Toshihisa T / Mbed 2 deprecated ENVLogger

Dependencies:   ChaNFSSD mbed BMP085 SHT2x

ChaNFS/CHAN_FS/ff.h@9:9ca3db7ed7cb, 2012-02-27 (annotated)

Committer:
tosihisa
Date:
Mon Feb 27 16:20:15 2012 +0000
Revision:
9:9ca3db7ed7cb
V0.89.2. GPS recv data is OK.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tosihisa 9:9ca3db7ed7cb 1 /*---------------------------------------------------------------------------/
tosihisa 9:9ca3db7ed7cb 2 / FatFs - FAT file system module include file R0.08b (C)ChaN, 2011
tosihisa 9:9ca3db7ed7cb 3 /----------------------------------------------------------------------------/
tosihisa 9:9ca3db7ed7cb 4 / FatFs module is a generic FAT file system module for small embedded systems.
tosihisa 9:9ca3db7ed7cb 5 / This is a free software that opened for education, research and commercial
tosihisa 9:9ca3db7ed7cb 6 / developments under license policy of following trems.
tosihisa 9:9ca3db7ed7cb 7 /
tosihisa 9:9ca3db7ed7cb 8 / Copyright (C) 2011, ChaN, all right reserved.
tosihisa 9:9ca3db7ed7cb 9 /
tosihisa 9:9ca3db7ed7cb 10 / * The FatFs module is a free software and there is NO WARRANTY.
tosihisa 9:9ca3db7ed7cb 11 / * No restriction on use. You can use, modify and redistribute it for
tosihisa 9:9ca3db7ed7cb 12 / personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY.
tosihisa 9:9ca3db7ed7cb 13 / * Redistributions of source code must retain the above copyright notice.
tosihisa 9:9ca3db7ed7cb 14 /
tosihisa 9:9ca3db7ed7cb 15 /----------------------------------------------------------------------------*/
tosihisa 9:9ca3db7ed7cb 16
tosihisa 9:9ca3db7ed7cb 17 #ifndef _FATFS
tosihisa 9:9ca3db7ed7cb 18 #define _FATFS 8237 /* Revision ID */
tosihisa 9:9ca3db7ed7cb 19
tosihisa 9:9ca3db7ed7cb 20 #ifdef __cplusplus
tosihisa 9:9ca3db7ed7cb 21 extern "C" {
tosihisa 9:9ca3db7ed7cb 22 #endif
tosihisa 9:9ca3db7ed7cb 23
tosihisa 9:9ca3db7ed7cb 24 #include "integer.h" /* Basic integer types */
tosihisa 9:9ca3db7ed7cb 25 #include "ffconf.h" /* FatFs configuration options */
tosihisa 9:9ca3db7ed7cb 26
tosihisa 9:9ca3db7ed7cb 27 #if _FATFS != _FFCONF
tosihisa 9:9ca3db7ed7cb 28 #error Wrong configuration file (ffconf.h).
