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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: AbstractMedia data provider |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include <mtp/mmtpconnection.h> |
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20 #include <mtp/mtpprotocolconstants.h> |
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21 #include <mtp/mmtpdataproviderframework.h> |
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22 #include <mtp/mmtpstoragemgr.h> |
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23 #include <mtp/tmtptyperequest.h> |
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24 #include <mtp/cmtpobjectmetadata.h> |
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25 #include <mtp/mmtpobjectmgr.h> |
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26 #include <barsc.h> |
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27 #include <barsread.h> |
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28 #include <driveinfo.h> |
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29 |
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30 #include "cabstractmediamtpdataprovider.h" |
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31 #include "crequestprocessor.h" |
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32 #include "abstractmediamtpdataproviderconst.h" |
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33 #include "tmmmtpdppanic.h" |
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34 #include "cabstractmediamtpdataproviderenumerator.h" |
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35 #include "mmmtpdplogger.h" |
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36 #include "cmmmtpdpaccesssingleton.h" |
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37 #include "mmmtpdputility.h" |
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38 #include "cabstractmediamtpdataproviderrenameobject.h" |
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39 #include "mmmtpdpdefs.h" |
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40 #include "mmmtpdpfiledefs.h" |
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41 |
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42 // Class constants. |
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43 // Defines the number of MTP Active Processors allowed |
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44 static const TInt KMTPAbstractMediaDpSessionGranularity = 3; |
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45 static const TInt KAbstractMediaMtpDpArrayGranularity = 2; |
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46 |
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47 static const TInt KActiveEnumeration = 0; |
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48 |
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49 // ----------------------------------------------------------------------------- |
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50 // CAbstractMediaMtpDataProvider::NewL |
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51 // Two Phase Construction |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 TAny* CAbstractMediaMtpDataProvider::NewL( TAny* aParams ) |
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55 { |
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56 CAbstractMediaMtpDataProvider* self = new ( ELeave ) CAbstractMediaMtpDataProvider( aParams ); |
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57 CleanupStack::PushL( self ); |
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58 self->ConstructL(); |
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59 CleanupStack::Pop( self ); |
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60 |
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61 return self; |
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62 } |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CAbstractMediaMtpDataProvider::CAbstractMediaMtpDataProvider |
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66 // Standard C++ constructor |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 CAbstractMediaMtpDataProvider::CAbstractMediaMtpDataProvider( TAny* aParams ) : |
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70 CMTPDataProviderPlugin( aParams ), |
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71 iActiveProcessors( KMTPAbstractMediaDpSessionGranularity ), |
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72 iAbstractMediaEnumerator( NULL ), |
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73 iPendingEnumerations ( KAbstractMediaMtpDpArrayGranularity ), |
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74 iActiveProcessor( -1 ), |
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75 iRenameObject( NULL ), |
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76 iSupportedFormat( KAbstractMediaMtpDpArrayGranularity ), |
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77 iSupportedProperties( KAbstractMediaMtpDpArrayGranularity ) |
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78 { |
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79 } |
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80 |
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81 // ----------------------------------------------------------------------------- |
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82 // CAbstractMediaMtpDataProvider::~CAbstractMediaMtpDataProvider |
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83 // Destructor |
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84 // ----------------------------------------------------------------------------- |
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85 // |
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86 CAbstractMediaMtpDataProvider::~CAbstractMediaMtpDataProvider() |
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87 { |
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88 PRINT( _L( "MM MTP => CAbstractMediaMtpDataProvider::~CAbstractMediaMtpDataProvider" ) ); |
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89 |
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90 iPendingEnumerations.Close(); |
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91 TInt count = iActiveProcessors.Count(); |
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92 for ( TInt i = 0; i < count; i++ ) |
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93 { |
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94 iActiveProcessors[i]->Release(); |
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95 } |
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96 iActiveProcessors.Close(); |
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97 |
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98 delete iAbstractMediaEnumerator; |
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99 CMmMtpDpAccessSingleton::Release(); |
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100 |
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101 if ( iRenameObject ) |
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102 delete iRenameObject; |
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103 |
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104 iSupportedFormat.Close(); |
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105 iSupportedProperties.Close(); |
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106 |
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107 PRINT( _L( "MM MTP => CAbstractMediaMtpDataProvider::~CAbstractMediaMtpDataProvider" ) ); |
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108 } |
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109 |
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110 void CAbstractMediaMtpDataProvider::Cancel() |
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111 { |
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112 iAbstractMediaEnumerator->Cancel(); |
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113 } |
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114 |
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115 // ----------------------------------------------------------------------------- |
