1e6865dcdSopenharmony_ci<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> 2e6865dcdSopenharmony_ci<html lang="en"> 3e6865dcdSopenharmony_ci<head> 4e6865dcdSopenharmony_ci<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> 5e6865dcdSopenharmony_ci<meta http-equiv="Content-Style-Type" content="text/css"> 6e6865dcdSopenharmony_ci<meta http-equiv="cache-control" content="no-cache"> 7e6865dcdSopenharmony_ci<link rel="start" title="Site Top" href="../../"> 8e6865dcdSopenharmony_ci<link rel="stylesheet" href="css_e.css" type="text/css" media="screen" title="ELM Default"> 9e6865dcdSopenharmony_ci<title>FatFs - Known Problems</title> 10e6865dcdSopenharmony_ci</head> 11e6865dcdSopenharmony_ci<body style="max-width: none;"> 12e6865dcdSopenharmony_ci<h2>Updates and Migration Notes</h2> 13e6865dcdSopenharmony_ci<table class="lst4"> 14e6865dcdSopenharmony_ci<tr><th>Revision</th><th>Updates</th><th>Migration Notes</th></tr> 15e6865dcdSopenharmony_ci<tr> 16e6865dcdSopenharmony_ci<td>R0.15<br>Nov 6, 2022</td> 17e6865dcdSopenharmony_ci<td> 18e6865dcdSopenharmony_ciChanged user provided synchronization functions in order to completely eliminate the platform dependency from FatFs code.<br> 19e6865dcdSopenharmony_ciFixed a potential error in <tt>f_mount</tt> when <tt>FF_FS_REENTRANT</tt>.<br> 20e6865dcdSopenharmony_ciFixed file lock control <tt>FF_FS_LOCK</tt> is not mutal excluded when <tt>FF_FS_REENTRANT && FF_VOLUMES > 1</tt> is true.<br> 21e6865dcdSopenharmony_ciFixed <tt>f_mkfs</tt> creates broken exFAT volume when the size of volume is <tt>>= 2^32</tt> sectors.<br> 22e6865dcdSopenharmony_ciFixed string functions cannot write the unicode characters not in BMP when <tt>FF_LFN_UNICODE == 2</tt> (UTF-8).<br> 23e6865dcdSopenharmony_ciFixed a compatibility issue in identification of GPT header.<br> 24e6865dcdSopenharmony_ci</td> 25e6865dcdSopenharmony_ci<td> 26e6865dcdSopenharmony_ciUser provided synchronization functions, <tt>ff_cre_syncobj</tt>, <tt>ff_del_syncobj</tt>, <tt>ff_req_grant</tt> and <tt>ff_rel_grant</tt>, needed when <tt>FF_FS_REENTRANT</tt> are replaced by <tt>ff_mutex_create</tt>, <tt>ff_mutex_delete</tt>, <tt>ff_mutex_take</tt> and <tt>ff_mutex_give</tt> respectively. For examples, see <tt>ffsystem.c</tt>.<br> 27e6865dcdSopenharmony_ci<tt>FF_SYNC_t</tt> is removed from the configuration options.<br> 28e6865dcdSopenharmony_ci</td> 29e6865dcdSopenharmony_ci</tr> 30e6865dcdSopenharmony_ci<tr> 31e6865dcdSopenharmony_ci<td>R0.14b<br>Apr 17, 2021</td> 32e6865dcdSopenharmony_ci<td> 33e6865dcdSopenharmony_ciMade FatFs uses standard library <tt>string.h</tt> for copy, compare and search instead of built-in string functions.<br> 34e6865dcdSopenharmony_ciAdded support for long long integer and floating point to <tt>f_printf</tt>. (<tt>FF_STRF_LLI</tt> and <tt>FF_STRF_FP</tt>)<br> 35e6865dcdSopenharmony_ciMade path name parser ignores the terminating separator to allow <tt>"dir/"</tt>.<br> 36e6865dcdSopenharmony_ciImproved the compatibility in Unix style path name feature.<br> 37e6865dcdSopenharmony_ciFixed the file gets dead-locked when <tt>f_open</tt> failed with certain conditions. (appeared at R0.12a)<br> 38e6865dcdSopenharmony_ciFixed <tt>f_mkfs</tt> can create wrong exFAT volume due to a timing dependent error. (appeared at R0.12)<br> 39e6865dcdSopenharmony_ciFixed code page 855 cannot be set by <tt>f_setcp</tt>. (appeared at R0.13)<br> 40e6865dcdSopenharmony_ciFixed some compiler warnings.<br> 41e6865dcdSopenharmony_ci</td> 42e6865dcdSopenharmony_ci<td> 43e6865dcdSopenharmony_ciFrom this revision, FatFs depends on <tt>string.h</tt>.