/******************************************************************************
 *
 * Copyright (c) 2008-2010 Texas Instruments Incorporated.  All rights reserved.
 * Software License Agreement
 * 
 * Texas Instruments (TI) is supplying this software for use solely and
 * exclusively on TI's microcontroller products. The software is owned by
 * TI and/or its suppliers, and is protected under applicable copyright
 * laws. You may not combine this software with "viral" open-source
 * software in order to form a larger program.
 * 
 * THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
 * NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
 * NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
 * CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
 * DAMAGES, FOR ANY REASON WHATSOEVER.
 * 
 *
 *****************************************************************************/

/**
 *  @file       usb_serial_structs.h
 *
 *  @brief      Data structures defining this USB CDC device.
 * 
 */
 
#ifndef _USB_SERIAL_STRUCTS_H_
#define _USB_SERIAL_STRUCTS_H_

/******************************************************************************
 *
 * The size of the transmit and receive buffers used for the redirected UART.
 * This number should be a power of 2 for best performance.  256 is chosen
 * pretty much at random though the buffer should be at least twice the size of
 * a maxmum-sized USB packet.
 *
 *****************************************************************************/
#define UART_BUFFER_SIZE 0x0001

/** ***************************************************************************
 *
 * CDC device callback function prototypes.
 *
 *****************************************************************************/
uint32 RxHandler(void *pvCBData, uint32 ulEvent,
                        uint32 ulMsgValue, void *pvMsgData);
uint32 TxHandler(void *pvCBData, uint32 ulEvent,
                        uint32 ulMsgValue, void *pvMsgData);
uint32 ControlHandler(void *pvCBData, uint32 ulEvent,
                             uint32 ulMsgValue, void *pvMsgData);

extern const tUSBBuffer g_sTxBuffer;
extern const tUSBBuffer g_sRxBuffer;
extern const tUSBDCDCDevice g_sCDCDevice;
extern uint8 g_pucUSBTxBuffer[];
extern uint8 g_pucUSBRxBuffer[];

#endif
