Renesas / USBHost_custom

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependents:   GR-PEACH_HVC-P2_sample_client mbed-os-storage-access GR-PEACH_Digital_Signage GR-PEACH_Audio_Playback_Sample ... more

Fork of USBHost by mbed official

FATFileSystem/ChaN/ff.h@37:22e8f744bbad, 2017-02-28 (annotated)

Committer:
dkato
Date:
Tue Feb 28 02:51:39 2017 +0000
Revision:
37:22e8f744bbad
Tentative change for FATFileSystem revision error.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dkato 37:22e8f744bbad 1 /*---------------------------------------------------------------------------/
dkato 37:22e8f744bbad 2 / FatFs - FAT file system module include R0.11a (C)ChaN, 2015
dkato 37:22e8f744bbad 3 /----------------------------------------------------------------------------/
dkato 37:22e8f744bbad 4 / FatFs module is a free software that opened under license policy of
dkato 37:22e8f744bbad 5 / following conditions.
dkato 37:22e8f744bbad 6 /
dkato 37:22e8f744bbad 7 / Copyright (C) 2015, ChaN, all right reserved.
dkato 37:22e8f744bbad 8 /
dkato 37:22e8f744bbad 9 / 1. Redistributions of source code must retain the above copyright notice,
dkato 37:22e8f744bbad 10 / this condition and the following disclaimer.
dkato 37:22e8f744bbad 11 /
dkato 37:22e8f744bbad 12 / This software is provided by the copyright holder and contributors "AS IS"
dkato 37:22e8f744bbad 13 / and any warranties related to this software are DISCLAIMED.
dkato 37:22e8f744bbad 14 / The copyright owner or contributors be NOT LIABLE for any damages caused
dkato 37:22e8f744bbad 15 / by use of this software.
dkato 37:22e8f744bbad 16 /---------------------------------------------------------------------------*/
dkato 37:22e8f744bbad 17
dkato 37:22e8f744bbad 18
dkato 37:22e8f744bbad 19 #ifndef _FATFS
dkato 37:22e8f744bbad 20 #define _FATFS 64180 /* Revision ID */
dkato 37:22e8f744bbad 21
dkato 37:22e8f744bbad 22 #ifdef __cplusplus
dkato 37:22e8f744bbad 23 extern "C" {
dkato 37:22e8f744bbad 24 #endif
dkato 37:22e8f744bbad 25
dkato 37:22e8f744bbad 26 #include "integer.h" /* Basic integer types */
dkato 37:22e8f744bbad 27 #include "ffconf.h" /* FatFs configuration options */
dkato 37:22e8f744bbad 28 #if _FATFS != _FFCONF
dkato 37:22e8f744bbad 29 #error Wrong configuration file (ffconf.h).
dkato 37:22e8f744bbad 30 #endif
dkato 37:22e8f744bbad 31
dkato 37:22e8f744bbad 32
dkato 37:22e8f744bbad 33
dkato 37:22e8f744bbad 34 /* Definitions of volume management */
dkato 37:22e8f744bbad 35
dkato 37:22e8f744bbad 36 #if _MULTI_PARTITION /* Multiple partition configuration */
dkato 37:22e8f744bbad 37 typedef struct {
dkato 37:22e8f744bbad 38 BYTE pd; /* Physical drive number */
dkato 37:22e8f744bbad 39 BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */
dkato 37:22e8f744bbad 40 } PARTITION;
dkato 37:22e8f744bbad 41 extern PARTITION VolToPart[]; /* Volume - Partition resolution table */
dkato 37:22e8f744bbad 42 #define LD2PD(vol) (VolToPart[vol].pd) /* Get physical drive number */
dkato 37:22e8f744bbad 43 #define LD2PT(vol) (VolToPart[vol].pt) /* Get partition index */
dkato 37:22e8f744bbad 44
dkato 37:22e8f744bbad 45 #else /* Single partition configuration */
dkato 37:22e8f744bbad 46 #define LD2PD(vol) (BYTE)(vol) /* Each logical drive is bound to the same physical drive number */
dkato 37:22e8f744bbad 47 #define LD2PT(vol) 0 /* Find first valid partition or in SFD */
dkato 37:22e8f744bbad 48
dkato 37:22e8f744bbad 49 #endif
dkato 37:22e8f744bbad 50
dkato 37:22e8f744bbad 51
dkato 37:22e8f744bbad 52
dkato 37:22e8f744bbad 53 /* Type of path name strings on FatFs API */
dkato 37:22e8f744bbad 54
dkato 37:22e8f744bbad 55 #if _LFN_UNICODE /* Unicode string */
dkato 37:22e8f744bbad 56 #if !_USE_LFN
dkato 37:22e8f744bbad 57 #error _LFN_UNICODE must be 0 at non-LFN cfg.
