perfsrv/memspy/Driver/Kernel/Source/SubChannels/MemSpyDriverLogChanStack.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 "MemSpyDriverLogChanStack.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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#include <memspy/driver/memspydriverobjectsshared.h>
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// Shared includes
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#include "MemSpyDriverOpCodes.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 "MemSpyDriverOSAdaption.h"
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#include "MemSpyDriverSuspensionManager.h"
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// Constants
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const TUint32 KMemSpyStackFillPatternUser = 0x29292929;
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const TUint32 KMemSpyStackFillPatternSupervisor = 0xeeeeeeee;
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DMemSpyDriverLogChanStack::DMemSpyDriverLogChanStack( DMemSpyDriverDevice& aDevice, DThread& aThread )
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:   DMemSpyDriverLogChanBase( aDevice, aThread )
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    {
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    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::DMemSpyDriverLogChanStack() - this: 0x%08x", this ));
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    }
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DMemSpyDriverLogChanStack::~DMemSpyDriverLogChanStack()
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	{
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	TRACE( Kern::Printf("DMemSpyDriverLogChanStack::~DMemSpyDriverLogChanStack() - START - this: 0x%08x", this ));
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	TRACE( Kern::Printf("DMemSpyDriverLogChanStack::~DMemSpyDriverLogChanStack() - END - this: 0x%08x", this ));
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	}
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TInt DMemSpyDriverLogChanStack::Request( TInt aFunction, TAny* a1, TAny* a2 )
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	{
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	TInt r = DMemSpyDriverLogChanBase::Request( aFunction, a1, a2 );
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    if  ( r == KErrNone )
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        {
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	    switch( aFunction )
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		    {
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	    case EMemSpyDriverOpCodeStackGetInfo:
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            r = GetStackInfo( (TUint) a1, (TMemSpyDriverStackInfo*) a2 );
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            break;
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	    case EMemSpyDriverOpCodeStackGetData:
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            r = GetStackData( (TMemSpyDriverInternalStackDataParams*) a1 );
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            break;
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        default:
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            r = KErrNotSupported;
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		    break;
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		    }
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        }
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    //
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    return r;
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	}
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TBool DMemSpyDriverLogChanStack::IsHandler( TInt aFunction ) const
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    {
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    return ( aFunction > EMemSpyDriverOpCodeStackBase && aFunction < EMemSpyDriverOpCodeStackEnd );
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    }
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TInt DMemSpyDriverLogChanStack::GetStackInfo( TUint aTid, TMemSpyDriverStackInfo* aParams )
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    {
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    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackInfo() - START - thread id: %d", aTid));
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    TMemSpyDriverStackInfo params;
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	TInt r = OpenTempObject( aTid, EThread );
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	if  ( r == KErrNone )
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		{
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        DThread* thread = (DThread*) TempObject();
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        // Check the threads in the process are suspended
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        if  ( SuspensionManager().IsSuspended( *thread ) )
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            {
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            DMemSpyDriverOSAdaptionDThread& threadAdaption = OSAdaption().DThread();
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            //
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            GetStackPointers( thread, params.iSupervisorStackPointer, params.iUserStackPointer );
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            //
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            params.iUserStackBase = threadAdaption.GetUserStackBase( *thread );
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            params.iUserStackSize = threadAdaption.GetUserStackSize( *thread );
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            params.iSupervisorStackBase = threadAdaption.GetSupervisorStackBase( *thread );
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            params.iSupervisorStackSize = threadAdaption.GetSupervisorStackSize( *thread );
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parents:
diff changeset
   116
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parents:
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   117
            // Try to get watermarks
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parents:
diff changeset
   118
            GetStackHighWatermark( *thread, params.iUserStackHighWatermark, EMemSpyDriverDomainUser, KMemSpyStackFillPatternUser );
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parents:
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   119
            GetStackHighWatermark( *thread, params.iSupervisorStackHighWatermark, EMemSpyDriverDomainKernel, KMemSpyStackFillPatternSupervisor ) ;
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parents:
diff changeset
   120
        
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parents:
diff changeset
   121
    #ifdef __WINS__
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   122
            params.iUserStackPointer = params.iUserStackBase;
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parents:
diff changeset
   123
            params.iUserStackHighWatermark = params.iUserStackBase;
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parents:
diff changeset
   124
            params.iSupervisorStackPointer = params.iSupervisorStackBase;
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parents:
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   125
            params.iSupervisorStackHighWatermark = params.iSupervisorStackBase;
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parents:
diff changeset
   126
    #endif
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parents:
diff changeset
   127
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parents:
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   128
            // Write data to user-side
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   129
            r = Kern::ThreadRawWrite( &ClientThread(), aParams, &params, sizeof(TMemSpyDriverStackInfo) );
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   130
            }
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parents:
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   131
        else
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parents:
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   132
            {
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   133
            TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackInfo - parent process not suspended => KErrAccessDenied"));
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parents:
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   134
            r = KErrAccessDenied;
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parents:
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   135
            }
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parents:
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   136
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   137
        CloseTempObject();
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   138
