fatfs/doc/updates.txt

   1 R0.10c, Nov 09, 2014
   2   Added a configuration option for the platforms without RTC. (_FS_NORTC)
   3   Fixed volume label created by Mac OS X cannot be retrieved with f_getlabel().
   4   Fixed a potential problem of FAT access that can appear on disk error.
   5   Fixed null pointer dereference on attempting to delete the root direcotry.
   6
   7 R0.10b, May 19, 2014
   8   Fixed a hard error in the disk I/O layer can collapse the directory entry.
   9   Fixed LFN entry is not deleted on delete/rename an object with its lossy converted SFN.
  10
  11 R0.10a, Jan 15, 2014
  12   Added arbitrary strings as drive number in the path name. (_STR_VOLUME_ID)
  13   Added an option for minimum sector size. (_MIN_SS)
  14   2nd argument of f_rename() can have a drive number and it will be ignored.
  15   Fixed f_mount() with forced mount fails when drive number is larger than 0.
  16   Fixed f_close() invalidates the file object without volume lock.
  17   Fixed volume lock is left acquired after return from f_closedir().
  18   Fixed creation of a directory entry with LFN fails on too many SFN collisions.
  19
  20 R0.10, Oct 02, 2013
  21   Added an option for character encoding on the file. (_STRF_ENCODE)
  22   Added f_closedir().
  23   Added forced full FAT scan option for f_getfree(). (_FS_NOFSINFO)
  24   Added forced mount feature with changes of f_mount().
  25   Improved behavior of volume auto detection.
  26   Improved write throughput of f_puts() and f_printf().
  27   Changed argument of f_chdrive(), f_mkfs(), disk_read() and disk_write().
  28   Fixed f_write() can be truncated when the file size is close to 4GB.
  29   Fixed f_open(), f_mkdir() and f_setlabel() can return incorrect result code on error.
  30
  31 R0.09b, Jan 24, 2013
  32   Added f_getlabel() and f_setlabel(). (_USE_LABEL = 1)
  33
  34 R0.09a, Aug 27, 2012
  35   Fixed assertion failure due to OS/2 EA on FAT12/16 volume.
  36   Changed file functions reject null object pointer to avoid crash.
  37   Changed option name _FS_SHARE to _FS_LOCK.
  38
  39 R0.09, Sep 06, 2011
  40   f_mkfs() supports multiple partition to complete the multiple partition feature.
  41   Added f_fdisk(). (_MULTI_PARTITION = 2)
  42
  43 R0.08b, Jan 15, 2011
  44   Fast seek feature is also applied to f_read() and f_write().
  45   f_lseek() reports required table size on creating CLMP.
  46   Extended format syntax of f_printf().
  47   Ignores duplicated directory separators in given path names.
  48
  49 R0.08a, Aug 16, 2010
  50   Added f_getcwd(). (_FS_RPATH = 2)
  51   Added sector erase feature. (_USE_ERASE)
  52   Moved file lock semaphore table from fs object to the bss.
  53   Fixed a wrong directory entry is created on non-LFN cfg when the given name contains ';'.
  54   Fixed f_mkfs() creates wrong FAT32 volume.
  55
  56 R0.08, May 15, 2010
  57   Added a memory configuration option. (_USE_LFN)
  58   Added file lock feature. (_FS_SHARE)
  59   Added fast seek feature. (_USE_FASTSEEK)
  60   Changed some types on the API, XCHAR->TCHAR.
  61   Changed fname member in the FILINFO structure on Unicode cfg.
  62   String functions support UTF-8 encoding files on Unicode cfg.
  63
  64 R0.07e, Nov 3, 2009
  65   Separated out configuration options from ff.h to ffconf.h.
  66   Added a configuration option, _LFN_UNICODE.
  67   Fixed f_unlink() fails to remove a sub-dir on _FS_RPATH.
  68   Fixed name matching error on the 13 char boundary.
  69   Changed f_readdir() to return the SFN with always upper case on non-LFN cfg.
  70
  71 R0.07c, Jun 21, 2009
  72   Fixed f_unlink() may return FR_OK on error.
  73   Fixed wrong cache control in f_lseek().
  74   Added relative path feature.
  75   Added f_chdir().
  76   Added f_chdrive().
  77   Added proper case conversion to extended characters.
  78
  79 R0.07a, Apr 14, 2009
  80   Separated out OS dependent code on re-entrant configuration.
  81   Added multiple sector size support.
  82
  83 R0.07, Apr 01, 2009
  84   Merged Tiny-FatFs into FatFs as a buffer configuration option.
  85   Added long file name support.
  86   Added multiple code page support.
  87   Added re-entrancy for multitask operation.
  88   Added auto cluster size selection to f_mkfs().
  89   Added rewind option to f_readdir().
  90   Changed result code of critical errors.
  91   Renamed string functions to avoid name collision.
  92
  93 R0.06, Apr 01, 2008
  94   Added f_forward. (Tiny-FatFs)
  95   Added string functions: fgets, fputc, fputs and fprintf.
  96   Improved performance of f_lseek on moving to the same or following cluster.
  97
  98 R0.05a, Feb 03, 2008
  99   Added f_truncate.
 100   Added f_utime.
 101   Fixed off by one error at FAT sub-type determination.
 102   Fixed btr in f_read can be mistruncated.
 103   Fixed cached sector is left not flushed when create and close without write.
 104
 105 R0.05, Aug 26, 2007
 106   Changed arguments of f_read, f_write.
 107   Changed arguments of f_mkfs. (FatFs)
 108   Fixed f_mkfs on FAT32 creates incorrect FSInfo. (FatFs)
 109   Fixed f_mkdir on FAT32 creates incorrect directory. (FatFs)
 110
 111 R0.04b, May 05, 2007
 112   Added _USE_NTFLAG option.
 113   Added FSInfo support.
 114   Fixed some problems corresponds to FAT32. (Tiny-FatFs)
 115   Fixed DBCS name can result FR_INVALID_NAME.
 116   Fixed short seek (<= csize) collapses the file object.
 117
 118 R0.04a, Apr 01, 2007
 119   Supported multiple partitions on a plysical drive. (FatFs)
 120   Added minimization level 3.
 121   Added a capability of extending file size to f_lseek.
 122   Fixed an endian sensitive code in f_mkfs. (FatFs)
 123   Fixed a problem corresponds to FAT32 support. (Tiny-FatFs)
 124
 125 R0.04, Feb 04, 2007
 126   Supported multiple drive system. (FatFs)
 127   Changed some APIs for multiple drive system.
 128   Added f_mkfs. (FatFs)
 129   Added _USE_FAT32 option. (Tiny-FatFs)
 130
 131 R0.03a, Dec 11, 2006
 132   Improved cluster scan algolithm to write files fast.
 133   Fixed f_mkdir creates incorrect directory on FAT32.
 134
 135 R0.03, Sep 22, 2006
 136   Added f_rename.
 137   Changed option _FS_MINIMUM to _FS_MINIMIZE.
 138
 139 R0.02a, Jun 10, 2006
 140   Added a configuration option _FS_MINIMUM.
 141
 142 R0.02, Jun 01, 2006
 143   Added FAT12.
 144   Removed unbuffered mode.
 145   Fixed a problem on small (<32M) patition.
 146
 147 R0.01, Apr 29, 2006
 148   First release
 149
 150 R0.00, Feb 26, 2006
 151   Prototype (not released)
 152