dkato 37:22e8f744bbad 58 #endif
dkato 37:22e8f744bbad 59 #ifndef _INC_TCHAR
dkato 37:22e8f744bbad 60 typedef WCHAR TCHAR;
dkato 37:22e8f744bbad 61 #define _T(x) L ## x
dkato 37:22e8f744bbad 62 #define _TEXT(x) L ## x
dkato 37:22e8f744bbad 63 #endif
dkato 37:22e8f744bbad 64
dkato 37:22e8f744bbad 65 #else /* ANSI/OEM string */
dkato 37:22e8f744bbad 66 #ifndef _INC_TCHAR
dkato 37:22e8f744bbad 67 typedef char TCHAR;
dkato 37:22e8f744bbad 68 #define _T(x) x
dkato 37:22e8f744bbad 69 #define _TEXT(x) x
dkato 37:22e8f744bbad 70 #endif
dkato 37:22e8f744bbad 71
dkato 37:22e8f744bbad 72 #endif
dkato 37:22e8f744bbad 73
dkato 37:22e8f744bbad 74
dkato 37:22e8f744bbad 75
dkato 37:22e8f744bbad 76 /* File system object structure (FATFS) */
dkato 37:22e8f744bbad 77
dkato 37:22e8f744bbad 78 typedef struct {
dkato 37:22e8f744bbad 79 BYTE fs_type; /* FAT sub-type (0:Not mounted) */
dkato 37:22e8f744bbad 80 BYTE drv; /* Physical drive number */
dkato 37:22e8f744bbad 81 BYTE csize; /* Sectors per cluster (1,2,4...128) */
dkato 37:22e8f744bbad 82 BYTE n_fats; /* Number of FAT copies (1 or 2) */
dkato 37:22e8f744bbad 83 BYTE wflag; /* win[] flag (b0:dirty) */
dkato 37:22e8f744bbad 84 BYTE fsi_flag; /* FSINFO flags (b7:disabled, b0:dirty) */
dkato 37:22e8f744bbad 85 WORD id; /* File system mount ID */
dkato 37:22e8f744bbad 86 WORD n_rootdir; /* Number of root directory entries (FAT12/16) */
dkato 37:22e8f744bbad 87 #if _MAX_SS != _MIN_SS
dkato 37:22e8f744bbad 88 WORD ssize; /* Bytes per sector (512, 1024, 2048 or 4096) */
dkato 37:22e8f744bbad 89 #endif
dkato 37:22e8f744bbad 90 #if _FS_REENTRANT
dkato 37:22e8f744bbad 91 _SYNC_t sobj; /* Identifier of sync object */
dkato 37:22e8f744bbad 92 #endif
dkato 37:22e8f744bbad 93 #if !_FS_READONLY
dkato 37:22e8f744bbad 94 DWORD last_clust; /* Last allocated cluster */
dkato 37:22e8f744bbad 95 DWORD free_clust; /* Number of free clusters */
dkato 37:22e8f744bbad 96 #endif
dkato 37:22e8f744bbad 97 #if _FS_RPATH
dkato 37:22e8f744bbad 98 DWORD cdir; /* Current directory start cluster (0:root) */
dkato 37:22e8f744bbad 99 #endif
dkato 37:22e8f744bbad 100 DWORD n_fatent; /* Number of FAT entries, = number of clusters + 2 */
dkato 37:22e8f744bbad 101 DWORD fsize; /* Sectors per FAT */
dkato 37:22e8f744bbad 102 DWORD volbase; /* Volume start sector */
dkato 37:22e8f744bbad 103 DWORD fatbase; /* FAT start sector */
dkato 37:22e8f744bbad 104 DWORD dirbase; /* Root directory start sector (FAT32:Cluster#) */
dkato 37:22e8f744bbad 105 DWORD database; /* Data start sector */
dkato 37:22e8f744bbad 106 DWORD winsect; /* Current sector appearing in the win[] */
dkato 37:22e8f744bbad 107 BYTE win[_MAX_SS]; /* Disk access window for Directory, FAT (and file data at tiny cfg) */
dkato 37:22e8f744bbad 108 } FATFS;
dkato 37:22e8f744bbad 109
dkato 37:22e8f744bbad 110
dkato 37:22e8f744bbad 111
dkato 37:22e8f744bbad 112 /* File object structure (FIL) */
dkato 37:22e8f744bbad 113
dkato 37:22e8f744bbad 114 typedef struct {
dkato 37:22e8f744bbad 115 FATFS* fs; /* Pointer to the related file system object (**do not change order**) */
