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70702af1 | 1 | /*----------------------------------------------------------------------------/\r |
5630b930 | 2 | / FatFs - Generic FAT Filesystem module R0.15 /\r |
70702af1 | 3 | /-----------------------------------------------------------------------------/\r |
53668523 | 4 | /\r |
5630b930 | 5 | / Copyright (C) 2022, ChaN, all right reserved.\r |
53668523 | 6 | /\r |
70702af1 L |
7 | / FatFs module is an open source software. Redistribution and use of FatFs in\r |
8 | / source and binary forms, with or without modification, are permitted provided\r | |
9 | / that the following condition is met:\r | |
10 | \r | |
11 | / 1. Redistributions of source code must retain the above copyright notice,\r | |
12 | / this condition and the following disclaimer.\r | |
53668523 | 13 | /\r |
70702af1 L |
14 | / This software is provided by the copyright holder and contributors "AS IS"\r |
15 | / and any warranties related to this software are DISCLAIMED.\r | |
16 | / The copyright owner or contributors be NOT LIABLE for any damages caused\r | |
17 | / by use of this software.\r | |
289f6a14 | 18 | /\r |
53668523 L |
19 | /----------------------------------------------------------------------------*/\r |
20 | \r | |
70702af1 | 21 | \r |
289f6a14 | 22 | #ifndef FF_DEFINED\r |
5630b930 | 23 | #define FF_DEFINED 80286 /* Revision ID */\r |
53668523 L |
24 | \r |
25 | #ifdef __cplusplus\r | |
26 | extern "C" {\r | |
27 | #endif\r | |
28 | \r | |
53668523 | 29 | #include "ffconf.h" /* FatFs configuration options */\r |
70702af1 | 30 | \r |
289f6a14 | 31 | #if FF_DEFINED != FFCONF_DEF\r |
53668523 L |
32 | #error Wrong configuration file (ffconf.h).\r |
33 | #endif\r | |
34 | \r | |
35 | \r | |
5630b930 L |
36 | /* Integer types used for FatFs API */\r |
37 | \r | |
38 | #if defined(_WIN32) /* Windows VC++ (for development only) */\r | |
39 | #define FF_INTDEF 2\r | |
40 | #include <windows.h>\r | |
41 | typedef unsigned __int64 QWORD;\r | |
42 | #include <float.h>\r | |
43 | #define isnan(v) _isnan(v)\r | |
44 | #define isinf(v) (!_finite(v))\r | |
45 | \r | |
46 | #elif (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || defined(__cplusplus) /* C99 or later */\r | |
47 | #define FF_INTDEF 2\r | |
48 | #include <stdint.h>\r | |
49 | typedef unsigned int UINT; /* int must be 16-bit or 32-bit */\r | |
50 | typedef unsigned char BYTE; /* char must be 8-bit */\r | |
51 | typedef uint16_t WORD; /* 16-bit unsigned integer */\r | |
52 | typedef uint32_t DWORD; /* 32-bit unsigned integer */\r | |
53 | typedef uint64_t QWORD; /* 64-bit unsigned integer */\r | |
54 | typedef WORD WCHAR; /* UTF-16 character type */\r | |
55 | \r | |
56 | #else /* Earlier than C99 */\r | |
57 | #define FF_INTDEF 1\r | |
58 | typedef unsigned int UINT; /* int must be 16-bit or 32-bit */\r | |
59 | typedef unsigned char BYTE; /* char must be 8-bit */\r | |
60 | typedef unsigned short WORD; /* 16-bit unsigned integer */\r | |
61 | typedef unsigned long DWORD; /* 32-bit unsigned integer */\r | |
62 | typedef WORD WCHAR; /* UTF-16 character type */\r | |
63 | #endif\r | |
53668523 | 64 | \r |
53668523 | 65 | \r |
