// Copyright (c) 2004-2009 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 <bluetooth/logger.h>

#include "l2capSigPacketConnection.h"

#include "l2capSignalHandler.h"

#ifdef __FLOG_ACTIVE

_LIT8(KLogComponent, LOG_COMPONENT_L2CAP);

#endif

//					CONNECTION REQUEST COMMAND 

/*static*/ HConnectionRequest* HConnectionRequest::New(TL2CAPPort aLocalPort, TL2CAPPort aRemotePort,

                       								   TUint8 aRTXTimerDuration,

	                                                   TUint16 aERTXTimerDuration)

	{

	LOG_STATIC_FUNC

	HConnectionRequest* cmd = NULL;

	RMBufChain buf;

	TRAPD(rerr, buf.AllocL(KConnectRequestLength));

	if(rerr == KErrNone)

		{

		cmd = new HConnectionRequest(buf, aRTXTimerDuration, aERTXTimerDuration);

		if(cmd)

			{

			// Setup message contents.

			cmd->SetCode(EConnectionRequest);

			cmd->SetID(KUninitialisedID);

			cmd->WriteDataLength();

			cmd->SetPSM(aRemotePort);

			cmd->SetSourceCID(aLocalPort);

			}

		else

			{

			// Free the allocated buffer.

			buf.Free();

			}

		}

	return cmd;

	}		

/**

Verifies that the buffer contains a structurally correct command. 

This does not ensure that the content of the command is semantically valid.

@param aCommmand A new HL2CapCommand if the buffer contains a structurally valid command.

@param aBuffer The buffer containing the command

@return KErrNone if the command if created.

		KErrNoMemory if the command structure is valid but cannot be created.

		KErrCorrupt if the command structure is invalid.

*/

TInt HConnectionRequest::NewCommandIfValid(RMBufChain& aBuffer, HL2CapCommand*& aCommand)

	{

	LOG_STATIC_FUNC

	// Firstly align the MBufChain.  The maximum size we can align the 

	// MBufChain to is the maximum MBuf size

	__ASSERT_COMPILE(KConnectRequestLength <= KMBufSmallSize);

	TInt length = aBuffer.Length();

	if(length == KConnectRequestLength)

		{

		// Don't need to check result as we know that the MBufChain contains

		// at least length bytes as we asked first.

		(void)aBuffer.Align(length);

		aCommand = new HConnectionRequest(aBuffer);

		if(aCommand)

			{

			return KErrNone;

			}

		else

			{

			return KErrNoMemory;

			}

		}

	else

		{

		// Dodge length!

		return KErrCorrupt;

		}	

	}

HConnectionRequest::HConnectionRequest(RMBufChain& aCommand,

                       				   TUint8 aRTXTimerDuration,

	                                   TUint16 aERTXTimerDuration)

 : HL2CapCommand(aCommand, aRTXTimerDuration, aERTXTimerDuration)

	{

	LOG_FUNC

	}

HConnectionRequest::~HConnectionRequest()

	{

	LOG_FUNC

	}

TBool HConnectionRequest::ProcessCommand(CL2CapSignalHandler& aSignalHandler)

	{

	LOG_FUNC

	if(aSignalHandler.HandleConnectionRequest(this))

		{

		// The command has been handled.  Delete it.

		delete this;

		return ETrue;

		}

	else

		{

		return EFalse;

		}

	}

//					CONNECTION RESPONSE COMMAND 

//Constructor to deal command coming in from remote side

HConnectionResponse::HConnectionResponse(RMBufChain& aCommand) 

 : HL2CapCommand(aCommand)

	{

	LOG_FUNC

	}

/*static*/ HConnectionResponse* HConnectionResponse::New(TUint8 aId, TL2CAPPort aLocalPort, TL2CAPPort aRemotePort, TConnectResponseResult aResult, TConnectResponseStatus aStatus)

	{

	LOG_STATIC_FUNC

	HConnectionResponse* cmd = NULL;

	RMBufChain buf;

	TRAPD(rerr, buf.AllocL(KConnectResponseLength));

	if(rerr == KErrNone)

		{

		cmd = new HConnectionResponse(buf);

		if(cmd)

			{

			// Setup message contents.

			cmd->SetCode(EConnectionResponse);

			cmd->SetID(aId);

			cmd->WriteDataLength();

			cmd->SetDestinationCID(aLocalPort);

			cmd->SetSourceCID(aRemotePort);

			cmd->SetResult(aResult);

			cmd->SetStatus(aStatus);

			}

		else

			{

			// Free the allocated buffer.

			buf.Free();

			}

		}

	return cmd;

	}		

/**

Verifies that the buffer contains a structurally correct command. 

This does not ensure that the content of the command is semantically valid.

@param aCommmand A new HL2CapCommand if the buffer contains a structurally valid command.

@param aBuffer The buffer containing the command

@return KErrNone if the command if created.

		KErrNoMemory if the command structure is valid but cannot be created.

		KErrCorrupt if the command structure is invalid.valid command.

*/

TInt HConnectionResponse::NewCommandIfValid(RMBufChain& aBuffer, HL2CapCommand*& aCommand)

	{

	LOG_STATIC_FUNC

	// Firstly align the MBufChain.  The maximum size we can align the 

	// MBufChain to is the maximum MBuf size

	__ASSERT_COMPILE(KConnectResponseLength <= KMBufSmallSize);

	TInt length = aBuffer.Length();

	if(length == KConnectResponseLength)

		{

		// Don't need to check result as we know that the MBufChain contains

		// at least length bytes as we asked first.

		(void)aBuffer.Align(length);

		aCommand = new HConnectionResponse(aBuffer);

		if(aCommand)

			{

			return KErrNone;

			}

		else

			{

			return KErrNoMemory;

			}

		}

	else

		{

		// Dodge length!

		return KErrCorrupt;

		}

	}

HConnectionResponse::~HConnectionResponse()

	{

	LOG_FUNC

	}

TBool HConnectionResponse::ProcessCommand(CL2CapSignalHandler& aSignalHandler)	

	{

	LOG_FUNC

	if(aSignalHandler.HandleConnectionResponse(this))

		{

		// The command has been handled.  Delete it.

		delete this;

		return ETrue;

		}

	else

		{

		return EFalse;

		}

	}