tosihisa 9:9ca3db7ed7cb 29 #endif
tosihisa 9:9ca3db7ed7cb 30
tosihisa 9:9ca3db7ed7cb 31
tosihisa 9:9ca3db7ed7cb 32
tosihisa 9:9ca3db7ed7cb 33 #define _DRIVES 4
tosihisa 9:9ca3db7ed7cb 34 /* Number of logical drives to be used. This affects the size of internal table. */
tosihisa 9:9ca3db7ed7cb 35 /* Definitions of volume management */
tosihisa 9:9ca3db7ed7cb 36
tosihisa 9:9ca3db7ed7cb 37 #if _MULTI_PARTITION /* Multiple partition configuration */
tosihisa 9:9ca3db7ed7cb 38 #define LD2PD(vol) (VolToPart[vol].pd) /* Get physical drive# */
tosihisa 9:9ca3db7ed7cb 39 #define LD2PT(vol) (VolToPart[vol].pt) /* Get partition# */
tosihisa 9:9ca3db7ed7cb 40 typedef struct {
tosihisa 9:9ca3db7ed7cb 41 BYTE pd; /* Physical drive# */
tosihisa 9:9ca3db7ed7cb 42 BYTE pt; /* Partition # (0-3) */
tosihisa 9:9ca3db7ed7cb 43 } PARTITION;
tosihisa 9:9ca3db7ed7cb 44 extern const PARTITION VolToPart[]; /* Volume - Physical location resolution table */
tosihisa 9:9ca3db7ed7cb 45
tosihisa 9:9ca3db7ed7cb 46 #else /* Single partition configuration */
tosihisa 9:9ca3db7ed7cb 47 #define LD2PD(vol) (vol) /* Logical drive# is bound to the same physical drive# */
tosihisa 9:9ca3db7ed7cb 48 #define LD2PT(vol) 0 /* Always mounts the 1st partition */
tosihisa 9:9ca3db7ed7cb 49
tosihisa 9:9ca3db7ed7cb 50 #endif
tosihisa 9:9ca3db7ed7cb 51
tosihisa 9:9ca3db7ed7cb 52
tosihisa 9:9ca3db7ed7cb 53
tosihisa 9:9ca3db7ed7cb 54 /* Type of path name strings on FatFs API */
tosihisa 9:9ca3db7ed7cb 55
tosihisa 9:9ca3db7ed7cb 56 #if _LFN_UNICODE /* Unicode string */
tosihisa 9:9ca3db7ed7cb 57 #if !_USE_LFN
tosihisa 9:9ca3db7ed7cb 58 #error _LFN_UNICODE must be 0 in non-LFN cfg.
tosihisa 9:9ca3db7ed7cb 59 #endif
tosihisa 9:9ca3db7ed7cb 60 #ifndef _INC_TCHAR
tosihisa 9:9ca3db7ed7cb 61 typedef WCHAR TCHAR;
tosihisa 9:9ca3db7ed7cb 62 #define _T(x) L ## x
tosihisa 9:9ca3db7ed7cb 63 #define _TEXT(x) L ## x
tosihisa 9:9ca3db7ed7cb 64 #endif
tosihisa 9:9ca3db7ed7cb 65
tosihisa 9:9ca3db7ed7cb 66 #else /* ANSI/OEM string */
tosihisa 9:9ca3db7ed7cb 67 #ifndef _INC_TCHAR
tosihisa 9:9ca3db7ed7cb 68 typedef char TCHAR;
tosihisa 9:9ca3db7ed7cb 69 #define _T(x) x
tosihisa 9:9ca3db7ed7cb 70 #define _TEXT(x) x
tosihisa 9:9ca3db7ed7cb 71 #endif
tosihisa 9:9ca3db7ed7cb 72
tosihisa 9:9ca3db7ed7cb 73 #endif
tosihisa 9:9ca3db7ed7cb 74
tosihisa 9:9ca3db7ed7cb 75
tosihisa 9:9ca3db7ed7cb 76
tosihisa 9:9ca3db7ed7cb 77 /* File system object structure (FATFS) */
tosihisa 9:9ca3db7ed7cb 78
tosihisa 9:9ca3db7ed7cb 79 typedef struct {
tosihisa 9:9ca3db7ed7cb 80 BYTE fs_type; /* FAT sub-type (0:Not mounted) */
tosihisa 9:9ca3db7ed7cb 81 BYTE drv; /* Physical drive number */
