mtpdataproviders/mtpfileandfolderdp/src/cmtpfiledp.cpp
author hgs
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// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <mtp/cmtpstoragemetadata.h>
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#include <mtp/mmtpconnection.h>
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#include <mtp/mmtpdataproviderframework.h>
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#include <mtp/mtpdataproviderapitypes.h>
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#include <mtp/mtpprotocolconstants.h>
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#include <ecom/ecom.h>
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#include "cmtpfiledp.h"
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#include "cmtpfiledpexclusionmgr.h"
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#include "cmtpfsenumerator.h"
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#include "cmtpfiledpconfigmgr.h"
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#include "cmtprequestprocessor.h"
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#include "mtpfiledpconst.h"
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#include "mtpfiledppanic.h"
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#include "mtpfiledpprocessor.h"
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#include "cmtpdataprovidercontroller.h"
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "cmtpfiledpTraces.h"
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#endif
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// Class constants
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static const TInt KArrayGranularity = 3;
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static const TInt KActiveEnumeration = 0;
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/**
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File data provider factory method.
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@return A pointer to a file data provider object. Ownership IS transfered.
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@leave One of the system wide error codes, if a processing failure occurs.
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*/
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TAny* CMTPFileDataProvider::NewL(TAny* aParams)
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    {
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    CMTPFileDataProvider* self = new (ELeave) CMTPFileDataProvider(aParams);
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    CleanupStack::PushL(self);
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    self->ConstructL();
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    CleanupStack::Pop(self);
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    return self;
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    }
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/**
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Destructor
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*/    
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CMTPFileDataProvider::~CMTPFileDataProvider()
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    {
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    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_CMTPFILEDATAPROVIDER_DES_ENTRY );
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    iPendingEnumerations.Close();
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    TUint count(iActiveProcessors.Count());
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    while (count--)
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        {
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        iActiveProcessors[count]->Release();
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        }
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    iActiveProcessors.Close();
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    iDpSingletons.Close();
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	iFileDPSingletons.Close();
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	iSingletons.Close();
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    delete iFileEnumerator;
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    delete iExclusionMgr;
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    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_CMTPFILEDATAPROVIDER_DES_EXIT );
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    }
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void CMTPFileDataProvider::Cancel()
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    {
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    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_CANCEL_ENTRY );
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    iFileEnumerator->Cancel();
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    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_CANCEL_EXIT );
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    }
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void CMTPFileDataProvider::ProcessEventL(const TMTPTypeEvent& aEvent, MMTPConnection& aConnection)
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    {
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    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_PROCESSEVENTL_ENTRY );
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    TInt idx(LocateRequestProcessorL(aEvent, aConnection));
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    if (idx != KErrNotFound)
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        {
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        iActiveProcessors[idx]->HandleEventL(aEvent);
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        }
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    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_PROCESSEVENTL_EXIT );
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    }
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void CMTPFileDataProvider::ProcessNotificationL(TMTPNotification aNotification, const TAny* aParams)
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    {
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    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_PROCESSNOTIFICATIONL_ENTRY );
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    switch (aNotification)
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        {
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    case EMTPSessionClosed:
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        SessionClosedL(*reinterpret_cast<const TMTPNotificationParamsSessionChange*>(aParams));
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        break;
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    case EMTPSessionOpened:
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        SessionOpenedL(*reinterpret_cast<const TMTPNotificationParamsSessionChange*>(aParams));
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        break;
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    default:
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        // Ignore all other notifications.
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        break;
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        }
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    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_PROCESSNOTIFICATIONL_EXIT );
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    }
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   115
        
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parents:
diff changeset
   116
void CMTPFileDataProvider::ProcessRequestPhaseL(TMTPTransactionPhase aPhase, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection)
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parents:
diff changeset
   117
    {    
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   118
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_PROCESSREQUESTPHASEL_ENTRY );
0
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parents:
diff changeset
   119
    TInt idx(LocateRequestProcessorL(aRequest, aConnection));
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parents:
diff changeset
   120
    __ASSERT_DEBUG((idx != KErrNotFound), Panic(EMTPFileDpNoMatchingProcessor));
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parents:
diff changeset
   121
    MMTPRequestProcessor* processor(iActiveProcessors[idx]);
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parents:
diff changeset
   122
    iActiveProcessor = idx;
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parents:
diff changeset
   123
    iActiveProcessorRemoved = EFalse;
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parents:
diff changeset
   124
    TBool result(processor->HandleRequestL(aRequest, aPhase));
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parents:
diff changeset
   125
    if (iActiveProcessorRemoved)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   126
	    {
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parents:
diff changeset
   127
	    processor->Release(); // destroy the processor
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parents:
diff changeset
   128
	    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   129
    else if (result)
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parents:
diff changeset
   130
	    {
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parents:
diff changeset
   131
	    processor->Release();    	
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parents:
diff changeset
   132
	    iActiveProcessors.Remove(idx);
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parents:
diff changeset
   133
	    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   134
    iActiveProcessor = -1;
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parents:
diff changeset
   135
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diff changeset
   136
    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_PROCESSREQUESTPHASEL_EXIT );
0
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parents:
diff changeset
   137
    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   138
    
