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/*
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* Copyright (c) 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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*/
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#include "MemSpyDriverLogicalChannel.h"
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// System includes
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#include <u32hal.h>
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#include <e32rom.h>
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// User includes
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#include "MemSpyDriverUtils.h"
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#include "MemSpyDriverDevice.h"
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#include <memspy/driver/memspydriverconstants.h>
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#include "MemSpyDriverLogChanChunks.h"
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#include "MemSpyDriverLogChanClientServer.h"
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#include "MemSpyDriverLogChanCodeSegs.h"
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#include "MemSpyDriverLogChanContainers.h"
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#include "MemSpyDriverLogChanHeapData.h"
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#include "MemSpyDriverLogChanHeapWalk.h"
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#include "MemSpyDriverLogChanHeapInfo.h"
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#include "MemSpyDriverLogChanMisc.h"
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#include "MemSpyDriverLogChanProcessInspection.h"
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#include "MemSpyDriverLogChanStack.h"
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#include "MemSpyDriverLogChanRawMemory.h"
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#include "MemSpyDriverLogChanUserEventMonitor.h"
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#include "MemSpyDriverLogChanThreadAndProcess.h"
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DMemSpyDriverLogicalChannel::DMemSpyDriverLogicalChannel()
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{
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}
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DMemSpyDriverLogicalChannel::~DMemSpyDriverLogicalChannel()
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{
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::~DMemSpyDriverLogicalChannel() - START"));
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NKern::ThreadEnterCS();
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SubChannelsDestroy();
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::~DMemSpyDriverLogicalChannel() - closing client thread..."));
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Kern::SafeClose( (DObject*&) iClientThread, NULL );
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NKern::ThreadLeaveCS();
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::~DMemSpyDriverLogicalChannel() - calling device to cleanup..."));
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MemSpyDevice().Cleanup();
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::~DMemSpyDriverLogicalChannel() - END"));
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}
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TInt DMemSpyDriverLogicalChannel::DoCreate( TInt /*aUnit*/, const TDesC8* /*aInfo*/, const TVersion& aVer )
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{
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::DoCreate() - START - heldFM: %d, device: 0x%08x", Kern::CurrentThread().iNThread.iHeldFastMutex != NULL, &MemSpyDevice() ) );
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TInt error = KErrNone;
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//
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if ( !Kern::QueryVersionSupported( KMemSpyDriverVersion(), aVer ) )
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{
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error = KErrNotSupported;
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}
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else
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{
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// Try to get the memory model type
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::DoCreate - opening client thread..."));
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iClientThread = &Kern::CurrentThread();
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error = iClientThread->Open();
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::DoCreate - client thread open error: %d", error ));
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if ( error == KErrNone )
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{
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::DoCreate - creating sub channels error: %d", error ));
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error = SubChannelsRegister();
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}
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}
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//
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::DoCreate() - END - heldFM: %d", Kern::CurrentThread().iNThread.iHeldFastMutex != NULL ) );
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return error;
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}
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TInt DMemSpyDriverLogicalChannel::Request( TInt aFunction, TAny* a1, TAny* a2 )
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{
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TRACE( Kern::Printf(" " ) );
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TRACE( Kern::Printf(" " ) );
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TRACE( Kern::Printf("--------------------------------------------------------------------------------------------------------------------- " ) );
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TRACE_OP( Kern::Printf("DMemSpyDriverLogicalChannel::Request() - START - fn: %3d, a1: 0x%08x, a2: 0x%08x, heldFM: %d", aFunction, a1, a2, iClientThread->iNThread.iHeldFastMutex != NULL ) );
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TRACE( Kern::Printf("--------------------------------------------------------------------------------------------------------------------- " ) );
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//
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TInt r = KErrNotSupported;
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//
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DMemSpyDriverLogChanBase* handler = SubChannelForFunction( aFunction );
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if ( handler )
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{
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r = handler->Request( aFunction, a1, a2 );
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}
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//
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#ifdef _DEBUG
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if ( r < 0 && r != KErrEof )
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{
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Kern::Printf( "DMemSpyDriverLogicalChannel::Request() - END - fn: %3d, a1: 0x%08x, a2: 0x%08x, heldFM: %d, r: %d", aFunction, a1, a2, iClientThread->iNThread.iHeldFastMutex != NULL, r );
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}
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#endif
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TRACE( Kern::Printf(" " ) );
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TRACE( Kern::Printf(" " ) );
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//
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return r;
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}
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TInt DMemSpyDriverLogicalChannel::SubChannelsRegister()
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{
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TInt r = KErrNone;
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DMemSpyDriverDevice& device = MemSpyDevice();
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DMemSpyDriverLogChanBase* subChan = NULL;
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//
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subChan = new DMemSpyDriverLogChanChunks( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanClientServer( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanCodeSegs( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanContainers( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanHeapData( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanHeapInfo( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanHeapWalk( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanMisc( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanProcessInspection( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanRawMemory( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanStack( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanThreadAndProcess( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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subChan = new DMemSpyDriverLogChanUserEventMonitor( device, *iClientThread );
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r = SubChannelConstructAndSave( subChan );
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if ( r != KErrNone )
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{
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return r;
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}
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//
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return r;
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}
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TInt DMemSpyDriverLogicalChannel::SubChannelConstructAndSave( DMemSpyDriverLogChanBase*& aSubChannel )
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{
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TInt r = KErrNoMemory;
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//
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if ( aSubChannel )
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{
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NKern::ThreadEnterCS();
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r = aSubChannel->Construct();
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//
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if ( r == KErrNone )
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{
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r = iSubChannels.Append( aSubChannel );
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if ( r != KErrNone )
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{
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delete aSubChannel;
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}
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}
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else
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{
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delete aSubChannel;
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}
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//
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NKern::ThreadLeaveCS();
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}
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//
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aSubChannel = NULL;
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return r;
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}
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void DMemSpyDriverLogicalChannel::SubChannelsDestroy()
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{
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const TInt count = iSubChannels.Count();
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::SubChannelsDestroy() - START - count: %d", count ) );
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//
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NKern::ThreadEnterCS();
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for( TInt i=0; i<count; i++ )
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{
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DMemSpyDriverLogChanBase* subChan = iSubChannels[ i ];
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::SubChannelsDestroy() - deleting subChannel: 0x%08x", subChan ) );
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delete subChan;
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}
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//
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iSubChannels.Reset();
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NKern::ThreadLeaveCS();
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//
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::SubChannelsDestroy() - END" ) );
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}
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DMemSpyDriverLogChanBase* DMemSpyDriverLogicalChannel::SubChannelForFunction( TInt aFunction )
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{
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::SubChannelForFunction() - START - aFunction: %d", aFunction ) );
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//
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DMemSpyDriverLogChanBase* ret = NULL;
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const TInt count = iSubChannels.Count();
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for( TInt i=0; i<count; i++ )
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{
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DMemSpyDriverLogChanBase* subChan = iSubChannels[ i ];
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if ( subChan->IsHandler( aFunction ) )
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{
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ret = subChan;
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break;
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}
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}
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//
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TRACE( Kern::Printf("DMemSpyDriverLogicalChannel::SubChannelForFunction() - END - aFunction: %d, subChannel: 0x%08x", aFunction, ret ) );
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return ret;
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}
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DMemSpyDriverDevice& DMemSpyDriverLogicalChannel::MemSpyDevice()
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{
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DMemSpyDriverDevice& device = *((DMemSpyDriverDevice*) iDevice);
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return device;
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}
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