tosihisa 9:9ca3db7ed7cb 82 BYTE csize; /* Sectors per cluster (1,2,4...128) */
tosihisa 9:9ca3db7ed7cb 83 BYTE n_fats; /* Number of FAT copies (1,2) */
tosihisa 9:9ca3db7ed7cb 84 BYTE wflag; /* win[] dirty flag (1:must be written back) */
tosihisa 9:9ca3db7ed7cb 85 BYTE fsi_flag; /* fsinfo dirty flag (1:must be written back) */
tosihisa 9:9ca3db7ed7cb 86 WORD id; /* File system mount ID */
tosihisa 9:9ca3db7ed7cb 87 WORD n_rootdir; /* Number of root directory entries (FAT12/16) */
tosihisa 9:9ca3db7ed7cb 88 #if _MAX_SS != 512
tosihisa 9:9ca3db7ed7cb 89 WORD ssize; /* Bytes per sector (512,1024,2048,4096) */
tosihisa 9:9ca3db7ed7cb 90 #endif
tosihisa 9:9ca3db7ed7cb 91 #if _FS_REENTRANT
tosihisa 9:9ca3db7ed7cb 92 _SYNC_t sobj; /* Identifier of sync object */
tosihisa 9:9ca3db7ed7cb 93 #endif
tosihisa 9:9ca3db7ed7cb 94 #if !_FS_READONLY
tosihisa 9:9ca3db7ed7cb 95 DWORD last_clust; /* Last allocated cluster */
tosihisa 9:9ca3db7ed7cb 96 DWORD free_clust; /* Number of free clusters */
tosihisa 9:9ca3db7ed7cb 97 DWORD fsi_sector; /* fsinfo sector (FAT32) */
tosihisa 9:9ca3db7ed7cb 98 #endif
tosihisa 9:9ca3db7ed7cb 99 #if _FS_RPATH
tosihisa 9:9ca3db7ed7cb 100 DWORD cdir; /* Current directory start cluster (0:root) */
tosihisa 9:9ca3db7ed7cb 101 #endif
tosihisa 9:9ca3db7ed7cb 102 DWORD n_fatent; /* Number of FAT entries (= number of clusters + 2) */
tosihisa 9:9ca3db7ed7cb 103 DWORD fsize; /* Sectors per FAT */
tosihisa 9:9ca3db7ed7cb 104 DWORD fatbase; /* FAT start sector */
tosihisa 9:9ca3db7ed7cb 105 DWORD dirbase; /* Root directory start sector (FAT32:Cluster#) */
tosihisa 9:9ca3db7ed7cb 106 DWORD database; /* Data start sector */
tosihisa 9:9ca3db7ed7cb 107 DWORD winsect; /* Current sector appearing in the win[] */
tosihisa 9:9ca3db7ed7cb 108 BYTE win[_MAX_SS]; /* Disk access window for Directory, FAT (and Data on tiny cfg) */
tosihisa 9:9ca3db7ed7cb 109 } FATFS;
tosihisa 9:9ca3db7ed7cb 110
tosihisa 9:9ca3db7ed7cb 111
tosihisa 9:9ca3db7ed7cb 112
tosihisa 9:9ca3db7ed7cb 113 /* File object structure (FIL) */
tosihisa 9:9ca3db7ed7cb 114
tosihisa 9:9ca3db7ed7cb 115 typedef struct {
tosihisa 9:9ca3db7ed7cb 116 FATFS* fs; /* Pointer to the owner file system object */
tosihisa 9:9ca3db7ed7cb 117 WORD id; /* Owner file system mount ID */
tosihisa 9:9ca3db7ed7cb 118 BYTE flag; /* File status flags */
tosihisa 9:9ca3db7ed7cb 119 BYTE pad1;
tosihisa 9:9ca3db7ed7cb 120 DWORD fptr; /* File read/write pointer (0 on file open) */
tosihisa 9:9ca3db7ed7cb 121 DWORD fsize; /* File size */
tosihisa 9:9ca3db7ed7cb 122 DWORD sclust; /* File start cluster (0 when fsize==0) */
tosihisa 9:9ca3db7ed7cb 123 DWORD clust; /* Current cluster */
tosihisa 9:9ca3db7ed7cb 124 DWORD dsect; /* Current data sector */