dkato 37:22e8f744bbad 116 WORD id; /* Owner file system mount ID (**do not change order**) */
dkato 37:22e8f744bbad 117 BYTE flag; /* Status flags */
dkato 37:22e8f744bbad 118 BYTE err; /* Abort flag (error code) */
dkato 37:22e8f744bbad 119 DWORD fptr; /* File read/write pointer (Zeroed on file open) */
dkato 37:22e8f744bbad 120 DWORD fsize; /* File size */
dkato 37:22e8f744bbad 121 DWORD sclust; /* File start cluster (0:no cluster chain, always 0 when fsize is 0) */
dkato 37:22e8f744bbad 122 DWORD clust; /* Current cluster of fpter (not valid when fprt is 0) */
dkato 37:22e8f744bbad 123 DWORD dsect; /* Sector number appearing in buf[] (0:invalid) */
dkato 37:22e8f744bbad 124 #if !_FS_READONLY
dkato 37:22e8f744bbad 125 DWORD dir_sect; /* Sector number containing the directory entry */
dkato 37:22e8f744bbad 126 BYTE* dir_ptr; /* Pointer to the directory entry in the win[] */
dkato 37:22e8f744bbad 127 #endif
dkato 37:22e8f744bbad 128 #if _USE_FASTSEEK
dkato 37:22e8f744bbad 129 DWORD* cltbl; /* Pointer to the cluster link map table (Nulled on file open) */
dkato 37:22e8f744bbad 130 #endif
dkato 37:22e8f744bbad 131 #if _FS_LOCK
dkato 37:22e8f744bbad 132 UINT lockid; /* File lock ID origin from 1 (index of file semaphore table Files[]) */
dkato 37:22e8f744bbad 133 #endif
dkato 37:22e8f744bbad 134 #if !_FS_TINY
dkato 37:22e8f744bbad 135 BYTE buf[_MAX_SS]; /* File private data read/write window */
dkato 37:22e8f744bbad 136 #endif
dkato 37:22e8f744bbad 137 } FIL;
dkato 37:22e8f744bbad 138
dkato 37:22e8f744bbad 139
dkato 37:22e8f744bbad 140
dkato 37:22e8f744bbad 141 /* Directory object structure (FATFS_DIR) */
dkato 37:22e8f744bbad 142
dkato 37:22e8f744bbad 143 typedef struct {
dkato 37:22e8f744bbad 144 FATFS* fs; /* Pointer to the owner file system object (**do not change order**) */
dkato 37:22e8f744bbad 145 WORD id; /* Owner file system mount ID (**do not change order**) */
dkato 37:22e8f744bbad 146 WORD index; /* Current read/write index number */
dkato 37:22e8f744bbad 147 DWORD sclust; /* Table start cluster (0:Root dir) */
dkato 37:22e8f744bbad 148 DWORD clust; /* Current cluster */
dkato 37:22e8f744bbad 149 DWORD sect; /* Current sector */
dkato 37:22e8f744bbad 150 BYTE* dir; /* Pointer to the current SFN entry in the win[] */
dkato 37:22e8f744bbad 151 BYTE* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */
dkato 37:22e8f744bbad 152 #if _FS_LOCK
dkato 37:22e8f744bbad 153 UINT lockid; /* File lock ID (index of file semaphore table Files[]) */
dkato 37:22e8f744bbad 154 #endif
dkato 37:22e8f744bbad 155 #if _USE_LFN
dkato 37:22e8f744bbad 156 WCHAR* lfn; /* Pointer to the LFN working buffer */
dkato 37:22e8f744bbad 157 WORD lfn_idx; /* Last matched LFN index number (0xFFFF:No LFN) */
dkato 37:22e8f744bbad 158 #endif
dkato 37:22e8f744bbad 159 #if _USE_FIND
dkato 37:22e8f744bbad 160 const TCHAR* pat; /* Pointer to the name matching pattern */
dkato 37:22e8f744bbad 161 #endif
dkato 37:22e8f744bbad 162 } FATFS_DIR;
dkato 37:22e8f744bbad 163
dkato 37:22e8f744bbad 164
dkato 37:22e8f744bbad 165
