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Cope with attribute list attribute having invalid flags. Windows 

copes with this and even chkdsk does not detect or fix this so we
have to cope with it, too.  Thanks to a Pawel for reporting the
problem.  (Anton)
edge.strict_endians
antona 2006-02-24 09:20:10 +00:00
parent 74a95a993b
commit 49fd93718c
2 changed files with 18 additions and 2 deletions
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6
ChangeLog
View File

@ -1,4 +1,4 @@
02/01/2006 - 1.13.0 - Lots and lots and lots of fixes and enhancements.
24/02/2006 - 1.13.0 - Lots and lots and lots of fixes and enhancements.
- Temporarily disable use of the legal ansi character checking in
libntfs/unistr.c::ntfs_names_collate() pending a proper fix at some
@ -118,6 +118,10 @@
- Deal with missing syslog function by making code conditional on
presence of syslog.h header file (DOS/djgpp). (Christophe)
- Avoid clash with existing constants (OSX). (Christophe)
- Cope with attribute list attribute having invalid flags. Windows
copes with this and even chkdsk does not detect or fix this so we
have to cope with it, too. Thanks to a Pawel for reporting the
problem. (Anton)
10/10/2005 - 1.12.1 - Minor fix to location of mount.ntfs-fuse and mkfs.ntfs.

14
libntfs/attrib.c
View File

@ -104,7 +104,12 @@ s64 ntfs_get_attribute_value(const ntfs_volume *vol,
return 0;
}
/* Complex attribute? */
if (a->flags) {
/*
* Ignore the flags in case they are not zero for an attribute list
* attribute. Windows does not complain about invalid flags and chkdsk
* does not detect or fix them so we need to cope with it, too.
*/
if (a->type != AT_ATTRIBUTE_LIST && a->flags) {
ntfs_log_error("Non-zero (%04x) attribute flags. Cannot handle "
"this yet.\n", le16_to_cpu(a->flags));
errno = EOPNOTSUPP;
@ -380,6 +385,13 @@ ntfs_attr *ntfs_attr_open(ntfs_inode *ni, const ATTR_TYPES type,
}
a = ctx->attr;
/*
* Wipe the flags in case they are not zero for an attribute list
* attribute. Windows does not complain about invalid flags and chkdsk
* does not detect or fix them so we need to cope with it, too.
*/
if (type == AT_ATTRIBUTE_LIST)
a->flags = 0;
cs = a->flags & (ATTR_IS_COMPRESSED | ATTR_IS_SPARSE);
if (!name) {
if (a->name_length) {