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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 #include <mtp/tmtptyperequest.h> |
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17 #include <mtp/mmtpdataproviderframework.h> |
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18 #include <mtp/mtpprotocolconstants.h> |
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19 #include <mtp/cmtpdataproviderplugin.h> |
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20 #include <mtp/cmtptypearray.h> |
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21 |
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22 #include "rmtpframework.h" |
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23 #include "cmtpdataprovidercontroller.h" |
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24 #include "cmtpparserrouter.h" |
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25 #include "cmtpdataprovider.h" |
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26 #include "cmtpgetobjectpropssupported.h" |
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27 #include "mtpproxydppanic.h" |
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28 |
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29 /** |
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30 Factory method. |
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31 @param aFramework The data provider framework |
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32 @param aConnection The connection from which the request comes |
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33 @return a pointer to the created request processor object. |
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34 */ |
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35 MMTPRequestProcessor* CMTPGetObjectPropsSupported::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection) |
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36 { |
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37 CMTPGetObjectPropsSupported* self = new (ELeave) CMTPGetObjectPropsSupported(aFramework, aConnection); |
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38 CleanupStack::PushL(self); |
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39 self->ConstructL(); |
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40 CleanupStack::Pop(self); |
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41 return self; |
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42 } |
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43 |
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44 /** |
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45 Destructor. |
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46 */ |
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47 CMTPGetObjectPropsSupported::~CMTPGetObjectPropsSupported() |
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48 { |
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49 iObjectPropsSupported.Reset(); |
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50 delete iDataset; |
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51 iTargetDps.Close(); |
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52 iSingletons.Close(); |
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53 } |
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54 |
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55 /** |
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56 GetObjectPropsSupported request handler. Obtains a list of all the data providers |
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57 that support the request, then starts an active object to send it to them all. |
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58 */ |
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59 void CMTPGetObjectPropsSupported::ServiceL() |
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60 { |
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61 iObjectPropsSupported.Reset(); |
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62 iTargetDps.Reset(); |
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63 |
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64 CMTPParserRouter& router(iSingletons.Router()); |
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65 CMTPParserRouter::TRoutingParameters params(*iRequest, iConnection); |
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66 router.ParseOperationRequestL(params); |
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67 router.RouteOperationRequestL(params, iTargetDps); |
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68 iCurrentTarget = 0; |
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69 Schedule(KErrNone); |
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70 } |
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71 |
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72 void CMTPGetObjectPropsSupported::ProxyReceiveDataL(MMTPType& /*aData*/, const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /*aConnection*/, TRequestStatus& /*aStatus*/) |
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73 { |
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74 Panic(EMTPWrongRequestPhase); |
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75 } |
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76 |
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77 #ifdef _DEBUG |
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78 void CMTPGetObjectPropsSupported::ProxySendDataL(const MMTPType& aData, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, TRequestStatus& aStatus) |
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79 #else |
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80 void CMTPGetObjectPropsSupported::ProxySendDataL(const MMTPType& aData, const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /*aConnection*/, TRequestStatus& aStatus) |
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81 #endif |
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82 { |
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83 __ASSERT_DEBUG(((iRequest == &aRequest) && (&iConnection == &aConnection)), Panic(EMTPNotSameRequestProxy)); |
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84 __ASSERT_DEBUG(aData.Type() == EMTPTypeAUINT16, Panic(EMTPInvalidDataType)); |
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85 const CMTPTypeArray& KProperties(static_cast<const CMTPTypeArray&>(aData)); |
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86 const TInt KCountProperties(KProperties.NumElements()); |
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87 for (TUint i(0); (i < KCountProperties); i++) |
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88 { |
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89 const TInt KErr(iObjectPropsSupported.InsertInOrder(KProperties.ElementUint(i))); |
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90 if ((KErr != KErrNone) && |
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91 (KErr != KErrAlreadyExists)) |
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92 { |
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93 User::Leave(KErr); |
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94 } |
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95 } |
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96 TRequestStatus* status(&aStatus); |
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97 User::RequestComplete(status, KErrNone); |
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98 } |
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99 |
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100 #ifdef _DEBUG |
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101 void CMTPGetObjectPropsSupported::ProxySendResponseL(const TMTPTypeResponse& aResponse, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, TRequestStatus& aStatus) |
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102 #else |
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103 void CMTPGetObjectPropsSupported::ProxySendResponseL(const TMTPTypeResponse& aResponse, const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /*aConnection*/, TRequestStatus& aStatus) |
