diff options
Diffstat (limited to 'Projects/Webserver/Lib/FATFs/ff.h')
| -rw-r--r-- | Projects/Webserver/Lib/FATFs/ff.h | 357 |
1 files changed, 187 insertions, 170 deletions
diff --git a/Projects/Webserver/Lib/FATFs/ff.h b/Projects/Webserver/Lib/FATFs/ff.h index 69bfd3109..d7397042c 100644 --- a/Projects/Webserver/Lib/FATFs/ff.h +++ b/Projects/Webserver/Lib/FATFs/ff.h @@ -1,5 +1,5 @@ /*---------------------------------------------------------------------------/ -/ FatFs - FAT file system module include file R0.07e (C)ChaN, 2010 +/ FatFs - FAT file system module include file R0.08 (C)ChaN, 2010 /----------------------------------------------------------------------------/ / FatFs module is a generic FAT file system module for small embedded systems. / This is a free software that opened for education, research and commercial @@ -11,15 +11,20 @@ / * No restriction on use. You can use, modify and redistribute it for / personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY. / * Redistributions of source code must retain the above copyright notice. +/ /----------------------------------------------------------------------------*/ #ifndef _FATFS -#define _FATFS 0x007E +#define _FATFS 8085 /* Revision ID */ + +#ifdef __cplusplus +extern "C" { +#endif #include "integer.h" /* Basic integer types */ #include "ffconf.h" /* FatFs configuration options */ -#if _FATFS != _FFCONFIG +#if _FATFS != _FFCONF #error Wrong configuration file (ffconf.h). #endif @@ -219,50 +224,18 @@ -/* Character code support macros */ - -#define IsUpper(c) (((c)>='A')&&((c)<='Z')) -#define IsLower(c) (((c)>='a')&&((c)<='z')) - -#if _DF1S /* DBCS configuration */ - -#ifdef _DF2S /* Two 1st byte areas */ -#define IsDBCS1(c) (((BYTE)(c) >= _DF1S && (BYTE)(c) <= _DF1E) || ((BYTE)(c) >= _DF2S && (BYTE)(c) <= _DF2E)) -#else /* One 1st byte area */ -#define IsDBCS1(c) ((BYTE)(c) >= _DF1S && (BYTE)(c) <= _DF1E) -#endif - -#ifdef _DS3S /* Three 2nd byte areas */ -#define IsDBCS2(c) (((BYTE)(c) >= _DS1S && (BYTE)(c) <= _DS1E) || ((BYTE)(c) >= _DS2S && (BYTE)(c) <= _DS2E) || ((BYTE)(c) >= _DS3S && (BYTE)(c) <= _DS3E)) -#else /* Two 2nd byte areas */ -#define IsDBCS2(c) (((BYTE)(c) >= _DS1S && (BYTE)(c) <= _DS1E) || ((BYTE)(c) >= _DS2S && (BYTE)(c) <= _DS2E)) -#endif - -#else /* SBCS configuration */ - -#define IsDBCS1(c) 0 -#define IsDBCS2(c) 0 - -#endif /* _DF1S */ - - - -/* Definitions corresponds to multi partition */ +/* Definitions corresponds to volume management */ #if _MULTI_PARTITION /* Multiple partition configuration */ - -typedef struct _PARTITION { +#define LD2PD(drv) (Drives[drv].pd) /* Get physical drive# */ +#define LD2PT(drv) (Drives[drv].pt) /* Get partition# */ +typedef struct { BYTE pd; /* Physical drive# */ BYTE pt; /* Partition # (0-3) */ } PARTITION; - -extern -const PARTITION Drives[]; /* Logical drive# to physical location conversion table */ -#define LD2PD(drv) (Drives[drv].pd) /* Get physical drive# */ -#define LD2PT(drv) (Drives[drv].pt) /* Get partition# */ +extern const PARTITION Drives[]; /* Logical drive# to physical location conversion table */ #else /* Single partition configuration */ - #define LD2PD(drv) (drv) /* Physical drive# is equal to the logical drive# */ #define LD2PT(drv) 0 /* Always mounts the 1st partition */ @@ -270,120 +243,142 @@ const PARTITION Drives[]; /* Logical drive# to physical location conversion ta -/* Definitions corresponds to multiple sector size */ +/* Type of path name strings on FatFs API */ -#if _MAX_SS == 512 /* Single sector size */ -#define SS(fs) 512U - -#elif _MAX_SS == 1024 || _MAX_SS == 2048 || _MAX_SS == 4096 /* Multiple sector size */ -#define SS(fs) ((fs)->s_size) +#if _LFN_UNICODE /* Unicode string */ +#if !