tosihisa 9:9ca3db7ed7cb 125 #if !_FS_READONLY
tosihisa 9:9ca3db7ed7cb 126 DWORD dir_sect; /* Sector containing the directory entry */
tosihisa 9:9ca3db7ed7cb 127 BYTE* dir_ptr; /* Ponter to the directory entry in the window */
tosihisa 9:9ca3db7ed7cb 128 #endif
tosihisa 9:9ca3db7ed7cb 129 #if _USE_FASTSEEK
tosihisa 9:9ca3db7ed7cb 130 DWORD* cltbl; /* Pointer to the cluster link map table (null on file open) */
tosihisa 9:9ca3db7ed7cb 131 #endif
tosihisa 9:9ca3db7ed7cb 132 #if _FS_SHARE
tosihisa 9:9ca3db7ed7cb 133 UINT lockid; /* File lock ID (index of file semaphore table) */
tosihisa 9:9ca3db7ed7cb 134 #endif
tosihisa 9:9ca3db7ed7cb 135 #if !_FS_TINY
tosihisa 9:9ca3db7ed7cb 136 BYTE buf[_MAX_SS]; /* File data read/write buffer */
tosihisa 9:9ca3db7ed7cb 137 #endif
tosihisa 9:9ca3db7ed7cb 138 } FIL_t;
tosihisa 9:9ca3db7ed7cb 139
tosihisa 9:9ca3db7ed7cb 140
tosihisa 9:9ca3db7ed7cb 141
tosihisa 9:9ca3db7ed7cb 142 /* Directory object structure (DIR) */
tosihisa 9:9ca3db7ed7cb 143
tosihisa 9:9ca3db7ed7cb 144 typedef struct {
tosihisa 9:9ca3db7ed7cb 145 FATFS* fs; /* Pointer to the owner file system object */
tosihisa 9:9ca3db7ed7cb 146 WORD id; /* Owner file system mount ID */
tosihisa 9:9ca3db7ed7cb 147 WORD index; /* Current read/write index number */
tosihisa 9:9ca3db7ed7cb 148 DWORD sclust; /* Table start cluster (0:Root dir) */
tosihisa 9:9ca3db7ed7cb 149 DWORD clust; /* Current cluster */
tosihisa 9:9ca3db7ed7cb 150 DWORD sect; /* Current sector */
tosihisa 9:9ca3db7ed7cb 151 BYTE* dir; /* Pointer to the current SFN entry in the win[] */
tosihisa 9:9ca3db7ed7cb 152 BYTE* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */
tosihisa 9:9ca3db7ed7cb 153 #if _USE_LFN
tosihisa 9:9ca3db7ed7cb 154 WCHAR* lfn; /* Pointer to the LFN working buffer */
tosihisa 9:9ca3db7ed7cb 155 WORD lfn_idx; /* Last matched LFN index number (0xFFFF:No LFN) */
tosihisa 9:9ca3db7ed7cb 156 #endif
tosihisa 9:9ca3db7ed7cb 157 } DIR_t;
tosihisa 9:9ca3db7ed7cb 158
tosihisa 9:9ca3db7ed7cb 159
tosihisa 9:9ca3db7ed7cb 160
tosihisa 9:9ca3db7ed7cb 161 /* File status structure (FILINFO) */
tosihisa 9:9ca3db7ed7cb 162
tosihisa 9:9ca3db7ed7cb 163 typedef struct {
tosihisa 9:9ca3db7ed7cb 164 DWORD fsize; /* File size */
tosihisa 9:9ca3db7ed7cb 165 WORD fdate; /* Last modified date */
tosihisa 9:9ca3db7ed7cb 166 WORD ftime; /* Last modified time */
tosihisa 9:9ca3db7ed7cb 167 BYTE fattrib; /* Attribute */
tosihisa 9:9ca3db7ed7cb 168 TCHAR fname[13]; /* Short file name (8.3 format) */
tosihisa 9:9ca3db7ed7cb 169 #if _USE_LFN
tosihisa 9:9ca3db7ed7cb 170 TCHAR* lfname; /* Pointer to the LFN buffer */
tosihisa 9:9ca3db7ed7cb 171 UINT lfsize; /* Size of LFN buffer in TCHAR */
