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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/cmtpdataproviderplugin.h> |
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17 #include <mtp/mtpdataproviderconfig.hrh> |
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18 #include <mtp/mtpprotocolconstants.h> |
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19 #include <mtp/tmtptyperesponse.h> |
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20 |
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21 #include "cmtpsession.h" |
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22 #include "cmtpconnection.h" |
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23 #include "cmtpconnectionmgr.h" |
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24 #include "cmtpdataprovider.h" |
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25 #include "cmtpdataproviderconfig.h" |
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26 #include "cmtpframeworkconfig.h" |
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27 #include "cmtpobjectmgr.h" |
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28 #include "cmtpparserrouter.h" |
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29 #include "cmtpreferencemgr.h" |
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30 #include "cmtpstoragemgr.h" |
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31 #include "mmtptransactionproxy.h" |
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32 #include "rmtpframework.h" |
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33 #include "cdummydp.h" |
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34 #include "cmtpdatacodegenerator.h" |
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35 |
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36 // Class constants. |
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37 __FLOG_STMT(_LIT8(KComponent,"DataProvider");) |
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38 |
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39 const TInt KWaitForEnumeration = 1000000 * 3; |
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40 |
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41 #define KMTPDummyDataProvider 0x0000 |
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42 |
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43 /** |
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44 CMTPDataProvider factory method. |
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45 @param aId The data provider identifier. |
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46 @param aUid The data provider implementation UID. |
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47 @param aConfig The data provider configurability parameter data. Ownership IS |
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48 transfered. |
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49 @return A pointer to a new CMTPDataProvider instance. Ownership IS transfered. |
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50 @leave One of the system wide error codes if a processing failure occurs. |
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51 */ |
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52 CMTPDataProvider* CMTPDataProvider::NewL(TUint aId, TUid aUid, CMTPDataProviderConfig* aConfig) |
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53 { |
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54 CMTPDataProvider* self = CMTPDataProvider::NewLC(aId, aUid, aConfig); |
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55 CleanupStack::Pop(self); |
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56 return self; |
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57 } |
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58 |
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59 /** |
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60 CMTPDataProvider factory method. A pointer to the CMTPDataProvider instance is |
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61 placed on the cleanup stack. |
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62 @param aUid The data provider implementation UID. |
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63 @param aConfig The data provider configurability parameter data. Ownership IS |
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64 transfered. |
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65 @return A pointer to a new CMTPDataProvider instance. Ownership IS transfered. |
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66 @leave One of the system wide error codes if a processing failure occurs. |
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67 */ |
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68 CMTPDataProvider* CMTPDataProvider::NewLC(TUint aId, TUid aUid, CMTPDataProviderConfig* aConfig) |
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69 { |
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70 CMTPDataProvider* self = new (ELeave) CMTPDataProvider(aId, aUid, aConfig); |
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71 CleanupStack::PushL(self); |
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72 self->ConstructL(); |
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73 return self; |
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74 } |
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75 |
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76 /** |
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77 Destructor. |
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78 */ |
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79 CMTPDataProvider::~CMTPDataProvider() |
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80 { |
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81 __FLOG_VA((_L8("~CMTPDataProvider - Entry, data provider %d "), iId)); |
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82 Cancel(); |
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83 iSupported.ResetAndDestroy(); |
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84 delete iImplementation; |
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85 iSingletons.Close(); |
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86 |
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87 // Only delete passed objects when fully constructed. |
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88 if (iConstructed) |
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89 { |
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90 delete iConfig; |
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91 } |
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92 |
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93 iTimer.Close(); |
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94 __FLOG_VA((_L8("~CMTPDataProvider - Exit, data provider %d "), iId)); |
