/*

* Copyright (c) 2002-2004 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:  Communication channel to Accessory server

*

*/

// INCLUDE FILES

#include "ASYProxyCommsService.h"

#include "ASYProxyCommsStack.h"

#include "ASYProxyAsyLoader.h"

#include "acc_debug.h"

#include <AsyServiceUids.h>

#include <AsyCommandHandlerBase.h>

#include <AsyMainServiceBase.h>

#include <e32svr.h>

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES

// CONSTANTS

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// ============================= LOCAL FUNCTIONS ===============================

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// CASYProxyCommsService::CASYProxyCommsService

// C++ default constructor can NOT contain any code, that

// might leave.

// -----------------------------------------------------------------------------

//

CASYProxyCommsService::CASYProxyCommsService( const TUid aHandlerUid )

    {

    COM_TRACE_1( "[AccFW:AsyProxy] CASYProxyCommsService::CASYProxyCommsService(0x%x)", aHandlerUid.iUid );

    iHandlerUid = aHandlerUid;

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::CASYProxyCommsService" );

    }

// -----------------------------------------------------------------------------

// CASYProxyCommsService::ConstructL

// Symbian 2nd phase constructor can leave.

// -----------------------------------------------------------------------------

//

void CASYProxyCommsService::ConstructL( const TUid aMainServiceUid )

    {

    COM_TRACE_1( "[AccFW:AsyProxy] CASYProxyCommsService::ConstructL(0x%x)", aMainServiceUid.iUid );

    TInt connectErr( KErrGeneral );

    connectErr = iServer.Connect();

    COM_TRACE_1( "[AccFW:AsyProxy] CASYProxyCommsService::ConstructL - connectErr == %d", connectErr );

    User::LeaveIfError( connectErr );

    iAsyComms.CreateSubSession( iServer, aMainServiceUid );

    iAsyProxyCommsStack = CASYProxyCommsStack::NewL();

    UpdateAsyCommsStackL();

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::ConstructL - return void" );

    }

// -----------------------------------------------------------------------------

// CASYProxyCommsService::ConstructL

// Symbian 2nd phase constructor can leave.

// -----------------------------------------------------------------------------

//

void CASYProxyCommsService::ConstructL()

    {

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::ConstructL()" );

    // Zero ( non existing ) handler does not need server connections

    // Zero handler needs CASYProxyCommsStack just to get simple Active Object

    //  because CActiveScheduler will be start later in any way

    CASYProxyCommandObserver* iZeroObserver = CASYProxyCommandObserver::NewL( NULL );

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::ConstructL - return void" );

    }

// -----------------------------------------------------------------------------

// CASYProxyCommsService::NewL

// Two-phased constructor.

// -----------------------------------------------------------------------------

//

CASYProxyCommsService* CASYProxyCommsService::NewL(

                       const TUid aHandlerUid,

                       const TUid aMainServiceUid )

    {

    COM_TRACE_1( "[AccFW:AsyProxy] CASYProxyCommsService::NewL(aHandlerUid == 0x%x)", aHandlerUid.iUid );

    COM_TRACE_1( "[AccFW:AsyProxy] CASYProxyCommsService::NewL(aMainServiceUid == 0x%x)", aMainServiceUid.iUid );

    CASYProxyCommsService* self = new (ELeave) CASYProxyCommsService(

                                               aHandlerUid );

    CleanupStack::PushL( self );

    if ( aHandlerUid.iUid != ZEROHANDLERUID )

        {

        self->ConstructL( aMainServiceUid );

        }

    else

        {

        self->ConstructL();

        }

    CleanupStack::Pop( self );

    COM_TRACE_1( "[AccFW:AsyProxy] CASYProxyCommsService::NewL - return 0x%x", self );

    return self;

    }

// Destructor

CASYProxyCommsService::~CASYProxyCommsService()

    {

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::~CASYProxyCommsService()" );

    if ( iAsyProxyCommsStack )

        {

        Destroy( KDeleteAllRecords );

        delete iAsyProxyCommsStack;

        iAsyProxyCommsStack = 0;

        }

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::~CASYProxyCommsService" );

    }

// -----------------------------------------------------------------------------

// CASYProxyCommsService::UpdateAsyCommsStackL

// Creates a new CASYProxyCommandObserver -object

//   and adds it to transaction stack

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

void CASYProxyCommsService::UpdateAsyCommsStackL()

    {

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::UpdateAsyCommsStackL()" );

    CASYProxyCommandObserver* cmdObserver = CASYProxyCommandObserver::NewL( this );

    CleanupStack::PushL( cmdObserver );

    iAsyProxyCommsStack->AddL( cmdObserver );

    CleanupStack::Pop( cmdObserver );

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::UpdateAsyCommsStackL - return void" );

    }

// -----------------------------------------------------------------------------

// CASYProxyCommsService::CreateAsyCommandHandlerL

// Creates a new CASYCommandHandlerBase object

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

void CASYProxyCommsService::CreateAsyCommandHandlerL(

                            CASYProxyCommandObserver* aASYProxyCommandObserver )

    {

    COM_TRACE_1( "[AccFW:AsyProxy] CASYProxyCommsService::CreateAsyCommandHandlerL(aASYProxyCommandObserver == 0x%x)", aASYProxyCommandObserver );

    // Called from CASYProxyCommandObserver::RunL()

    iAsyCmdHndlr = CASYCommandHandlerBase::NewL(

                   iAsyMainServiceBase,

                   aASYProxyCommandObserver,

                   iHandlerUid );

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::CreateAsyCommandHandlerL - return void" );

    }

// -----------------------------------------------------------------------------

// CASYProxyCommsService::Destroy

// Calls iAsyProxyCommsStack's clean up functions

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

void CASYProxyCommsService::Destroy( TInt aTrId )

    {

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::Destroy()" );

    if ( aTrId != KDeleteAllRecords )

        {

        // Remove just resets the TRRecord.

        // Delete is made in Cleanup.

        iAsyProxyCommsStack->Remove( aTrId );

        }

    else

        {

        if ( iZeroObserver )

            {

            delete iZeroObserver;

            iZeroObserver = NULL;

            }

        iAsyProxyCommsStack->RemoveAll();

        }

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::Destroy - return void" );

    }

// -----------------------------------------------------------------------------

// CASYProxyCommsService::GetServerSession

// Returns session for server

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

RAccessoryServer& CASYProxyCommsService::GetServerSession()

    {

    COM_TRACE_( "[AccFW:AsyProxy] CASYProxyCommsService::GetServerSession()" );

    return iServer;

    }

// ========================== OTHER EXPORTED FUNCTIONS =========================

// End of File