/*

* 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:  Used as an reference implementation

*

*/

#ifndef ASYMESSAGEDEFINITIONS_H

#define ASYMESSAGEDEFINITIONS_H

//  INCLUDES

#include <bldvariant.hrh>

#include <AsyCmdTypes.h>

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

const TUint32 KASYMessageGroupAccessoryMessage  = 0x00010001; /* Message group for Accessory messages */

const TUint32 KASYMessageGroupAccessoryEvent    = 0x00010002; /* Message group for Accessory events */

typedef TBuf8< 15 > TASYAccessoryFeatureData;   // Data

namespace AccessoryConnection

    {

    enum TConnectionState

        {

        EStateNotConnected = 1,

        EStateConnected

        };

    NONSHARABLE_STRUCT( TConnectionStateInfoStruct )

        {

        TInt32              iAccessoryId;       // specific accessory ID

        TConnectionState    iState;             // Accessory connection state

        };

    NONSHARABLE_STRUCT( TConnectionStateInfoRetStruct )

        {

        TConnectionStateInfoStruct  iStateInfo;

        TInt                        iErrorCode;

        };  

    }

namespace AccessoryFeature

    {

    enum TAccessoryFeatureType

        {

        ETypeNotSupported = 0,

        ETypeBoolean,

        ETypeData

        };

    enum TAccessoryFeature

        {

        ENotSupported = 0,

        EHeadphonesConnected,

        EExternalPowerSourceConnected,

        };

    // Data type for getter (boolean and data)

    NONSHARABLE_STRUCT( TFeatureStateGetStruct )

        {

        TInt32                              iAccessoryId;       // specific accessory ID

        TAccessoryFeature                   iFeature;           // Feature

        };

    // Data type for boolean feature

    NONSHARABLE_STRUCT( TFeatureStateBooleanStruct )

        {

        TInt32                              iAccessoryId;       // specific accessory ID

        TAccessoryFeature                   iFeature;           // Feature

        TBool                               iState;             // Feature state (boolean)

        };   

    NONSHARABLE_STRUCT( TFeatureStateBooleanRetStruct )

        {

        TFeatureStateBooleanStruct iFeatureState;

        TInt                                iErrorCode;

        };

    }

// Example messages

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

    const TUint32 KASYMsgAccessoryConnectionHandlerInitCmd         = 0x00000001;

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

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

    const TUint32 KASYMsgAccessoryConnectionHandlerInitRet         = 0x00000002;

    typedef TPckgBuf< AccessoryConnection::TConnectionStateInfoRetStruct > TASYMsgAccessoryConnectionHandlerInitRetBuf;

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

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

    const TUint32 KASYMsgAccessoryGetValueBooleanCmd               = 0x00000003;

    typedef TPckgBuf< AccessoryFeature::TFeatureStateGetStruct > TASYMsgAccessoryGetValueBooleanCmdBuf;

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

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

    const TUint32 KASYMsgAccessoryGetValueBooleanRet               = 0x00000004;

    typedef TPckgBuf< AccessoryFeature::TFeatureStateBooleanRetStruct > TASYMsgAccessoryGetValueBooleanRetBuf;

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

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

    const TUint32 KASYMsgAccessorySetValueBooleanCmd               = 0x00000005;

    typedef TPckgBuf< AccessoryFeature::TFeatureStateBooleanStruct > TASYMsgAccessorySetValueBooleanCmdBuf;

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

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

    const TUint32 KASYMsgAccessorySetValueBooleanRet               = 0x00000006;

    typedef TPckgBuf< AccessoryFeature::TFeatureStateBooleanRetStruct > TASYMsgAccessorySetValueBooleanRetBuf;

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

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

    const TUint32 KASYMsgAccessoryConnectionStateChangedEvent      = 0x00000007;

    typedef TPckgBuf< AccessoryConnection::TConnectionStateInfoStruct > TASYMsgAccessoryConnectionStateChangedEventBuf;

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

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

    const TUint32 KASYMsgAccessoryFeatureStateChangedEvent         = 0x00000008;

    typedef TPckgBuf< AccessoryFeature::TFeatureStateBooleanStruct > TASYMsgAccessoryFeatureStateChangedEventBuf;

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

#endif      // ASYMESSAGEDEFINITIONS_H

// End of File