/**
  ******************************************************************************
  * @file    blsp_eflash_loader_usb.h
  * @version V1.2
  * @date
  * @brief   This file is the peripheral case header file
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2018 Bouffalo Lab</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of Bouffalo Lab nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 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,
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  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */
#ifndef __BFLB_EFLASH_LOADER_USB_H__
#define __BFLB_EFLASH_LOADER_USB_H__

#include "stdint.h"

int32_t bflb_eflash_loader_usb_init();

int32_t bflb_eflash_loader_usb_handshake_poll();

uint32_t *bflb_eflash_loader_usb_recv(uint32_t *recv_len, uint32_t maxlen, uint32_t timeout);

int32_t bflb_eflash_loader_usb_send(uint32_t *data, uint32_t len);

int32_t bflb_eflash_loader_usb_wait_tx_idle(uint32_t timeout);

int32_t bflb_eflash_loader_usb_change_rate(uint32_t oldval, uint32_t newval);

int32_t bflb_eflash_loader_usb_deinit(void);

#define BFLB_EFLASH_LOADER_IF_USB_RX_TIMEOUT 8000 /*ms*/

#endif