tosihisa 9:9ca3db7ed7cb 172 #endif
tosihisa 9:9ca3db7ed7cb 173 } FILINFO;
tosihisa 9:9ca3db7ed7cb 174
tosihisa 9:9ca3db7ed7cb 175
tosihisa 9:9ca3db7ed7cb 176
tosihisa 9:9ca3db7ed7cb 177 /* File function return code (FRESULT) */
tosihisa 9:9ca3db7ed7cb 178
tosihisa 9:9ca3db7ed7cb 179 typedef enum {
tosihisa 9:9ca3db7ed7cb 180 FR_OK = 0, /* (0) Succeeded */
tosihisa 9:9ca3db7ed7cb 181 FR_DISK_ERR, /* (1) A hard error occured in the low level disk I/O layer */
tosihisa 9:9ca3db7ed7cb 182 FR_INT_ERR, /* (2) Assertion failed */
tosihisa 9:9ca3db7ed7cb 183 FR_NOT_READY, /* (3) The physical drive cannot work */
tosihisa 9:9ca3db7ed7cb 184 FR_NO_FILE, /* (4) Could not find the file */
tosihisa 9:9ca3db7ed7cb 185 FR_NO_PATH, /* (5) Could not find the path */
tosihisa 9:9ca3db7ed7cb 186 FR_INVALID_NAME, /* (6) The path name format is invalid */
tosihisa 9:9ca3db7ed7cb 187 FR_DENIED, /* (7) Acces denied due to prohibited access or directory full */
tosihisa 9:9ca3db7ed7cb 188 FR_EXIST, /* (8) Acces denied due to prohibited access */
tosihisa 9:9ca3db7ed7cb 189 FR_INVALID_OBJECT, /* (9) The file/directory object is invalid */
tosihisa 9:9ca3db7ed7cb 190 FR_WRITE_PROTECTED, /* (10) The physical drive is write protected */
tosihisa 9:9ca3db7ed7cb 191 FR_INVALID_DRIVE, /* (11) The logical drive number is invalid */
tosihisa 9:9ca3db7ed7cb 192 FR_NOT_ENABLED, /* (12) The volume has no work area */
tosihisa 9:9ca3db7ed7cb 193 FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume on the physical drive */
tosihisa 9:9ca3db7ed7cb 194 FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any parameter error */
tosihisa 9:9ca3db7ed7cb 195 FR_TIMEOUT, /* (15) Could not get a grant to access the volume within defined period */
tosihisa 9:9ca3db7ed7cb 196 FR_LOCKED, /* (16) The operation is rejected according to the file shareing policy */
tosihisa 9:9ca3db7ed7cb 197 FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */
tosihisa 9:9ca3db7ed7cb 198 FR_TOO_MANY_OPEN_FILES /* (18) Number of open files > _FS_SHARE */
tosihisa 9:9ca3db7ed7cb 199 } FRESULT;
tosihisa 9:9ca3db7ed7cb 200
tosihisa 9:9ca3db7ed7cb 201
tosihisa 9:9ca3db7ed7cb 202
tosihisa 9:9ca3db7ed7cb 203 /*--------------------------------------------------------------*/
tosihisa 9:9ca3db7ed7cb 204 /* FatFs module application interface */
tosihisa 9:9ca3db7ed7cb 205
tosihisa 9:9ca3db7ed7cb 206 FRESULT f_mount (BYTE, FATFS*); /* Mount/Unmount a logical drive */
tosihisa 9:9ca3db7ed7cb 207 FRESULT f_open (FIL_t*, const TCHAR*, BYTE); /* Open or create a file */
tosihisa 9:9ca3db7ed7cb 208 FRESULT f_read (FIL_t*, void*, UINT, UINT*); /* Read data from a file */