<br> 44e6865dcdSopenharmony_ci</td> 45e6865dcdSopenharmony_ci</tr> 46e6865dcdSopenharmony_ci<tr> 47e6865dcdSopenharmony_ci<td>R0.14a<br>Dec 05, 2020</td> 48e6865dcdSopenharmony_ci<td> 49e6865dcdSopenharmony_ciLimited number of recursive calls in <tt>f_findnext</tt> to prevent stack overflow.<br> 50e6865dcdSopenharmony_ciFixed old floppy disks formatted with MS-DOS 2.x and 3.x cannot be mounted.<br> 51e6865dcdSopenharmony_ciFixed some compiler warnings.<br> 52e6865dcdSopenharmony_ci</td> 53e6865dcdSopenharmony_ci<td> 54e6865dcdSopenharmony_ciNumber of wildcards in the matching pattern in <tt>f_findfirst</tt> is limited to 4.<br> 55e6865dcdSopenharmony_ci</td> 56e6865dcdSopenharmony_ci</tr> 57e6865dcdSopenharmony_ci<tr> 58e6865dcdSopenharmony_ci<td>R0.14<br>Oct 14, 2019</td> 59e6865dcdSopenharmony_ci<td> 60e6865dcdSopenharmony_ciAdded support for 64-bit LBA and GUID partition table (<tt>FF_LBA64</tt>)<br> 61e6865dcdSopenharmony_ciChanged some API functions, <tt>f_mkfs</tt> and <tt>f_fdisk</tt>.<br> 62e6865dcdSopenharmony_ciFixed <tt>f_open</tt> cannot find the file with file name in length of <tt>FF_MAX_LFN</tt> characters.<br> 63e6865dcdSopenharmony_ciFixed <tt>f_readdir</tt> cannot retrieve long file names in length of <tt>FF_MAX_LFN - 1</tt> characters.<br> 64e6865dcdSopenharmony_ciFixed <tt>f_readdir</tt> returns file names with wrong case conversion. (appeared at R0.12)<br> 65e6865dcdSopenharmony_ciFixed <tt>f_mkfs</tt> can fail to create exFAT volume in the second partition. (appeared at R0.12)<br> 66e6865dcdSopenharmony_ci</td> 67e6865dcdSopenharmony_ci<td> 68e6865dcdSopenharmony_ciUsage of <tt>f_mkfs</tt> and <tt>f_fdisk</tt> is changed and some features are added to these functions.<br> 69e6865dcdSopenharmony_ci</td> 70e6865dcdSopenharmony_ci</tr> 71e6865dcdSopenharmony_ci<tr> 72e6865dcdSopenharmony_ci<td>R0.13c<br>Oct 14, 2018</td> 73e6865dcdSopenharmony_ci<td> 74e6865dcdSopenharmony_ciSupported <tt>stdint.h</tt> for C99 and later. (<tt>integer.h</tt> was included in <tt>ff.h</tt>)<br> 75e6865dcdSopenharmony_ciFixed reading a directory gets infinite loop when the last directory entry is not empty. (appeared at R0.12)<br> 76e6865dcdSopenharmony_ciFixed creating a sub-directory in the fragmented sub-directory on the exFAT volume collapses FAT chain of the parent directory. (appeared at R0.12)<br> 77e6865dcdSopenharmony_ciFixed <tt>f_getcwd</tt> cause output buffer overrun when the buffer has a valid drive number. (appeared at R0.13b)<br> 78e6865dcdSopenharmony_ci</td> 79e6865dcdSopenharmony_ci<td> 80e6865dcdSopenharmony_ciFrom this revision, FatFs depends on <tt>stdint.h</tt> in C99 or later.<br> 81e6865dcdSopenharmony_ci<tt>integer.h</tt> is removed.<br> 82e6865dcdSopenharmony_ci</td> 83e6865dcdSopenharmony_ci</tr> 84e6865dcdSopenharmony_ci<tr> 85e6865dcdSopenharmony_ci<td>R0.13b<br>Apr 07, 2018</td> 86e6865dcdSopenharmony_ci<td> 87e6865dcdSopenharmony_ciAdded support for UTF-32 encoding on the API. (<tt>FF_LFN_UNICODE = 3</tt>)<br> 88e6865dcdSopenharmony_ciAdded support for Unix style volume prefix. (<tt>FF_STR_VOLUME_ID = 2</tt>)<br> 89e6865dcdSopenharmony_ciFixed accesing objects in the exFAT root directory beyond the cluster boundary can fail. (appeared at R0.12c)<br> 90e6865dcdSopenharmony_ciFixed <tt>f_setlabel</tt> does not reject some invalid characters. (appeared at R0.09b)<br> 91e6865dcdSopenharmony_ci</td> 92e6865dcdSopenharmony_ci<td> 93e6865dcdSopenharmony_ci</td> 94e6865dcdSopenharmony_ci</tr> 95e6865dcdSopenharmony_ci<tr> 96e6865dcdSopenharmony_ci<td>R0.13a<br>Oct 14, 2017</td> 97e6865dcdSopenharmony_ci<td> 98e6865dcdSopenharmony_ciAdded support for UTF-8 encoding on the API. (<tt>FF_LFN_UNICODE = 2</tt>)<br> 99e6865dcdSopenharmony_ciAdded options for file name output buffer. (<tt>FF_LFN_BUF, FF_SFN_BUF</tt>)<br> 100e6865dcdSopenharmony_ciAdded dynamic memory allocation option for working buffer of <tt>f_mkfs</tt> and <tt>f_fdisk</tt>.