dkato 37:22e8f744bbad 166 /* File information structure (FILINFO) */
dkato 37:22e8f744bbad 167
dkato 37:22e8f744bbad 168 typedef struct {
dkato 37:22e8f744bbad 169 DWORD fsize; /* File size */
dkato 37:22e8f744bbad 170 WORD fdate; /* Last modified date */
dkato 37:22e8f744bbad 171 WORD ftime; /* Last modified time */
dkato 37:22e8f744bbad 172 BYTE fattrib; /* Attribute */
dkato 37:22e8f744bbad 173 TCHAR fname[13]; /* Short file name (8.3 format) */
dkato 37:22e8f744bbad 174 #if _USE_LFN
dkato 37:22e8f744bbad 175 TCHAR* lfname; /* Pointer to the LFN buffer */
dkato 37:22e8f744bbad 176 UINT lfsize; /* Size of LFN buffer in TCHAR */
dkato 37:22e8f744bbad 177 #endif
dkato 37:22e8f744bbad 178 } FILINFO;
dkato 37:22e8f744bbad 179
dkato 37:22e8f744bbad 180
dkato 37:22e8f744bbad 181
dkato 37:22e8f744bbad 182 /* File function return code (FRESULT) */
dkato 37:22e8f744bbad 183
dkato 37:22e8f744bbad 184 typedef enum {
dkato 37:22e8f744bbad 185 FR_OK = 0, /* (0) Succeeded */
dkato 37:22e8f744bbad 186 FR_DISK_ERR, /* (1) A hard error occurred in the low level disk I/O layer */
dkato 37:22e8f744bbad 187 FR_INT_ERR, /* (2) Assertion failed */
dkato 37:22e8f744bbad 188 FR_NOT_READY, /* (3) The physical drive cannot work */
dkato 37:22e8f744bbad 189 FR_NO_FILE, /* (4) Could not find the file */
dkato 37:22e8f744bbad 190 FR_NO_PATH, /* (5) Could not find the path */
dkato 37:22e8f744bbad 191 FR_INVALID_NAME, /* (6) The path name format is invalid */
dkato 37:22e8f744bbad 192 FR_DENIED, /* (7) Access denied due to prohibited access or directory full */
dkato 37:22e8f744bbad 193 FR_EXIST, /* (8) Access denied due to prohibited access */
dkato 37:22e8f744bbad 194 FR_INVALID_OBJECT, /* (9) The file/directory object is invalid */
dkato 37:22e8f744bbad 195 FR_WRITE_PROTECTED, /* (10) The physical drive is write protected */
dkato 37:22e8f744bbad 196 FR_INVALID_DRIVE, /* (11) The logical drive number is invalid */
dkato 37:22e8f744bbad 197 FR_NOT_ENABLED, /* (12) The volume has no work area */
dkato 37:22e8f744bbad 198 FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume */
dkato 37:22e8f744bbad 199 FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any parameter error */
dkato 37:22e8f744bbad 200 FR_TIMEOUT, /* (15) Could not get a grant to access the volume within defined period */
dkato 37:22e8f744bbad 201 FR_LOCKED, /* (16) The operation is rejected according to the file sharing policy */
dkato 37:22e8f744bbad 202 FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */
dkato 37:22e8f744bbad 203 FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > _FS_LOCK */
dkato 37:22e8f744bbad 204 FR_INVALID_PARAMETER /* (19) Given parameter is invalid */
dkato 37:22e8f744bbad 205 } FRESULT;
dkato 37:22e8f744bbad 206
dkato 37:22e8f744bbad 207
dkato 37:22e8f744bbad 208
dkato 37:22e8f744bbad 209 /*--------------------------------------------------------------*/
dkato 37:22e8f744bbad 210 /* FatFs module application interface */
dkato 37:22e8f744bbad 211
dkato 37:22e8f744bbad 212 FRESULT f_open (FIL* fp, const TCHAR* path, BYTE mode); /* Open or create a file */