5630b930 | 66 | /* Type of file size and LBA variables */\r |
53668523 | 67 | \r |
5630b930 L |
68 | #if FF_FS_EXFAT\r |
69 | #if FF_INTDEF != 2\r | |
70 | #error exFAT feature wants C99 or later\r | |
289f6a14 | 71 | #endif\r |
5630b930 L |
72 | typedef QWORD FSIZE_t;\r |
73 | #if FF_LBA64\r | |
74 | typedef QWORD LBA_t;\r | |
75 | #else\r | |
76 | typedef DWORD LBA_t;\r | |
77 | #endif\r | |
78 | #else\r | |
79 | #if FF_LBA64\r | |
80 | #error exFAT needs to be enabled when enable 64-bit LBA\r | |
81 | #endif\r | |
82 | typedef DWORD FSIZE_t;\r | |
83 | typedef DWORD LBA_t;\r | |
53668523 L |
84 | #endif\r |
85 | \r | |
86 | \r | |
87 | \r | |
5630b930 | 88 | /* Type of path name strings on FatFs API (TCHAR) */\r |
289f6a14 L |
89 | \r |
90 | #if FF_USE_LFN && FF_LFN_UNICODE == 1 /* Unicode in UTF-16 encoding */\r | |
53668523 L |
91 | typedef WCHAR TCHAR;\r |
92 | #define _T(x) L ## x\r | |
93 | #define _TEXT(x) L ## x\r | |
289f6a14 L |
94 | #elif FF_USE_LFN && FF_LFN_UNICODE == 2 /* Unicode in UTF-8 encoding */\r |
95 | typedef char TCHAR;\r | |
96 | #define _T(x) u8 ## x\r | |
97 | #define _TEXT(x) u8 ## x\r | |
98 | #elif FF_USE_LFN && FF_LFN_UNICODE == 3 /* Unicode in UTF-32 encoding */\r | |
99 | typedef DWORD TCHAR;\r | |
100 | #define _T(x) U ## x\r | |
101 | #define _TEXT(x) U ## x\r | |
102 | #elif FF_USE_LFN && (FF_LFN_UNICODE < 0 || FF_LFN_UNICODE > 3)\r | |
103 | #error Wrong FF_LFN_UNICODE setting\r | |
104 | #else /* ANSI/OEM code in SBCS/DBCS */\r | |
53668523 L |
105 | typedef char TCHAR;\r |
106 | #define _T(x) x\r | |
107 | #define _TEXT(x) x\r | |
108 | #endif\r | |
289f6a14 | 109 | \r |
53668523 | 110 | \r |
70702af1 | 111 | \r |
5630b930 | 112 | /* Definitions of volume management */\r |
70702af1 | 113 | \r |
5630b930 L |
114 | #if FF_MULTI_PARTITION /* Multiple partition configuration */\r |
115 | typedef struct {\r | |
116 | BYTE pd; /* Physical drive number */\r | |
117 | BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */\r | |
118 | } PARTITION;\r | |
119 | extern PARTITION VolToPart[]; /* Volume - Partition mapping table */\r | |
120 | #endif\r | |
70702af1 | 121 | \r |
5630b930 L |
122 | #if FF_STR_VOLUME_ID\r |
123 | #ifndef FF_VOLUME_STRS\r | |
124 | extern const char* VolumeStr[FF_VOLUMES]; /* User defied volume ID */\r | |
125 | #endif\r | |
53668523 L |
126 | #endif\r |
127 | \r | |
128 | \r | |
129 | \r | |
289f6a14 | 130 | /* Filesystem object structure (FATFS) */\r |
53668523 L |
131 | \r |
132 | typedef struct {\r | |
5630b930 L |
133 | BYTE fs_type; /* Filesystem type (0:not mounted) */\r |
134 | BYTE pdrv; /* Volume hosting physical drive */\r | |
135 | BYTE ldrv; /* Logical drive number (used only when FF_FS_REENTRANT) */\r | |
70702af1 | 136 | BYTE n_fats; /* Number of FATs (1 or 2) */\r |
5630b930 L |
137 | BYTE wflag; /* win[] status (b0:dirty) */\r |
138 | BYTE fsi_flag; /* FSINFO status (b7:disabled, b0:dirty) */\r | |
289f6a14 | 139 | WORD id; /* Volume mount ID */\r |
53668523 | 140 | WORD n_rootdir; /* Number of root directory entries (FAT12/16) */\r |
70702af1 | 141 | WORD csize; /* Cluster size [sectors] */\r |
289f6a14 | 142 | #if FF_MAX_SS != FF_MIN_SS\r |
70702af1 L |