_USE_LFN +#error _LFN_UNICODE must be 0 in non-LFN cfg. +#endif +#ifndef _INC_TCHAR +typedef WCHAR TCHAR; +#define _T(x) L ## x +#define _TEXT(x) L ## x +#endif -#else -#error Sector size must be 512, 1024, 2048 or 4096. +#else /* ANSI/OEM string */ +#ifndef _INC_TCHAR +typedef char TCHAR; +#define _T(x) x +#define _TEXT(x) x +#endif #endif -/* Type of file name on FatFs API */ +/* Definitions corresponds to file shareing feature */ -#if _LFN_UNICODE && _USE_LFN -typedef WCHAR XCHAR; /* Unicode */ -#else -typedef char XCHAR; /* SBCS, DBCS */ +#if _FS_SHARE +#if _FS_READONLY +#error _FS_SHARE must be 0 on R/O cfg. +#endif +typedef struct { + DWORD clu; /* File ID 1, directory */ + WORD idx; /* File ID 2, index in the directory */ + WORD ctr; /* File open counter, 0:none, 0x01..0xFF:read open count, 0x100:in write open */ +} FILESEM; #endif -/* File system object structure */ +/* File system object structure (FATFS) */ -typedef struct _FATFS_ { - BYTE fs_type; /* FAT sub type */ - BYTE drive; /* Physical drive number */ - BYTE csize; /* Number of sectors per cluster */ - BYTE n_fats; /* Number of FAT copies */ - BYTE wflag; /* win[] dirty flag (1:must be written back) */ - BYTE fsi_flag; /* fsinfo dirty flag (1:must be written back) */ - WORD id; /* File system mount ID */ - WORD n_rootdir; /* Number of root directory entries (0 on FAT32) */ -#if _FS_REENTRANT - _SYNC_t sobj; /* Identifier of sync object */ -#endif +typedef struct { + BYTE fs_type; /* FAT sub-type (0:Not mounted) */ + BYTE drv; /* Physical drive number */ + BYTE csize; /* Sectors per cluster (1,2,4...128) */ + BYTE n_fats; /* Number of FAT copies (1,2) */ + BYTE wflag; /* win[] dirty flag (1:must be written back) */ + BYTE fsi_flag; /* fsinfo dirty flag (1:must be written back) */ + WORD id; /* File system mount ID */ + WORD n_rootdir; /* Number of root directory entries (FAT12/16) */ #if _MAX_SS != 512 - WORD s_size; /* Sector size */ + WORD ssize; /* Bytes per sector (512,1024,2048,4096) */ +#endif +#if _FS_REENTRANT + _SYNC_t sobj; /* Identifier of sync object */ #endif #if !_FS_READONLY - DWORD last_clust; /* Last allocated cluster */ - DWORD free_clust; /* Number of free clusters */ - DWORD fsi_sector; /* fsinfo sector */ + DWORD last_clust; /* Last allocated cluster */ + DWORD free_clust; /* Number of free clusters */ + DWORD fsi_sector; /* fsinfo sector (FAT32) */ #endif #if _FS_RPATH - DWORD cdir; /* Current directory (0:root)*/ -#endif - DWORD sects_fat; /* Sectors per fat */ - DWORD max_clust; /* Maximum cluster# + 1. Number of clusters is max_clust - 2 */ - DWORD fatbase; /* FAT start sector */ - DWORD dirbase; /* Root directory start sector (Cluster# on FAT32) */ - DWORD database; /* Data start sector */ - DWORD winsect; /* Current sector appearing in the win[] */ - BYTE win[_MAX_SS];/* Disk access window for Directory/FAT */ + DWORD cdir; /* Current directory start cluster (0:root) */ +#endif + DWORD n_fatent; /* Number of FAT entries (= number of clusters + 2) */ + DWORD fsize; /* Sectors per FAT */ + DWORD fatbase; /* FAT start sector */ + DWORD dirbase; /* Root directory start sector (FAT32:Cluster#) */ + DWORD database; /* Data start sector */ + DWORD winsect; /* Current sector appearing in the win[] */ + BYTE win[_MAX_SS]; /* Disk access window for