dkato 37:22e8f744bbad 213 FRESULT f_close (FIL* fp); /* Close an open file object */
dkato 37:22e8f744bbad 214 FRESULT f_read (FIL* fp, void* buff, UINT btr, UINT* br); /* Read data from a file */
dkato 37:22e8f744bbad 215 FRESULT f_write (FIL* fp, const void* buff, UINT btw, UINT* bw); /* Write data to a file */
dkato 37:22e8f744bbad 216 FRESULT f_forward (FIL* fp, UINT(*func)(const BYTE*,UINT), UINT btf, UINT* bf); /* Forward data to the stream */
dkato 37:22e8f744bbad 217 FRESULT f_lseek (FIL* fp, DWORD ofs); /* Move file pointer of a file object */
dkato 37:22e8f744bbad 218 FRESULT f_truncate (FIL* fp); /* Truncate file */
dkato 37:22e8f744bbad 219 FRESULT f_sync (FIL* fp); /* Flush cached data of a writing file */
dkato 37:22e8f744bbad 220 FRESULT f_opendir (FATFS_DIR* dp, const TCHAR* path); /* Open a directory */
dkato 37:22e8f744bbad 221 FRESULT f_closedir (FATFS_DIR* dp); /* Close an open directory */
dkato 37:22e8f744bbad 222 FRESULT f_readdir (FATFS_DIR* dp, FILINFO* fno); /* Read a directory item */
dkato 37:22e8f744bbad 223 FRESULT f_findfirst (FATFS_DIR* dp, FILINFO* fno, const TCHAR* path, const TCHAR* pattern); /* Find first file */
dkato 37:22e8f744bbad 224 FRESULT f_findnext (FATFS_DIR* dp, FILINFO* fno); /* Find next file */
dkato 37:22e8f744bbad 225 FRESULT f_mkdir (const TCHAR* path); /* Create a sub directory */
dkato 37:22e8f744bbad 226 FRESULT f_unlink (const TCHAR* path); /* Delete an existing file or directory */
dkato 37:22e8f744bbad 227 FRESULT f_rename (const TCHAR* path_old, const TCHAR* path_new); /* Rename/Move a file or directory */
dkato 37:22e8f744bbad 228 FRESULT f_stat (const TCHAR* path, FILINFO* fno); /* Get file status */
dkato 37:22e8f744bbad 229 FRESULT f_chmod (const TCHAR* path, BYTE attr, BYTE mask); /* Change attribute of the file/dir */
dkato 37:22e8f744bbad 230 FRESULT f_utime (const TCHAR* path, const FILINFO* fno); /* Change times-tamp of the file/dir */
dkato 37:22e8f744bbad 231 FRESULT f_chdir (const TCHAR* path); /* Change current directory */
dkato 37:22e8f744bbad 232 FRESULT f_chdrive (const TCHAR* path); /* Change current drive */
dkato 37:22e8f744bbad 233 FRESULT f_getcwd (TCHAR* buff, UINT len); /* Get current directory */
dkato 37:22e8f744bbad 234 FRESULT f_getfree (const TCHAR* path, DWORD* nclst, FATFS** fatfs); /* Get number of free clusters on the drive */
dkato 37:22e8f744bbad 235 FRESULT f_getlabel (const TCHAR* path, TCHAR* label, DWORD* vsn); /* Get volume label */
dkato 37:22e8f744bbad 236 FRESULT f_setlabel (const TCHAR* label); /* Set volume label */
dkato 37:22e8f744bbad 237 FRESULT f_mount (FATFS* fs, const TCHAR* path, BYTE opt); /* Mount/Unmount a logical drive */
dkato 37:22e8f744bbad 238 FRESULT f_mkfs (const TCHAR* path, BYTE sfd, UINT au); /* Create a file system on the volume */
dkato 37:22e8f744bbad 239 FRESULT f_fdisk (BYTE pdrv, const DWORD szt[], void* work); /* Divide a physical drive into some partitions */
dkato 37:22e8f744bbad 240 int f_putc (TCHAR c, FIL* fp); /* Put a character to the file */