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116 // CAbstractMediaMtpDataProvider::ConstructL |
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117 // Second-phase construction |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 void CAbstractMediaMtpDataProvider::ConstructL() |
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121 { |
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122 PRINT( _L( "MM MTP => CAbstractMediaMtpDataProvider::ConstructL" ) ); |
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123 |
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124 iAbstractMediaEnumerator = CAbstractMediaMtpDataProviderEnumerator::NewL( Framework(), *this ); |
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125 |
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126 CMmMtpDpAccessSingleton::CreateL( Framework().Fs(), Framework() ); |
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127 |
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128 GetSupportedFormatL(); |
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129 GetSupportedPropertiesL(); |
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130 |
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131 PRINT( _L( "MM MTP <= CAbstractMediaMtpDataProvider::ConstructL" ) ); |
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132 } |
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133 |
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134 // ----------------------------------------------------------------------------- |
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135 // CAbstractMediaMtpDataProvider::ProcessEventL |
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136 // Process event from initiator |
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137 // ----------------------------------------------------------------------------- |
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138 // |
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139 void CAbstractMediaMtpDataProvider::ProcessEventL( const TMTPTypeEvent& aEvent, |
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140 MMTPConnection& aConnection ) |
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141 { |
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142 TInt index = LocateRequestProcessorL( aEvent, aConnection ); |
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143 if ( index != KErrNotFound ) |
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144 { |
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145 iActiveProcessors[index]->HandleEventL( aEvent ); |
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146 } |
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147 } |
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148 |
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149 // ----------------------------------------------------------------------------- |
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150 // CAbstractMediaMtpDataProvider::ProcessNotificationL |
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151 // Process notification from initiator |
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152 // ----------------------------------------------------------------------------- |
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153 // |
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154 void CAbstractMediaMtpDataProvider::ProcessNotificationL( TMTPNotification aNotification, |
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155 const TAny* aParams ) |
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156 { |
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157 switch ( aNotification ) |
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158 { |
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159 case EMTPSessionClosed: |
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160 PRINT( _L( "MM MTP <> CAbstractMediaMtpDataProvider::ProcessNotificationL EMTPSessionClosed event recvd" ) ); |
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161 |
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162 SessionClosedL( *reinterpret_cast<const TMTPNotificationParamsSessionChange*> ( aParams ) ); |
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163 break; |
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164 |
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165 case EMTPSessionOpened: |
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166 PRINT( _L( "MM MTP <> CAbstractMediaMtpDataProvider::ProcessNotificationL EMTPSessionOpened event recvd" ) ); |
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167 |
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168 SessionOpenedL( *reinterpret_cast<const TMTPNotificationParamsSessionChange*> ( aParams ) ); |
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169 break; |
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170 |
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171 case EMTPStorageAdded: |
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172 break; |
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173 |
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174 case EMTPStorageRemoved: |
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175 break; |
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176 |
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177 case EMTPRenameObject: |
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178 PRINT( _L( "MM MTP <> CAbstractMediaMtpDataProvider::ProcessNotificationL EMTPRenameObject event recvd" ) ); |
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179 RenameObjectL( *reinterpret_cast<const TMTPNotificationParamsHandle*> ( aParams ) ); |
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180 break; |
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181 |
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182 default: |
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183 PRINT( _L( "MM MTP <> CAbstractMediaMtpDataProvider::ProcessNotificationL Ignore all other notifications" ) ); |
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184 // Ignore all other notifications. |
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185 break; |
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186 } |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // CAbstractMediaMtpDataProvider::ProcessRequestPhaseL |
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191 // Process the request from initiator |
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192 // ----------------------------------------------------------------------------- |
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193 // |
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194 void CAbstractMediaMtpDataProvider::ProcessRequestPhaseL( TMTPTransactionPhase aPhase, |
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195 const TMTPTypeRequest& aRequest, |
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196 MMTPConnection& aConnection ) |
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197 { |
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198 TInt index = LocateRequestProcessorL( aRequest, aConnection ); |
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199 |
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200 __ASSERT_DEBUG( index != KErrNotFound, Panic( EMmMTPDpNoMatchingProcessor ) ); |
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201 |
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202 MMmRequestProcessor* processor = iActiveProcessors[index]; |
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203 iActiveProcessor = index; |
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204 // iActiveProcessorRemoved = EFalse; |
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205 TBool result = processor->HandleRequestL( aRequest, aPhase ); |
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206 if( !iIsSessionOpen ) |
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207 { |
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208 processor->Release(); |