Directory, FAT (and Data on tiny cfg) */ +#if _FS_SHARE + FILESEM flsem[_FS_SHARE]; /* File lock semaphores */ +#endif } FATFS; -/* Directory object structure */ +/* File object structure (FIL) */ -typedef struct _DIR_ { - FATFS* fs; /* Pointer to the owner file system object */ - WORD id; /* Owner file system mount ID */ - WORD index; /* Current read/write index number */ - DWORD sclust; /* Table start cluster (0:Static table) */ - DWORD clust; /* Current cluster */ - DWORD sect; /* Current sector */ - BYTE* dir; /* Pointer to the current SFN entry in the win[] */ - BYTE* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */ -#if _USE_LFN - WCHAR* lfn; /* Pointer to the LFN working buffer */ - WORD lfn_idx; /* Last matched LFN index number (0xFFFF:No LFN) */ +typedef struct { + FATFS* fs; /* Pointer to the owner file system object */ + WORD id; /* Owner file system mount ID */ + BYTE flag; /* File status flags */ + BYTE pad1; + DWORD fptr; /* File read/write pointer */ + DWORD fsize; /* File size */ + DWORD org_clust; /* File start cluster (0 when fsize==0) */ + DWORD curr_clust; /* Current cluster */ + DWORD dsect; /* Current data sector */ +#if !_FS_READONLY + DWORD dir_sect; /* Sector containing the directory entry */ + BYTE* dir_ptr; /* Ponter to the directory entry in the window */ #endif -} DIR; +#if _USE_FASTSEEK + DWORD* cltbl; /* Pointer to the cluster link map table */ +#endif +#if _FS_SHARE + UINT lockid; /* File lock ID */ +#endif +#if !_FS_TINY + BYTE buf[_MAX_SS]; /* File data read/write buffer */ +#endif +} FIL; -/* File object structure */ +/* Directory object structure (DIR) */ -typedef struct _FIL_ { - FATFS* fs; /* Pointer to the owner file system object */ - WORD id; /* Owner file system mount ID */ - BYTE flag; /* File status flags */ - BYTE csect; /* Sector address in the cluster */ - DWORD fptr; /* File R/W pointer */ - DWORD fsize; /* File size */ - DWORD org_clust; /* File start cluster */ - DWORD curr_clust; /* Current cluster */ - DWORD dsect; /* Current data sector */ -#if !_FS_READONLY - DWORD dir_sect; /* Sector containing the directory entry */ - BYTE* dir_ptr; /* Ponter to the directory entry in the window */ -#endif -#if !_FS_TINY - BYTE buf[_MAX_SS];/* File R/W buffer */ +typedef struct { + FATFS* fs; /* Pointer to the owner file system object */ + WORD id; /* Owner file system mount ID */ + WORD index; /* Current read/write index number */ + DWORD sclust; /* Table start cluster (0:Root dir) */ + DWORD clust; /* Current cluster */ + DWORD sect; /* Current sector */ + BYTE* dir; /* Pointer to the current SFN entry in the win[] */ + BYTE* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */ +#if _USE_LFN + WCHAR* lfn; /* Pointer to the LFN working buffer */ + WORD lfn_idx; /* Last matched LFN index number (0xFFFF:No LFN) */ #endif -} FIL; +} DIR; -/* File status structure */ +/* File status structure (FILINFO) */ -typedef struct _FILINFO_ { - DWORD fsize; /* File size */ - WORD fdate; /* Last modified date */ - WORD ftime; /* Last modified time */ - BYTE fattrib; /* Attribute */ - char fname[13]; /* Short file name (8.3 format) */ +typedef struct { + DWORD fsize; /* File size */ + WORD fdate; /* Last modified date */ + WORD ftime; /* Last modified time */ + BYTE fattrib; /* Attribute */ + TCHAR fname[13]; /* Short file name (8.3 format) */ #if _USE_LFN - XCHAR* lfname; /* Pointer to the LFN buffer */ - int lfsize; /* Size of LFN buffer [chrs] */ + TCHAR* lfname; /* Pointer to the LFN buffer */ + int