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104 #endif |
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105 { |
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106 __ASSERT_DEBUG(((iRequest == &aRequest) && (&iConnection == &aConnection)), Panic(EMTPNotSameRequestProxy)); |
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107 MMTPType::CopyL(aResponse, iResponse); |
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108 TRequestStatus* status(&aStatus); |
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109 User::RequestComplete(status, KErrNone); |
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110 } |
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111 |
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112 #ifdef _DEBUG |
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113 void CMTPGetObjectPropsSupported::ProxyTransactionCompleteL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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114 #else |
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115 void CMTPGetObjectPropsSupported::ProxyTransactionCompleteL(const TMTPTypeRequest& /*aRequest*/, MMTPConnection& /*aConnection*/) |
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116 #endif |
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117 { |
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118 __ASSERT_DEBUG(((iRequest == &aRequest) && (&iConnection == &aConnection)), Panic(EMTPNotSameRequestProxy)); |
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119 TInt err((iResponse.Uint16(TMTPTypeResponse::EResponseCode) == EMTPRespCodeOK) ? KErrNone : KErrGeneral); |
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120 if (err == KErrNone) |
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121 { |
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122 iCurrentTarget++; |
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123 } |
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124 Schedule(err); |
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125 } |
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126 |
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127 /** |
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128 Sends the request to all the data providers that expressed an interest, |
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129 one each iteration of the active object. |
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130 */ |
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131 void CMTPGetObjectPropsSupported::RunL() |
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132 { |
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133 // We cannot use assertion here, because it might be completed with KErrGeneral. See ProxyTransactionCompleteL() |
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134 if (iStatus == KErrNone) |
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135 { |
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136 if (iCurrentTarget < iTargetDps.Count()) |
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137 { |
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138 const TUint KTarget(iTargetDps[iCurrentTarget]); |
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139 iSingletons.DpController().DataProviderL(KTarget).ExecuteProxyRequestL(*iRequest, Connection(), *this); |
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140 } |
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141 else |
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142 { |
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143 delete iDataset; |
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144 iDataset = NULL; |
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145 iDataset = CMTPTypeArray::NewL(EMTPTypeAUINT16, iObjectPropsSupported); |
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146 SendDataL(*iDataset); |
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147 } |
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148 } |
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149 else |
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150 { |
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151 SendResponseL(iResponse.Uint16(TMTPTypeResponse::EResponseCode)); |
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152 } |
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153 } |
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154 |
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155 /** |
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156 Constructor. |
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157 */ |
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158 CMTPGetObjectPropsSupported::CMTPGetObjectPropsSupported(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection) : |
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159 CMTPRequestProcessor(aFramework, aConnection, 0, NULL) |
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160 { |
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161 |
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162 } |
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163 |
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164 /** |
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165 Second phase constructor. |
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166 */ |
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167 void CMTPGetObjectPropsSupported::ConstructL() |
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168 { |
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169 iSingletons.OpenL(); |
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170 } |
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171 |
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172 /** |
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173 Completes the current asynchronous request with the specified |
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174 completion code. |
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175 @param aError The asynchronous request completion request. |
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176 */ |
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177 void CMTPGetObjectPropsSupported::Schedule(TInt aError) |
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178 { |
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179 TRequestStatus* status(&iStatus); |
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180 User::RequestComplete(status, aError); |
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181 SetActive(); |
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182 } |
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183 |
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184 /** |
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185 Sends a response to the initiator. |
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186 @param aCode MTP response code |
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187 */ |
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188 void CMTPGetObjectPropsSupported::SendResponseL(TUint16 aCode) |
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189 { |
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190 const TMTPTypeRequest& req(Request()); |
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191 iResponse.SetUint16(TMTPTypeResponse::EResponseCode, aCode); |
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192 iResponse.SetUint32(TMTPTypeResponse::EResponseSessionID, req.Uint32(TMTPTypeRequest::ERequestSessionID)); |
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193 iResponse.SetUint32(TMTPTypeResponse::EResponseTransactionID, req.Uint32(TMTPTypeRequest::ERequestTransactionID)); |
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194 iFramework.SendResponseL(iResponse, req, Connection()); |
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195 } |