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
void CMTPFileDataProvider::StartObjectEnumerationL(TUint32 aStorageId, TBool /*aPersistentFullEnumeration*/)
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parents:
diff changeset
   140
    {
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diff changeset
   141
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_STARTOBJECTENUMERATIONL_ENTRY );
0
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff changeset
   142
    iPendingEnumerations.AppendL(aStorageId);
20
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parents: 17
diff changeset
   143
    CMTPDataProviderController& dpController(iSingletons.DpController());
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parents: 17
diff changeset
   144
    //must read this NeedEnumeratingPhase2 before this function return
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parents: 17
diff changeset
   145
    TBool bScanAll = dpController.NeedEnumeratingPhase2();
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parents: 17
diff changeset
   146
    iFileEnumerator->StartL(iPendingEnumerations[KActiveEnumeration], bScanAll);
49
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diff changeset
   147
    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_STARTOBJECTENUMERATIONL_EXIT );
0
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parents:
diff changeset
   148
    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
    
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parents:
diff changeset
   150
void CMTPFileDataProvider::StartStorageEnumerationL()
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
    {
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diff changeset
   152
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_STARTSTORAGEENUMERATIONL_ENTRY );
17
aabe5387f5ce Revision: 201005
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parents: 0
diff changeset
   153
    iExclusionMgr->AppendFormatExclusionListL();
aabe5387f5ce Revision: 201005
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parents: 0
diff changeset
   154
    iDpSingletons.MTPUtility().FormatExtensionMapping();
0
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
    Framework().StorageEnumerationCompleteL();
49
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diff changeset
   156
    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_STARTSTORAGEENUMERATIONL_EXIT );
0
d0791faffa3f Revision: 201003
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parents:
diff changeset
   157
    }
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
    
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
void CMTPFileDataProvider::Supported(TMTPSupportCategory aCategory, RArray<TUint>& aArray) const
d0791faffa3f Revision: 201003
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parents:
diff changeset
   160
    {
49
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diff changeset
   161
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_SUPPORTED_ENTRY );
0
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
    switch (aCategory) 
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
        {        
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
    case EEvents:
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
        break;
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
        
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
    case EObjectCaptureFormats:
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
    case EObjectPlaybackFormats:
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
        aArray.Append(EMTPFormatCodeUndefined);
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
        
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
        /**
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
         * [SP-Format-0x3002]Special processing for PictBridge DP which own 6 dps file with format 0x3002, 
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
         * but it does not really own the format 0x3002.
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
         */
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
        if( PictbridgeDpExistL() )
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
        	{
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
        	aArray.Append(EMTPFormatCodeScript);
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
        	}
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
        break;
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
        
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
    case EObjectProperties:
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
        {
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
        TInt count(sizeof(KMTPFileDpSupportedProperties) / sizeof(KMTPFileDpSupportedProperties[0]));
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
        for (TInt i(0); (i < count); i++)
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
            {
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
            aArray.Append(KMTPFileDpSupportedProperties[i]);
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
            }   
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
        }
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
        break; 
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
        
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
    case EOperations:
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
        {
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
        TInt count(sizeof(KMTPFileDpSupportedOperations) / sizeof(KMTPFileDpSupportedOperations[0]));
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
        for (TInt i(0); (i < count); i++)
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
            {
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
            aArray.Append(KMTPFileDpSupportedOperations[i]);
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
            }   
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
        }
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
        break;  
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
        
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
    case EStorageSystemTypes:
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
        aArray.Append(CMTPStorageMetaData::ESystemTypeDefaultFileSystem);
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
        break; 
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
        
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
    default:
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
    
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
        // Unrecognised category, leave aArray unmodified.
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
        break;
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
        }
49
c20dd21d1eb4 201035_05
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parents: 20
diff changeset
   210
    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_SUPPORTED_EXIT );
0
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
    }    
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
       
