Date: Thu, 19 Apr 2007 04:56:04 GMT From: Voldemar<deka14@itc.tsu.ru> To: freebsd-gnats-submit@FreeBSD.org Subject: misc/111843: Long Names of files are incorrectly created on msdosfs Message-ID: <200704190456.l3J4u4Mf052267@www.freebsd.org> Resent-Message-ID: <200704190510.l3J5A23Z056530@freefall.freebsd.org>
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>Number: 111843
>Category: misc
>Synopsis: Long Names of files are incorrectly created on msdosfs
>Confidential: no
>Severity: non-critical
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Thu Apr 19 05:10:01 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator: Voldemar
>Release: 6.1-RELEASE
>Organization:
SSMU
>Environment:
FreeBSD home.ssmu.ru 6.1-RELEASE FreeBSD 6.1-RELEASE #10: Wed Apr 18 21:30:14 OMSST 2007 root@home.ssmu.ru:/usr/obj/usr/src/sys/home i386
>Description:
At creation of a new file on FAT12 and FAT32 (and it is possible also FAT16) if the name of a file finished on one or several space or dots and contains before it some other symbols which number is multiple one LFN-record - the name is created incorrect: the counter of the first LFN-record < 0x40.
>How-To-Repeat:
root@home > mount_msdosfs -l /dev/fd0 /mnt
root@home > mkdir /mnt/test
root@home > cd /mnt/test
root@home > echo > 0123456789012\
root@home > echo > 0123456789012-
root@home > echo > 01234567890123\
root@home > ls
0123456789012- 01234567890123 012345~1
root@home > hd -n 512 .
00000000 2e 20 20 20 20 20 20 20 20 20 20 10 00 7b 37 b0 |. ..{7╟|
00000010 92 36 92 36 00 00 37 b0 92 36 61 06 00 00 00 00 |66..7╟6a.....|
00000020 2e 2e 20 20 20 20 20 20 20 20 20 10 00 7b 37 b0 |.. ..{7╟|
00000030 92 36 92 36 00 00 37 b0 92 36 00 00 00 00 00 00 |66..7╟6......|
00000040 01 30 00 31 00 32 00 33 00 34 00 0f 00 dd 35 00 |.0.1.2.3.4...щ5.|
00000050 36 00 37 00 38 00 39 00 30 00 00 00 31 00 32 00 |6.7.8.9.0...1.2.|
00000060 30 31 32 33 34 35 7e 31 20 20 20 20 00 1f 43 b0 |012345~1 ..C╟|
00000070 92 36 92 36 00 00 43 b0 92 36 ad 00 01 00 00 00 |66..C╟6╜.....|
00000080 42 2d 00 00 00 ff ff ff ff ff ff 0f 00 fd ff ff |B-...ЪЪЪЪЪЪ..ЩЪЪ|
00000090 ff ff ff ff ff ff ff ff ff ff 00 00 ff ff ff ff |ЪЪЪЪЪЪЪЪЪЪ..ЪЪЪЪ|
000000a0 01 30 00 31 00 32 00 33 00 34 00 0f 00 fd 35 00 |.0.1.2.3.4...Щ5.|
000000b0 36 00 37 00 38 00 39 00 30 00 00 00 31 00 32 00 |6.7.8.9.0...1.2.|
000000c0 30 31 32 33 34 35 7e 32 20 20 20 20 00 3f 45 b0 |012345~2 .?E╟|
000000d0 92 36 92 36 00 00 45 b0 92 36 b7 00 01 00 00 00 |66..E╟6╥.....|
000000e0 42 33 00 00 00 ff ff ff ff ff ff 0f 00 1d ff ff |B3...ЪЪЪЪЪЪ...ЪЪ|
000000f0 ff ff ff ff ff ff ff ff ff ff 00 00 ff ff ff ff |ЪЪЪЪЪЪЪЪЪЪ..ЪЪЪЪ|
00000100 01 30 00 31 00 32 00 33 00 34 00 0f 00 1d 35 00 |.0.1.2.3.4....5.|
00000110 36 00 37 00 38 00 39 00 30 00 00 00 31 00 32 00 |6.7.8.9.0...1.2.|
00000120 30 31 32 33 34 35 7e 33 20 20 20 20 00 2b 49 b0 |012345~3 .+I╟|
00000130 92 36 92 36 00 00 49 b0 92 36 0e 01 01 00 00 00 |66..I╟6......|
00000140 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
00000200
Byte by offset 0x40 == 0x01, but not 0x41 !
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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