<br> 101e6865dcdSopenharmony_ciFixed <tt>f_fdisk</tt> and <tt>f_mkfs</tt> create the partition table with wrong CHS parameters. (appeared at R0.09)<br> 102e6865dcdSopenharmony_ciFixed <tt>f_unlink</tt> can cause lost clusters at fragmented file on the exFAT volume. (appeared at R0.12c)<br> 103e6865dcdSopenharmony_ciFixed <tt>f_setlabel</tt> rejects some valid characters for exFAT volume. (appeared at R0.12)<br> 104e6865dcdSopenharmony_ci</td> 105e6865dcdSopenharmony_ci<td> 106e6865dcdSopenharmony_ci</td> 107e6865dcdSopenharmony_ci</tr> 108e6865dcdSopenharmony_ci<tr> 109e6865dcdSopenharmony_ci<td>R0.13<br>May 21, 2017</td> 110e6865dcdSopenharmony_ci<td> 111e6865dcdSopenharmony_ciPrefix of configuration item names are changed from <tt>"_"</tt> to <tt>"FF_"</tt>.<br> 112e6865dcdSopenharmony_ciAdded <tt>f_setcp</tt>, run-time code page configuration. (<tt>FF_CODE_PAGE = 0</tt>)<br> 113e6865dcdSopenharmony_ciImproved cluster allocation time on stretch a deep buried cluster chain.<br> 114e6865dcdSopenharmony_ciImproved processing time of <tt>f_mkdir</tt> with large cluster size by using <tt>FF_USE_LFN = 3</tt>.<br> 115e6865dcdSopenharmony_ciImproved exFAT <tt>NoFatChain</tt> flag of the fragmented file to be set after it is truncated and got contiguous.<br> 116e6865dcdSopenharmony_ciFixed archive attribute is left not set when a file on the exFAT volume is renamed. (appeared at R0.12)<br> 117e6865dcdSopenharmony_ciFixed exFAT FAT entry can be collapsed when write or lseek operation to the existing file is done. (appeared at R0.12c)<br> 118e6865dcdSopenharmony_ciFixed creating a file can fail when a new cluster allocation to the exFAT directory occures. (appeared at R0.12c)<br> 119e6865dcdSopenharmony_ci</td> 120e6865dcdSopenharmony_ci<td> 121e6865dcdSopenharmony_ciASCII only configuration, <tt>FF_CODE_PAGE = 1</tt>, is removed. Use <tt>FF_CODE_PAGE = 437</tt> instead.<br> 122e6865dcdSopenharmony_ci</td> 123e6865dcdSopenharmony_ci</tr> 124e6865dcdSopenharmony_ci<tr> 125e6865dcdSopenharmony_ci<td>R0.12c<br>Mar 04, 2017</td> 126e6865dcdSopenharmony_ci<td> 127e6865dcdSopenharmony_ciImproved write throughput at the fragmented file on the exFAT volume.<br> 128e6865dcdSopenharmony_ciMade memory usage for exFAT be able to be reduced as decreasing <tt>_MAX_LFN</tt>.<br> 129e6865dcdSopenharmony_ciFixed successive <tt>f_getfree</tt> can return wrong count on the FAT12/16 volume. (appeared at R0.12)<br> 130e6865dcdSopenharmony_ciFixed configuration option <tt>_VOLUMES</tt> cannot be set 10. (appeared at R0.10c)<br> 131e6865dcdSopenharmony_ci</td> 132e6865dcdSopenharmony_ci<td> 133e6865dcdSopenharmony_ci</td> 134e6865dcdSopenharmony_ci</tr> 135e6865dcdSopenharmony_ci<tr> 136e6865dcdSopenharmony_ci<td>R0.12b<br>Sep 4, 2016</td> 137e6865dcdSopenharmony_ci<td> 138e6865dcdSopenharmony_ciMade <tt>f_rename</tt> be able to rename objects with the same name but case.<br> 139e6865dcdSopenharmony_ciFixed an error in the case conversion teble of code page 866. (<tt>ff.c</tt>)<br> 140e6865dcdSopenharmony_ciFixed writing data is truncated at the file offset 4GiB on the exFAT volume. (appeared at R0.12)<br> 141e6865dcdSopenharmony_ciFixed creating a file in the root directory of exFAT volume can fail. (appeared at R0.12)<br> 142e6865dcdSopenharmony_ciFixed <tt>f_mkfs</tt> creating exFAT volume with too small cluster size can collapse unallocated memory. (appeared at R0.12a)<br> 143e6865dcdSopenharmony_ciFixed wrong object name can be returned when read directory at Unicode cfg. (appeared at R0.12)<br> 144e6865dcdSopenharmony_ciFixed large file allocation/removing on the exFAT volume collapses allocation bitmap. (appeared at R0.12)<br> 145e6865dcdSopenharmony_ciFixed some internal errors in <tt>f_expand</tt> and <tt>f_lseek.