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95 __FLOG_CLOSE; |
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96 } |
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97 |
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98 void CMTPDataProvider::ExecuteEventL(const TMTPTypeEvent& aEvent, MMTPConnection& aConnection) |
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99 { |
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100 __FLOG_VA((_L8("ExecuteEventL - Entry, data provider %d "), iId)); |
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101 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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102 |
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103 if (iTimerActive && aEvent.Uint16(TMTPTypeEvent::EEventCode) == EMTPEventCodeCancelTransaction) |
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104 { |
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105 Cancel(); |
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106 } |
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107 |
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108 // Pass this event notification directly to the plugin... |
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109 // In reality we will only ever see one event canceltransaction. |
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110 iImplementation->ProcessEventL(aEvent, aConnection); |
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111 __FLOG_VA((_L8("ExecuteEventL - Exit, data provider %d "), iId)); |
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112 } |
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113 |
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114 void CMTPDataProvider::ExecuteRequestL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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115 { |
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116 __FLOG_VA((_L8("ExecuteRequestL - Entry, data provider %d "), iId)); |
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117 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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118 |
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119 iCurrentRequest = &aRequest; |
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120 iCurrentConnection = &iSingletons.ConnectionMgr().ConnectionL(aConnection.ConnectionId()); |
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121 // Schedule data provider to process this request. |
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122 Schedule(); |
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123 |
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124 __FLOG_VA((_L8("ExecuteRequestL - Exit, data provider %d "), iId)); |
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125 } |
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126 |
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127 EXPORT_C void CMTPDataProvider::ExecuteProxyRequestL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection, MMTPTransactionProxy& aProxy) |
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128 { |
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129 __FLOG_VA((_L8("ExecuteProxyRequestL - Entry, data provider %d "), iId)); |
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130 iProxy = &aProxy; |
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131 iCurrentRequest = &aRequest; |
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132 iCurrentConnection = static_cast<CMTPConnection*>(&aConnection); |
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133 Schedule(); |
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134 __FLOG_VA((_L8("ExecuteProxyRequestL - Exit, data provider %d "), iId)); |
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135 } |
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136 |
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137 void CMTPDataProvider::EnumerateObjectsL(TUint32 aStorageId) |
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138 { |
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139 __FLOG_VA((_L8("EnumerateObjectsL - Entry, data provider %d "), iId)); |
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140 iEnumerationState = ((iEnumerationState & ~EObjectsEnumerationState) | EObjectsEnumerating); |
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141 TBool abnormaldown = EFalse; |
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142 iSingletons.FrameworkConfig().GetValueL(CMTPFrameworkConfig::EAbnormalDown, abnormaldown); |
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143 iImplementation->StartObjectEnumerationL(aStorageId, abnormaldown); |
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144 __FLOG_VA((_L8("EnumerateObjectsL - Exit, data provider %d "), iId)); |
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145 } |
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146 |
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147 void CMTPDataProvider::EnumerateStoragesL() |
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148 { |
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149 __FLOG_VA((_L8("EnumerateStoragesL - Entry, data provider %d "), iId)); |
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150 iEnumerationState = ((iEnumerationState & ~EStoragesEnumerationState) | EStoragesEnumerating); |
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151 iImplementation->StartStorageEnumerationL(); |
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152 __FLOG_VA((_L8("EnumerateStoragesL - Exit, data provider %d "), iId)); |
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153 } |
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154 |
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155 /** |
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156 Provides the data provider's enumeration state. |
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157 @return The data provider's enumeration state. |
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158 */ |
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159 EXPORT_C TUint CMTPDataProvider::EnumerationState() const |
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160 { |
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161 return iEnumerationState; |
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162 } |
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163 |
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164 /** |
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165 Provides the data provider's implementation UID |
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166 @return The data provider's implementation UID. |
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167 */ |