tosihisa 9:9ca3db7ed7cb 209 FRESULT f_lseek (FIL_t*, DWORD); /* Move file pointer of a file object */
tosihisa 9:9ca3db7ed7cb 210 FRESULT f_close (FIL_t*); /* Close an open file object */
tosihisa 9:9ca3db7ed7cb 211 FRESULT f_opendir (DIR_t*, const TCHAR*); /* Open an existing directory */
tosihisa 9:9ca3db7ed7cb 212 FRESULT f_readdir (DIR_t*, FILINFO*); /* Read a directory item */
tosihisa 9:9ca3db7ed7cb 213 FRESULT f_stat (const TCHAR*, FILINFO*); /* Get file status */
tosihisa 9:9ca3db7ed7cb 214 FRESULT f_write (FIL_t*, const void*, UINT, UINT*); /* Write data to a file */
tosihisa 9:9ca3db7ed7cb 215 FRESULT f_getfree (const TCHAR*, DWORD*, FATFS**); /* Get number of free clusters on the drive */
tosihisa 9:9ca3db7ed7cb 216 FRESULT f_truncate (FIL_t*); /* Truncate file */
tosihisa 9:9ca3db7ed7cb 217 FRESULT f_sync (FIL_t*); /* Flush cached data of a writing file */
tosihisa 9:9ca3db7ed7cb 218 FRESULT f_unlink (const TCHAR*); /* Delete an existing file or directory */
tosihisa 9:9ca3db7ed7cb 219 FRESULT f_mkdir (const TCHAR*); /* Create a new directory */
tosihisa 9:9ca3db7ed7cb 220 FRESULT f_chmod (const TCHAR*, BYTE, BYTE); /* Change attriburte of the file/dir */
tosihisa 9:9ca3db7ed7cb 221 FRESULT f_utime (const TCHAR*, const FILINFO*); /* Change timestamp of the file/dir */
tosihisa 9:9ca3db7ed7cb 222 FRESULT f_rename (const TCHAR*, const TCHAR*); /* Rename/Move a file or directory */
tosihisa 9:9ca3db7ed7cb 223 FRESULT f_forward (FIL_t*, UINT(*)(const BYTE*,UINT), UINT, UINT*); /* Forward data to the stream */
tosihisa 9:9ca3db7ed7cb 224 FRESULT f_mkfs (BYTE, BYTE, UINT); /* Create a file system on the drive */
tosihisa 9:9ca3db7ed7cb 225 FRESULT f_chdrive (BYTE); /* Change current drive */
tosihisa 9:9ca3db7ed7cb 226 FRESULT f_chdir (const TCHAR*); /* Change current directory */
tosihisa 9:9ca3db7ed7cb 227 FRESULT f_getcwd (TCHAR*, UINT); /* Get current directory */
tosihisa 9:9ca3db7ed7cb 228 int f_putc (TCHAR, FIL_t*); /* Put a character to the file */
tosihisa 9:9ca3db7ed7cb 229 int f_puts (const TCHAR*, FIL_t*); /* Put a string to the file */
tosihisa 9:9ca3db7ed7cb 230 int f_printf (FIL_t*, const TCHAR*, ...); /* Put a formatted string to the file */
tosihisa 9:9ca3db7ed7cb 231 TCHAR* f_gets (TCHAR*, int, FIL_t*); /* Get a string from the file */
tosihisa 9:9ca3db7ed7cb 232
tosihisa 9:9ca3db7ed7cb 233 #ifndef EOF
tosihisa 9:9ca3db7ed7cb 234 #define EOF (-1)
tosihisa 9:9ca3db7ed7cb 235 #endif
tosihisa 9:9ca3db7ed7cb 236
tosihisa 9:9ca3db7ed7cb 237 #define f_eof(fp) (((fp)->fptr == (fp)->fsize) ? 1 : 0)
tosihisa 9:9ca3db7ed7cb 238 #define f_error(fp) (((fp)->flag & FA__ERROR) ? 1 : 0)
tosihisa 9:9ca3db7ed7cb 239 #define f_tell(fp) ((fp)->fptr)
