perfsrv/memspy/Driver/Kernel/Source/SubChannels/MemSpyDriverLogChanContainerBase.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 02:45:59 +0300
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permissions -rw-r--r--
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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 "MemSpyDriverLogChanContainerBase.h"
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// Shared includes
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#include "MemSpyDriverOpCodes.h"
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#include <memspy/driver/memspydriverobjectsshared.h>
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#include "MemSpyDriverObjectsInternal.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 "MemSpyDriverOSAdaption.h"
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DMemSpyDriverLogChanContainerBase::DMemSpyDriverLogChanContainerBase( DMemSpyDriverDevice& aDevice, DThread& aThread )
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:   DMemSpyDriverLogChanBase( aDevice, aThread )
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    {
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	TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::DMemSpyDriverLogChanContainerBase() - this: 0x%08x", this ));
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    }
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DMemSpyDriverLogChanContainerBase::~DMemSpyDriverLogChanContainerBase()
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	{
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	TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::~DMemSpyDriverLogChanContainerBase() - START - this: 0x%08x", this ));
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    ResetTempHandles();
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	TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::~DMemSpyDriverLogChanContainerBase() - END - this: 0x%08x", this ));
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	}
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DObject* DMemSpyDriverLogChanContainerBase::CheckedOpen(TMemSpyDriverContainerType aContainerType, DObject* aObject, TBool aQuick)
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	{
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	__ASSERT_CRITICAL;
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	__ASSERT_DEBUG(aObject != NULL, MemSpyDriverUtils::Fault( __LINE__ ));
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    const TObjectType expectedType = ObjectTypeFromMemSpyContainerType(aContainerType);
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    // Quick mode means we just check container ids and we trust that the object will exist.
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	// [TomS: not entirely convinced we can ever be certain of that]
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    TInt err = KErrNotFound;
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    if (aQuick)
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        {
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		LOG("quick CheckedOpen of %08x", aObject);
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        const TObjectType objectType = OSAdaption().DThread().GetObjectType(*aObject);
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        if (objectType == expectedType)
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            {
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            err = aObject->Open();
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            }
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        }
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	else
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		{
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        DObjectCon* container = Kern::Containers()[expectedType];
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        container->Wait();
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        const TInt count = container->Count();
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        for (TInt i = 0; i < count; i++)
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            {
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            DObject* object = (*container)[i];
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            if (object == aObject)
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                {
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                err = aObject->Open();
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				break;
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				}
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			}
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		container->Signal();
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		}
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	LOG("CheckedOpen(%d, 0x%08x, quick=%d) returned error %d", aContainerType, aObject, aQuick, err);
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	return (err == KErrNone) ? aObject : NULL;
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	}
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TObjectType DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType( TMemSpyDriverContainerType aType )
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    {
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    // Map type
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    TObjectType type = EObjectTypeAny;
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    switch( aType )
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        {
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    case EMemSpyDriverContainerTypeThread:
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 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeThread" ));
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        type = EThread;
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        break;
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    case EMemSpyDriverContainerTypeProcess:
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 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeProcess" ));
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        type = EProcess;
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        break;
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    case EMemSpyDriverContainerTypeChunk:
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 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeChunk" ));
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        type = EChunk;
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        break;
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    case EMemSpyDriverContainerTypeLibrary:
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 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeLibrary" ));
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   113
        type = ELibrary;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   114
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   115
    case EMemSpyDriverContainerTypeSemaphore:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   116
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeSemaphore" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   117
        type = ESemaphore;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   118
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   119
    case EMemSpyDriverContainerTypeMutex:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   120
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeMutex" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   121
        type = EMutex;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   122
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   123
    case EMemSpyDriverContainerTypeTimer:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   124
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeTimer" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   125
        type = ETimer;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   126
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   127
    case EMemSpyDriverContainerTypeServer:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   128
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeServer" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   129
        type = EServer;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   130
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   131
    case EMemSpyDriverContainerTypeSession:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   132