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168 EXPORT_C TUid CMTPDataProvider::ImplementationUid() const |
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169 { |
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170 return iImplementationUid; |
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171 } |
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172 |
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173 /** |
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174 Provides the handle of the bound data provider plug-in. |
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175 @return The data provider plug-in. |
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176 */ |
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177 EXPORT_C CMTPDataProviderPlugin& CMTPDataProvider::Plugin() const |
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178 { |
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179 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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180 return *iImplementation; |
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181 } |
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182 |
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183 EXPORT_C TBool CMTPDataProvider::Supported(TMTPSupportCategory aCategory, TUint aCode) const |
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184 { |
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185 return iSupported[aCategory]->Supported(aCode); |
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186 } |
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187 |
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188 EXPORT_C const RArray<TUint>& CMTPDataProvider::SupportedCodes(TMTPSupportCategory aCategory) const |
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189 { |
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190 return iSupported[aCategory]->Codes(); |
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191 } |
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192 |
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193 /** |
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194 Sets the |
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195 */ |
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196 void CMTPDataProvider::SetDataProviderId(TUint aId) |
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197 { |
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198 __FLOG_VA((_L8("~CMTPDataProvider - Entry, data provider %d "), iId)); |
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199 iId = aId; |
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200 __FLOG_VA((_L8("~CMTPDataProvider - Entry, data provider %d "), iId)); |
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201 } |
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202 |
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203 /** |
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204 Implements a linear order relation for @see CMTPDataProvider |
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205 objects based on relative @see CMTPDataProvider::ImplementationUid. |
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206 @param aUid The implementation UID object to match. |
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207 @param aObject The object instance to match. |
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208 @return Zero, if the two objects are equal; A negative value, if the first |
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209 object is less than the second, or; A positive value, if the first object is |
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210 greater than the second. |
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211 */ |
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212 TInt CMTPDataProvider::LinearOrderUid(const TUid* aUid, const CMTPDataProvider& aObject) |
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213 { |
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214 return (aUid->iUid - aObject.ImplementationUid().iUid); |
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215 } |
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216 |
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217 /** |
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218 Implements a @see TLinearOrder for @see CMTPDataProvider objects based on |
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219 relative @see CMTPDataProvider::ImplementationUid. |
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220 @param aL The first object instance. |
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221 @param aR The second object instance. |
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222 @return Zero, if the two objects are equal; A negative value, if the first |
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223 object is less than the second, or; A positive value, if the first object is |
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224 greater than the second. |
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225 */ |
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226 TInt CMTPDataProvider::LinearOrderUid(const CMTPDataProvider& aL, const CMTPDataProvider& aR) |
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227 { |
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228 return (aL.iImplementationUid.iUid - aR.iImplementationUid.iUid); |
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229 } |
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230 |
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231 /** |
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232 Implements a @see TLinearOrder for @see CMTPDataProvider objects based on |
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233 relative @see CMTPDataProvider::DataProviderId. |
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234 @param aDPId The Dataprovider ID to match. |
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235 @param aR The second object instance. |
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236 @return Zero, if the two objects are equal; A negative value, if the first |
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237 object is less than the second, or; A positive value, if the first object is |
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238 greater than the second. |
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239 */ |
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240 TInt CMTPDataProvider::LinearOrderDPId(const TUint* aDPId, const CMTPDataProvider& aObject) |
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241 { |
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242 return (*aDPId - aObject.DataProviderId()); |
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243 } |