        }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   140
	TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackInfo() - END - ret: %d", r));
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   141
    return r;
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   142
    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   144
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   145
TInt DMemSpyDriverLogChanStack::GetStackData( TMemSpyDriverInternalStackDataParams* aParams )
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parents:
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   146
    {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   147
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData() - START"));
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parents:
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   148
	TMemSpyDriverInternalStackDataParams params;
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parents:
diff changeset
   149
    TInt r = Kern::ThreadRawRead( &ClientThread(), aParams, &params, sizeof(TMemSpyDriverInternalStackDataParams) );
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parents:
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   150
    if  ( r != KErrNone )
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parents:
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   151
        {
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   152
    	TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData() - END - params read error: %d", r));
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parents:
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   153
        return r;
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parents:
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   154
        }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   156
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - thread id: %d, remaining: %8d", params.iTid, params.iRemaining));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   157
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   158
    DMemSpyDriverOSAdaptionDThread& threadAdaption = OSAdaption().DThread();
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parents:
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   159
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   160
    r = OpenTempObject( params.iTid, EThread );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   161
	if  ( r == KErrNone )
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parents:
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   162
		{
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parents:
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   163
        // Find the correct thread...
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parents:
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   164
        DThread* thread = (DThread*) TempObject();
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parents:
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   165
        DProcess* process = threadAdaption.GetOwningProcess( *thread );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   166
	    TFullName fullName;
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parents:
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   167
        thread->FullName( fullName );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
	    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - thread: %lS", &fullName));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
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parents:
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   170
        // Check the threads in the process are suspended
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
        const TBool isSuspended = SuspensionManager().IsSuspended( *process );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
        TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData() - isSuspended: %d", isSuspended ));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
        if  ( isSuspended )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
            {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
            TInt stackSize = 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   176
            TUint32 stackBase = 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   177
            TBool stackAvailable = EFalse;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   178
            //
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
            if  ( params.iDomain == EMemSpyDriverDomainUser )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
                {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   181
                stackSize = threadAdaption.GetUserStackSize( *thread );
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parents:
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   182
                stackBase = threadAdaption.GetUserStackBase( *thread );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
                }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
            else if ( params.iDomain == EMemSpyDriverDomainKernel )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
                {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
                stackSize = threadAdaption.GetSupervisorStackSize( *thread );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
                stackBase = threadAdaption.GetSupervisorStackBase( *thread );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
                }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
            TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData() - stackAvailable: %d", stackAvailable ));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
            //           
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
            if  ( stackAvailable )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
		        {
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parents:
diff changeset
   193
                // Get user side descriptor length info
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
                TInt destLen = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
                TInt destMax = 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
                TUint8* destPtr = NULL;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
                r = Kern::ThreadGetDesInfo( &ClientThread(), params.iDes, destLen, destMax, destPtr, ETrue );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
                TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - user side descriptor: 0x%08x (0x%08x), len: %8d, maxLen: %8d, r: %d", params.iDes, destPtr, destLen, destMax, r ));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
                if  ( r == KErrNone )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
                    {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
                    // Calculate stack starting address. If we want to get the entire stack data
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
                    // then we use the information from DThread. If we only want the data from
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
                    // the current SP onwards, then we use GetStackPointerByDomain to return
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
                    // the current SP value. If we are only fetching a portion of the stack, then
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
                    // the amount of data we will have to read is obviously reduced.
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
                    TUint32 stackStartingAddress = 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
                    if  ( params.iEntireStack )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
                        {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
                        stackStartingAddress = stackBase;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
                        }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
                    else
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
                        {
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parents:
diff changeset
   214
                        stackStartingAddress = GetStackPointerByDomain( thread, params.iDomain ); 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
                        }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
                    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - stackStartingAddress:  0x%08x", stackStartingAddress));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
                    __ASSERT_ALWAYS( stackStartingAddress != 0, MemSpyDriverUtils::Fault( __LINE__ ) );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
                    // Calculate how much data (maximum) there is to read, depending on whether the
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
                    // client asked for all or just the active part of the stack.