dkato 37:22e8f744bbad 241 int f_puts (const TCHAR* str, FIL* cp); /* Put a string to the file */
dkato 37:22e8f744bbad 242 int f_printf (FIL* fp, const TCHAR* str, ...); /* Put a formatted string to the file */
dkato 37:22e8f744bbad 243 TCHAR* f_gets (TCHAR* buff, int len, FIL* fp); /* Get a string from the file */
dkato 37:22e8f744bbad 244
dkato 37:22e8f744bbad 245 #define f_eof(fp) ((int)((fp)->fptr == (fp)->fsize))
dkato 37:22e8f744bbad 246 #define f_error(fp) ((fp)->err)
dkato 37:22e8f744bbad 247 #define f_tell(fp) ((fp)->fptr)
dkato 37:22e8f744bbad 248 #define f_size(fp) ((fp)->fsize)
dkato 37:22e8f744bbad 249 #define f_rewind(fp) f_lseek((fp), 0)
dkato 37:22e8f744bbad 250 #define f_rewinddir(dp) f_readdir((dp), 0)
dkato 37:22e8f744bbad 251
dkato 37:22e8f744bbad 252 #ifndef EOF
dkato 37:22e8f744bbad 253 #define EOF (-1)
dkato 37:22e8f744bbad 254 #endif
dkato 37:22e8f744bbad 255
dkato 37:22e8f744bbad 256
dkato 37:22e8f744bbad 257
dkato 37:22e8f744bbad 258
dkato 37:22e8f744bbad 259 /*--------------------------------------------------------------*/
dkato 37:22e8f744bbad 260 /* Additional user defined functions */
dkato 37:22e8f744bbad 261
dkato 37:22e8f744bbad 262 /* RTC function */
dkato 37:22e8f744bbad 263 #if !_FS_READONLY && !_FS_NORTC
dkato 37:22e8f744bbad 264 DWORD get_fattime (void);
dkato 37:22e8f744bbad 265 #endif
dkato 37:22e8f744bbad 266
dkato 37:22e8f744bbad 267 /* Unicode support functions */
dkato 37:22e8f744bbad 268 #if _USE_LFN /* Unicode - OEM code conversion */
dkato 37:22e8f744bbad 269 WCHAR ff_convert (WCHAR chr, UINT dir); /* OEM-Unicode bidirectional conversion */
dkato 37:22e8f744bbad 270 WCHAR ff_wtoupper (WCHAR chr); /* Unicode upper-case conversion */
dkato 37:22e8f744bbad 271 #if _USE_LFN == 3 /* Memory functions */
dkato 37:22e8f744bbad 272 void* ff_memalloc (UINT msize); /* Allocate memory block */
dkato 37:22e8f744bbad 273 void ff_memfree (void* mblock); /* Free memory block */
dkato 37:22e8f744bbad 274 #endif
dkato 37:22e8f744bbad 275 #endif
dkato 37:22e8f744bbad 276
dkato 37:22e8f744bbad 277 /* Sync functions */
dkato 37:22e8f744bbad 278 #if _FS_REENTRANT
dkato 37:22e8f744bbad 279 int ff_cre_syncobj (BYTE vol, _SYNC_t* sobj); /* Create a sync object */
dkato 37:22e8f744bbad 280 int ff_req_grant (_SYNC_t sobj); /* Lock sync object */
dkato 37:22e8f744bbad 281 void ff_rel_grant (_SYNC_t sobj); /* Unlock sync object */
dkato 37:22e8f744bbad 282 int ff_del_syncobj (_SYNC_t sobj); /* Delete a sync object */
dkato 37:22e8f744bbad 283 #endif
dkato 37:22e8f744bbad 284
dkato 37:22e8f744bbad 285
dkato 37:22e8f744bbad 286
dkato 37:22e8f744bbad 287
dkato 37:22e8f744bbad 288 /*--------------------------------------------------------------*/
dkato 37:22e8f744bbad 289 /* Flags and offset address */
dkato 37:22e8f744bbad 290
dkato 37:22e8f744bbad 291
dkato 37:22e8f744bbad 292 /* File access control and file status flags (FIL.flag) */
dkato 37:22e8f744bbad 293
dkato 37:22e8f744bbad 294 #define FA_READ 0x01
dkato 37:22e8f744bbad 295 #define FA_OPEN_EXISTING 0x00
