#ifndef __OMV_FF_H__
#define __OMV_FF_H__

#include "dfs_file.h"

typedef struct dfs_file FIL;
typedef char TCHAR;
typedef unsigned int UINT;
typedef unsigned char BYTE;

typedef int FF_DIR;
typedef struct stat FILINFO;

typedef enum {
    FR_OK = 0,              /* (0) Succeeded */
    FR_DISK_ERR,            /* (1) A hard error occurred in the low level disk I/O layer */
    FR_INT_ERR,             /* (2) Assertion failed */
    FR_NOT_READY,           /* (3) The physical drive cannot work */
    FR_NO_FILE,             /* (4) Could not find the file */
    FR_NO_PATH,             /* (5) Could not find the path */
    FR_INVALID_NAME,        /* (6) The path name format is invalid */
    FR_DENIED,              /* (7) Access denied due to prohibited access or directory full */
    FR_EXIST,               /* (8) Access denied due to prohibited access */
    FR_INVALID_OBJECT,      /* (9) The file/directory object is invalid */
    FR_WRITE_PROTECTED,     /* (10) The physical drive is write protected */
    FR_INVALID_DRIVE,       /* (11) The logical drive number is invalid */
    FR_NOT_ENABLED,         /* (12) The volume has no work area */
    FR_NO_FILESYSTEM,       /* (13) There is no valid FAT volume */
    FR_MKFS_ABORTED,        /* (14) The f_mkfs() aborted due to any problem */
    FR_TIMEOUT,             /* (15) Could not get a grant to access the volume within defined period */
    FR_LOCKED,              /* (16) The operation is rejected according to the file sharing policy */
    FR_NOT_ENOUGH_CORE,     /* (17) LFN working buffer could not be allocated */
    FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > _FS_LOCK */
    FR_INVALID_PARAMETER    /* (19) Given parameter is invalid */
} FRESULT;

/* File access mode and open method flags (3rd argument of f_open) */
#define FA_READ             0x01
#define FA_WRITE            0x02
#define FA_OPEN_EXISTING    0x00
#define FA_CREATE_NEW       0x04
#define FA_CREATE_ALWAYS    0x08
#define FA_OPEN_ALWAYS      0x10
#define FA_OPEN_APPEND      0x30

#define f_eof(fp) ((int)((fp)->pos == (fp)->vnode->size))
#define f_tell(fp) ((fp)->pos)
#define f_size(fp) ((fp)->vnode->size)
#endif