memspy/Driver/Kernel/Source/MemSpyDriverStreamWriter.cpp
changeset 48 516af714ebb4
parent 45 185201be11b0
child 55 f2950aff7424
--- a/memspy/Driver/Kernel/Source/MemSpyDriverStreamWriter.cpp	Thu Sep 02 22:05:40 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,180 +0,0 @@
-/*
-* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:
-*
-*/
-
-#include "MemSpyDriverStreamWriter.h"
-
-// User includes
-#include "MemSpyDriverUtils.h"
-#include "MemSpyDriverXferBuffer.h"
-
-
-
-RMemSpyMemStreamWriter::RMemSpyMemStreamWriter()
-:   iBuffer( NULL ), iCurrent( NULL ), iMax( 0 ), iMark( NULL ), iCommitted( 0 )
-    {
-    }
-
-
-RMemSpyMemStreamWriter::RMemSpyMemStreamWriter( DMemSpyDriverXferBuffer& aBuffer )
-:   iBuffer( &aBuffer ), iMark( NULL ), iCommitted( 0 )
-    {
-    iCurrent = iBuffer->Ptr();
-    iMax = iCurrent + iBuffer->Size();
-    TRACE( Kern::Printf("RMemSpyMemStreamWriter::RMemSpyMemStreamWriter() - current: 0x%08x, max: 0x%08x, size: %d", iCurrent, iMax, iBuffer->Size() ) );
-    }
-
-
-void RMemSpyMemStreamWriter::Close()
-    {
-    iBuffer = NULL;
-    iMark = NULL;
-    }
-
-
-TInt RMemSpyMemStreamWriter::WriteAndClose( TDes8* aDestinationPointer )
-    {
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    //
-    const TInt ret = iBuffer->WriteToClient( aDestinationPointer, iCommitted );
-    Close();
-    //
-    return ret;
-    }
-
-
-TInt32* RMemSpyMemStreamWriter::WriteInt32( TInt32 aValue )
-    {
-    TInt32* ret = NULL;
-    //
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    if  ( !IsFull() )
-        {
-        ret = (TInt32*) iCurrent;
-        *ret = aValue;
-        IncrementPos( sizeof( TInt32 ) );
-        }
-    else
-        {
-        //TRACE( Kern::Printf( "RMemSpyMemStreamWriter::WriteInt32() - asked to write: 0x%08x from fn: 0x%08x BUT AM FULL", aValue, __return_address() ) );
-        }
-    //
-    return ret;
-    }
-
-
-TUint32* RMemSpyMemStreamWriter::WriteUint32( TUint32 aValue )
-    {
-    TUint32* ret = NULL;
-    //
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    if  ( !IsFull() )
-        {
-        ret = (TUint32*) iCurrent;
-        *ret = aValue;
-        IncrementPos( sizeof( TUint32 ) );
-        }
-    else
-        {
-        //TRACE( Kern::Printf( "RMemSpyMemStreamWriter::WriteUint32() - asked to write: 0x%08x from fn: 0x%08x BUT AM FULL", aValue, __return_address() ) );
-        }
-    //
-    return ret;
-    }
-
-
-TUint8* RMemSpyMemStreamWriter::Current() const
-    {
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    return iCurrent;
-    }
-
-
-void RMemSpyMemStreamWriter::Seek( TInt aPosition )
-    {
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    TUint8* pos = iBuffer->Ptr() + aPosition;
-    __ASSERT_ALWAYS( pos < iMax, MemSpyDriverUtils::Fault( __LINE__ ) );
-    iCurrent = pos;
-    }
-
-
-TUint32 RMemSpyMemStreamWriter::Remaining() const
-    {
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    const TUint32 max = reinterpret_cast< TUint32 >( iMax );
-    const TUint32 cur = reinterpret_cast< TUint32 >( iCurrent );
-    TRACE( Kern::Printf("RMemSpyMemStreamWriter::Remaining() - current: 0x%08x, max: 0x%08x, ret: %d", cur, max, ( max - cur ) ) );
-    return ( max - cur );
-    }
-
-
-void RMemSpyMemStreamWriter::MarkSet()
-    {
-    __ASSERT_ALWAYS( iMark == NULL, MemSpyDriverUtils::Fault( __LINE__ ) );
-    iMark = iCurrent;
-    }
-
-
-void RMemSpyMemStreamWriter::MarkResume()
-    {
-    __ASSERT_ALWAYS( iMark != NULL, MemSpyDriverUtils::Fault( __LINE__ ) );
-    iCurrent = iMark;
-    iMark = NULL;
-    }
-
-
-TBool RMemSpyMemStreamWriter::IsFull() const
-    {
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    const TBool ret = ( iCurrent >= iMax );
-    return ret;
-    }
-
-
-TBool RMemSpyMemStreamWriter::IsOpen() const
-    {
-    const TBool ret = ( iBuffer && iCurrent && iMax );
-    return ret;
-    }
-
-
-RMemSpyMemStreamWriter& RMemSpyMemStreamWriter::operator=( const RMemSpyMemStreamWriter& aCopy )
-    {
-    iBuffer = aCopy.iBuffer;
-    iMark = aCopy.iMark;
-    iCommitted = aCopy.iCommitted;
-    iCurrent = aCopy.iCurrent;
-    iMax = aCopy.iMax;
-    //
-    return *this;
-    }
-
-
-void RMemSpyMemStreamWriter::IncrementPos( TInt aAmount )
-    {
-    __ASSERT_ALWAYS( IsOpen(), MemSpyDriverUtils::Fault( __LINE__ ) );
-    if  ( iCurrent + aAmount > iMax )
-        {
-        Kern::Printf("RMemSpyMemStreamWriter::IncrementPos() - OVERFLOW - current: 0x%08x, max: 0x%08x, aAmount: %d", iCurrent, iMax, aAmount );
-        }
-
-    iCurrent += aAmount;
-    iCommitted += aAmount;
-    }
-
-
-