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
                    TUint stackDataSize = 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
                    if  ( params.iEntireStack )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
                        {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
                        stackDataSize = stackSize;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
                        }
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                    else
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parents:
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                        {
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                        stackDataSize = stackBase + stackSize - stackStartingAddress;
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                        }
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                    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - stackDataSize:           %8d", stackDataSize ));
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   231
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                    // Deal with the initial case - i.e. whereby the client is requesting stack
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                    // data for the first time. In this situation, the magic rune for "first
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parents:
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   234
                    // request" is a remaining value of -1.
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   235
                    if  ( params.iRemaining < 0 )
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parents:
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   236
                        {
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                        params.iRemaining = stackDataSize;
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   238
                        }
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parents:
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   239
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                    // The remaining number of bytes should allow us to calculate the position
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parents:
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                    // to read from.
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parents:
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   242
                    const TInt amountToRead = Min( params.iRemaining, destMax );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   243
                    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - amountToRead:            %8d", amountToRead));
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                    const TInt readOffset = ( stackDataSize - params.iRemaining );
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   245
                    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - readOffset:              %8d", readOffset));
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parents:
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   246
                    const TAny* readAddress = (const TAny*) ( stackStartingAddress + readOffset );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   247
                    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - readAddress:           0x%08x", readAddress));
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parents:
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   248
        
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                    // Do the read into user-space
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            #ifndef __WINS__
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   251
                    if  ( params.iDomain == EMemSpyDriverDomainKernel )
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                        {
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                        const TPtrC8 pData( (TUint8*) readAddress, amountToRead );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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                        r = Kern::ThreadDesWrite( &Kern::CurrentThread(), params.iDes, pData, 0 );
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   255
                        }
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parents:
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   256
                    else
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parents:
diff changeset
   257
                        {
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   258
                        r = Kern::ThreadRawRead( thread, readAddress, destPtr, amountToRead );
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parents:
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   259
                        }
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parents:
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   260
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                    // Update user-side
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   262
                    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - mem. operation result: %d", r));
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parents:
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   263
                    if  ( r == KErrNone )
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parents:
diff changeset
   264
                        {
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parents:
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   265
                        // Update remaining bytes and write back to user address space
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parents:
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   266
                        params.iRemaining -= amountToRead;
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parents:
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   267
                        r = Kern::ThreadRawWrite( &ClientThread(), aParams, &params, sizeof(TMemSpyDriverInternalStackDataParams) );
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parents:
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   268
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   269
                        if  ( r == KErrNone )
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parents:
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   270
                            {
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parents:
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   271
                            // Client takes care of updating descriptor length.
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   272
                            r = amountToRead;
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parents:
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   273
                            }
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parents:
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   274
                        }
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   275
                    else if ( r == KErrBadDescriptor )
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parents:
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   276
                        {
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   277
                        MemSpyDriverUtils::PanicThread( ClientThread(), EPanicBadDescriptor );
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   278
                        }
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   279
            #else
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   280
                    (void) destPtr;
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parents:
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                    params.iRemaining -= amountToRead;
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parents:
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   282
                    r = amountToRead;
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parents:
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   283
                    Kern::Printf( "DMemSpyDriverLogChanStack::GetStackData - not reading data on WINS" );
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parents:
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   284
            #endif
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   285
                    }
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parents:
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   286
                else
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parents:
diff changeset
   287
                    {
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   288
                    Kern::Printf( "DMemSpyDriverLogChanStack::GetStackData - error getting client descriptor info" );