tosihisa 9:9ca3db7ed7cb 240 #define f_size(fp) ((fp)->fsize)
tosihisa 9:9ca3db7ed7cb 241
tosihisa 9:9ca3db7ed7cb 242
tosihisa 9:9ca3db7ed7cb 243
tosihisa 9:9ca3db7ed7cb 244
tosihisa 9:9ca3db7ed7cb 245 /*--------------------------------------------------------------*/
tosihisa 9:9ca3db7ed7cb 246 /* Additional user defined functions */
tosihisa 9:9ca3db7ed7cb 247
tosihisa 9:9ca3db7ed7cb 248 /* RTC function */
tosihisa 9:9ca3db7ed7cb 249 #if !_FS_READONLY
tosihisa 9:9ca3db7ed7cb 250 DWORD get_fattime (void);
tosihisa 9:9ca3db7ed7cb 251 #endif
tosihisa 9:9ca3db7ed7cb 252
tosihisa 9:9ca3db7ed7cb 253 /* Unicode support functions */
tosihisa 9:9ca3db7ed7cb 254 #if _USE_LFN /* Unicode - OEM code conversion */
tosihisa 9:9ca3db7ed7cb 255 WCHAR ff_convert (WCHAR, UINT); /* OEM-Unicode bidirectional conversion */
tosihisa 9:9ca3db7ed7cb 256 WCHAR ff_wtoupper (WCHAR); /* Unicode upper-case conversion */
tosihisa 9:9ca3db7ed7cb 257 #if _USE_LFN == 3 /* Memory functions */
tosihisa 9:9ca3db7ed7cb 258 void* ff_memalloc (UINT); /* Allocate memory block */
tosihisa 9:9ca3db7ed7cb 259 void ff_memfree (void*); /* Free memory block */
tosihisa 9:9ca3db7ed7cb 260 #endif
tosihisa 9:9ca3db7ed7cb 261 #endif
tosihisa 9:9ca3db7ed7cb 262
tosihisa 9:9ca3db7ed7cb 263 /* Sync functions */
tosihisa 9:9ca3db7ed7cb 264 #if _FS_REENTRANT
tosihisa 9:9ca3db7ed7cb 265 int ff_cre_syncobj (BYTE, _SYNC_t*);/* Create a sync object */
tosihisa 9:9ca3db7ed7cb 266 int ff_req_grant (_SYNC_t); /* Lock sync object */
tosihisa 9:9ca3db7ed7cb 267 void ff_rel_grant (_SYNC_t); /* Unlock sync object */
tosihisa 9:9ca3db7ed7cb 268 int ff_del_syncobj (_SYNC_t); /* Delete a sync object */
tosihisa 9:9ca3db7ed7cb 269 #endif
tosihisa 9:9ca3db7ed7cb 270
tosihisa 9:9ca3db7ed7cb 271
tosihisa 9:9ca3db7ed7cb 272
tosihisa 9:9ca3db7ed7cb 273
tosihisa 9:9ca3db7ed7cb 274 /*--------------------------------------------------------------*/
tosihisa 9:9ca3db7ed7cb 275 /* Flags and offset address */
tosihisa 9:9ca3db7ed7cb 276
tosihisa 9:9ca3db7ed7cb 277
tosihisa 9:9ca3db7ed7cb 278 /* File access control and file status flags (FIL.flag) */
tosihisa 9:9ca3db7ed7cb 279
tosihisa 9:9ca3db7ed7cb 280 #define FA_READ 0x01
tosihisa 9:9ca3db7ed7cb 281 #define FA_OPEN_EXISTING 0x00
tosihisa 9:9ca3db7ed7cb 282 #define FA__ERROR 0x80
tosihisa 9:9ca3db7ed7cb 283
tosihisa 9:9ca3db7ed7cb 284 #if !_FS_READONLY
tosihisa 9:9ca3db7ed7cb 285 #define FA_WRITE 0x02
tosihisa 9:9ca3db7ed7cb 286 #define FA_CREATE_NEW 0x04
tosihisa 9:9ca3db7ed7cb 287 #define FA_CREATE_ALWAYS 0x08
tosihisa 9:9ca3db7ed7cb 288 #define FA_OPEN_ALWAYS 0x10
tosihisa 9:9ca3db7ed7cb 289 #define FA__WRITTEN 0x20
