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authorAnton Altaparmakov <aia21@cantab.net>2006-02-24 09:55:07 +0000
committerAnton Altaparmakov <aia21@cantab.net>2006-02-24 09:55:07 +0000
commit3672b638ec1d5b1020ea27986060b830f09c96c1 (patch)
treedca562635528062a8c04c416978a1133b95310fc /fs/ntfs/layout.h
parentfab8d6ddf6dee2608869005d45fe97f70e4f5bdd (diff)
downloadop-kernel-dev-3672b638ec1d5b1020ea27986060b830f09c96c1.zip
op-kernel-dev-3672b638ec1d5b1020ea27986060b830f09c96c1.tar.gz
NTFS: - 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 Pawel Kot for reporting the problem. - Miscellaneous updates to layout.h. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
Diffstat (limited to 'fs/ntfs/layout.h')
-rw-r--r--fs/ntfs/layout.h25
1 files changed, 18 insertions, 7 deletions
diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h
index f5678d5..bb408d4 100644
--- a/fs/ntfs/layout.h
+++ b/fs/ntfs/layout.h
@@ -838,15 +838,19 @@ enum {
F_A_DEVICE, F_A_DIRECTORY, F_A_SPARSE_FILE, F_A_REPARSE_POINT,
F_A_COMPRESSED, and F_A_ENCRYPTED and preserves the rest. This mask
is used to to obtain all flags that are valid for setting. */
-
/*
- * The following flags are only present in the FILE_NAME attribute (in
+ * The following flag is only present in the FILE_NAME attribute (in
* the field file_attributes).
*/
FILE_ATTR_DUP_FILE_NAME_INDEX_PRESENT = const_cpu_to_le32(0x10000000),
/* Note, this is a copy of the corresponding bit from the mft record,
telling us whether this is a directory or not, i.e. whether it has
an index root attribute or not. */
+ /*
+ * The following flag is present both in the STANDARD_INFORMATION
+ * attribute and in the FILE_NAME attribute (in the field
+ * file_attributes).
+ */
FILE_ATTR_DUP_VIEW_INDEX_PRESENT = const_cpu_to_le32(0x20000000),
/* Note, this is a copy of the corresponding bit from the mft record,
telling us whether this file has a view index present (eg. object id
@@ -1071,9 +1075,15 @@ typedef struct {
modified. */
/* 20*/ sle64 last_access_time; /* Time this mft record was last
accessed. */
-/* 28*/ sle64 allocated_size; /* Byte size of allocated space for the
- data attribute. NOTE: Is a multiple
- of the cluster size. */
+/* 28*/ sle64 allocated_size; /* Byte size of on-disk allocated space
+ for the data attribute. So for
+ normal $DATA, this is the
+ allocated_size from the unnamed
+ $DATA attribute and for compressed
+ and/or sparse $DATA, this is the
+ compressed_size from the unnamed
+ $DATA attribute. NOTE: This is a
+ multiple of the cluster size. */
/* 30*/ sle64 data_size; /* Byte size of actual data in data
attribute. */
/* 38*/ FILE_ATTR_FLAGS file_attributes; /* Flags describing the file. */
@@ -1904,12 +1914,13 @@ enum {
VOLUME_DELETE_USN_UNDERWAY = const_cpu_to_le16(0x0010),
VOLUME_REPAIR_OBJECT_ID = const_cpu_to_le16(0x0020),
+ VOLUME_CHKDSK_UNDERWAY = const_cpu_to_le16(0x4000),
VOLUME_MODIFIED_BY_CHKDSK = const_cpu_to_le16(0x8000),
- VOLUME_FLAGS_MASK = const_cpu_to_le16(0x803f),
+ VOLUME_FLAGS_MASK = const_cpu_to_le16(0xc03f),
/* To make our life easier when checking if we must mount read-only. */
- VOLUME_MUST_MOUNT_RO_MASK = const_cpu_to_le16(0x8027),
+ VOLUME_MUST_MOUNT_RO_MASK = const_cpu_to_le16(0xc027),
} __attribute__ ((__packed__));
typedef le16 VOLUME_FLAGS;
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