// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Symbian Foundation License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#include "messageutils.h"

_LIT(KServerMessageUtilsWrite16, "RMessageWrite16");

_LIT(KServerMessageUtilsWrite8, "RMessageWrite8");

_LIT(KServerMessageUtilsRead16, "RMessageRead16");

_LIT(KServerMessageUtilsRead8, "RMessageRead8");

/** 

write data in buffer to message by index

@param aMessage A reference to RMessage2 object

@param aIndex Index of message object

@param aBuf 16 bits data buffer to write to message object

@return Symbian standard error code

@internalTechnology

@released

 */

TInt MessageUtils::Write(const RMessage2& aMessage, const TInt aIndex, const TDesC16& aBuf)

	{

	TInt err = aMessage.Write(aIndex, aBuf); // assume a zero offset in the client side buffer

	if(err)

		{

		PanicClient(aMessage, KServerMessageUtilsWrite16, err);

		}

	// also return the error code so that a server can cleanup is required...

	return err;

	}

/** 

write data in buffer to message by index

@param aMessage A reference to RMessage2 object

@param aIndex Index of message object

@param aBuf 8 bits data buffer to write to message object

@return Symbian standard error code

@internalTechnology

@released

 */

 TInt MessageUtils::Write(const RMessage2& aMessage, const TInt aIndex, const TDesC8& aBuf)

	{

	TInt err = aMessage.Write(aIndex, aBuf); // assume a zero offset in the client side buffer

	if(err)

		{

		PanicClient(aMessage, KServerMessageUtilsWrite8, err);

		}

	// also return the error code so that a server can cleanup is required...

	return err;

	}

/** 

read data to buffer from message by index

@param aMessage A reference to RMessage2 object

@param aIndex Index of message object

@param aBuf 16 bits data buffer to store data from message object

@return Symbian standard error code

@internalTechnology

@released

 */	

TInt MessageUtils::Read(const RMessage2& aMessage, const TInt aIndex, TDes16& aBuf)

	{

	TInt err = aMessage.Read(aIndex, aBuf); // assume a zero offset in the buffer

	if(err)

		{

		PanicClient(aMessage, KServerMessageUtilsRead16, err);

		}

	// also return the error code so that a server can cleanup is required...

	return err;

	}

/** 

read data to buffer from message by index

@param aMessage A reference to RMessage2 object

@param aIndex Index of message object

@param aBuf 8 bits data buffer to store data from message object

@return Symbian standard error code

@internalTechnology

@released

 */	

TInt MessageUtils::Read(const RMessage2& aMessage, const TInt aIndex, TDes8& aBuf)

	{

	TInt err = aMessage.Read(aIndex, aBuf); // assume a zero offset in the buffer

	if(err)

		{

		PanicClient(aMessage, KServerMessageUtilsRead8, err);

		}	

	// also return the error code so that a server can cleanup is required...

	return err;

	}

/** 

Complete the message by sending a panic to client

@param aMessage A reference to RMessage2 object

@param aCat Panic category

@param aReason Reason to panic the client

@internalTechnology

@released

 */	

void MessageUtils::PanicClient(const RMessage2& aMessage, const TDesC& aCat, const TInt aReason)

	{

	aMessage.Panic(aCat, aReason); // will also complete the RMessage

	}