os/mm/mmdevicefw/mdf/inc/codecapi/mdfpuconfig.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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// Copyright (c) 2005-2009 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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 @file
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 @publishedPartner
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 @released
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*/
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#ifndef MDFPUCONFIG_H
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#define MDFPUCONFIG_H
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#include <e32base.h>
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#include <mmf/server/taskconfig.h>
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const TInt KUidTTaskConfig =  0x102737DF;
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const TInt KUidTTaskConfig2 =  0x10273822 ; 
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const TInt KUidPCMConfig =  0x102737E0;
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/**
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Configuration structure base class. 
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Represents a configuration structure identified by a base class.
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*/
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class TPuConfig
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	{
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public:
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	inline TUid Uid() const;
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protected:
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	inline TPuConfig();
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	TUid iUid;
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	};
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/**
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Template class to create a TPuConfig configuration given a structure and an unique UID to identify it.
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*/
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template<int U , class T>
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class TPuConfigParam : public TPuConfig
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	{
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public:
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	TPuConfigParam(const T& aParameterStructure);
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	TPuConfigParam();
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	operator T&();
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	static const T* GetStructure(const TPuConfig& aConfig);	
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	static T* GetStructure(TPuConfig& aConfig);	
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private:
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	TPckgBuf<T> iBuf;
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	};
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/**
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Constructor
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@param aParameterStructure The structure to store
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*/	
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template <int U, class T>
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TPuConfigParam<U,T>::TPuConfigParam(const T& aParameterStructure)
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	{
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	iUid = TUid::Uid(U);
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	iBuf = TPckgBuf<T>(aParameterStructure);
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	}
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template <int U, class T>
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TPuConfigParam<U,T>::TPuConfigParam()
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	{
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	iUid = TUid::Uid(U);
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	}
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/** 
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Operator to return the structure represented by the class.
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@return	The structure represented by the class.
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*/
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template <int U, class T>
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TPuConfigParam<U,T>::operator T&()
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	{
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	return iBuf();		
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	}
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/** 
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Static method to return the structure represented by TPuConfig.
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@param	A const reference to the base structure.
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@return	A const pointer to the structure represented by the class.
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*/
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template <int U, class T>
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const T* TPuConfigParam<U,T>::GetStructure(const TPuConfig& aConfig)
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	{
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	const T* ptr  = &((static_cast<const TPuConfigParam<U,T>& >(aConfig)).iBuf());
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	return ptr;
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	}
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/** 
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Static method to return the structure represented by TPuConfig.
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@param	A reference to the base structure.
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@return	A pointer to the structure represented by the class.
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*/
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template <int U, class T>
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T* TPuConfigParam<U,T>::GetStructure(TPuConfig& aConfig)
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	{
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	T* ptr  = &((static_cast<TPuConfigParam<U,T>& >(aConfig)).iBuf());
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	return ptr;
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	}
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/**
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 Numeric data type.
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*/
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enum TDataType
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	{
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	/**
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	Signed data
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	*/
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	ESigned,
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	/** 
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	Unsigned data
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	*/
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	EUnsigned
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	};
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/**
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 Numeric endian type.
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*/ 	
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enum TEndian
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	{
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	/**
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	Little endian data, (LSB to MSB)
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	*/
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	ELittleEndian,
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	/** 
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	Big endian data. (MSB to LSB)
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	*/
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	EBigEndian
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	};
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typedef TPuConfigParam<KUidTTaskConfig, TTaskConfig> TPuTaskConfig;
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typedef TPuConfigParam<KUidTTaskConfig2, TTaskConfig2> TPuTaskConfig2;
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#include <mdf/mdfpuconfig.inl>
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#endif  // MDFPUCONFIG_H