lfsize; /* Size of LFN buffer [chrs] */ #endif } FILINFO; @@ -392,22 +387,25 @@ typedef struct _FILINFO_ { /* File function return code (FRESULT) */ typedef enum { - FR_OK = 0, /* 0 */ - FR_DISK_ERR, /* 1 */ - FR_INT_ERR, /* 2 */ - FR_NOT_READY, /* 3 */ - FR_NO_FILE, /* 4 */ - FR_NO_PATH, /* 5 */ - FR_INVALID_NAME, /* 6 */ - FR_DENIED, /* 7 */ - FR_EXIST, /* 8 */ - FR_INVALID_OBJECT, /* 9 */ - FR_WRITE_PROTECTED, /* 10 */ - FR_INVALID_DRIVE, /* 11 */ - FR_NOT_ENABLED, /* 12 */ - FR_NO_FILESYSTEM, /* 13 */ - FR_MKFS_ABORTED, /* 14 */ - FR_TIMEOUT /* 15 */ + FR_OK = 0, /* (0) Succeeded */ + FR_DISK_ERR, /* (1) A hard error occured 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) Acces denied due to prohibited access or directory full */ + FR_EXIST, /* (8) Acces 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 on the physical drive */ + FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any parameter error */ + 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 shareing policy */ + FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */ + FR_TOO_MANY_OPEN_FILES /* (18) Number of open files > _FS_SHARE */ } FRESULT; @@ -416,66 +414,77 @@ typedef enum { /* FatFs module application interface */ FRESULT f_mount (BYTE, FATFS*); /* Mount/Unmount a logical drive */ -FRESULT f_open (FIL*, const XCHAR*, BYTE); /* Open or create a file */ +FRESULT f_open (FIL*, const TCHAR*, BYTE); /* Open or create a file */ FRESULT f_read (FIL*, void*, UINT, UINT*); /* Read data from a file */ -FRESULT f_write (FIL*, const void*, UINT, UINT*); /* Write data to a file */ FRESULT f_lseek (FIL*, DWORD); /* Move file pointer of a file object */ FRESULT f_close (FIL*); /* Close an open file object */ -FRESULT f_opendir (DIR*, const XCHAR*); /* Open an existing directory */ +FRESULT f_opendir (DIR*, const TCHAR*); /* Open an existing directory */ FRESULT f_readdir (DIR*, FILINFO*); /* Read a directory item */ -FRESULT f_stat (const XCHAR*, FILINFO*); /* Get file status */ -FRESULT f_getfree (const XCHAR*, DWORD*, FATFS**); /* Get number of free clusters on the drive */ +FRESULT f_stat (const TCHAR*, FILINFO*); /* Get file status */ +#if !_FS_READONLY +FRESULT f_write (FIL*, const void*, UINT, UINT*); /* Write data to a file */ +FRESULT f_getfree (const TCHAR*, DWORD*, FATFS**); /* Get number of free clusters on the drive */ FRESULT f_truncate (FIL*); /* Truncate file */ FRESULT f_sync (FIL*); /* Flush cached data of a writing file */ -FRESULT f_unlink (const XCHAR*); /* Delete an existing file or directory */ -FRESULT f_mkdir (const XCHAR*); /* Create a new directory */ -FRESULT f_chmod (const XCHAR*, BYTE, BYTE); /* Change attriburte of the file/dir */ -FRESULT f_utime (const XCHAR*, const FILINFO*); /* Change timestamp of the file/dir */ -FRESULT f_rename (const XCHAR*, const XCHAR*); /* Rename/Move a file or directory */ +FRESULT f_unlink (const TCHAR*); /* Delete an existing file or directory */ +FRESULT f_mkdir (const TCHAR*); /* Create a new directory */ +FRESULT f_chmod (const TCHAR*, BYTE, BYTE); /* Change attriburte of the file/dir */ +FRESULT f_utime (const TCHAR*, const FILINFO*); /* Change timestamp of the file/dir */ +FRESULT f_rename (const TCHAR*, const TCHAR*); /* Rename/Move a file or directory */ +#endif +#if _USE_FORWARD FRESULT f_forward (FIL*, UINT(*)(const BYTE*,UINT), UINT, UINT*); /* Forward data to the stream */ -FRESULT f_mkfs (BYTE, BYTE, WORD); /* Create a file system on the drive */ -FRESULT f_chdir (const XCHAR*); /* Change