143 | WORD ssize; /* Sector size (512, 1024, 2048 or 4096) */\r |
144 | #endif\r | |
289f6a14 | 145 | #if FF_USE_LFN\r |
70702af1 L |
146 | WCHAR* lfnbuf; /* LFN working buffer */\r |
147 | #endif\r | |
289f6a14 L |
148 | #if FF_FS_EXFAT\r |
149 | BYTE* dirbuf; /* Directory entry block scratchpad buffer for exFAT */\r | |
53668523 | 150 | #endif\r |
289f6a14 | 151 | #if !FF_FS_READONLY\r |
70702af1 L |
152 | DWORD last_clst; /* Last allocated cluster */\r |
153 | DWORD free_clst; /* Number of free clusters */\r | |
53668523 | 154 | #endif\r |
289f6a14 | 155 | #if FF_FS_RPATH\r |
53668523 | 156 | DWORD cdir; /* Current directory start cluster (0:root) */\r |
289f6a14 | 157 | #if FF_FS_EXFAT\r |
70702af1 L |
158 | DWORD cdc_scl; /* Containing directory start cluster (invalid when cdir is 0) */\r |
159 | DWORD cdc_size; /* b31-b8:Size of containing directory, b7-b0: Chain status */\r | |
160 | DWORD cdc_ofs; /* Offset in the containing directory (invalid when cdir is 0) */\r | |
161 | #endif\r | |
53668523 | 162 | #endif\r |
70702af1 | 163 | DWORD n_fatent; /* Number of FAT entries (number of clusters + 2) */\r |
5630b930 L |
164 | DWORD fsize; /* Number of sectors per FAT */\r |
165 | LBA_t volbase; /* Volume base sector */\r | |
166 | LBA_t fatbase; /* FAT base sector */\r | |
167 | LBA_t dirbase; /* Root directory base sector (FAT12/16) or cluster (FAT32/exFAT) */\r | |
168 | LBA_t database; /* Data base sector */\r | |
169 | #if FF_FS_EXFAT\r | |
170 | LBA_t bitbase; /* Allocation bitmap base sector */\r | |
171 | #endif\r | |
172 | LBA_t winsect; /* Current sector appearing in the win[] */\r | |
289f6a14 | 173 | BYTE win[FF_MAX_SS]; /* Disk access window for Directory, FAT (and file data at tiny cfg) */\r |
53668523 L |
174 | } FATFS;\r |
175 | \r | |
176 | \r | |
177 | \r | |
289f6a14 | 178 | /* Object ID and allocation information (FFOBJID) */\r |
70702af1 L |
179 | \r |
180 | typedef struct {\r | |
289f6a14 | 181 | FATFS* fs; /* Pointer to the hosting volume of this object */\r |
5630b930 | 182 | WORD id; /* Hosting volume's mount ID */\r |
289f6a14 | 183 | BYTE attr; /* Object attribute */\r |
5630b930 | 184 | BYTE stat; /* Object chain status (b1-0: =0:not contiguous, =2:contiguous, =3:fragmented in this session, b2:sub-directory stretched) */\r |
289f6a14 L |
185 | DWORD sclust; /* Object data start cluster (0:no cluster or root directory) */\r |
186 | FSIZE_t objsize; /* Object size (valid when sclust != 0) */\r | |
187 | #if FF_FS_EXFAT\r | |
188 | DWORD n_cont; /* Size of first fragment - 1 (valid when stat == 3) */\r | |
189 | DWORD n_frag; /* Size of last fragment needs to be written to FAT (valid when not zero) */\r | |
190 | DWORD c_scl; /* Containing directory start cluster (valid when sclust != 0) */\r | |
191 | DWORD c_size; /* b31-b8:Size of containing directory, b7-b0: Chain status (valid when c_scl != 0) */\r | |
192 | DWORD c_ofs; /* Offset in the containing directory (valid when file object and sclust != 0) */\r | |
70702af1 | 193 | #endif\r |
289f6a14 L |
194 | #if FF_FS_LOCK\r |
195 | UINT lockid; /* File lock ID origin from 1 (index of file semaphore table Files[]) */\r | |
70702af1 | 196 | #endif\r |
