DIR

The DIR structure is used for the work area to read a directory.

FatFs

typedef struct _DIR {
    DWORD   sclust;       // Directory start cluster
    DWORD   clust;        // Current reading cluster
    DWORD   sect;         // Current reading sector
    WORD    index;        // Current index
} DIR;

Tiny-FatFs

typedef struct _DIR {
    WORD    sclust;       // Directory start cluster
    WORD    clust;        // Current reading cluster
    DWORD   sect;         // Current reading sector
    WORD    index;        // Current index
} DIR;