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244 |
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245 /** |
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246 Implements a @see TLinearOrder for @see CMTPDataProvider objects based on |
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247 relative @see CMTPDataProvider::DataProviderId. |
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248 @param aL The first object instance. |
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249 @param aR The second object instance. |
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250 @return Zero, if the two objects are equal; A negative value, if the first |
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251 object is less than the second, or; A positive value, if the first object is |
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252 greater than the second. |
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253 */ |
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254 TInt CMTPDataProvider::LinearOrderDPId(const CMTPDataProvider& aL, const CMTPDataProvider& aR) |
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255 { |
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256 return (aL.DataProviderId() - aR.DataProviderId()); |
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257 } |
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258 |
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259 /** |
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260 Implements a @see TLinearOrder for @see CMTPDataProvider objects based on |
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261 relative enumeration phase |
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262 @param aL The first object instance. |
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263 @param aR The second object instance. |
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264 @return Zero, if the two objects are equal; A negative value, if the first |
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265 object is less than the second, or; A positive value, if the first object is |
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266 greater than the second. |
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267 */ |
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268 TInt CMTPDataProvider::LinearOrderEnumerationPhase(const CMTPDataProvider& aL, const CMTPDataProvider& aR) |
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269 { |
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270 return (aL.DataProviderConfig().UintValue(MMTPDataProviderConfig::EEnumerationPhase) |
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271 - aR.DataProviderConfig().UintValue(MMTPDataProviderConfig::EEnumerationPhase)); |
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272 } |
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273 |
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274 |
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275 TUint CMTPDataProvider::DataProviderId() const |
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276 { |
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277 return iId; |
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278 } |
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279 |
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280 TMTPOperationalMode CMTPDataProvider::Mode() const |
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281 { |
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282 return (iSingletons.DpController().Mode()); |
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283 } |
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284 |
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285 void CMTPDataProvider::ReceiveDataL(MMTPType& aData, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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286 { |
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287 __FLOG_VA((_L8("ReceiveDataL - Entry, data provider %d "), iId)); |
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288 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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289 __ASSERT_DEBUG(!IsActive(), User::Invariant()); |
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290 |
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291 if (iProxy) |
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292 { |
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293 // Pass to proxy plugin for processing |
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294 iProxy->ProxyReceiveDataL(aData, aRequest, aConnection, iStatus); |
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295 SetActive(); |
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296 |
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297 // Running under proxy mode so manually set the next transaction phase to be processed by the plugin |
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298 iProxyTransactionPhase = EResponsePhase; |
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299 } |
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300 else |
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301 { |
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302 // Inform the connection that we wish to receive data from the connection |
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303 CMTPConnection& connection(iSingletons.ConnectionMgr().ConnectionL(aConnection.ConnectionId())); |
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304 connection.ReceiveDataL(aData, aRequest, iStatus); |
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305 SetActive(); |
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306 // Async call so wait for object to be activated... |
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307 } |
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308 __FLOG_VA((_L8("ReceiveDataL - Exit, data provider %d "), iId)); |
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309 } |
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310 |
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311 void CMTPDataProvider::SendDataL(const MMTPType& aData, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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312 { |
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313 __FLOG_VA((_L8("SendDataL - Entry, data provider %d "), iId)); |
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314 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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315 __ASSERT_DEBUG(!IsActive(), User::Invariant()); |
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316 |
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317 if (iProxy) |
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318 { |