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209 } |
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210 // iActiveProcessorRemoved will be set to ETrue in the above function |
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211 // HandleRequestL(),such as SessionClose() |
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212 // else if ( iActiveProcessorRemoved ) |
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213 // { |
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214 // processor->Release(); // destroy the processor |
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215 // } |
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216 else if ( result ) // destroy the processor |
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217 { |
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218 processor->Release(); |
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219 iActiveProcessors.Remove( index ); |
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220 } |
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221 iActiveProcessor = -1; |
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222 } |
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223 |
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224 // ----------------------------------------------------------------------------- |
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225 // CAbstractMediaMtpDataProvider::SessionClosedL |
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226 // Notify the data provider that the session has been closed |
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227 // ----------------------------------------------------------------------------- |
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228 // |
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229 void CAbstractMediaMtpDataProvider::SessionClosedL( const TMTPNotificationParamsSessionChange& aSession ) |
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230 { |
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231 iIsSessionOpen = EFalse; |
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232 TInt count = iActiveProcessors.Count(); |
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233 PRINT1( _L( "MM MTP => CAbstractMediaMtpDataProvider::SessionClosedL, total processor count = %d" ), count ); |
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234 for( TInt i = 0; i < count; i++ ) |
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235 { |
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236 MMmRequestProcessor* processor = iActiveProcessors[i]; |
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237 |
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238 // replaced for the Request() is invalid sometimes |
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239 // TUint32 sessionId( processor->Request().Uint32( TMTPTypeRequest::ERequestSessionID ) ); |
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240 TUint32 sessionId = processor->SessionId(); |
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241 |
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242 if ( ( sessionId == aSession.iMTPId ) |
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243 && ( processor->Connection().ConnectionId() |
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244 == aSession.iConnection.ConnectionId() ) ) |
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245 { |
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246 processor->UsbDisconnect(); // Rollback |
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247 |
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248 iActiveProcessors.Remove( i ); |
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249 // if ( i == iActiveProcessor ) |
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250 // { |
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251 // iActiveProcessorRemoved = ETrue; |
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252 // } |
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253 // else |
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254 { |
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255 processor->Release(); |
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256 } |
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257 } |
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258 } |
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259 |
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260 // TODO: Compare to Media Dp, missing enumerator's SessionClose |
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261 CMmMtpDpAccessSingleton::CloseSessionL(); |
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262 } |
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263 |
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264 // ----------------------------------------------------------------------------- |
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265 // CAbstractMediaMtpDataProvider::SessionOpenedL |
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266 // Open Session operation |
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267 // ----------------------------------------------------------------------------- |
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268 // |
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269 void CAbstractMediaMtpDataProvider::SessionOpenedL( const TMTPNotificationParamsSessionChange& /*aSession*/ ) |
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270 { |
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271 CMmMtpDpAccessSingleton::OpenSessionL(); |
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272 iIsSessionOpen = ETrue; |
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273 } |
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274 |
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275 // ----------------------------------------------------------------------------- |
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276 // CAbstractMediaMtpDataProvider::RenameObjectL |
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277 // Process the changed folder |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 void CAbstractMediaMtpDataProvider::RenameObjectL( const TMTPNotificationParamsHandle& aObject ) |
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281 { |
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282 PRINT( _L( "MM MTP => CAbstractMediaMtpDataProvider::RenameObjectL" ) ); |
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283 |
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284 if ( !iRenameObject ) |
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285 { |
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286 iRenameObject = CAbstractMediaMtpDataProviderRenameObject::NewL( Framework(), |
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287 GetWrapperL() ); |
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288 } |
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289 |
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290 iRenameObject->StartL( aObject.iHandleId, aObject.iFileName ); |
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291 |
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292 PRINT( _L( "MM MTP <= CAbstractMediaMtpDataProvider::RenameObjectL" ) ); |
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293 } |
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294 |
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295 // ----------------------------------------------------------------------------- |
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296 // CAbstractMediaMtpDataProvider::StartObjectEnumerationL |
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297 // Start object enumeration |
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298 // ----------------------------------------------------------------------------- |
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299 // |
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300 void CAbstractMediaMtpDataProvider::StartObjectEnumerationL( TUint32 aStorageId ) |