current directory */ +#endif +#if _USE_MKFS +FRESULT f_mkfs (BYTE, BYTE, UINT); /* Create a file system on the drive */ +#endif +#if _FS_RPATH +FRESULT f_chdir (const TCHAR*); /* Change current directory */ FRESULT f_chdrive (BYTE); /* Change current drive */ - +#endif #if _USE_STRFUNC -int f_putc (int, FIL*); /* Put a character to the file */ -int f_puts (const char*, FIL*); /* Put a string to the file */ -int f_printf (FIL*, const char*, ...); /* Put a formatted string to the file */ -char* f_gets (char*, int, FIL*); /* Get a string from the file */ +int f_putc (TCHAR, FIL*); /* Put a character to the file */ +int f_puts (const TCHAR*, FIL*); /* Put a string to the file */ +int f_printf (FIL*, const TCHAR*, ...); /* Put a formatted string to the file */ +TCHAR* f_gets (TCHAR*, int, FIL*); /* Get a string from the file */ #define f_eof(fp) (((fp)->fptr == (fp)->fsize) ? 1 : 0) #define f_error(fp) (((fp)->flag & FA__ERROR) ? 1 : 0) #ifndef EOF -#define EOF -1 +#define EOF (-1) #endif #endif /*--------------------------------------------------------------*/ -/* User defined functions */ +/* Additional user defined functions */ -/* Real time clock */ +/* RTC function */ #if !_FS_READONLY -DWORD get_fattime (void); /* 31-25: Year(0-127 org.1980), 24-21: Month(1-12), 20-16: Day(1-31) */ - /* 15-11: Hour(0-23), 10-5: Minute(0-59), 4-0: Second(0-29 *2) */ +DWORD get_fattime (void); #endif -/* Unicode - OEM code conversion */ -#if _USE_LFN -WCHAR ff_convert (WCHAR, UINT); -WCHAR ff_wtoupper (WCHAR); +/* Unicode support functions */ +#if _USE_LFN /* Unicode - OEM code conversion */ +WCHAR ff_convert (WCHAR, UINT); /* OEM-Unicode bidirectional conversion */ +WCHAR ff_wtoupper (WCHAR); /* Unicode upper-case conversion */ +#if _USE_LFN == 3 /* Memory functions */ +void* ff_memalloc (UINT); /* Allocate memory block */ +void ff_memfree (void*); /* Free memory block */ +#endif #endif /* Sync functions */ #if _FS_REENTRANT -BOOL ff_cre_syncobj(BYTE, _SYNC_t*); -BOOL ff_del_syncobj(_SYNC_t); -BOOL ff_req_grant(_SYNC_t); -void ff_rel_grant(_SYNC_t); +int ff_cre_syncobj (BYTE, _SYNC_t*);/* Create a sync object */ +int ff_del_syncobj (_SYNC_t); /* Delete a sync object */ +int ff_req_grant (_SYNC_t); /* Lock sync object */ +void ff_rel_grant (_SYNC_t); /* Unlock sync object */ #endif + /*--------------------------------------------------------------*/ /* Flags and offset address */ @@ -484,7 +493,9 @@ void ff_rel_grant(_SYNC_t); #define FA_READ 0x01 #define FA_OPEN_EXISTING 0x00 -#if _FS_READONLY == 0 +#define FA__ERROR 0x80 + +#if !_FS_READONLY #define FA_WRITE 0x02 #define FA_CREATE_NEW 0x04 #define FA_CREATE_ALWAYS 0x08 @@ -492,7 +503,6 @@ void ff_rel_grant(_SYNC_t); #define FA__WRITTEN 0x20 #define FA__DIRTY 0x40 #endif -#define FA__ERROR 0x80 /* FAT sub type (FATFS.fs_type) */ @@ -514,8 +524,12 @@ void ff_rel_grant(_SYNC_t); #define AM_MASK 0x3F /* Mask of defined bits */ -/* FatFs refers the members in the FAT structures with byte offset instead -/ of structure member because there are incompatibility of the packing option +/* Fast seek function */ +#define CREATE_LINKMAP 0xFFFFFFFF + + +/* FatFs refers the members in the FAT structures with byte offset instead of +/ structure member because there are incompatibility of the packing option / between various compilers. */ #define BS_jmpBoot 0 @@ -592,5 +606,8 @@ void ff_rel_grant(_SYNC_t); #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) #endif +#ifdef __cplusplus +} +#endif #endif /* _FATFS */ |