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parents:
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   289
                    }
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parents:
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   290
                }
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parents:
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   291
	        else
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parents:
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   292
                {
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   293
    	        Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - stack address or stack length is invalid");
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   294
                r = KErrArgument;
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parents:
diff changeset
   295
                }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   296
            }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   297
        else
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   298
            {
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parents:
diff changeset
   299
            TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - parent process not suspended => KErrAccessDenied"));
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parents:
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   300
            r = KErrAccessDenied;
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parents:
diff changeset
   301
            }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   302
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
	    CloseTempObject();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
        }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
    else
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   306
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
    	Kern::Printf("DMemSpyDriverLogChanStack::GetStackData - thread not found");
516af714ebb4 Revision: 201037
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parents:
diff changeset
   308
		}
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parents:
diff changeset
   309
516af714ebb4 Revision: 201037
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parents:
diff changeset
   310
	TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackData() - END - ret: %d", r));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   311
    return r;
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parents:
diff changeset
   312
    }
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parents:
diff changeset
   313
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parents:
diff changeset
   314
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parents:
diff changeset
   315
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parents:
diff changeset
   316
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parents:
diff changeset
   317
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parents:
diff changeset
   318
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parents:
diff changeset
   319
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parents:
diff changeset
   320
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parents:
diff changeset
   321
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parents:
diff changeset
   322
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parents:
diff changeset
   323
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parents:
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   324
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parents:
diff changeset
   325
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parents:
diff changeset
   326
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parents:
diff changeset
   327
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parents:
diff changeset
   328
#ifdef __MARM__
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parents:
diff changeset
   329
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
#define __INCLUDE_REG_OFFSETS__  // for SP_R13U in nk_plat.h
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
#include "nk_plat.h"
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parents:
diff changeset
   332
#include "arm.h"
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parents:
diff changeset
   333
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
void DMemSpyDriverLogChanStack::GetStackPointers( DThread* aThread, TUint& aSupSP, TUint& aUsrSP )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
	{
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parents:
diff changeset
   336
    __ASSERT_ALWAYS( aThread != &Kern::CurrentThread(), MemSpyDriverUtils::Fault( __LINE__ ) );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
    // Get NThread associated with DThread
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
    NThread* nThread = OSAdaption().DThread().GetNThread( *aThread );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
    TMemSpyDriverRegSet regs;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
    MemSpyDriverUtils::GetThreadRegisters( nThread, regs );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
    aSupSP = aThread->iNThread.iSavedSP;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
    aUsrSP = regs.iRn[13];
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
	TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackPointers() - usr: 0x%08x [0x%08x-0x%08x], svc: 0x%08x [0x%08x-0x%08x]", aUsrSP, aThread->iUserStackRunAddress, (TUint) aThread->iUserStackRunAddress + (TUint) aThread->iUserStackSize, aSupSP, aThread->iSupervisorStack, (TUint) aThread->iSupervisorStack + (TUint) aThread->iSupervisorStackSize ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
	}
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
TLinAddr DMemSpyDriverLogChanStack::GetStackPointerByDomain( DThread* aThread, TMemSpyDriverDomainType aDomainType )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
    TUint stackPointer = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
    if  ( aDomainType == EMemSpyDriverDomainUser )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
        // Get NThread associated with DThread
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
        NThread* nThread = OSAdaption().DThread().GetNThread( *aThread );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
 
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
        TMemSpyDriverRegSet regSet;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
        MemSpyDriverUtils::GetThreadRegisters( nThread, regSet );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
        stackPointer = regSet.iRn[13];
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
    else if ( aDomainType == EMemSpyDriverDomainKernel )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
        TUint userSPNotUsed = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
        GetStackPointers( aThread, stackPointer, userSPNotUsed );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
    return TLinAddr( stackPointer );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
#else
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
void DMemSpyDriverLogChanStack::GetStackPointers( DThread* /*aThread*/, TUint& aSupSP, TUint& aUsrSP )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
	{
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
    aSupSP = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
    aUsrSP = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
	}
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
TLinAddr DMemSpyDriverLogChanStack::GetStackPointerByDomain( DThread* aThread, TMemSpyDriverDomainType aDomainType )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
    // Just return the base address in WINS
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
    DMemSpyDriverOSAdaptionDThread& threadAdaption = OSAdaption().DThread();
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
    TUint32 stackPointer = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
    if  ( aDomainType == EMemSpyDriverDomainUser )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
        stackPointer = threadAdaption.GetUserStackBase( *aThread );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
    else if ( aDomainType == EMemSpyDriverDomainKernel )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
        stackPointer = threadAdaption.GetSupervisorStackBase( *aThread );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
    return TLinAddr( stackPointer );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
#endif
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
TInt DMemSpyDriverLogChanStack::GetStackHighWatermark( DThread& aThread, TLinAddr& aHighWatermark, TMemSpyDriverDomainType aDomain, TUint aRune )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
    aHighWatermark = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