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301 { |
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302 iPendingEnumerations.AppendL( aStorageId ); |
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303 |
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304 if ( iPendingEnumerations.Count() > 0 ) |
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305 { |
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306 iAbstractMediaEnumerator->StartL( iPendingEnumerations[KActiveEnumeration] ); |
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307 } |
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308 } |
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309 |
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310 // ----------------------------------------------------------------------------- |
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311 // CAbstractMediaMtpDataProvider::StartStorageEnumerationL |
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312 // Start Storage enumeration |
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313 // ----------------------------------------------------------------------------- |
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314 // |
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315 void CAbstractMediaMtpDataProvider::StartStorageEnumerationL() |
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316 { |
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317 Framework().StorageEnumerationCompleteL(); |
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318 } |
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319 |
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320 // ----------------------------------------------------------------------------- |
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321 // CAbstractMediaMtpDataProvider::Supported |
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322 // Defines the supported operations and formats of the data provider |
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323 // ----------------------------------------------------------------------------- |
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324 // |
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325 void CAbstractMediaMtpDataProvider::Supported( TMTPSupportCategory aCategory, |
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326 RArray<TUint>& aArray ) const |
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327 { |
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328 switch ( aCategory ) |
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329 { |
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330 case EEvents: |
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331 break; |
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332 |
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333 case EObjectCaptureFormats: |
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334 case EObjectPlaybackFormats: |
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335 { |
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336 TInt count = sizeof( KAbstractMediaMtpDataProviderSupportedFormats ) / sizeof( TUint16 ); |
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337 for ( TInt i = 0; i < count; i++ ) |
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338 { |
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339 aArray.Append( KAbstractMediaMtpDataProviderSupportedFormats[i] ); |
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340 } |
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341 } |
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342 break; |
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343 |
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344 case EOperations: |
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345 { |
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346 TInt count = sizeof( KAbstractMediaMtpDataProviderSupportedOperations ) / sizeof( TUint16 ); |
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347 |
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348 for ( TInt i = 0; i < count; i++ ) |
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349 { |
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350 aArray.Append( KAbstractMediaMtpDataProviderSupportedOperations[i] ); |
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351 } |
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352 } |
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353 break; |
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354 |
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355 case EObjectProperties: |
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356 { |
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357 TInt count = iSupportedProperties.Count(); |
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358 |
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359 for ( TInt i = 0; i < count; i++ ) |
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360 { |
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361 aArray.Append( iSupportedProperties[i] ); |
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362 } |
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363 PRINT1( _L( "MM MTP <> CAbstractMediaMtpDataProvider::Supported properties count = %d" ), aArray.Count() ); |
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364 } |
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365 break; |
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366 |
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367 case EStorageSystemTypes: |
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368 { |
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369 aArray.Append( CMTPStorageMetaData::ESystemTypeDefaultFileSystem ); |
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370 } |
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371 break; |
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372 |
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373 default: |
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374 // Unrecognised category, leave aArray unmodified. |
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375 break; |
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376 } |
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377 } |
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378 |
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379 // ----------------------------------------------------------------------------- |
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380 // CAbstractMediaMtpDataProvider::SupportedL |
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381 // Defines the supported operations and formats of the data provider |
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382 // ----------------------------------------------------------------------------- |
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383 // |
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384 void CAbstractMediaMtpDataProvider::SupportedL( TMTPSupportCategory aCategory, |
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385 CDesCArray& aStrings ) const |
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386 { |
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387 if( aCategory == EFormatExtensionSets ) |
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388 { |
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389 //EMTPFormatCodeM3U, |
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390 aStrings.AppendL(KFormatExtensionM3U); |
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391 aStrings.AppendL(KFormatExtensionPLA); |
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392 aStrings.AppendL(KFormatExtensionVIR); |
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393 } |
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394 } |
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395 |
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396 TAny* CAbstractMediaMtpDataProvider::GetExtendedInterface( TUid /*aInterfaceUid*/ ) |