</tt> (appeared at R0.12)<br> 146e6865dcdSopenharmony_ci</td> 147e6865dcdSopenharmony_ci<td> 148e6865dcdSopenharmony_ci</td> 149e6865dcdSopenharmony_ci</tr> 150e6865dcdSopenharmony_ci<tr> 151e6865dcdSopenharmony_ci<td>R0.12a<br>Jul 10, 2016</td> 152e6865dcdSopenharmony_ci<td> 153e6865dcdSopenharmony_ciAdded support for creating exFAT volume with some changes of <tt>f_mkfs</tt>.<br> 154e6865dcdSopenharmony_ciAdded a file open method <tt>FA_OPEN_APPEND</tt>.<br> 155e6865dcdSopenharmony_ci<tt>f_forward</tt> is available regardless of <tt>_FS_TINY</tt>.<br> 156e6865dcdSopenharmony_ciFixed <tt>f_mkfs</tt> creates broken volume. (appeared at R0.12)<br> 157e6865dcdSopenharmony_ciFixed wrong memory read in <tt>create_name</tt>. (appeared at R0.12)<br> 158e6865dcdSopenharmony_ciFixed compilation fails at some configurations, <tt>_USE_FASTSEEK</tt> and <tt>_USE_FORWARD</tt>.<br> 159e6865dcdSopenharmony_ci</td> 160e6865dcdSopenharmony_ci<td> 161e6865dcdSopenharmony_ciUsage of <tt>f_mkfs</tt> is changed.<br> 162e6865dcdSopenharmony_ci</td> 163e6865dcdSopenharmony_ci</tr> 164e6865dcdSopenharmony_ci<tr> 165e6865dcdSopenharmony_ci<td>R0.12<br>Apr 12, 2016</td> 166e6865dcdSopenharmony_ci<td> 167e6865dcdSopenharmony_ciAdded support for exFAT file system. (<tt>_FS_EXFAT</tt>)<br> 168e6865dcdSopenharmony_ciAdded <tt>f_expand</tt>. (<tt>_USE_EXPAND</tt>)<br> 169e6865dcdSopenharmony_ciChanged some members in <tt>FINFO</tt> and behavior of <tt>f_readdir</tt>.<br> 170e6865dcdSopenharmony_ciAdded a configuration option <tt>_USE_CHMOD</tt>.<br> 171e6865dcdSopenharmony_ciFixed errors in the case conversion teble of Unicode (<tt>cc*.c</tt>).<br> 172e6865dcdSopenharmony_ci</td> 173e6865dcdSopenharmony_ci<td> 174e6865dcdSopenharmony_ciUsage and members of <tt>FINFO</tt> sructure used in <tt>f_readdir</tt> is changed.<br> 175e6865dcdSopenharmony_ciMany members in <tt>FIL</tt> and <tt>DIR</tt> structure are changed.<br> 176e6865dcdSopenharmony_ciTo use <tt>f_chmod</tt>, <tt>_USE_CHMOD</tt> needs to be set.<br> 177e6865dcdSopenharmony_ci<tt>_WORD_ACCESS</tt> is removed from the configuration options.<br> 178e6865dcdSopenharmony_ciDot entries are never appear in <tt>f_reeddir</tt>.<br> 179e6865dcdSopenharmony_ci</td> 180e6865dcdSopenharmony_ci</tr> 181e6865dcdSopenharmony_ci<tr> 182e6865dcdSopenharmony_ci<td>R0.11a<br>Sep 5, 2015</td> 183e6865dcdSopenharmony_ci<td> 184e6865dcdSopenharmony_ciFixed wrong media change can lead a deadlock at thread-safe configuration.<br> 185e6865dcdSopenharmony_ciAdded code page 771, 860, 861, 863, 864, 865 and 869. (<tt>_CODE_PAGE</tt>)<br> 186e6865dcdSopenharmony_ciFixed errors in the case conversion teble of code page 437 and 850 (<tt>ff.c</tt>).<br> 187e6865dcdSopenharmony_ciFixed errors in the case conversion teble of Unicode (<tt>cc*.c</tt>).<br> 188e6865dcdSopenharmony_ci</td> 189e6865dcdSopenharmony_ci<td> 190e6865dcdSopenharmony_ciRemoved some code pages actually not exist on the standard systems. (<tt>_CODE_PAGE</tt>)<br> 191e6865dcdSopenharmony_ci</td> 192e6865dcdSopenharmony_ci</tr> 193e6865dcdSopenharmony_ci<tr> 194e6865dcdSopenharmony_ci<td>R0.11<br>Feb 9, 2015</td> 195e6865dcdSopenharmony_ci<td> 196e6865dcdSopenharmony_ciAdded <tt>f_findfirst</tt> and <tt>f_findnext.</tt> (<tt>_USE_FIND</tt>)<br> 197e6865dcdSopenharmony_ciFixed <tt>f_unlink</tt> does not remove cluster chain of the file. (appeared at R0.10c)<br> 198e6865dcdSopenharmony_ciFixed <tt>_FS_NORTC</tt> option does not work properly. (appeared at R0.10c)<br> 199e6865dcdSopenharmony_ci</td> 200e6865dcdSopenharmony_ci<td> 201e6865dcdSopenharmony_ci</td> 202e6865dcdSopenharmony_ci</tr> 203e6865dcdSopenharmony_ci<tr> 204e6865dcdSopenharmony_ci<td>R0.10c<br>Nov 9, 2014</td> 205e6865dcdSopenharmony_ci<td> 206e6865dcdSopenharmony_ciAdded a configuration option for the platforms without RTC. (<tt>_FS_NORTC</tt>)<br> 207e6865dcdSopenharmony_ciFixed volume label created by Mac OS X cannot be retrieved with <tt>f_getlabel</tt>. (appeared at R0.09b)<br> 208e6865dcdSopenharmony_ciFixed a potential problem of FAT access that can appear on disk error.