wenkong_junshi/Utilities/Third_Party/fat_fs/inc/ff_gen_drv.h

/*!
    \file    ff_gen_drv.h
    \brief   header for ff_gen_drv.c module

    \version 2021-05-20, V1.0.0, firmware for GD32 USBFS
*/

/*
    Copyright (c) 2021, GigaDevice Semiconductor Inc.

    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 the copyright holder 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, 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 __FF_GEN_DRV_H
#define __FF_GEN_DRV_H

#ifdef __cplusplus
 extern "C" {
#endif

#include "diskio.h"
#include "ff.h"
#include "stdint.h"

/* Disk IO Driver structure definition */
typedef struct
{
  DSTATUS (*disk_initialize) (BYTE);                     /*!< Initialize Disk Drive                     */
  DSTATUS (*disk_status)     (BYTE);                     /*!< Get Disk Status                           */
  DRESULT (*disk_read)       (BYTE, BYTE*, DWORD, UINT);       /*!< Read Sector(s)                            */
#if _USE_WRITE == 1
  DRESULT (*disk_write)      (BYTE, const BYTE*, DWORD, UINT); /*!< Write Sector(s) when _USE_WRITE = 0       */
#endif /* _USE_WRITE == 1 */
#if _USE_IOCTL == 1
  DRESULT (*disk_ioctl)      (BYTE, BYTE, void*);              /*!< I/O control operation when _USE_IOCTL = 1 */
#endif /* _USE_IOCTL == 1 */

}Diskio_drvTypeDef;

/* Global Disk IO Drivers structure definition */
typedef struct
{
  uint8_t                 is_initialized[_VOLUMES];
  const Diskio_drvTypeDef *drv[_VOLUMES];
  uint8_t                 lun[_VOLUMES];
  volatile uint8_t        nbr;

}Disk_drvTypeDef;


uint8_t FATFS_LinkDriver(const Diskio_drvTypeDef *drv, char *path);
uint8_t FATFS_UnLinkDriver(char *path);
uint8_t FATFS_LinkDriverEx(const Diskio_drvTypeDef *drv, char *path, BYTE lun);
uint8_t FATFS_UnLinkDriverEx(char *path, BYTE lun);
uint8_t FATFS_GetAttachedDriversNbr(void);

#ifdef __cplusplus
}
#endif

#endif /* __FF_GEN_DRV_H */