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397 { |
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398 return NULL; |
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399 } |
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400 |
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401 // ----------------------------------------------------------------------------- |
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402 // CAbstractMediaMtpDataProvider::NotifyEnumerationCompleteL |
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403 // enumeration completed |
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404 // ----------------------------------------------------------------------------- |
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405 // |
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406 void CAbstractMediaMtpDataProvider::NotifyEnumerationCompleteL( TUint32 /*aStorageId*/, |
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407 TInt /*aError*/ ) |
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408 { |
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409 Framework().ObjectEnumerationCompleteL( iPendingEnumerations[KActiveEnumeration] ); |
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410 iPendingEnumerations.Remove( KActiveEnumeration ); |
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411 if ( iPendingEnumerations.Count() ) |
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412 { |
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413 iAbstractMediaEnumerator->StartL( iPendingEnumerations[KActiveEnumeration] ); |
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414 } |
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415 } |
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416 |
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417 // ----------------------------------------------------------------------------- |
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418 // CAbstractMediaMtpDataProvider::LocateRequestProcessorL |
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419 // Find or create a request processor that can process the request |
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420 // ----------------------------------------------------------------------------- |
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421 // |
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422 TInt CAbstractMediaMtpDataProvider::LocateRequestProcessorL( const TMTPTypeRequest& aRequest, |
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423 MMTPConnection& aConnection ) |
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424 { |
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425 TInt index = KErrNotFound; |
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426 TInt count = iActiveProcessors.Count(); |
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427 for ( TInt i = 0; i < count; i++ ) |
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428 { |
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429 if ( iActiveProcessors[i]->Match( aRequest, aConnection ) ) |
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430 { |
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431 index = i; |
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432 break; |
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433 } |
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434 } |
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435 if ( index == KErrNotFound ) |
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436 { |
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437 MMmRequestProcessor* processor = |
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438 AbstractMediaMtpDataProviderProcessor::CreateL( Framework(), |
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439 aRequest, |
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440 aConnection, |
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441 *this ); |
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442 |
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443 CleanupReleasePushL( *processor ); |
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444 iActiveProcessors.AppendL( processor ); |
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445 CleanupStack::Pop( processor ); |
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446 index = count; |
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447 } |
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448 |
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449 return index; |
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450 } |
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451 |
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452 // ----------------------------------------------------------------------------- |
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453 // CAbstractMediaMtpDataProvider::LocateRequestProcessorL |
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454 // Find or create a request processor that can process the event |
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455 // ----------------------------------------------------------------------------- |
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456 // |
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457 TInt CAbstractMediaMtpDataProvider::LocateRequestProcessorL( const TMTPTypeEvent& aEvent, |
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458 MMTPConnection& aConnection ) |
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459 { |
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460 TInt index = KErrNotFound; |
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461 TInt count = iActiveProcessors.Count(); |
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462 for ( TInt i = 0; i < count; i++ ) |
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463 { |
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464 if ( iActiveProcessors[i]->Match( aEvent, aConnection ) ) |
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465 { |
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466 index = i; |
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467 break; |
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468 } |
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469 } |
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470 return index; |
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471 } |
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472 |
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473 // ----------------------------------------------------------------------------- |
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474 // CAbstractMediaMtpDataProvider::GetWrapper |
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475 // return the reference of CMmMtpDpMetadataAccessWrapper to enumerator |
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476 // ----------------------------------------------------------------------------- |
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477 // |
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478 CMmMtpDpMetadataAccessWrapper& CAbstractMediaMtpDataProvider::GetWrapperL() |
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479 { |
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480 return CMmMtpDpAccessSingleton::GetAccessWrapperL(); |
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481 } |
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482 |
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483 // --------------------------------------------------------------------------- |
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484 // CAbstractMediaMtpDataProvider::GetSupportedFormat |
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485 // |
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486 // --------------------------------------------------------------------------- |
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487 // |
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488 const RArray<TUint>* CAbstractMediaMtpDataProvider::GetSupportedFormat() const |