289f6a14 | 197 | } FFOBJID;\r |
70702af1 L |
198 | \r |
199 | \r | |
200 | \r | |
53668523 L |
201 | /* File object structure (FIL) */\r |
202 | \r | |
203 | typedef struct {\r | |
289f6a14 | 204 | FFOBJID obj; /* Object identifier (must be the 1st member to detect invalid object pointer) */\r |
70702af1 | 205 | BYTE flag; /* File status flags */\r |
53668523 | 206 | BYTE err; /* Abort flag (error code) */\r |
70702af1 | 207 | FSIZE_t fptr; /* File read/write pointer (Zeroed on file open) */\r |
289f6a14 | 208 | DWORD clust; /* Current cluster of fpter (invalid when fptr is 0) */\r |
5630b930 | 209 | LBA_t sect; /* Sector number appearing in buf[] (0:invalid) */\r |
289f6a14 | 210 | #if !FF_FS_READONLY\r |
5630b930 | 211 | LBA_t dir_sect; /* Sector number containing the directory entry (not used at exFAT) */\r |
289f6a14 | 212 | BYTE* dir_ptr; /* Pointer to the directory entry in the win[] (not used at exFAT) */\r |
53668523 | 213 | #endif\r |
289f6a14 | 214 | #if FF_USE_FASTSEEK\r |
70702af1 | 215 | DWORD* cltbl; /* Pointer to the cluster link map table (nulled on open, set by application) */\r |
53668523 | 216 | #endif\r |
289f6a14 L |
217 | #if !FF_FS_TINY\r |
218 | BYTE buf[FF_MAX_SS]; /* File private data read/write window */\r | |
53668523 L |
219 | #endif\r |
220 | } FIL;\r | |
221 | \r | |
222 | \r | |
223 | \r | |
224 | /* Directory object structure (DIR) */\r | |
225 | \r | |
226 | typedef struct {\r | |
289f6a14 | 227 | FFOBJID obj; /* Object identifier */\r |
70702af1 | 228 | DWORD dptr; /* Current read/write offset */\r |
53668523 | 229 | DWORD clust; /* Current cluster */\r |
5630b930 | 230 | LBA_t sect; /* Current sector (0:Read operation has terminated) */\r |
70702af1 L |
231 | BYTE* dir; /* Pointer to the directory item in the win[] */\r |
232 | BYTE fn[12]; /* SFN (in/out) {body[8],ext[3],status[1]} */\r | |
289f6a14 | 233 | #if FF_USE_LFN\r |
70702af1 | 234 | DWORD blk_ofs; /* Offset of current entry block being processed (0xFFFFFFFF:Invalid) */\r |
53668523 | 235 | #endif\r |
289f6a14 | 236 | #if FF_USE_FIND\r |
70702af1 | 237 | const TCHAR* pat; /* Pointer to the name matching pattern */\r |
53668523 L |
238 | #endif\r |
239 | } DIR;\r | |
240 | \r | |
241 | \r | |
242 | \r | |
70702af1 | 243 | /* File information structure (FILINFO) */\r |
53668523 L |
244 | \r |
245 | typedef struct {\r | |
70702af1 L |
246 | FSIZE_t fsize; /* File size */\r |
247 | WORD fdate; /* Modified date */\r | |
248 | WORD ftime; /* Modified time */\r | |
249 | BYTE fattrib; /* File attribute */\r | |
289f6a14 | 250 | #if FF_USE_LFN\r |
5630b930 | 251 | TCHAR altname[FF_SFN_BUF + 1];/* Alternative file name */\r |
289f6a14 | 252 | TCHAR fname[FF_LFN_BUF + 1]; /* Primary file name */\r |
70702af1 | 253 | #else\r |
289f6a14 | 254 | TCHAR fname[12 + 1]; /* File name */\r |
53668523 L |
255 | #endif\r |
256 | } FILINFO;\r | |
257 | \r | |
258 | \r | |
259 | \r | |
5630b930 L |
260 | /* Format parameter structure (MKFS_PARM) */\r |
261 | \r | |
262 | typedef struct {\r | |
263 | BYTE fmt; /* Format option (FM_FAT, FM_FAT32, FM_EXFAT and FM_SFD) */\r | |
264 | BYTE n_fat; /* Number of FATs */\r | |
