sl@0: // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #ifndef __IPCSTREAM_H__
sl@0: #define __IPCSTREAM_H__
sl@0: 
sl@0: #include <s32mem.h>
sl@0: #include "IpcDefs.h"
sl@0: 
sl@0: /**
sl@0: IPC, server-side class.
sl@0: 
sl@0: HIpcStream class is part of the server-side IPC framework, used for transferring large blocks of 
sl@0: data to/from the client side.
sl@0: 
sl@0: @internalComponent
sl@0: */
sl@0: NONSHARABLE_CLASS(HIpcStream)
sl@0: 	{
sl@0: public:
sl@0: 	inline HIpcStream(MStreamBuf* aHost, TInt aReadPos);
sl@0: 	~HIpcStream();
sl@0: 
sl@0: 	TInt ReadL(const RMessage2& aMessage);	
sl@0: 	void WriteL(const RMessage2& aMessage);	
sl@0: 	inline TInt SizeL();
sl@0: 	void SynchL();
sl@0: 	
sl@0: private:
sl@0: 	MStreamBuf& 			iHost;
sl@0: 	TInt 					iRPos;
sl@0: 	TInt 					iWPos;
sl@0: 	
sl@0: 	};
sl@0: 
sl@0: /**
sl@0: IPC, server-side class.
sl@0: 
sl@0: HIpcReadBuf class is part of the server-side IPC framework, used for transferring large blocks of 
sl@0: data to the client side.
sl@0: 
sl@0: The difference between HIpcReadBuf and HIpcBufBuf is that HIpcReadBuf does not allocate memory for
sl@0: the data. It keeps just a pointer to the data which needs to be sent to the client side.
sl@0: 
sl@0: @see HIpcStream
sl@0: 
sl@0: @internalComponent
sl@0: */
sl@0: NONSHARABLE_CLASS(HIpcReadBuf) : public TMemBuf
sl@0: 	{
sl@0: public:
sl@0: 	inline static HIpcReadBuf* NewL(const TDesC8& aDes);
sl@0: 	
sl@0: private:
sl@0: 	inline HIpcReadBuf(const TDesC8& aDes);
sl@0: 	virtual void DoRelease();
sl@0: 	
sl@0: 	};
sl@0: 
sl@0: #include "IPCStream.inl"
sl@0: 
sl@0: #endif//__IPCSTREAM_H__