<br> 209e6865dcdSopenharmony_ciFixed null pointer dereference on attempting to delete the root direcotry. (appeared at R0.08)<br> 210e6865dcdSopenharmony_ci</td> 211e6865dcdSopenharmony_ci<td> 212e6865dcdSopenharmony_ci</td> 213e6865dcdSopenharmony_ci</tr> 214e6865dcdSopenharmony_ci<tr> 215e6865dcdSopenharmony_ci<td>R0.10b<br>May 19, 2014</td> 216e6865dcdSopenharmony_ci<td> 217e6865dcdSopenharmony_ciFixed a hard error in the disk I/O layer can collapse the directory entry.<br> 218e6865dcdSopenharmony_ciFixed LFN entry is not deleted on delete/rename an object with its lossy converted SFN. (appeared at R0.07)<br> 219e6865dcdSopenharmony_ci</td> 220e6865dcdSopenharmony_ci<td> 221e6865dcdSopenharmony_ci</td> 222e6865dcdSopenharmony_ci</tr> 223e6865dcdSopenharmony_ci<tr> 224e6865dcdSopenharmony_ci<td>R0.10a<br>Jan 15, 2014</td> 225e6865dcdSopenharmony_ci<td> 226e6865dcdSopenharmony_ciAdded arbitrary strings as drive number in the path name. (<tt>_STR_VOLUME_ID</tt>)<br> 227e6865dcdSopenharmony_ciAdded an option for minimum sector size. (<tt>_MIN_SS</tt>)<br> 228e6865dcdSopenharmony_ci2nd argument of <tt>f_rename</tt> can have a drive number and it will be ignored.<br> 229e6865dcdSopenharmony_ciFixed <tt>f_mount</tt> with forced mount fails when drive number is larger than 0. (appeared at R0.10)<br> 230e6865dcdSopenharmony_ciFixed <tt>f_close</tt> invalidates the file object without volume lock.<br> 231e6865dcdSopenharmony_ciFixed volume lock is left acquired after return from <tt>f_closedir</tt>. (appeared at R0.10)<br> 232e6865dcdSopenharmony_ciFixed creation of a directory entry with LFN fails on too many SFN collisions. (appeared at R0.07)<br> 233e6865dcdSopenharmony_ci</td> 234e6865dcdSopenharmony_ci<td> 235e6865dcdSopenharmony_ci</td> 236e6865dcdSopenharmony_ci</tr> 237e6865dcdSopenharmony_ci<tr> 238e6865dcdSopenharmony_ci<td>R0.10<br>Oct 2, 2013</td> 239e6865dcdSopenharmony_ci<td> 240e6865dcdSopenharmony_ciAdded an option for character encoding on the file. (<tt>_STRF_ENCODE</tt>)<br> 241e6865dcdSopenharmony_ciAdded f_closedir.<br> 242e6865dcdSopenharmony_ciAdded forced full FAT scan option for <tt>f_getfree</tt>. (<tt>_FS_NOFSINFO</tt>)<br> 243e6865dcdSopenharmony_ciAdded forced mount option with changes of <tt>f_mount</tt>.<br> 244e6865dcdSopenharmony_ciImproved behavior of volume auto detection.<br> 245e6865dcdSopenharmony_ciImproved write throughput of <tt>f_puts</tt> and <tt>f_printf</tt>.<br> 246e6865dcdSopenharmony_ciChanged argument of <tt>f_chdrive,</tt> <tt>f_mkfs</tt>, <tt>disk_read</tt> and <tt>disk_write</tt>.<br> 247e6865dcdSopenharmony_ciFixed <tt>f_write</tt> can be truncated when the file size is close to 4 GB.<br> 248e6865dcdSopenharmony_ciFixed <tt>f_open</tt>, <tt>f_mkdir</tt> and <tt>f_setlabel</tt> can return incorrect result code on error.<br> 249e6865dcdSopenharmony_ci</td> 250e6865dcdSopenharmony_ci<td> 251e6865dcdSopenharmony_ci</td> 252e6865dcdSopenharmony_ci</tr> 253e6865dcdSopenharmony_ci<tr> 254e6865dcdSopenharmony_ci<td>R0.09b<br>Jan 24, 2013</td> 255e6865dcdSopenharmony_ci<td> 256e6865dcdSopenharmony_ciAdded <tt>f_getlabel</tt> and <tt>f_setlabel</tt>. (<tt>_USE_LABEL</tt>)<br> 257e6865dcdSopenharmony_ci</td> 258e6865dcdSopenharmony_ci<td> 259e6865dcdSopenharmony_ci</td> 260e6865dcdSopenharmony_ci</tr> 261e6865dcdSopenharmony_ci<tr> 262e6865dcdSopenharmony_ci<td>R0.09a<br>Aug 27, 2012</td> 263e6865dcdSopenharmony_ci<td> 264e6865dcdSopenharmony_ciFixed assertion failure due to OS/2 EA on FAT12/16 volume.