265 | UINT align; /* Data area alignment (sector) */\r | |
266 | UINT n_root; /* Number of root directory entries */\r | |
267 | DWORD au_size; /* Cluster size (byte) */\r | |
268 | } MKFS_PARM;\r | |
269 | \r | |
270 | \r | |
271 | \r | |
53668523 L |
272 | /* File function return code (FRESULT) */\r |
273 | \r | |
274 | typedef enum {\r | |
275 | FR_OK = 0, /* (0) Succeeded */\r | |
276 | FR_DISK_ERR, /* (1) A hard error occurred in the low level disk I/O layer */\r | |
277 | FR_INT_ERR, /* (2) Assertion failed */\r | |
278 | FR_NOT_READY, /* (3) The physical drive cannot work */\r | |
279 | FR_NO_FILE, /* (4) Could not find the file */\r | |
280 | FR_NO_PATH, /* (5) Could not find the path */\r | |
281 | FR_INVALID_NAME, /* (6) The path name format is invalid */\r | |
282 | FR_DENIED, /* (7) Access denied due to prohibited access or directory full */\r | |
283 | FR_EXIST, /* (8) Access denied due to prohibited access */\r | |
284 | FR_INVALID_OBJECT, /* (9) The file/directory object is invalid */\r | |
285 | FR_WRITE_PROTECTED, /* (10) The physical drive is write protected */\r | |
286 | FR_INVALID_DRIVE, /* (11) The logical drive number is invalid */\r | |
287 | FR_NOT_ENABLED, /* (12) The volume has no work area */\r | |
288 | FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume */\r | |
70702af1 | 289 | FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any problem */\r |
53668523 L |
290 | FR_TIMEOUT, /* (15) Could not get a grant to access the volume within defined period */\r |
291 | FR_LOCKED, /* (16) The operation is rejected according to the file sharing policy */\r | |
292 | FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */\r | |
289f6a14 | 293 | FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > FF_FS_LOCK */\r |
53668523 L |
294 | FR_INVALID_PARAMETER /* (19) Given parameter is invalid */\r |
295 | } FRESULT;\r | |
296 | \r | |
297 | \r | |
298 | \r | |
5630b930 L |
299 | \r |
300 | /*--------------------------------------------------------------*/\r | |
301 | /* FatFs Module Application Interface */\r | |
53668523 | 302 | /*--------------------------------------------------------------*/\r |
53668523 L |
303 | \r |
304 | FRESULT f_open (FIL* fp, const TCHAR* path, BYTE mode); /* Open or create a file */\r | |
305 | FRESULT f_close (FIL* fp); /* Close an open file object */\r | |
70702af1 L |
306 | FRESULT f_read (FIL* fp, void* buff, UINT btr, UINT* br); /* Read data from the file */\r |
307 | FRESULT f_write (FIL* fp, const void* buff, UINT btw, UINT* bw); /* Write data to the file */\r | |
308 | FRESULT f_lseek (FIL* fp, FSIZE_t ofs); /* Move file pointer of the file object */\r | |
309 | FRESULT f_truncate (FIL* fp); /* Truncate the file */\r | |
310 | FRESULT f_sync (FIL* fp); /* Flush cached data of the writing file */\r | |
53668523 L |
311 | FRESULT f_opendir (DIR* dp, const TCHAR* path); /* Open a directory */\r |
312 | FRESULT f_closedir (DIR* dp); /* Close an open directory */\r | |
313 | FRESULT f_readdir (DIR* dp, FILINFO* fno); /* Read a directory item */\r | |
70702af1 L |
314 | FRESULT f_findfirst (DIR* dp, FILINFO* fno, const TCHAR* path, const TCHAR* pattern); /* Find first file */\r |
