--- 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;
- }
-
-
-