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319 // Pass to proxy plugin for processing |
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320 iProxy->ProxySendDataL(aData,aRequest, aConnection, iStatus); |
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321 SetActive(); |
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322 |
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323 // Running under proxy mode so manually set the next transaction phase to be processed by the plugin |
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324 iProxyTransactionPhase = EResponsePhase; |
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325 } |
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326 else |
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327 { |
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328 // Pass request to connection... |
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329 CMTPConnection& connection(iSingletons.ConnectionMgr().ConnectionL(aConnection.ConnectionId())); |
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330 connection.SendDataL(aData, aRequest, iStatus); |
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331 SetActive(); |
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332 // Async call so wait for object to be activated... |
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333 } |
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334 __FLOG_VA((_L8("SendDataL - Exit, data provider %d "), iId)); |
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335 } |
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336 |
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337 void CMTPDataProvider::SendEventL(const TMTPTypeEvent& aEvent, MMTPConnection& aConnection) |
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338 { |
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339 __FLOG_VA((_L8("SendEventL - Entry, data provider %d "), iId)); |
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340 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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341 |
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342 CMTPConnection& connection(iSingletons.ConnectionMgr().ConnectionL(aConnection.ConnectionId())); |
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343 connection.SendEventL(aEvent); |
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344 __FLOG_VA((_L8("SendEventL - Exit, data provider %d "), iId)); |
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345 } |
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346 |
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347 void CMTPDataProvider::SendEventL(const TMTPTypeEvent& aEvent) |
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348 { |
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349 __FLOG_VA((_L8("SendEventL - Entry, data provider %d "), iId)); |
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350 if (aEvent.Uint32(TMTPTypeEvent::EEventSessionID) != KMTPSessionAll) |
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351 { |
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352 User::Leave(KErrArgument); |
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353 } |
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354 |
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355 TUint numConnections(iSingletons.ConnectionMgr().ConnectionCount()); |
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356 |
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357 for (TUint i(0); (i < numConnections); i++) |
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358 { |
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359 iSingletons.ConnectionMgr()[i].SendEventL(aEvent); |
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360 } |
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361 __FLOG_VA((_L8("SendEventL - Exit, data provider %d "), iId)); |
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362 } |
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363 |
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364 void CMTPDataProvider::SendResponseL(const TMTPTypeResponse& aResponse, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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365 { |
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366 __FLOG_VA((_L8("SendResponseL - Entry, data provider %d "), iId)); |
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367 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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368 __ASSERT_DEBUG(!IsActive(), User::Invariant()); |
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369 |
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370 if (iProxy) |
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371 { |
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372 // Pass to proxy plugin for processing |
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373 iProxy->ProxySendResponseL(aResponse, aRequest, aConnection, iStatus); |
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374 SetActive(); |
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375 |
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376 // Running under proxy mode so manually set the next transaction phase to be processed by the plugin |
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377 iProxyTransactionPhase = ECompletingPhase; |
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378 } |
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379 else |
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380 { |
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381 CMTPConnection& connection(iSingletons.ConnectionMgr().ConnectionL(aConnection.ConnectionId())); |
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382 connection.SendResponseL(aResponse, aRequest, iStatus); |
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383 SetActive(); |
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384 } |
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385 __FLOG_VA((_L8("SendResponseL - Exit, data provider %d "), iId)); |
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386 } |
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387 |
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388 void CMTPDataProvider::TransactionCompleteL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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389 { |
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390 __FLOG_VA((_L8("TransactionCompleteL - Entry, data provider %d "), iId)); |
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391 __ASSERT_DEBUG(iImplementation, User::Invariant()); |
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392 |
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393 if (iProxy) |