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
void CMTPFileDataProvider::NotifyEnumerationCompleteL(TUint32 aStorageId, TInt aError)
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
    {
49
c20dd21d1eb4 201035_05
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parents: 20
diff changeset
   215
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_NOTIFYENUMERATIONCOMPLETEL_ENTRY );
c20dd21d1eb4 201035_05
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parents: 20
diff changeset
   216
    OstTraceExt2( TRACE_NORMAL, CMTPFILEDATAPROVIDER_NOTIFYENUMERATIONCOMPLETEL, 
c20dd21d1eb4 201035_05
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parents: 20
diff changeset
   217
            "Enumeration of storage 0x%08X completed with error status %d", aStorageId, (TInt32)aError);
0
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
    __ASSERT_DEBUG((aStorageId == iPendingEnumerations[KActiveEnumeration]), User::Invariant());
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
    
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
    Framework().ObjectEnumerationCompleteL(iPendingEnumerations[KActiveEnumeration]);
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
    iPendingEnumerations.Remove(KActiveEnumeration);
49
c20dd21d1eb4 201035_05
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parents: 20
diff changeset
   222
    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_NOTIFYENUMERATIONCOMPLETEL_EXIT );
0
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
    }
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
    
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
/**
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
Standard C++ constructor
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
*/
d0791faffa3f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   228
CMTPFileDataProvider::CMTPFileDataProvider(TAny* aParams) :
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    CMTPDataProviderPlugin(aParams),
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    iActiveProcessors(KArrayGranularity),
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    iPendingEnumerations(KArrayGranularity),
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    iActiveProcessor(-1)
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    {
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   234
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    }
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   236
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   237
/**
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Second-phase constructor.
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*/    
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void CMTPFileDataProvider::ConstructL()
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    {
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    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_CONSTRUCTL_ENTRY );
0
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  	iDpSingletons.OpenL(Framework());
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  	iFileDPSingletons.OpenL(Framework());
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  	iSingletons.OpenL();
0
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   246
  	
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  	iExclusionMgr = CMTPFileDpExclusionMgr::NewL(Framework());
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  	iDpSingletons.SetExclusionMgrL(*iExclusionMgr);
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   249
  	
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  	TUint processLimit = iFileDPSingletons.FrameworkConfig().UintValueL(CMTPFileDpConfigMgr::EEnumerationIterationLength);
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    iFileEnumerator = CMTPFSEnumerator::NewL(Framework(), iDpSingletons.ExclusionMgrL(), *this, processLimit);
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    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_CONSTRUCTL_EXIT );
0
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   253
    }
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   254
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   255
/**
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Find or create a request processor that can process the specified request.
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@param aRequest    The request to be processed
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@param aConnection The connection from which the request comes
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@return the idx of the found/created request processor
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*/    
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TInt CMTPFileDataProvider::LocateRequestProcessorL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection)
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    {
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   263
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_LOCATEREQUESTPROCESSORL_ENTRY ); 
0
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   264
    TInt idx(KErrNotFound);
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    TInt count(iActiveProcessors.Count());
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    for (TInt i(0); (i < count); i++)
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   267
        {
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        if (iActiveProcessors[i]->Match(aRequest, aConnection))
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   269
            {
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            idx = i;
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            break;
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   272
            }
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   273
        }
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   274
        
