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author | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 11:09:40 -0500 |
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committer | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 11:09:40 -0500 |
commit | 2c2c8c1c211c75d0cc9d7642a569ceac1aecd96d (patch) | |
tree | 59cc527665d49ec7882a03302f25bcb4bd69525d /fs/ntfs/layout.h | |
parent | d4faf636d6f8d8940174e38317161eb08a7a57ec (diff) |
NTFS: Improve comments on file attribute flags in fs/ntfs/layout.h.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
Diffstat (limited to 'fs/ntfs/layout.h')
-rw-r--r-- | fs/ntfs/layout.h | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h index f4283e120709..d34b93cb8b48 100644 --- a/fs/ntfs/layout.h +++ b/fs/ntfs/layout.h | |||
@@ -801,13 +801,16 @@ typedef struct { | |||
801 | typedef ATTR_RECORD ATTR_REC; | 801 | typedef ATTR_RECORD ATTR_REC; |
802 | 802 | ||
803 | /* | 803 | /* |
804 | * File attribute flags (32-bit). | 804 | * File attribute flags (32-bit) appearing in the file_attributes fields of the |
805 | * STANDARD_INFORMATION attribute of MFT_RECORDs and the FILENAME_ATTR | ||
806 | * attributes of MFT_RECORDs and directory index entries. | ||
807 | * | ||
808 | * All of the below flags appear in the directory index entries but only some | ||
809 | * appear in the STANDARD_INFORMATION attribute whilst only some others appear | ||
810 | * in the FILENAME_ATTR attribute of MFT_RECORDs. Unless otherwise stated the | ||
811 | * flags appear in all of the above. | ||
805 | */ | 812 | */ |
806 | enum { | 813 | enum { |
807 | /* | ||
808 | * The following flags are only present in the STANDARD_INFORMATION | ||
809 | * attribute (in the field file_attributes). | ||
810 | */ | ||
811 | FILE_ATTR_READONLY = const_cpu_to_le32(0x00000001), | 814 | FILE_ATTR_READONLY = const_cpu_to_le32(0x00000001), |
812 | FILE_ATTR_HIDDEN = const_cpu_to_le32(0x00000002), | 815 | FILE_ATTR_HIDDEN = const_cpu_to_le32(0x00000002), |
813 | FILE_ATTR_SYSTEM = const_cpu_to_le32(0x00000004), | 816 | FILE_ATTR_SYSTEM = const_cpu_to_le32(0x00000004), |
@@ -839,18 +842,14 @@ enum { | |||
839 | F_A_COMPRESSED, and F_A_ENCRYPTED and preserves the rest. This mask | 842 | F_A_COMPRESSED, and F_A_ENCRYPTED and preserves the rest. This mask |
840 | is used to to obtain all flags that are valid for setting. */ | 843 | is used to to obtain all flags that are valid for setting. */ |
841 | /* | 844 | /* |
842 | * The following flag is only present in the FILE_NAME attribute (in | 845 | * The flag FILE_ATTR_DUP_FILENAME_INDEX_PRESENT is present in all |
843 | * the field file_attributes). | 846 | * FILENAME_ATTR attributes but not in the STANDARD_INFORMATION |
847 | * attribute of an mft record. | ||
844 | */ | 848 | */ |
845 | FILE_ATTR_DUP_FILE_NAME_INDEX_PRESENT = const_cpu_to_le32(0x10000000), | 849 | FILE_ATTR_DUP_FILE_NAME_INDEX_PRESENT = const_cpu_to_le32(0x10000000), |
846 | /* Note, this is a copy of the corresponding bit from the mft record, | 850 | /* Note, this is a copy of the corresponding bit from the mft record, |
847 | telling us whether this is a directory or not, i.e. whether it has | 851 | telling us whether this is a directory or not, i.e. whether it has |
848 | an index root attribute or not. */ | 852 | an index root attribute or not. */ |
849 | /* | ||
850 | * The following flag is present both in the STANDARD_INFORMATION | ||
851 | * attribute and in the FILE_NAME attribute (in the field | ||
852 | * file_attributes). | ||
853 | */ | ||
854 | FILE_ATTR_DUP_VIEW_INDEX_PRESENT = const_cpu_to_le32(0x20000000), | 853 | FILE_ATTR_DUP_VIEW_INDEX_PRESENT = const_cpu_to_le32(0x20000000), |
855 | /* Note, this is a copy of the corresponding bit from the mft record, | 854 | /* Note, this is a copy of the corresponding bit from the mft record, |
856 | telling us whether this file has a view index present (eg. object id | 855 | telling us whether this file has a view index present (eg. object id |
@@ -891,7 +890,7 @@ typedef struct { | |||
891 | Windows this is only updated when | 890 | Windows this is only updated when |
892 | accessed if some time delta has | 891 | accessed if some time delta has |
893 | passed since the last update. Also, | 892 | passed since the last update. Also, |
894 | last access times updates can be | 893 | last access time updates can be |
895 | disabled altogether for speed. */ | 894 | disabled altogether for speed. */ |
896 | /* 32*/ FILE_ATTR_FLAGS file_attributes; /* Flags describing the file. */ | 895 | /* 32*/ FILE_ATTR_FLAGS file_attributes; /* Flags describing the file. */ |
897 | /* 36*/ union { | 896 | /* 36*/ union { |