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394 { |
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395 // Pass to proxy plugin for processing |
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396 iProxy->ProxyTransactionCompleteL(aRequest, aConnection); |
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397 // Running under proxy mode so manually set the next transaction phase to be processed by the plugin |
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398 iProxyTransactionPhase = ERequestPhase; |
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399 } |
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400 else |
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401 { |
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402 CMTPConnection& connection(iSingletons.ConnectionMgr().ConnectionL(aConnection.ConnectionId())); |
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403 connection.TransactionCompleteL(aRequest); |
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404 } |
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405 |
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406 // Clear pointers |
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407 iProxy = NULL; |
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408 iCurrentRequest = NULL; |
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409 iCurrentConnection = NULL; |
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410 |
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411 __FLOG_VA((_L8("TransactionCompleteL - Exit, data provider %d "), iId)); |
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412 } |
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413 |
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414 void CMTPDataProvider::RouteRequestRegisterL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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415 { |
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416 __FLOG_VA((_L8("RouteRequestRegisterL - Entry, data provider %d "), iId)); |
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417 iSingletons.Router().RouteRequestRegisterL(aRequest, aConnection, iId); |
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418 __FLOG_VA((_L8("RouteRequestRegisterL - Exit, data provider %d "), iId)); |
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419 } |
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420 |
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421 void CMTPDataProvider::RouteRequestUnregisterL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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422 { |
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423 __FLOG_VA((_L8("RouteRequestUnregister - Entry, data provider %d "), iId)); |
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424 iSingletons.Router().RouteRequestUnregisterL(aRequest, aConnection); |
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425 __FLOG_VA((_L8("RouteRequestUnregister - Exit, data provider %d "), iId)); |
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426 } |
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427 |
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428 #ifdef __FLOG_ACTIVE |
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429 void CMTPDataProvider::ObjectEnumerationCompleteL(TUint32 aStorageId) |
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430 #else |
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431 void CMTPDataProvider::ObjectEnumerationCompleteL(TUint32 /*aStorageId*/) |
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432 #endif // __FLOG_ACTIVE |
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433 { |
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434 __FLOG_VA((_L8("ObjectEnumerationCompleteL - Entry, data provider %d "), iId)); |
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435 __FLOG_VA((_L8("StorageId = 0x%08X "), aStorageId)); |
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436 iEnumerationState = ((iEnumerationState & ~EObjectsEnumerationState) | EObjectsEnumerated); |
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437 iSingletons.DpController().EnumerationStateChangedL(*this); |
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438 __FLOG_VA((_L8("ObjectEnumerationCompleteL - Exit, data provider %d "), iId)); |
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439 } |
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440 |
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441 void CMTPDataProvider::StorageEnumerationCompleteL() |
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442 { |
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443 __FLOG_VA((_L8("StorageEnumerationCompleteL - Entry, data provider %d "), iId)); |
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444 iEnumerationState = ((iEnumerationState & ~EStoragesEnumerationState) | EStoragesEnumerated); |
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445 iSingletons.DpController().EnumerationStateChangedL(*this); |
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446 __FLOG_VA((_L8("StorageEnumerationCompleteL - Exit, data provider %d "), iId)); |
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447 } |
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448 |
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449 const MMTPDataProviderConfig& CMTPDataProvider::DataProviderConfig() const |
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450 { |
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451 return *iConfig; |
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452 } |
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453 |
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454 const MMTPFrameworkConfig& CMTPDataProvider::FrameworkConfig() const |
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455 { |
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456 return iSingletons.FrameworkConfig(); |
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457 } |
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458 |
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459 MMTPObjectMgr& CMTPDataProvider::ObjectMgr() const |
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460 { |
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461 return iSingletons.ObjectMgr(); |
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462 } |
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463 |
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464 MMTPReferenceMgr& CMTPDataProvider::ReferenceMgr() const |
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465 { |
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466 return iSingletons.ReferenceMgr(); |
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467 } |
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468 |