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489 { |
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490 return &iSupportedFormat; |
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491 } |
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492 |
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493 void CAbstractMediaMtpDataProvider::GetSupportedFormatL() |
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494 { |
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495 iSupportedFormat.Reset(); |
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496 |
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497 TInt count = sizeof ( KAbstractMediaMtpDataProviderSupportedFormats ) / sizeof( TUint16 ); |
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498 for ( TInt i = 0; i < count; i++ ) |
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499 { |
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500 InsertL( iSupportedFormat, KAbstractMediaMtpDataProviderSupportedFormats[i] ); |
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501 } |
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502 } |
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503 |
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504 const RArray<TUint>* CAbstractMediaMtpDataProvider::GetSupportedPropertiesL( TUint32 aFormatCode ) const |
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505 { |
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506 return &iSupportedProperties; |
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507 } |
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508 |
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509 // --------------------------------------------------------------------------- |
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510 // CAbstractMediaMtpDataProvider::GetSupportedPropertiesL |
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511 // |
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512 // --------------------------------------------------------------------------- |
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513 // |
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514 void CAbstractMediaMtpDataProvider::GetSupportedPropertiesL() |
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515 { |
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516 iSupportedProperties.Reset(); |
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517 |
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518 TInt count = 0, i = 0; |
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519 count = sizeof( KMmMtpDpSupportedPropMandatoryAll ) / sizeof( TUint16 ); |
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520 for ( i = 0; i < count; i++ ) |
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521 { |
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522 InsertL( iSupportedProperties, KMmMtpDpSupportedPropMandatoryAll[i] ); |
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523 } |
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524 |
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525 count = sizeof( KMmMtpDpSupportedPropAdditionalAll ) / sizeof( TUint16 ); |
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526 for ( i = 0; i < count; i++ ) |
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527 { |
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528 InsertL( iSupportedProperties, KMmMtpDpSupportedPropAdditionalAll[i] ); |
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529 } |
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530 } |
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531 |
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532 // --------------------------------------------------------------------------- |
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533 // CAbstractMediaMtpDataProvider::GetAllSupportedProperties |
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534 // |
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535 // --------------------------------------------------------------------------- |
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536 // |
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537 const RArray<TUint>* CAbstractMediaMtpDataProvider::GetAllSupportedProperties() const |
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538 { |
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539 return &iSupportedProperties; |
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540 } |
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541 |
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542 // --------------------------------------------------------------------------- |
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543 // CMediaMtpDataProvider::GetDefaultStorageIdL |
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544 // |
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545 // --------------------------------------------------------------------------- |
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546 // |
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547 TUint32 CAbstractMediaMtpDataProvider::GetDefaultStorageIdL() const |
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548 { |
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549 TInt driveNum = -1; |
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550 TInt err = DriveInfo::GetDefaultDrive( DriveInfo::EDefaultMassStorage, driveNum ); |
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551 PRINT2( _L( "MM MTP <> GetDefaultDrive, driveNum = %d, err = %d" ), driveNum, err ); |
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552 |
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553 TDriveInfo driveInfo; |
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554 User::LeaveIfError( Framework().Fs().Drive( driveInfo, driveNum ) ); |
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555 if( driveInfo.iType == EMediaNotPresent || driveInfo.iType == EMediaUnknown ) |
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556 { |
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557 err = DriveInfo::GetDefaultDrive( DriveInfo::EDefaultPhoneMemory, driveNum ); |
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558 PRINT( _L( "MM MTP <> Memory card doesn't exist, set PhoneMemory to default" ) ); |
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559 } |
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560 |
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561 return Framework().StorageMgr().FrameworkStorageId( TDriveNumber( driveNum ) ); |
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562 } |
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563 |
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564 // --------------------------------------------------------------------------- |
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565 // CAbstractMediaMtpDataProvider::Insert |
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566 // |
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567 // --------------------------------------------------------------------------- |
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568 // |
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569 void CAbstractMediaMtpDataProvider::InsertL( RArray<TUint>& aArray, const TUint aProperCode ) const |
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570 { |
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571 TInt err = KErrNone; |
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572 err = aArray.Find( aProperCode ); |
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573 if ( err == KErrNotFound ) |
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574 err = aArray.Append( aProperCode ); |
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575 |
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576 User::LeaveIfError( err ); |
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577 } |
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578 |
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579 // end of file |