TMTPTypeResponse::EResponseCode)); |
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248 TInt err((KResponseCode == EMTPRespCodeOK) ? KErrNone : KErrGeneral); |
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249 if (err == KErrNone) |
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250 { |
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251 ++iCurrentTarget; |
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252 } |
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253 else |
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254 { |
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255 //when error, calculate the zero-based index of the first failed property |
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256 TUint index = iResponse.Uint32(TMTPTypeResponse::EResponseParameter1); |
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257 for(TInt i = 0 ; i < iCurrentTarget; i++ ) |
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258 { |
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259 index += iSubDatasets[i]->NumberOfElements(); |
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260 } |
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261 iResponse.SetUint32(TMTPTypeResponse::EResponseParameter1, index ); |
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262 |
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263 if(KResponseCode == EMTPRespCodeOperationNotSupported) |
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264 { |
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265 iResponse.SetUint16(TMTPTypeResponse::EResponseCode, EMTPRespCodeInvalidObjectHandle ); |
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266 } |
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267 } |
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268 |
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269 Schedule(err); |
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270 |
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271 __FLOG(_L8("ProxyTransactionCompleteL - Exit")); |
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272 } |
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273 |
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274 |
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275 |
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276 void CMTPDeleteObjectPropList::SendResponseL(TUint16 aCode) |
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277 { |
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278 __FLOG(_L8("SendResponseL - Entry")); |
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279 |
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280 const TMTPTypeRequest& req(Request()); |
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281 iResponse.SetUint16(TMTPTypeResponse::EResponseCode, aCode); |
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282 iResponse.SetUint32(TMTPTypeResponse::EResponseSessionID, req.Uint32(TMTPTypeRequest::ERequestSessionID)); |
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283 iResponse.SetUint32(TMTPTypeResponse::EResponseTransactionID, req.Uint32(TMTPTypeRequest::ERequestTransactionID)); |
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284 iFramework.SendResponseL(iResponse, req, Connection()); |
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285 |
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286 __FLOG(_L8("SendResponseL - Exit")); |
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287 } |
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288 |
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289 void CMTPDeleteObjectPropList::RunL() |
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290 { |
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291 __FLOG(_L8("RunL - Entry")); |
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292 |
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293 if ( (iStatus == KErrNone) && (iCurrentTarget < iTargetDps.Count()) ) |
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294 { |
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295 TUint id(iTargetDps[iCurrentTarget]); |
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296 |
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297 if(iSingletons.DpController().IsDataProviderLoaded(id)) |
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298 { |
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299 iSingletons.DpController().DataProviderL(id).ExecuteProxyRequestL( *iRequest, Connection(), *this ); |
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300 } |
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301 else |
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302 { |
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303 TUint index(0); |
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304 for(TInt i = 0 ; i < iCurrentTarget; i++ ) |
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305 { |
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306 index += iSubDatasets[i]->NumberOfElements(); |
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307 } |
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308 iResponse.SetUint32(TMTPTypeResponse::EResponseParameter1, index ); |
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309 TRAP_IGNORE(SendResponseL(EMTPRespCodeInvalidObjectHandle)); |
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310 } |
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311 } |
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312 else |
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313 { |
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314 //Any error will stop the process, and send the corresponding response. |
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315 SendResponseL(iResponse.Uint16(TMTPTypeResponse::EResponseCode)); |
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316 } |
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317 |
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318 __FLOG(_L8("RunL - Exit")); |
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319 } |
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320 |
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321 TInt CMTPDeleteObjectPropList::RunError(TInt /*aError*/) |
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322 { |
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323 __FLOG(_L8("RunError - Entry")); |
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324 |
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325 TRAP_IGNORE(SendResponseL(EMTPRespCodeGeneralError)); |
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326 |
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327 __FLOG(_L8("RunError - Exit")); |
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328 return KErrNone; |
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329 } |
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330 |
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331 /** |
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332 Completes the current asynchronous request with the specified |
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333 completion code. |
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334 @param aError The asynchronous request completion request. |
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335 */ |
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336 void CMTPDeleteObjectPropList::Schedule(TInt aError) |
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337 { |
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338 __FLOG(_L8("Schedule - Entry")); |
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339 |
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340 TRequestStatus* status = &iStatus; |
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341 User::RequestComplete(status, aError); |
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342 SetActive(); |
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343 |
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344 __FLOG(_L8("Schedule - Exit")); |
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345 } |
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346 |
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347 |