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469 MMTPStorageMgr& CMTPDataProvider::StorageMgr() const |
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470 { |
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471 return iSingletons.StorageMgr(); |
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472 } |
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473 |
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474 RFs& CMTPDataProvider::Fs() const |
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475 { |
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476 return iSingletons.Fs(); |
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477 } |
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478 |
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479 MMTPDataCodeGenerator& CMTPDataProvider::DataCodeGenerator() const |
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480 { |
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481 return iSingletons.DataCodeGenerator(); |
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482 } |
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483 |
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484 void CMTPDataProvider::DoCancel() |
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485 { |
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486 __FLOG_VA((_L8("DoCancel - Entry, data provider %d "), iId)); |
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487 __FLOG_VA((_L8("DoCancel - Exit, data provider %d "), iId)); |
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488 |
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489 if (iTimerActive) |
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490 { |
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491 iTimer.Cancel(); |
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492 iTimerActive = EFalse; |
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493 } |
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494 else |
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495 { |
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496 TRequestStatus* status = &iStatus; |
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497 User::RequestComplete(status, KErrCancel); |
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498 } |
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499 } |
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500 |
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501 void CMTPDataProvider::RunL() |
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502 { |
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503 __FLOG_VA((_L8("RunL - Entry, data provider %d "), iId)); |
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504 __MTP_HEAP_FLOG |
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505 __ASSERT_DEBUG(iCurrentConnection, User::Invariant()); |
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506 |
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507 |
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508 iTimerActive = EFalse; |
|
509 |
|
510 if (iProxy) |
|
511 { |
|
512 iCurrentTransactionPhase = iProxyTransactionPhase; |
|
513 } |
|
514 else |
|
515 { |
|
516 iCurrentTransactionPhase = iCurrentConnection->TransactionPhaseL(iCurrentRequest->Uint32(TMTPTypeRequest::ERequestSessionID)); |
|
517 } |
|
518 __FLOG_VA((_L8("Current transaction phase = 0x%08X"), iCurrentTransactionPhase)); |
|
519 |
|
520 TInt status(iStatus.Int()); |
|
521 if ((status != KErrNone) && |
|
522 (status != KErrAbort) && |
|
523 (status != KErrCancel)) |
|
524 { |
|
525 // Framework or transport error has occured, force error recovery. |
|
526 iErrorRecovery = iStatus.Int(); |
|
527 } |
|
528 else if (status == KErrCancel) |
|
529 { |
|
530 iImplementation->Cancel(); |
|
531 } |
|
532 |
|
533 |
|
534 if (iErrorRecovery != KErrNone) |
|
535 { |
|
536 __FLOG(_L8("Error recovery in progress")); |
|
537 switch (iCurrentTransactionPhase) |
|
538 { |
|
539 case ERequestPhase: |
|
540 case EDataIToRPhase: |
|
541 case EDataRToIPhase: |
|
542 case EResponsePhase: |
|
543 SendErrorResponseL(iErrorRecovery); |
|
544 break; |
|
545 |
|
546 case ECompletingPhase: |
|
547 TRAPD(err, iImplementation->ProcessRequestPhaseL(iCurrentTransactionPhase, *iCurrentRequest, *iCurrentConnection)); |
|
548 __FLOG_VA((_L8("iImplementation->ProcessRequestPhaseL error %d"), err)); |
|
549 if (err != KErrNone) |
|
550 { |
|
551 TransactionCompleteL(*iCurrentRequest, *iCurrentConnection); |
|
552 } |
|
553 iErrorRecovery = KErrNone; |
|
554 break; |
|
555 |
|
556 default: |
|
557 break; |
|
558 } |
|
559 } |
|
560 |
|
561 else if (iSingletons.DpController().EnumerateState() != CMTPDataProviderController::EEnumerated) |
|
562 { |
|
563 __FLOG(_L8("DP Enumeration is not complete")); |
|
564 |
|
565 TUint16 opCode = iCurrentRequest->Uint16(TMTPTypeRequest::ERequestOperationCode); |
|
566 |
|
567 switch(opCode) |
|
568 { |
|
569 case EMTPOpCodeOpenSession: |
|
570 case EMTPOpCodeCloseSession: |
|
571 case EMTPOpCodeGetDeviceInfo: |
|
572 case EMTPOpCodeGetDevicePropDesc: |
|
573 case EMTPOpCodeGetObjectPropsSupported: |
|
574 case EMTPOpCodeGetObjectPropDesc: |
|
575 case EMTPOpCodeVendorExtextensionEnd: |
|
576 iImplementation->ProcessRequestPhaseL(iCurrentTransactionPhase, *iCurrentRequest, *iCurrentConnection); |
|
577 break; |
|
578 |
|
579 case EMTPOpCodeGetStorageIDs: |
|
580 case EMTPOpCodeGetStorageInfo: |
|
581 if(iSingletons.DpController().EnumerateState() > CMTPDataProviderController::EEnumeratingDataProviderStorages) |
|
582 { |
|
583 iImplementation->ProcessRequestPhaseL(iCurrentTransactionPhase, *iCurrentRequest, *iCurrentConnection); |
|
584 } |
|
585 else |
|
586 { |
|
587 //If storages are not enumerated wait for 3 secs and check it again. |
|
588 iTimer.After(iStatus, TTimeIntervalMicroSeconds32(KWaitForEnumeration)); |
|
589 SetActive(); |
|
590 iTimerActive = ETrue; |
|
591 } |
|
592 break; |
|
593 |
|
594 default: |
|
595 |
|
596 switch (iCurrentTransactionPhase) |
|
597 { |
|
598 case ERequestPhase: |
|
599 // Wait till the objects are enumerated. |
|
600 // checks for every 3 secs till the objects are eumrated. |
|
601 // Won't send any device busy response. |
|
602 // Windows wont repond if it gets device busy response after it has send Openseesion. |
|
603 iTimer.After(iStatus, TTimeIntervalMicroSeconds32(KWaitForEnumeration)); |
|
604 SetActive(); |
|
605 iTimerActive = ETrue; |
|
606 break; |
|
607 case ECompletingPhase: |
|
608 TransactionCompleteL(*iCurrentRequest, *iCurrentConnection); |
|
609 break; |
|
610 default: |
|
611 break; |
|
612 } |
|
613 } |
|
614 } |
|
615 else |
|
616 { |
|
617 // Pass to the bound plugin for processing. |
|
618 iImplementation->ProcessRequestPhaseL(iCurrentTransactionPhase, *iCurrentRequest, *iCurrentConnection); |
|
619 |
|
620 //Make ActiveRequest processor and CancelRequest processing to occur synchronously |
