FATMacro.h

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#ifndef __FAT_MACRO_H_
#define __FAT_MACRO_H_
#include <stdint.h>

typedef uint16_t FAT_ITEM_T;

#define S_UNUSED ((uint8_t)0x00) 
#define S_DOTS ((uint8_t)0x2E) 
#define S_DEL ((uint8_t)0xE5) 
struct FAT_ITEM {
    uint8_t filename[8];
    uint8_t extendname[3];
    uint8_t mod;
    
    uint8_t res; 
    uint8_t created_time; 
    uint16_t hms; 
    uint16_t ymd; 
    uint16_t recent_access_ymd;
    uint16_t bhigh_cluster;

    uint16_t modify_hms;
    uint16_t modify_ymd;
    uint16_t blow_cluster;
    uint32_t filesize; 
}__attribute__((packed));

typedef struct FAT_ITEM FAT_ITEM;

#define FAT_rw (0) 
#define FAT_ro (1) 
#define FAT_hid (1 << 1) 
#define FAT_sys (1 << 2) 
#define FAT_fldr (1 << 4) 
#define FAT_doc (1 << 5) 
#define FAT_ITEM_EMPTY {0,0,0,0,0,0,0,0,0,0,0,0,0}

#define FAT_ITEM_SIZE (32)

#endif