dkato 37:22e8f744bbad 296
dkato 37:22e8f744bbad 297 #if !_FS_READONLY
dkato 37:22e8f744bbad 298 #define FA_WRITE 0x02
dkato 37:22e8f744bbad 299 #define FA_CREATE_NEW 0x04
dkato 37:22e8f744bbad 300 #define FA_CREATE_ALWAYS 0x08
dkato 37:22e8f744bbad 301 #define FA_OPEN_ALWAYS 0x10
dkato 37:22e8f744bbad 302 #define FA__WRITTEN 0x20
dkato 37:22e8f744bbad 303 #define FA__DIRTY 0x40
dkato 37:22e8f744bbad 304 #endif
dkato 37:22e8f744bbad 305
dkato 37:22e8f744bbad 306
dkato 37:22e8f744bbad 307 /* FAT sub type (FATFS.fs_type) */
dkato 37:22e8f744bbad 308
dkato 37:22e8f744bbad 309 #define FS_FAT12 1
dkato 37:22e8f744bbad 310 #define FS_FAT16 2
dkato 37:22e8f744bbad 311 #define FS_FAT32 3
dkato 37:22e8f744bbad 312
dkato 37:22e8f744bbad 313
dkato 37:22e8f744bbad 314 /* File attribute bits for directory entry */
dkato 37:22e8f744bbad 315
dkato 37:22e8f744bbad 316 #define AM_RDO 0x01 /* Read only */
dkato 37:22e8f744bbad 317 #define AM_HID 0x02 /* Hidden */
dkato 37:22e8f744bbad 318 #define AM_SYS 0x04 /* System */
dkato 37:22e8f744bbad 319 #define AM_VOL 0x08 /* Volume label */
dkato 37:22e8f744bbad 320 #define AM_LFN 0x0F /* LFN entry */
dkato 37:22e8f744bbad 321 #define AM_DIR 0x10 /* Directory */
dkato 37:22e8f744bbad 322 #define AM_ARC 0x20 /* Archive */
dkato 37:22e8f744bbad 323 #define AM_MASK 0x3F /* Mask of defined bits */
dkato 37:22e8f744bbad 324
dkato 37:22e8f744bbad 325
dkato 37:22e8f744bbad 326 /* Fast seek feature */
dkato 37:22e8f744bbad 327 #define CREATE_LINKMAP 0xFFFFFFFF
dkato 37:22e8f744bbad 328
dkato 37:22e8f744bbad 329
dkato 37:22e8f744bbad 330
dkato 37:22e8f744bbad 331 /*--------------------------------*/
dkato 37:22e8f744bbad 332 /* Multi-byte word access macros */
dkato 37:22e8f744bbad 333
dkato 37:22e8f744bbad 334 #if _WORD_ACCESS == 1 /* Enable word access to the FAT structure */
dkato 37:22e8f744bbad 335 #define LD_WORD(ptr) (WORD)(*(WORD*)(BYTE*)(ptr))
dkato 37:22e8f744bbad 336 #define LD_DWORD(ptr) (DWORD)(*(DWORD*)(BYTE*)(ptr))
dkato 37:22e8f744bbad 337 #define ST_WORD(ptr,val) *(WORD*)(BYTE*)(ptr)=(WORD)(val)
dkato 37:22e8f744bbad 338 #define ST_DWORD(ptr,val) *(DWORD*)(BYTE*)(ptr)=(DWORD)(val)
dkato 37:22e8f744bbad 339 #else /* Use byte-by-byte access to the FAT structure */
dkato 37:22e8f744bbad 340 #define LD_WORD(ptr) (WORD)(((WORD)*((BYTE*)(ptr)+1)<<8)|(WORD)*(BYTE*)(ptr))
dkato 37:22e8f744bbad 341 #define LD_DWORD(ptr) (DWORD)(((DWORD)*((BYTE*)(ptr)+3)<<24)|((DWORD)*((BYTE*)(ptr)+2)<<16)|((WORD)*((BYTE*)(ptr)+1)<<8)|*(BYTE*)(ptr))
dkato 37:22e8f744bbad 342 #define ST_WORD(ptr,val) *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8)
dkato 37:22e8f744bbad 343 #define ST_DWORD(ptr,val) *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8); *((BYTE*)(ptr)+2)=(BYTE)((DWORD)(val)>>16); *((BYTE*)(ptr)+3)=(BYTE)((DWORD)(val)>>24)
dkato 37:22e8f744bbad 344 #endif
dkato 37:22e8f744bbad 345
dkato 37:22e8f744bbad 346 #ifdef __cplusplus
dkato 37:22e8f744bbad 347 }
dkato 37:22e8f744bbad 348 #endif
dkato 37:22e8f744bbad 349
dkato 37:22e8f744bbad 350 #endif /* _FATFS */