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeSession" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   133
        type = ESession;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   134
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   135
    case EMemSpyDriverContainerTypeLogicalDevice:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   136
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeLogicalDevice" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   137
        type = ELogicalDevice;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   138
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
    case EMemSpyDriverContainerTypePhysicalDevice:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   140
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypePhysicalDevice" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   141
        type = EPhysicalDevice;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   142
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
    case EMemSpyDriverContainerTypeLogicalChannel:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   144
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeLogicalChannel" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
        type = ELogicalChannel;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   146
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   147
    case EMemSpyDriverContainerTypeChangeNotifier:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeChangeNotifier" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
        type = EChangeNotifier;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   150
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
    case EMemSpyDriverContainerTypeUndertaker:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   152
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeUndertaker" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   153
        type = EUndertaker;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   154
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
    case EMemSpyDriverContainerTypeMsgQueue:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeMsgQueue" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   157
        type = EMsgQueue;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
    case EMemSpyDriverContainerTypePropertyRef:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   160
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypePropertyRef" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   161
        type = EPropertyRef;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
    case EMemSpyDriverContainerTypeCondVar:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
 	    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType() - EMemSpyDriverContainerTypeCondVar" ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
        type = ECondVar;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
    default:
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
        Kern::Printf("DMemSpyDriverLogChanContainerBase::ObjectTypeFromMemSpyContainerType - unsupported container type: %d", aType);
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
        break;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
    return type;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
    
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
void DMemSpyDriverLogChanContainerBase::ResetTempHandles()
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
    iTempHandleCount = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
void DMemSpyDriverLogChanContainerBase::AddTempHandle( TAny* aHandle )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
    __ASSERT_ALWAYS( iTempHandleCount >= 0, MemSpyDriverUtils::Fault( __LINE__) );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
    if  ( iTempHandleCount < KMemSpyDriverMaxHandles )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
        iTempHandles[ iTempHandleCount++ ] = aHandle;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
TAny* DMemSpyDriverLogChanContainerBase::TempHandleAt( TInt aIndex ) const
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
    __ASSERT_ALWAYS( aIndex >= 0 && aIndex < KMemSpyDriverMaxHandles, MemSpyDriverUtils::Fault(__LINE__) );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
    __ASSERT_ALWAYS( aIndex < iTempHandleCount, MemSpyDriverUtils::Fault(__LINE__) );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
    return iTempHandles[ aIndex ];
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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TInt DMemSpyDriverLogChanContainerBase::TempHandleCount() const
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    {
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    TRACE( Kern::Printf( "DMemSpyDriverLogChanContainerBase::TempHandleCount() - END - count is: %d", iTempHandleCount ));
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    return iTempHandleCount;
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    }
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TInt DMemSpyDriverLogChanContainerBase::WriteToClient( TAny** aHandlePtr, TInt* aCountPtr, TInt aMaxCount )
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    {
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	TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::WriteToClient() - START - iTempHandleCount: %d", iTempHandleCount ));
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    TInt r = KErrNone;
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    // This variable holds the number of handles that we have already
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	// written to the client-side.
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	TInt currentWriteIndex = 0;
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    // If the client passed a bad descriptor then we panic it. Otherwise, we always update the amount
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    // of handles we have found (even if there was an error - i.e. we set the value to zero) or else
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    // the client will attempt to index through its huge stack-based handle array.
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	NKern::ThreadEnterCS();
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    TInt tempHandleCount = TempHandleCount();
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    TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::GetContainerHandles - trying to write %d handles to client...", tempHandleCount ));
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    for( ; currentWriteIndex<tempHandleCount && r == KErrNone && currentWriteIndex < aMaxCount; )
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        {
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        TAny* handle = TempHandleAt( currentWriteIndex );
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        r = Kern::ThreadRawWrite( &ClientThread(), aHandlePtr + currentWriteIndex, &handle, sizeof(TAny*) );
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        if  (r == KErrNone)
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            {
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            ++currentWriteIndex;
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            }
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        }
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	if  ( r == KErrBadDescriptor )
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        {
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        MemSpyDriverUtils::PanicThread( ClientThread(), EPanicBadDescriptor );
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        }
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    else
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        {
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        const TInt finalWrite = Kern::ThreadRawWrite( &ClientThread(), aCountPtr, &currentWriteIndex, sizeof(TInt) );
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        if  ( r == KErrNone )
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            {
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            r = finalWrite;
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            }
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        }
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	NKern::ThreadLeaveCS();
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	TRACE( Kern::Printf("DMemSpyDriverLogChanContainerBase::GetContainerHandles() - END - r: %d", r));
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	return r;
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    }