<br> 265e6865dcdSopenharmony_ciChanged file functions reject null object pointer to avoid crash.<br> 266e6865dcdSopenharmony_ciChanged option name <tt>_FS_SHARE</tt> to <tt>_FS_LOCK</tt>.<br> 267e6865dcdSopenharmony_ci</td> 268e6865dcdSopenharmony_ci<td> 269e6865dcdSopenharmony_ci</td> 270e6865dcdSopenharmony_ci</tr> 271e6865dcdSopenharmony_ci<tr> 272e6865dcdSopenharmony_ci<td>R0.09<br>Sep 6, 2011</td> 273e6865dcdSopenharmony_ci<td> 274e6865dcdSopenharmony_ci<tt>f_mkfs</tt> supports multiple partition on a physical drive.<br> 275e6865dcdSopenharmony_ciAdded <tt>f_fdisk</tt>. (<tt>_MULTI_PARTITION = 2</tt>)<br> 276e6865dcdSopenharmony_ci</td> 277e6865dcdSopenharmony_ci<td> 278e6865dcdSopenharmony_ci</td> 279e6865dcdSopenharmony_ci</tr> 280e6865dcdSopenharmony_ci<tr> 281e6865dcdSopenharmony_ci<td>R0.08b<br>Jan 15, 2011</td> 282e6865dcdSopenharmony_ci<td> 283e6865dcdSopenharmony_ciFast seek function is also applied to <tt>f_read</tt> and <tt>f_write</tt>.<br> 284e6865dcdSopenharmony_ci<tt>f_lseek</tt> reports required table size on creating CLMP.<br> 285e6865dcdSopenharmony_ciExtended format syntax of <tt>f_printf</tt>.<br> 286e6865dcdSopenharmony_ciIgnores duplicated directory separators in given path names.<br> 287e6865dcdSopenharmony_ci</td> 288e6865dcdSopenharmony_ci<td> 289e6865dcdSopenharmony_ci</td> 290e6865dcdSopenharmony_ci</tr> 291e6865dcdSopenharmony_ci<tr> 292e6865dcdSopenharmony_ci<td>R0.08a<br>Aug 16, 2010</td> 293e6865dcdSopenharmony_ci<td> 294e6865dcdSopenharmony_ciAdded <tt>f_getcwd</tt>. (<tt>_FS_RPATH = 2</tt>)<br> 295e6865dcdSopenharmony_ciAdded sector erase function. (<tt>_USE_ERASE</tt>)<br> 296e6865dcdSopenharmony_ciMoved file lock semaphore table from fs object to the bss.<br> 297e6865dcdSopenharmony_ciFixed <tt>f_mkdir</tt> creates wrong directory on non-LFN cfg when the given name contains <tt>';'</tt>.<br> 298e6865dcdSopenharmony_ciFixed <tt>f_mkfs</tt> creates wrong FAT32 volume.<br> 299e6865dcdSopenharmony_ci</td> 300e6865dcdSopenharmony_ci<td> 301e6865dcdSopenharmony_ci</td> 302e6865dcdSopenharmony_ci</tr> 303e6865dcdSopenharmony_ci<tr> 304e6865dcdSopenharmony_ci<td>R0.08<br>May 15, 2010</td> 305e6865dcdSopenharmony_ci<td> 306e6865dcdSopenharmony_ciAdded an option to <tt>_USE_LFN</tt><br> 307e6865dcdSopenharmony_ciAdded support of file lock. (<tt>_FS_SHARE</tt>)<br> 308e6865dcdSopenharmony_ciAdded fast seek function. (<tt>_USE_FASTSEEK</tt>)<br> 309e6865dcdSopenharmony_ciChanged a type name on the API, <tt>XCHAR</tt> to <tt>TCHAR</tt>.<br> 310e6865dcdSopenharmony_ciChanged member, <tt>fname</tt>, in the <tt>FILINFO</tt> on Unicode cfg.<br> 311e6865dcdSopenharmony_ciString functions support UTF-8 encoding files on Unicode cfg.<br> 312e6865dcdSopenharmony_ci</td> 313e6865dcdSopenharmony_ci<td> 314e6865dcdSopenharmony_ci</td> 315e6865dcdSopenharmony_ci</tr> 316e6865dcdSopenharmony_ci<tr> 317e6865dcdSopenharmony_ci<td>R0.07e<br>Nov 3, 2009</td> 318e6865dcdSopenharmony_ci<td> 319e6865dcdSopenharmony_ciSeparated out configuration options from <tt>ff.h</tt> to <tt>ffconf.h</tt>.<br> 320e6865dcdSopenharmony_ciAdded a configuration option, <tt>_LFN_UNICODE</tt>.<br> 321e6865dcdSopenharmony_ciFixed <tt>f_unlink</tt> fails to remove a sub-dir on <tt>_FS_RPATH</tt>.<br> 322e6865dcdSopenharmony_ciFixed name matching error on the 13 char boundary.<br> 323e6865dcdSopenharmony_ciChanged <tt>f_readdir</tt> to return the SFN with always upper case on non-LFN cfg.