/*****************************************************************************
 * Copyright (c) 2019, Nations Technologies Inc.
 *
 * All rights reserved.
 * ****************************************************************************
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Nations' 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 NATIONS "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 NATIONS 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
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 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * ****************************************************************************/

/**
 * @file usb_def.h
 * @author Nations
 * @version v1.0.0
 *
 * @copyright Copyright (c) 2019, Nations Technologies Inc. All rights reserved.
 */
#ifndef __USB_DEF_H__
#define __USB_DEF_H__

/**
 * @addtogroup N32L40X_USB_Driver
 * @{
 */

typedef enum _RECIPIENT_TYPE
{
    DEVICE_RECIPIENT,    /* Recipient device */
    INTERFACE_RECIPIENT, /* Recipient interface */
    ENDPOINT_RECIPIENT,  /* Recipient endpoint */
    OTHER_RECIPIENT
} RECIPIENT_TYPE;

typedef enum _STANDARD_REQUESTS
{
    GET_STATUS = 0,
    CLR_FEATURE,
    RESERVED1,
    SET_FEATURE,
    RESERVED2,
    SET_ADDRESS,
    GET_DESCRIPTOR,
    SET_DESCRIPTOR,
    GET_CONFIGURATION,
    SET_CONFIGURATION,
    GET_INTERFACE,
    SET_INTERFACE,
    TOTAL_SREQUEST, /* Total number of Standard request */
    SYNCH_FRAME = 12
} STANDARD_REQUESTS;

/* Definition of "USBwValue" */
typedef enum _DESCRIPTOR_TYPE
{
    DEVICE_DESCRIPTOR = 1,
    CONFIG_DESCRIPTOR,
    STRING_DESCRIPTOR,
    INTERFACE_DESCRIPTOR,
    ENDPOINT_DESCRIPTOR
} DESCRIPTOR_TYPE;

/* Feature selector of a SET_FEATURE or CLR_FEATURE */
typedef enum _FEATURE_SELECTOR
{
    ENDPOINT_STALL,
    DEVICE_REMOTE_WAKEUP
} FEATURE_SELECTOR;

/* Definition of "bmRequestType" */
#define REQUEST_TYPE     0x60 /* Mask to get request type */
#define STANDARD_REQUEST 0x00 /* Standard request */
#define CLASS_REQUEST    0x20 /* Class request */
#define VENDOR_REQUEST   0x40 /* Vendor request */

#define RECIPIENT 0x1F /* Mask to get recipient */

/**
 * @}
 */

#endif /* __USB_DEF_H__ */