315 | FRESULT f_findnext (DIR* dp, FILINFO* fno); /* Find next file */\r | |
53668523 L |
316 | FRESULT f_mkdir (const TCHAR* path); /* Create a sub directory */\r |
317 | FRESULT f_unlink (const TCHAR* path); /* Delete an existing file or directory */\r | |
318 | FRESULT f_rename (const TCHAR* path_old, const TCHAR* path_new); /* Rename/Move a file or directory */\r | |
319 | FRESULT f_stat (const TCHAR* path, FILINFO* fno); /* Get file status */\r | |
70702af1 L |
320 | FRESULT f_chmod (const TCHAR* path, BYTE attr, BYTE mask); /* Change attribute of a file/dir */\r |
321 | FRESULT f_utime (const TCHAR* path, const FILINFO* fno); /* Change timestamp of a file/dir */\r | |
53668523 L |
322 | FRESULT f_chdir (const TCHAR* path); /* Change current directory */\r |
323 | FRESULT f_chdrive (const TCHAR* path); /* Change current drive */\r | |
324 | FRESULT f_getcwd (TCHAR* buff, UINT len); /* Get current directory */\r | |
325 | FRESULT f_getfree (const TCHAR* path, DWORD* nclst, FATFS** fatfs); /* Get number of free clusters on the drive */\r | |
326 | FRESULT f_getlabel (const TCHAR* path, TCHAR* label, DWORD* vsn); /* Get volume label */\r | |
327 | FRESULT f_setlabel (const TCHAR* label); /* Set volume label */\r | |
70702af1 | 328 | FRESULT f_forward (FIL* fp, UINT(*func)(const BYTE*,UINT), UINT btf, UINT* bf); /* Forward data to the stream */\r |
5630b930 | 329 | FRESULT f_expand (FIL* fp, FSIZE_t fsz, BYTE opt); /* Allocate a contiguous block to the file */\r |
53668523 | 330 | FRESULT f_mount (FATFS* fs, const TCHAR* path, BYTE opt); /* Mount/Unmount a logical drive */\r |
5630b930 L |
331 | FRESULT f_mkfs (const TCHAR* path, const MKFS_PARM* opt, void* work, UINT len); /* Create a FAT volume */\r |
332 | FRESULT f_fdisk (BYTE pdrv, const LBA_t ptbl[], void* work); /* Divide a physical drive into some partitions */\r | |
289f6a14 | 333 | FRESULT f_setcp (WORD cp); /* Set current code page */\r |
53668523 L |
334 | int f_putc (TCHAR c, FIL* fp); /* Put a character to the file */\r |
335 | int f_puts (const TCHAR* str, FIL* cp); /* Put a string to the file */\r | |
336 | int f_printf (FIL* fp, const TCHAR* str, ...); /* Put a formatted string to the file */\r | |
337 | TCHAR* f_gets (TCHAR* buff, int len, FIL* fp); /* Get a string from the file */\r | |
338 | \r | |
5630b930 L |
339 | /* Some API fucntions are implemented as macro */\r |
340 | \r | |
70702af1 | 341 | #define f_eof(fp) ((int)((fp)->fptr == (fp)->obj.objsize))\r |
53668523 L |
342 | #define f_error(fp) ((fp)->err)\r |
343 | #define f_tell(fp) ((fp)->fptr)\r | |
70702af1 L |
344 | #define f_size(fp) ((fp)->obj.objsize)\r |
345 | #define f_rewind(fp) f_lseek((fp), 0)\r | |
346 | #define f_rewinddir(dp) f_readdir((dp), 0)\r | |
289f6a14 L |
347 | #define f_rmdir(path) f_unlink(path)\r |
348 | #define f_unmount(path) f_mount(0, path, 0)\r | |
53668523 | 349 | \r |
53668523 L |
350 | \r |
351 | \r | |
352 | \r | |
353 | /*--------------------------------------------------------------*/\r | |
5630b930 L |
354 | /* Additional Functions */\r |
355 | /*--------------------------------------------------------------*/\r | |
53668523 | 356 | \r |
5630b930 | 357 | /* RTC function (provided by user) */\r |
