/******************************************************************************
 *
 *  Copyright (C) 2009-2012 Broadcom Corporation
 *
 *  This program is the proprietary software of Broadcom Corporation and/or its
 *  licensors, and may only be used, duplicated, modified or distributed
 *  pursuant to the terms and conditions of a separate, written license
 *  agreement executed between you and Broadcom (an "Authorized License").
 *  Except as set forth in an Authorized License, Broadcom grants no license
 *  (express or implied), right to use, or waiver of any kind with respect to
 *  the Software, and Broadcom expressly reserves all rights in and to the
 *  Software and all intellectual property rights therein.
 *  IF YOU HAVE NO AUTHORIZED LICENSE, THEN YOU HAVE NO RIGHT TO USE THIS
 *  SOFTWARE IN ANY WAY, AND SHOULD IMMEDIATELY NOTIFY BROADCOM AND DISCONTINUE
 *  ALL USE OF THE SOFTWARE.
 *
 *  Except as expressly set forth in the Authorized License,
 *
 *  1.     This program, including its structure, sequence and organization,
 *         constitutes the valuable trade secrets of Broadcom, and you shall
 *         use all reasonable efforts to protect the confidentiality thereof,
 *         and to use this information only in connection with your use of
 *         Broadcom integrated circuit products.
 *
 *  2.     TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED
 *         "AS IS" AND WITH ALL FAULTS AND BROADCOM MAKES NO PROMISES,
 *         REPRESENTATIONS OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY,
 *         OR OTHERWISE, WITH RESPECT TO THE SOFTWARE.  BROADCOM SPECIFICALLY
 *         DISCLAIMS ANY AND ALL IMPLIED WARRANTIES OF TITLE, MERCHANTABILITY,
 *         NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF VIRUSES,
 *         ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR
 *         CORRESPONDENCE TO DESCRIPTION. YOU ASSUME THE ENTIRE RISK ARISING
 *         OUT OF USE OR PERFORMANCE OF THE SOFTWARE.
 *
 *  3.     TO THE MAXIMUM EXTENT PERMITTED BY LAW, IN NO EVENT SHALL BROADCOM
 *         OR ITS LICENSORS BE LIABLE FOR
 *         (i)   CONSEQUENTIAL, INCIDENTAL, SPECIAL, INDIRECT, OR EXEMPLARY
 *               DAMAGES WHATSOEVER ARISING OUT OF OR IN ANY WAY RELATING TO
 *               YOUR USE OF OR INABILITY TO USE THE SOFTWARE EVEN IF BROADCOM
 *               HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES; OR
 *         (ii)  ANY AMOUNT IN EXCESS OF THE AMOUNT ACTUALLY PAID FOR THE
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 *               LIMITATIONS SHALL APPLY NOTWITHSTANDING ANY FAILURE OF
 *               ESSENTIAL PURPOSE OF ANY LIMITED REMEDY.
 *
 *****************************************************************************/

/*****************************************************************************
 *
 *  Filename:      btif_av.h
 *
 *  Description:   Main API header file for all BTIF AV functions accessed
 *                 from internal stack.
 *
 *****************************************************************************/

#ifndef BTIF_AV_H
#define BTIF_AV_H

#include "btif_common.h"
#include "btif_sm.h"
#include "bta_av_api.h"


/*****************************************************************************
**  Constants & Macros
******************************************************************************/

/*****************************************************************************
**  Type definitions for callback functions
******************************************************************************/


typedef enum {
    /* Reuse BTA_AV_XXX_EVT - No need to redefine them here */
    BTIF_AV_CONNECT_REQ_EVT = BTA_AV_MAX_EVT,
    BTIF_AV_DISCONNECT_REQ_EVT,
    BTIF_AV_START_STREAM_REQ_EVT,
    BTIF_AV_STOP_STREAM_REQ_EVT,
    BTIF_AV_SUSPEND_STREAM_REQ_EVT,
    BTIF_AV_RECONFIGURE_REQ_EVT,
} btif_av_sm_event_t;

/*****************************************************************************
**  Type definitions and return values
******************************************************************************/

/*****************************************************************************
**  Extern variables and functions
******************************************************************************/

/*****************************************************************************
**  Functions
******************************************************************************/


/*****************************************************************************
**  BTIF CORE API
******************************************************************************/

/*****************************************************************************
**  BTIF AV API
******************************************************************************/

/*******************************************************************************
**
** Function         btif_av_get_sm_handle
**
** Description      Fetches current av SM handle
**
** Returns          None
**
*******************************************************************************/

btif_sm_handle_t btif_av_get_sm_handle(void);

/*******************************************************************************
**
** Function         btif_av_stream_ready
**
** Description      Checks whether AV is ready for starting a stream
**
** Returns          None
**
*******************************************************************************/

BOOLEAN btif_av_stream_ready(void);

/*******************************************************************************
**
** Function         btif_av_stream_started
**
** Description      Checks whether AV is already started (remotely)
**
** Returns          None
**
*******************************************************************************/

BOOLEAN btif_av_stream_started(void);

/*******************************************************************************
**
** Function         btif_dispatch_sm_event
**
** Description      Send event to AV statemachine
**
** Returns          None
**
*******************************************************************************/

/* used to pass events to AV statemachine from other tasks */
void btif_dispatch_sm_event(btif_av_sm_event_t event, void *p_data, int len);

/*******************************************************************************
**
** Function         btif_av_init
**
** Description      Initializes btif AV if not already done
**
** Returns          bt_status_t
**
*******************************************************************************/

bt_status_t btif_av_init(void);

#endif /* BTIF_AV_H */