    const TInt KStackPageSize = 512;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
    
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark() - START - domain: %d, rune: 0x%08x", aDomain, aRune ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
    DMemSpyDriverOSAdaptionDThread& threadAdaption = OSAdaption().DThread();
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
   
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
    const TUint32 baseAddress = aDomain == EMemSpyDriverDomainUser ? threadAdaption.GetUserStackBase( aThread ) : threadAdaption.GetSupervisorStackBase( aThread );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
    const TInt size           = aDomain == EMemSpyDriverDomainUser ? threadAdaption.GetUserStackSize( aThread ) : threadAdaption.GetSupervisorStackSize( aThread );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark - baseAddress: 0x%08x, size: %8d", baseAddress, size));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
    TInt r = KErrNone;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
	if  ( baseAddress && size )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
		{
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
        aHighWatermark = baseAddress;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
        TBuf8<KStackPageSize> stackBuf;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
        TUint8* readAddress = NULL;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
        //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
        while( r == KErrNone )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
            {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
            // Read a chunk of data
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
            r = ReadStackData( aThread, stackBuf, readAddress, aDomain );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
            // Process the data, looking for the first bytes that aren't 0x29292929
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
            if  ( r == KErrNone )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
                {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
                const TInt readLength = stackBuf.Length();
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
                TRACE_DATA( MemSpyDriverUtils::DataDump("stackdata - %lS", stackBuf.Ptr(), readLength, readLength ) );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
                TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark - readLength: %d", readLength));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
                for( TInt readPos = 0; readPos < readLength && ((readLength - readPos) >= 4); readPos += 4, aHighWatermark += 4 )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
                    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
                    const TUint dword =  stackBuf[ readPos ] +
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
                                        (stackBuf[ readPos + 1 ] <<  8) + 
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
                                        (stackBuf[ readPos + 2 ] << 16) + 
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
                                        (stackBuf[ readPos + 3 ] << 24);
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
                    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
                    if  ( dword != aRune )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
                        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
                        TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark - found end of uninit. stack!"));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
                        TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark - dword:          0x%08x", dword));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
                        TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark - readPos:          %8d", readPos));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
                        TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark - aHighWatermark: 0x%08x", aHighWatermark));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
                        TRACE( Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark() - END"));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
                        return KErrNone;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
                        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
                    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
                }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
            }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
    aHighWatermark = 0;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
    Kern::Printf("DMemSpyDriverLogChanStack::GetStackHighWatermark() - END - error: %d", r);
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
    return r;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
TInt DMemSpyDriverLogChanStack::ReadStackData( DThread& aThread, TDes8& aDestination, TUint8*& aReadAddress, TMemSpyDriverDomainType aDomain )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
    {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData() - START - domain: %d", aDomain ));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
    DMemSpyDriverOSAdaptionDThread& threadAdaption = OSAdaption().DThread();
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
    const TUint32 baseAddress = aDomain == EMemSpyDriverDomainUser ? threadAdaption.GetUserStackBase( aThread ) : threadAdaption.GetSupervisorStackBase( aThread );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
    const TInt size           = aDomain == EMemSpyDriverDomainUser ? threadAdaption.GetUserStackSize( aThread ) : threadAdaption.GetSupervisorStackSize( aThread );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
    const TUint32 topAddress  = ( baseAddress + size );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData - baseAddress:   0x%08x", baseAddress));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData - size:          0x%08x", size));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData - topAddress:    0x%08x", topAddress));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
    //
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
    if  ( aReadAddress == NULL )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
        aReadAddress = (TUint8*) baseAddress; 
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
    // Work out how much we should read
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
    TInt readLen = Min( aDestination.MaxLength(), topAddress - (TLinAddr) aReadAddress );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData - aReadAddress:  0x%08x", aReadAddress));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData - readLen:         %8d", readLen));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
    TInt r = KErrNotSupported;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
    aDestination.Zero();
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
#ifndef __WINS__
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
    if  ( aDomain == EMemSpyDriverDomainKernel )
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
        const TPtrC8 pData( (TUint8*) aReadAddress, readLen );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
        aDestination.Copy( pData );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
        r = KErrNone;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
        readLen = aDestination.Length();
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
    else
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
        r = Kern::ThreadRawRead( &aThread, aReadAddress, (TAny*) aDestination.Ptr(), readLen );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData - read result: %d", r));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
    if  (r == KErrNone)
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
        {
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
        aDestination.SetLength( readLen );
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
        aReadAddress += aDestination.Length();
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   508
        }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
#else
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
    Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData - not reading data on WINS");
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
#endif
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   512
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
    TRACE( Kern::Printf("DMemSpyDriverLogChanStack::ReadStackData() - END - ret: %d", r));
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
    return r;
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
    }
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
516af714ebb4 Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519