tosihisa 9:9ca3db7ed7cb 290 #define FA__DIRTY 0x40
tosihisa 9:9ca3db7ed7cb 291 #endif
tosihisa 9:9ca3db7ed7cb 292
tosihisa 9:9ca3db7ed7cb 293
tosihisa 9:9ca3db7ed7cb 294 /* FAT sub type (FATFS.fs_type) */
tosihisa 9:9ca3db7ed7cb 295
tosihisa 9:9ca3db7ed7cb 296 #define FS_FAT12 1
tosihisa 9:9ca3db7ed7cb 297 #define FS_FAT16 2
tosihisa 9:9ca3db7ed7cb 298 #define FS_FAT32 3
tosihisa 9:9ca3db7ed7cb 299
tosihisa 9:9ca3db7ed7cb 300
tosihisa 9:9ca3db7ed7cb 301 /* File attribute bits for directory entry */
tosihisa 9:9ca3db7ed7cb 302
tosihisa 9:9ca3db7ed7cb 303 #define AM_RDO 0x01 /* Read only */
tosihisa 9:9ca3db7ed7cb 304 #define AM_HID 0x02 /* Hidden */
tosihisa 9:9ca3db7ed7cb 305 #define AM_SYS 0x04 /* System */
tosihisa 9:9ca3db7ed7cb 306 #define AM_VOL 0x08 /* Volume label */
tosihisa 9:9ca3db7ed7cb 307 #define AM_LFN 0x0F /* LFN entry */
tosihisa 9:9ca3db7ed7cb 308 #define AM_DIR 0x10 /* Directory */
tosihisa 9:9ca3db7ed7cb 309 #define AM_ARC 0x20 /* Archive */
tosihisa 9:9ca3db7ed7cb 310 #define AM_MASK 0x3F /* Mask of defined bits */
tosihisa 9:9ca3db7ed7cb 311
tosihisa 9:9ca3db7ed7cb 312
tosihisa 9:9ca3db7ed7cb 313 /* Fast seek function */
tosihisa 9:9ca3db7ed7cb 314 #define CREATE_LINKMAP 0xFFFFFFFF
tosihisa 9:9ca3db7ed7cb 315
tosihisa 9:9ca3db7ed7cb 316
tosihisa 9:9ca3db7ed7cb 317
tosihisa 9:9ca3db7ed7cb 318 /*--------------------------------*/
tosihisa 9:9ca3db7ed7cb 319 /* Multi-byte word access macros */
tosihisa 9:9ca3db7ed7cb 320
tosihisa 9:9ca3db7ed7cb 321 #if _WORD_ACCESS == 1 /* Enable word access to the FAT structure */
tosihisa 9:9ca3db7ed7cb 322 #define LD_WORD(ptr) (WORD)(*(WORD*)(BYTE*)(ptr))
tosihisa 9:9ca3db7ed7cb 323 #define LD_DWORD(ptr) (DWORD)(*(DWORD*)(BYTE*)(ptr))
tosihisa 9:9ca3db7ed7cb 324 #define ST_WORD(ptr,val) *(WORD*)(BYTE*)(ptr)=(WORD)(val)
tosihisa 9:9ca3db7ed7cb 325 #define ST_DWORD(ptr,val) *(DWORD*)(BYTE*)(ptr)=(DWORD)(val)
tosihisa 9:9ca3db7ed7cb 326 #else /* Use byte-by-byte access to the FAT structure */
tosihisa 9:9ca3db7ed7cb 327 #define LD_WORD(ptr) (WORD)(((WORD)*((BYTE*)(ptr)+1)<<8)|(WORD)*(BYTE*)(ptr))
tosihisa 9:9ca3db7ed7cb 328 #define LD_DWORD(ptr) (DWORD)(((DWORD)*((BYTE*)(ptr)+3)<<24)|((DWORD)*((BYTE*)(ptr)+2)<<16)|((WORD)*((BYTE*)(ptr)+1)<<8)|*(BYTE*)(ptr))
tosihisa 9:9ca3db7ed7cb 329 #define ST_WORD(ptr,val) *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8)
tosihisa 9:9ca3db7ed7cb 330 #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)
tosihisa 9:9ca3db7ed7cb 331 #endif
tosihisa 9:9ca3db7ed7cb 332
tosihisa 9:9ca3db7ed7cb 333 #ifdef __cplusplus
tosihisa 9:9ca3db7ed7cb 334 }
tosihisa 9:9ca3db7ed7cb 335 #endif
tosihisa 9:9ca3db7ed7cb 336
tosihisa 9:9ca3db7ed7cb 337 #endif /* _FATFS */