<br> 324e6865dcdSopenharmony_ci</td> 325e6865dcdSopenharmony_ci<td> 326e6865dcdSopenharmony_ci</td> 327e6865dcdSopenharmony_ci</tr> 328e6865dcdSopenharmony_ci<tr> 329e6865dcdSopenharmony_ci<td>R0.07c<br>Jan 21, 2009</td> 330e6865dcdSopenharmony_ci<td> 331e6865dcdSopenharmony_ciFixed <tt>f_unlink</tt> may return FR_OK on error.<br> 332e6865dcdSopenharmony_ciFixed wrong cache control in <tt>f_lseek</tt>.<br> 333e6865dcdSopenharmony_ciAdded support of relative path.<br> 334e6865dcdSopenharmony_ciAdded <tt>f_chdir</tt>.<br> 335e6865dcdSopenharmony_ciAdded <tt>f_chdrive</tt>.<br> 336e6865dcdSopenharmony_ciAdded proper case conversion to extended characters.<br> 337e6865dcdSopenharmony_ci</td> 338e6865dcdSopenharmony_ci<td> 339e6865dcdSopenharmony_ci</td> 340e6865dcdSopenharmony_ci</tr> 341e6865dcdSopenharmony_ci<tr> 342e6865dcdSopenharmony_ci<td>R0.07a<br>Apr 14, 2009</td> 343e6865dcdSopenharmony_ci<td> 344e6865dcdSopenharmony_ciSeparated out OS dependent code on re-entrant configuration.<br> 345e6865dcdSopenharmony_ciAdded multiple sector size support.<br> 346e6865dcdSopenharmony_ci</td> 347e6865dcdSopenharmony_ci<td> 348e6865dcdSopenharmony_ci</td> 349e6865dcdSopenharmony_ci</tr> 350e6865dcdSopenharmony_ci<tr> 351e6865dcdSopenharmony_ci<td>R0.07<br>Apr 1, 2009</td> 352e6865dcdSopenharmony_ci<td> 353e6865dcdSopenharmony_ciMerged Tiny-FatFs into FatFs as a buffer configuration option.<br> 354e6865dcdSopenharmony_ciAdded support for long file extension.<br> 355e6865dcdSopenharmony_ciAdded multiple code page support.<br> 356e6865dcdSopenharmony_ciAdded re-entrancy for multitask operation.<br> 357e6865dcdSopenharmony_ciAdded auto cluster size selection to <tt>f_mkfs</tt>.<br> 358e6865dcdSopenharmony_ciAdded rewind option to <tt>f_readdir</tt>.<br> 359e6865dcdSopenharmony_ciChanged result code of critical errors.<br> 360e6865dcdSopenharmony_ciRenamed string functions to avoid name collision.<br> 361e6865dcdSopenharmony_ci</td> 362e6865dcdSopenharmony_ci<td> 363e6865dcdSopenharmony_ci</td> 364e6865dcdSopenharmony_ci</tr> 365e6865dcdSopenharmony_ci<tr> 366e6865dcdSopenharmony_ci<td>R0.06<br>Apr 1, 2008</td> 367e6865dcdSopenharmony_ci<td> 368e6865dcdSopenharmony_ciAdded <tt>f_forward</tt>. (Tiny-FatFs)<br> 369e6865dcdSopenharmony_ciAdded string functions: <tt>f_gets</tt>, <tt>f_putc</tt>, <tt>f_puts</tt> and <tt>f_printf</tt>.<br> 370e6865dcdSopenharmony_ciImproved performance of <tt>f_lseek</tt> on moving to the same or following cluster.<br> 371e6865dcdSopenharmony_ci</td> 372e6865dcdSopenharmony_ci<td> 373e6865dcdSopenharmony_ci</td> 374e6865dcdSopenharmony_ci</tr> 375e6865dcdSopenharmony_ci<tr> 376e6865dcdSopenharmony_ci<td>R0.05a<br>Feb 3, 2008</td> 377e6865dcdSopenharmony_ci<td> 378e6865dcdSopenharmony_ciAdded <tt>f_truncate</tt>.<br> 379e6865dcdSopenharmony_ciAdded <tt>f_utime</tt>.<br> 380e6865dcdSopenharmony_ciFixed off by one error at FAT sub-type determination.<br> 381e6865dcdSopenharmony_ciFixed btr in <tt>f_read</tt> can be mistruncated.<br> 382e6865dcdSopenharmony_ciFixed cached sector is left not flushed when create and close without write.<br> 383e6865dcdSopenharmony_ci</td> 384e6865dcdSopenharmony_ci<td> 385e6865dcdSopenharmony_ci</td> 386e6865dcdSopenharmony_ci</tr> 387e6865dcdSopenharmony_ci<tr> 388e6865dcdSopenharmony_ci<td>R0.05<br>Aug 26, 2007</td> 389e6865dcdSopenharmony_ci<td> 390e6865dcdSopenharmony_ciChanged arguments of <tt>f_read</tt>, <tt>f_write</tt>.<br> 391e6865dcdSopenharmony_ciChanged arguments of <tt>f_mkfs</tt>. (FatFs)<br> 392e6865dcdSopenharmony_ciFixed <tt>f_mkfs</tt> on FAT32 creates incorrect FSInfo. (FatFs)<br> 393e6865dcdSopenharmony_ciFixed <tt>f_mkdir</tt> on FAT32 creates broken directory. (FatFs)<br> 394e6865dcdSopenharmony_ci</td> 395e6865dcdSopenharmony_ci<td> 396e6865dcdSopenharmony_ci</td> 397e6865dcdSopenharmony_ci</tr> 398e6865dcdSopenharmony_ci<tr> 399e6865dcdSopenharmony_ci<td>R0.04b<br>May 5, 2007</td> 400e6865dcdSopenharmony_ci<td> 401e6865dcdSopenharmony_ciAdded <tt>_USE_NTFLAG</tt> option.