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   275
    if (idx == KErrNotFound)
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        {
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        MMTPRequestProcessor* processor = MTPFileDpProcessor::CreateL(Framework(), aRequest, aConnection);
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        CleanupReleasePushL(*processor);
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   279
        iActiveProcessors.AppendL(processor);
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   280
        CleanupStack::Pop();
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   281
        idx = count;
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   282
        }
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   283
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    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_LOCATEREQUESTPROCESSORL_EXIT );
0
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   285
    return idx;
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   286
    }
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   287
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   288
/**
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   289
Find or create a request processor that can process the specified event.
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   290
@param aEvent    The event to be processed
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   291
@param aConnection The connection from which the request comes
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   292
@return the idx of the found request processor, KErrNotFound if not found
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   293
*/    
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TInt CMTPFileDataProvider::LocateRequestProcessorL(const TMTPTypeEvent& aEvent, MMTPConnection& aConnection)
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   295
    {
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   296
    OstTraceFunctionEntry0( DUP1_CMTPFILEDATAPROVIDER_LOCATEREQUESTPROCESSORL_ENTRY );
0
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   297
    TInt idx(KErrNotFound);
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   298
    TInt count(iActiveProcessors.Count());
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   299
    for (TInt i(0); (i < count); i++)
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   300
        {
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   301
        if (iActiveProcessors[i]->Match(aEvent, aConnection))
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   302
            {
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   303
            idx = i;
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   304
            break;
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   305
            }
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   306
        }    
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   307
    OstTraceFunctionExit0( DUP1_CMTPFILEDATAPROVIDER_LOCATEREQUESTPROCESSORL_EXIT );
0
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   308
    return idx;    
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   309
    }
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   310
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diff changeset
   311
/**
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   312
Cleans up outstanding request processors when a session is closed.
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   313
@param aSession notification parameter block
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   314
*/
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   315
void CMTPFileDataProvider::SessionClosedL(const TMTPNotificationParamsSessionChange& aSession)
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   316
    {
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   317
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_SESSIONCLOSEDL_ENTRY );
0
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diff changeset
   318
    TInt count = iActiveProcessors.Count();
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diff changeset
   319
    while(count--)
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diff changeset
   320
        {
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   321
        MMTPRequestProcessor* processor = iActiveProcessors[count];
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   322
        TUint32 sessionId = processor->SessionId();
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   323
        if((sessionId == aSession.iMTPId) && (processor->Connection().ConnectionId() == aSession.iConnection.ConnectionId()))
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diff changeset
   324
            {
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diff changeset
   325
            iActiveProcessors.Remove(count);
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diff changeset
   326
            if (count == iActiveProcessor)
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diff changeset
   327
        		{
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   328
        		iActiveProcessorRemoved = ETrue;
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diff changeset
   329
        		}
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   330
        	else
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diff changeset
   331
	       		{
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   332
        		processor->Release();
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parents:
diff changeset
   333
	       		}
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diff changeset
   334
            }
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parents:
diff changeset
   335
        } 
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diff changeset
   336
    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_SESSIONCLOSEDL_EXIT );
0
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parents:
diff changeset
   337
    }
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parents:
diff changeset
   338
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diff changeset
   339
/**
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diff changeset
   340
Prepares for a newly-opened session.
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parents:
diff changeset
   341
@param aSession notification parameter block
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diff changeset
   342
*/
49
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diff changeset
   343
#ifdef OST_TRACE_COMPILER_IN_USE
0
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void CMTPFileDataProvider::SessionOpenedL(const TMTPNotificationParamsSessionChange& aSession)
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   345
#else
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void CMTPFileDataProvider::SessionOpenedL(const TMTPNotificationParamsSessionChange& /*aSession*/)
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   347
#endif
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   348
    {
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   349
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_SESSIONOPENEDL_ENTRY );
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    OstTrace1( TRACE_NORMAL, CMTPFILEDATAPROVIDER_SESSIONOPENEDL, "SessionID = %d", aSession.iMTPId );
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    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_SESSIONOPENEDL_EXIT );
0
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    }
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   353
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   354
/**
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   355
 * [SP-Format-0x3002]Special processing for PictBridge DP which own 6 dps file with format 0x3002, 
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   356
 * but it does not really own the format 0x3002.
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   357
 * 
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   358
 * Check whether the Pictbridgedp exists or not.
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   359
 */
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   360
TBool CMTPFileDataProvider::PictbridgeDpExistL() const
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   361
	{
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   362
    OstTraceFunctionEntry0( CMTPFILEDATAPROVIDER_PICTBRIDGEDPEXISTL_ENTRY );
0
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   363
    
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   364
	RImplInfoPtrArray   implementations;
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   365
	TCleanupItem        cleanup(ImplementationsCleanup, reinterpret_cast<TAny*>(&implementations));
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   366
	CleanupStack::PushL(cleanup);
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   367
	REComSession::ListImplementationsL(KMTPDataProviderPluginInterfaceUid, implementations);
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   368
	
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   369
	TBool ret = EFalse;
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   370
	const TUint KUidPictBridge = 0x2001fe3c;
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   371
	TInt count = implementations.Count();
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   372
	while(--count)
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   373
		{
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   374
		if(implementations[count]->ImplementationUid().iUid == KUidPictBridge)
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   375
			{
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   376
			ret = ETrue;
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   377
			break;
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   378
			}
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   379
		}
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diff changeset
   380
    CleanupStack::PopAndDestroy(&implementations);
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   381
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   382
    OstTrace1( TRACE_NORMAL, CMTPFILEDATAPROVIDER_PICTBRIDGEDPEXISTL, "return value ret = %d", ret );
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   383
    OstTraceFunctionExit0( CMTPFILEDATAPROVIDER_PICTBRIDGEDPEXISTL_EXIT );
0
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diff changeset
   384
    return ret;
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   385
	}
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diff changeset
   386
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diff changeset
   387
/**
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diff changeset
   388
 * [SP-Format-0x3002]Special processing for PictBridge DP which own 6 dps file with format 0x3002, 
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diff changeset
   389
 * but it does not really own the format 0x3002.
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diff changeset
   390
 * 
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diff changeset
   391
 * Cleanup function
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diff changeset
   392
 */
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diff changeset
   393
void CMTPFileDataProvider::ImplementationsCleanup(TAny* aData)
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diff changeset
   394
    {
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diff changeset
   395
    reinterpret_cast<RImplInfoPtrArray*>(aData)->ResetAndDestroy();
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diff changeset
   396
    }