fatfs/doc/updates.txt

   1 R0.10b, May 19, 2014
   2   Fixed a hard error in the disk I/O layer can collapse the directory entry.
   3   Fixed LFN entry is not deleted on delete/rename an object with its lossy converted SFN.
   4
   5 R0.10a, Jan 15, 2014
   6   Added arbitrary strings as drive number in the path name. (_STR_VOLUME_ID)
   7   Added an option for minimum sector size. (_MIN_SS)
   8   2nd argument of f_rename() can have a drive number and it will be ignored.
   9   Fixed f_mount() with forced mount fails when drive number is larger than 0.
  10   Fixed f_close() invalidates the file object without volume lock.
  11   Fixed volume lock is left acquired after return from f_closedir().
  12   Fixed creation of a directory entry with LFN fails on too many SFN collisions.
  13
  14 R0.10, Oct 02, 2013
  15   Added an option for character encoding on the file. (_STRF_ENCODE)
  16   Added f_closedir().
  17   Added forced full FAT scan option for f_getfree(). (_FS_NOFSINFO)
  18   Added forced mount feature with changes of f_mount().
  19   Improved behavior of volume auto detection.
  20   Improved write throughput of f_puts() and f_printf().
  21   Changed argument of f_chdrive(), f_mkfs(), disk_read() and disk_write().
  22   Fixed f_write() can be truncated when the file size is close to 4GB.
  23   Fixed f_open(), f_mkdir() and f_setlabel() can return incorrect result code on error.
  24
  25 R0.09b, Jan 24, 2013
  26   Added f_getlabel() and f_setlabel(). (_USE_LABEL = 1)
  27
  28 R0.09a, Aug 27, 2012
  29   Fixed assertion failure due to OS/2 EA on FAT12/16 volume.
  30   Changed file functions reject null object pointer to avoid crash.
  31   Changed option name _FS_SHARE to _FS_LOCK.
  32
  33 R0.09, Sep 06, 2011
  34   f_mkfs() supports multiple partition to complete the multiple partition feature.
  35   Added f_fdisk(). (_MULTI_PARTITION = 2)
  36
  37 R0.08b, Jan 15, 2011
  38   Fast seek feature is also applied to f_read() and f_write().
  39   f_lseek() reports required table size on creating CLMP.
  40   Extended format syntax of f_printf().
  41   Ignores duplicated directory separators in given path names.
  42
  43 R0.08a, Aug 16, 2010
  44   Added f_getcwd(). (_FS_RPATH = 2)
  45   Added sector erase feature. (_USE_ERASE)
  46   Moved file lock semaphore table from fs object to the bss.
  47   Fixed a wrong directory entry is created on non-LFN cfg when the given name contains ';'.
  48   Fixed f_mkfs() creates wrong FAT32 volume.
  49
  50 R0.08, May 15, 2010
  51   Added a memory configuration option. (_USE_LFN)
  52   Added file lock feature. (_FS_SHARE)
  53   Added fast seek feature. (_USE_FASTSEEK)
  54   Changed some types on the API, XCHAR->TCHAR.
  55   Changed fname member in the FILINFO structure on Unicode cfg.
  56   String functions support UTF-8 encoding files on Unicode cfg.
  57
  58 R0.07e, Nov 3, 2009
  59   Separated out configuration options from ff.h to ffconf.h.
  60   Added a configuration option, _LFN_UNICODE.
  61   Fixed f_unlink() fails to remove a sub-dir on _FS_RPATH.
  62   Fixed name matching error on the 13 char boundary.
  63   Changed f_readdir() to return the SFN with always upper case on non-LFN cfg.
  64
  65 R0.07c, Jun 21, 2009
  66   Fixed f_unlink() may return FR_OK on error.
  67   Fixed wrong cache control in f_lseek().
  68   Added relative path feature.
  69   Added f_chdir().
  70   Added f_chdrive().
  71   Added proper case conversion to extended characters.
  72
  73 R0.07a, Apr 14, 2009
  74   Separated out OS dependent code on re-entrant configuration.
  75   Added multiple sector size support.
  76
  77 R0.07, Apr 01, 2009
  78   Merged Tiny-FatFs into FatFs as a buffer configuration option.
  79   Added long file name support.
  80   Added multiple code page support.
  81   Added re-entrancy for multitask operation.
  82   Added auto cluster size selection to f_mkfs().
  83   Added rewind option to f_readdir().
  84   Changed result code of critical errors.
  85   Renamed string functions to avoid name collision.
  86
  87 R0.06, Apr 01, 2008
  88   Added f_forward. (Tiny-FatFs)
  89   Added string functions: fgets, fputc, fputs and fprintf.
  90   Improved performance of f_lseek on moving to the same or following cluster.
  91
  92 R0.05a, Feb 03, 2008
  93   Added f_truncate.
  94   Added f_utime.
  95   Fixed off by one error at FAT sub-type determination.
  96   Fixed btr in f_read can be mistruncated.
  97   Fixed cached sector is left not flushed when create and close without write.
  98
  99 R0.05, Aug 26, 2007
 100   Changed arguments of f_read, f_write.
 101   Changed arguments of f_mkfs. (FatFs)
 102   Fixed f_mkfs on FAT32 creates incorrect FSInfo. (FatFs)
 103   Fixed f_mkdir on FAT32 creates incorrect directory. (FatFs)
 104
 105 R0.04b, May 05, 2007
 106   Added _USE_NTFLAG option.
 107   Added FSInfo support.
 108   Fixed some problems corresponds to FAT32. (Tiny-FatFs)
 109   Fixed DBCS name can result FR_INVALID_NAME.
 110   Fixed short seek (<= csize) collapses the file object.
 111
 112 R0.04a, Apr 01, 2007
 113   Supported multiple partitions on a plysical drive. (FatFs)
 114   Added minimization level 3.
 115   Added a capability of extending file size to f_lseek.
 116   Fixed an endian sensitive code in f_mkfs. (FatFs)
 117   Fixed a problem corresponds to FAT32 support. (Tiny-FatFs)
 118
 119 R0.04, Feb 04, 2007
 120   Supported multiple drive system. (FatFs)
 121   Changed some APIs for multiple drive system.
 122   Added f_mkfs. (FatFs)
 123   Added _USE_FAT32 option. (Tiny-FatFs)
 124
 125 R0.03a, Dec 11, 2006
 126   Improved cluster scan algolithm to write files fast.
 127   Fixed f_mkdir creates incorrect directory on FAT32.
 128
 129 R0.03, Sep 22, 2006
 130   Added f_rename.
 131   Changed option _FS_MINIMUM to _FS_MINIMIZE.
 132
 133 R0.02a, Jun 10, 2006
 134   Added a configuration option _FS_MINIMUM.
 135
 136 R0.02, Jun 01, 2006
 137   Added FAT12.
 138   Removed unbuffered mode.
 139   Fixed a problem on small (<32M) patition.
 140
 141 R0.01, Apr 29, 2006
 142   First release
 143
 144 R0.00, Feb 26, 2006
 145   Prototype (not released)
 146