|
621 if( iCurrentTransactionPhase == ERequestPhase ) |
|
622 { |
|
623 CMTPSession& session(static_cast<CMTPSession&>(iCurrentConnection->SessionWithMTPIdL(iCurrentRequest->Uint32(TMTPTypeRequest::ERequestSessionID)))); |
|
624 MMTPConnectionProtocol& connection(static_cast<MMTPConnectionProtocol&>(*iCurrentConnection)); |
|
625 |
|
626 // Pass transaction to session to check against any pending events |
|
627 if ( session.CheckPendingEvent(*iCurrentRequest) ) |
|
628 { |
|
629 //Current request matches a pending event, pass event to connection layer event processing |
|
630 connection.ReceivedEventL(session.PendingEvent()); |
|
631 } |
|
632 } |
|
633 |
|
634 } |
|
635 |
|
636 __MTP_HEAP_FLOG |
|
637 __FLOG_VA((_L8("RunL - Exit, data provider %d "), iId)); |
|
638 } |
|
639 |
|
640 TInt CMTPDataProvider::RunError(TInt aError) |
|
641 { |
|
642 __FLOG_VA((_L8("RunError - Entry, data provider %d "), iId)); |
|
643 __FLOG_VA((_L8("Error = %d"), aError)); |
|
644 |
|
645 /* |
|
646 CMTPDataProvider or iImplementation error, save the error state and |
|
647 re-schedule. |
|
648 */ |
|
649 iErrorRecovery = aError; |
|
650 Schedule(); |
|
651 |
|
652 __FLOG_VA((_L8("RunError - Exit, data provider %d "), iId)); |
|
653 return KErrNone; |
|
654 } |
|
655 |
|
656 /** |
|
657 Constructor. |
|
658 @param aId The data provider identifier. |
|
659 @param aUid The data provider implementation UID. |
|
660 @param aConfig The data provider configurability parameter data. Ownership IS |
|
661 transfered. |
|
662 */ |
|
663 CMTPDataProvider::CMTPDataProvider(TUint aId, TUid aUid, CMTPDataProviderConfig* aConfig) : |
|
664 CActive(EPriorityStandard), |
|
665 iConfig(aConfig), |
|
666 iId(aId), |
|
667 iImplementationUid(aUid), |
|
668 iProxyTransactionPhase(ERequestPhase) |
|
669 { |
|
670 CActiveScheduler::Add(this); |
|
671 } |
|
672 |
|
673 /** |
|
674 Second phase constructor. |
|
675 @leave One of the system wide error codes if a processing failure occurs. |
|
676 */ |
|
677 void CMTPDataProvider::ConstructL() |
|
678 { |
|
679 __FLOG_OPEN(KMTPSubsystem, KComponent); |
|
680 __FLOG_VA((_L8("ConstructL - Entry, data provider %d "), iId)); |
|
681 |
|
682 iSingletons.OpenL(); |
|
683 TUint tDPType = iConfig->UintValue(MMTPDataProviderConfig::EDataProviderType); |
|
684 const TUint KExcludeCategoryStart = EVendorExtensionSets; |
|
685 const TUint KExcludeCategoryEnd = EFormatExtensionSets; |
|
686 if( tDPType == KMTPDummyDataProvider) |
|
687 { |
|
688 iImplementation = static_cast<CMTPDataProviderPlugin*>(CDummyDp::NewL(static_cast<MMTPDataProviderFramework*>(this))); |
|
689 //create your dummy classCMTPDataProviderPlugin |
|
690 for (TUint i(EAssociationTypes); (i < ENumCategories); i++) |
|
691 { |
|
692 CSupportedCodes* codes = CSupportedCodes::NewLC(static_cast<TMTPSupportCategory>(i), Plugin()); |
|
693 |
|
694 if((i >= KExcludeCategoryStart) && (i <= KExcludeCategoryEnd) && (codes->Codes().Count() >0)) |
|
695 { |
|
696 User::Leave(KErrNotSupported); |
|
697 } |
|
698 |
|
699 iSupported.AppendL(codes); |
|
700 CleanupStack::Pop(codes); |
|
701 } |
|
702 iConstructed = ETrue; |
|
703 } |
|
704 else |
|
705 { |
|
706 iImplementation = CMTPDataProviderPlugin::NewL(iImplementationUid, static_cast<MMTPDataProviderFramework*>(this)); |
|
707 |
|
708 for (TUint i(EAssociationTypes); (i < ENumCategories); i++) |
|
709 { |
|
710 CSupportedCodes* codes = CSupportedCodes::NewLC(static_cast<TMTPSupportCategory>(i), Plugin()); |
|
711 |
|
712 if((i >= KExcludeCategoryStart) && (i <= KExcludeCategoryEnd) && (codes->Codes().Count() >0)) |
|
713 { |
|
714 User::Leave(KErrNotSupported); |
|
715 } |
|
716 iSupported.AppendL(codes); |
|
717 CleanupStack::Pop(codes); |
|
718 } |
|
719 |
|
720 User::LeaveIfError(iTimer.CreateLocal()); |
|
721 |
|
722 // Only assume ownership of passed objects on successful construction. |
|
723 iConstructed = ETrue; |
|
724 |
|
725 __FLOG_VA((_L8("Data provider %d iImplementationUid 0x08%X "), iId, iImplementationUid)); |
|
726 __FLOG_VA((_L8("ConstructL - Exit, data provider %d "), iId)); |
|
727 } |
|
728 |
|
729 } |
|
730 |
|
731 /** |
|
732 Schedules the next request phase or event. |
|
733 */ |
|
734 void CMTPDataProvider::Schedule() |
|
735 { |
|
736 __FLOG_VA((_L8("Schedule - Entry, data provider %d "), iId)); |
|
737 iStatus = KRequestPending; |
|
738 TRequestStatus* status = &iStatus; |
|
739 SetActive(); |
|
740 User::RequestComplete(status, KErrNone); |
|
741 __FLOG_VA((_L8("Schedule - Exit, data provider %d "), iId)); |
|
742 } |
|
743 |
|
744 /** |
|
745 Formats and sends an MTP response dataset from the specified error code. |
|
746 @param aError The error code. |
|
747 @leave One of the system wide error codes, if a processing error occurs. |
|
748 */ |
|
749 void CMTPDataProvider::SendErrorResponseL(TInt aError) |
|
750 { |
|
751 __FLOG_VA((_L8("SendResponseL - Entry, data provider %d "), iId)); |
|
752 __ASSERT_DEBUG(iCurrentRequest != NULL, User::Invariant()); |
|
753 |
|
754 TMTPResponseCode code; |
|
755 switch (aError) |
|
756 { |
|
757 case KErrOverflow: |
|
758 case KMTPDataTypeInvalid: |
|
759 code = EMTPRespCodeInvalidDataset; |
|
760 break; |
|
761 |
|
762 default: |
|
763 code = EMTPRespCodeGeneralError; |
|
764 break; |
|
765 } |
|
766 |
|
767 __FLOG_VA((_L8("Sending response code 0x%04X"), code)); |
|
768 iResponse.SetUint16(TMTPTypeResponse::EResponseCode, code); |
|
769 iResponse.SetUint32(TMTPTypeResponse::EResponseSessionID, iCurrentRequest->Uint32(TMTPTypeResponse::EResponseSessionID)); |
|
770 iResponse.SetUint32(TMTPTypeResponse::EResponseTransactionID, iCurrentRequest->Uint32(TMTPTypeResponse::EResponseTransactionID)); |
|
771 SendResponseL(iResponse, *iCurrentRequest, *iCurrentConnection); |
|
772 |
|
773 __FLOG_VA((_L8("SendResponseL - Exit, data provider %d "), iId)); |
|
774 } |
|
775 |
|
776 CMTPDataProvider::CSupportedCodes* CMTPDataProvider::CSupportedCodes::NewLC(TMTPSupportCategory aCategory, MMTPDataProvider& aDp) |
|
777 { |
|
778 CSupportedCodes* self = new(ELeave) CSupportedCodes(); |
|
779 CleanupStack::PushL(self); |
|
780 self->ConstructL(aCategory, aDp); |
|
781 return self; |
|
782 } |
|
783 |
|
784 CMTPDataProvider::CSupportedCodes::~CSupportedCodes() |
|
785 { |
|
786 iCodes.Close(); |
|
787 } |
|
788 |
|
789 const RArray<TUint>& CMTPDataProvider::CSupportedCodes::Codes() const |
|
790 { |
|
791 return iCodes; |
|
792 } |
|
793 |
|
794 TBool CMTPDataProvider::CSupportedCodes::Supported(TUint aCode) const |
|
795 { |
|
796 return (iCodes.FindInOrder(aCode) != KErrNotFound); |
|
797 } |
|
798 |
|
799 CMTPDataProvider::CSupportedCodes::CSupportedCodes() : |
|
800 iCodes() |
|
801 { |
|
802 |
|
803 } |
|
804 |
|
805 void CMTPDataProvider::CSupportedCodes::ConstructL(TMTPSupportCategory aCategory, MMTPDataProvider& aDp) |
|
806 { |
|
807 aDp.Supported(aCategory, iCodes); |
|
808 iCodes.Sort(); |
|
809 } |
|
810 |
|
811 |