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/* ... */
#ifndef __USBD_MSC_H
#define __USBD_MSC_H
#ifdef __cplusplus
extern "C" {
#endif
#include "usbd_msc_bot.h"
#include "usbd_msc_scsi.h"
#include "usbd_ioreq.h"
/* ... */
/* ... */
/* ... */
#ifndef MSC_MEDIA_PACKET
#define MSC_MEDIA_PACKET 512U
#endif
#define MSC_MAX_FS_PACKET 0x40U
#define MSC_MAX_HS_PACKET 0x200U
#define BOT_GET_MAX_LUN 0xFE
#define BOT_RESET 0xFF
#define USB_MSC_CONFIG_DESC_SIZ 32
5 defines
#ifndef MSC_EPIN_ADDR
#define MSC_EPIN_ADDR 0x81U
#endif
#ifndef MSC_EPOUT_ADDR
#define MSC_EPOUT_ADDR 0x01U
#endif
/* ... */
/* ... */
typedef struct _USBD_STORAGE
{
int8_t (* Init)(uint8_t lun);
int8_t (* GetCapacity)(uint8_t lun, uint32_t *block_num, uint16_t *block_size);
int8_t (* IsReady)(uint8_t lun);
int8_t (* IsWriteProtected)(uint8_t lun);
int8_t (* Read)(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
int8_t (* Write)(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
int8_t (* GetMaxLun)(void);
int8_t *pInquiry;
...} USBD_StorageTypeDef;
typedef struct
{
uint32_t max_lun;
uint32_t interface;
uint8_t bot_state;
uint8_t bot_status;
uint32_t bot_data_length;
uint8_t bot_data[MSC_MEDIA_PACKET];
USBD_MSC_BOT_CBWTypeDef cbw;
USBD_MSC_BOT_CSWTypeDef csw;
USBD_SCSI_SenseTypeDef scsi_sense [SENSE_LIST_DEEPTH];
uint8_t scsi_sense_head;
uint8_t scsi_sense_tail;
uint8_t scsi_medium_state;
uint16_t scsi_blk_size;
uint32_t scsi_blk_nbr;
uint32_t scsi_blk_addr;
uint32_t scsi_blk_len;
...} USBD_MSC_BOT_HandleTypeDef;
extern USBD_ClassTypeDef USBD_MSC;
#define USBD_MSC_CLASS &USBD_MSC
uint8_t USBD_MSC_RegisterStorage(USBD_HandleTypeDef *pdev,
USBD_StorageTypeDef *fops);
/* ... */
/* ... */
#ifdef __cplusplus
}extern "C" { ... }
#endif
/* ... */
#endif
/* ... */