289f6a14 | 358 | #if !FF_FS_READONLY && !FF_FS_NORTC\r |
5630b930 | 359 | DWORD get_fattime (void); /* Get current time */\r |
53668523 L |
360 | #endif\r |
361 | \r | |
5630b930 L |
362 | \r |
363 | /* LFN support functions (defined in ffunicode.c) */\r | |
364 | \r | |
365 | #if FF_USE_LFN >= 1\r | |
289f6a14 L |
366 | WCHAR ff_oem2uni (WCHAR oem, WORD cp); /* OEM code to Unicode conversion */\r |
367 | WCHAR ff_uni2oem (DWORD uni, WORD cp); /* Unicode to OEM code conversion */\r | |
368 | DWORD ff_wtoupper (DWORD uni); /* Unicode upper-case conversion */\r | |
369 | #endif\r | |
53668523 | 370 | \r |
5630b930 L |
371 | \r |
372 | /* O/S dependent functions (samples available in ffsystem.c) */\r | |
373 | \r | |
374 | #if FF_USE_LFN == 3 /* Dynamic memory allocation */\r | |
375 | void* ff_memalloc (UINT msize); /* Allocate memory block */\r | |
376 | void ff_memfree (void* mblock); /* Free memory block */\r | |
377 | #endif\r | |
378 | #if FF_FS_REENTRANT /* Sync functions */\r | |
379 | int ff_mutex_create (int vol); /* Create a sync object */\r | |
380 | void ff_mutex_delete (int vol); /* Delete a sync object */\r | |
381 | int ff_mutex_take (int vol); /* Lock sync object */\r | |
382 | void ff_mutex_give (int vol); /* Unlock sync object */\r | |
53668523 L |
383 | #endif\r |
384 | \r | |
385 | \r | |
386 | \r | |
387 | \r | |
388 | /*--------------------------------------------------------------*/\r | |
5630b930 L |
389 | /* Flags and Offset Address */\r |
390 | /*--------------------------------------------------------------*/\r | |
53668523 | 391 | \r |
70702af1 | 392 | /* File access mode and open method flags (3rd argument of f_open) */\r |
53668523 | 393 | #define FA_READ 0x01\r |
53668523 | 394 | #define FA_WRITE 0x02\r |
70702af1 | 395 | #define FA_OPEN_EXISTING 0x00\r |
53668523 L |
396 | #define FA_CREATE_NEW 0x04\r |
397 | #define FA_CREATE_ALWAYS 0x08\r | |
398 | #define FA_OPEN_ALWAYS 0x10\r | |
70702af1 | 399 | #define FA_OPEN_APPEND 0x30\r |
53668523 | 400 | \r |
70702af1 L |
401 | /* Fast seek controls (2nd argument of f_lseek) */\r |
402 | #define CREATE_LINKMAP ((FSIZE_t)0 - 1)\r | |
53668523 | 403 | \r |
70702af1 L |
404 | /* Format options (2nd argument of f_mkfs) */\r |
405 | #define FM_FAT 0x01\r | |
406 | #define FM_FAT32 0x02\r | |
407 | #define FM_EXFAT 0x04\r | |
408 | #define FM_ANY 0x07\r | |
409 | #define FM_SFD 0x08\r | |
53668523 | 410 | \r |
70702af1 | 411 | /* Filesystem type (FATFS.fs_type) */\r |
53668523 L |
412 | #define FS_FAT12 1\r |
413 | #define FS_FAT16 2\r | |
414 | #define FS_FAT32 3\r | |
70702af1 | 415 | #define FS_EXFAT 4\r |
53668523 | 416 | \r |
70702af1 | 417 | /* File attribute bits for directory entry (FILINFO.fattrib) */\r |
53668523 L |
418 | #define AM_RDO 0x01 /* Read only */\r |
419 | #define AM_HID 0x02 /* Hidden */\r | |
420 | #define AM_SYS 0x04 /* System */\r | |
53668523 L |
421 | #define AM_DIR 0x10 /* Directory */\r |
422 | #define AM_ARC 0x20 /* Archive */\r | |
53668523 L |
423 | \r |
424 | \r | |
53668523 L |
425 | #ifdef __cplusplus\r |
426 | }\r | |
427 | #endif\r | |
428 | \r | |
289f6a14 | 429 | #endif /* FF_DEFINED */\r |