/* ----------------------------------------------------------------------------
 *         SAM Software Package License
 * ----------------------------------------------------------------------------
 * Copyright (c) 2011-2012, Atmel Corporation
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following condition is met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Atmel's name may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * ----------------------------------------------------------------------------
 */

#ifndef USB_DEVICE_H_INCLUDED
#define USB_DEVICE_H_INCLUDED

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include "USB/samd21_device.h"


// bEndpointAddress in Endpoint Descriptor
#define USB_ENDPOINT_DIRECTION_MASK            0x80
#define USB_ENDPOINT_OUT(addr)                 ((addr) | 0x00)
#define USB_ENDPOINT_IN(addr)                  ((addr) | 0x80)

#define USB_ENDPOINT_TYPE_MASK                 0x03
#define USB_ENDPOINT_TYPE_CONTROL              0x00
#define USB_ENDPOINT_TYPE_ISOCHRONOUS          0x01
#define USB_ENDPOINT_TYPE_BULK                 0x02
#define USB_ENDPOINT_TYPE_INTERRUPT            0x03


extern void UDD_ClearIN(void);
extern uint32_t UDD_FifoByteCount(uint32_t ep);
extern void UDD_ReleaseRX(uint32_t ep);
extern void UDD_ReleaseTX(uint32_t ep);
extern uint32_t UDD_Send(uint32_t ep, const void* data, uint32_t len);
extern uint8_t UDD_Recv8(uint32_t ep);
extern void UDD_Recv(uint32_t ep, uint8_t** data);
extern void UDD_Init(void);
extern void UDD_InitEP( uint32_t ul_ep, uint32_t ul_ep_cfg );
extern void send_zlp (void);
extern void UDD_Attach(void);
extern void UDD_Detach(void);
extern void UDD_SetAddress(uint32_t addr);
extern void UDD_Stall(uint32_t ep);
extern uint32_t UDD_GetFrameNumber(void);

#ifdef __cplusplus
}
#endif

#endif /* USB_DEVICE_H_INCLUDED */