<br> 402e6865dcdSopenharmony_ciAdded support for FSInfo in FAT32 volume.<br> 403e6865dcdSopenharmony_ciFixed some problems corresponds to FAT32. (Tiny-FatFs)<br> 404e6865dcdSopenharmony_ciFixed DBCS name can result <tt>FR_INVALID_NAME</tt>.<br> 405e6865dcdSopenharmony_ciFixed short seek (<tt><= csize</tt>) collapses the file object.<br> 406e6865dcdSopenharmony_ci</td> 407e6865dcdSopenharmony_ci<td> 408e6865dcdSopenharmony_ci</td> 409e6865dcdSopenharmony_ci</tr> 410e6865dcdSopenharmony_ci<tr> 411e6865dcdSopenharmony_ci<td>R0.04a<br>Apr 1, 2007</td> 412e6865dcdSopenharmony_ci<td> 413e6865dcdSopenharmony_ciSupported multiple partitions on a plysical drive. (FatFs)<br> 414e6865dcdSopenharmony_ciAdded minimization level 3.<br> 415e6865dcdSopenharmony_ciAdded a capability of extending file size to <tt>f_lseek</tt>.<br> 416e6865dcdSopenharmony_ciFixed an endian sensitive code in <tt>f_mkfs</tt>. (FatFs)<br> 417e6865dcdSopenharmony_ciFixed a problem corresponds to FAT32 support. (Tiny-FatFs)<br> 418e6865dcdSopenharmony_ci</td> 419e6865dcdSopenharmony_ci<td> 420e6865dcdSopenharmony_ci</td> 421e6865dcdSopenharmony_ci</tr> 422e6865dcdSopenharmony_ci<tr> 423e6865dcdSopenharmony_ci<td>R0.04<br>Feb 4, 2007</td> 424e6865dcdSopenharmony_ci<td> 425e6865dcdSopenharmony_ciSupported multiple drive system. (FatFs)<br> 426e6865dcdSopenharmony_ciChanged some APIs for multiple drive system.<br> 427e6865dcdSopenharmony_ciAdded <tt>f_mkfs</tt>. (FatFs)<br> 428e6865dcdSopenharmony_ciAdded <tt>_USE_FAT32</tt> option. (Tiny-FatFs)<br> 429e6865dcdSopenharmony_ci</td> 430e6865dcdSopenharmony_ci<td> 431e6865dcdSopenharmony_ci</td> 432e6865dcdSopenharmony_ci</tr> 433e6865dcdSopenharmony_ci<tr> 434e6865dcdSopenharmony_ci<td>R0.03a<br>Dec 11, 2006</td> 435e6865dcdSopenharmony_ci<td> 436e6865dcdSopenharmony_ciImproved cluster scan algolithm to write files fast.<br> 437e6865dcdSopenharmony_ciFixed <tt>f_mkdir</tt> creates broken directory on FAT32.<br> 438e6865dcdSopenharmony_ci</td> 439e6865dcdSopenharmony_ci<td> 440e6865dcdSopenharmony_ci</td> 441e6865dcdSopenharmony_ci</tr> 442e6865dcdSopenharmony_ci<tr> 443e6865dcdSopenharmony_ci<td>R0.03<br>Sep 22, 2006</td> 444e6865dcdSopenharmony_ci<td> 445e6865dcdSopenharmony_ciAdded <tt>f_rename</tt>. 446e6865dcdSopenharmony_ciChanged option <tt>_FS_MINIMUM</tt> to <tt>_FS_MINIMIZE</tt>.<br> 447e6865dcdSopenharmony_ci</td> 448e6865dcdSopenharmony_ci<td> 449e6865dcdSopenharmony_ci</td> 450e6865dcdSopenharmony_ci</tr> 451e6865dcdSopenharmony_ci<tr> 452e6865dcdSopenharmony_ci<td>R0.02a<br>Jun 10, 2006</td> 453e6865dcdSopenharmony_ci<td> 454e6865dcdSopenharmony_ciAdded a configuration option <tt>_FS_MINIMUM</tt>.<br> 455e6865dcdSopenharmony_ci</td> 456e6865dcdSopenharmony_ci<td> 457e6865dcdSopenharmony_ci</td> 458e6865dcdSopenharmony_ci</tr> 459e6865dcdSopenharmony_ci<tr> 460e6865dcdSopenharmony_ci<td>R0.02<br>Jun 01, 2006</td> 461e6865dcdSopenharmony_ci<td> 462e6865dcdSopenharmony_ciAdded FAT12.<br> 463e6865dcdSopenharmony_ciRemoved unbuffered mode.<br> 464e6865dcdSopenharmony_ciFixed a problem on small (<tt><32M</tt>) patition.<br> 465e6865dcdSopenharmony_ci</td> 466e6865dcdSopenharmony_ci<td> 467e6865dcdSopenharmony_ci</td> 468e6865dcdSopenharmony_ci</tr> 469e6865dcdSopenharmony_ci<tr> 470e6865dcdSopenharmony_ci<td>R0.01<br>Apr 29, 2006</td> 471e6865dcdSopenharmony_ci<td> 472e6865dcdSopenharmony_ciFirst release.<br> 473e6865dcdSopenharmony_ci</td> 474e6865dcdSopenharmony_ci<td> 475e6865dcdSopenharmony_ci</td> 476e6865dcdSopenharmony_ci</tr> 477e6865dcdSopenharmony_ci</table> 478e6865dcdSopenharmony_ci</body> 479e6865dcdSopenharmony_ci</html> 480