diff options
Diffstat (limited to 'lib/btrfs/btrfsitem/item_dir.go')
-rw-r--r-- | lib/btrfs/btrfsitem/item_dir.go | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/btrfs/btrfsitem/item_dir.go b/lib/btrfs/btrfsitem/item_dir.go index c1b3c09..cd16d57 100644 --- a/lib/btrfs/btrfsitem/item_dir.go +++ b/lib/btrfs/btrfsitem/item_dir.go @@ -19,10 +19,14 @@ func NameHash(dat []byte) uint64 { return uint64(^crc32.Update(1, crc32.MakeTable(crc32.Castagnoli), dat)) } -// key.objectid = inode of directory containing this entry -// key.offset = -// - for DIR_ITEM and XATTR_ITEM = NameHash(name) -// - for DIR_INDEX = index id in the directory (starting at 2, because "." and "..") +// A DirEntry is an member of a directory. +// +// Key: +// +// key.objectid = inode of directory containing this entry +// key.offset = one of: +// - for DIR_ITEM and XATTR_ITEM = NameHash(name) +// - for DIR_INDEX = index id in the directory (starting at 2, because of "." and "..") type DirEntry struct { // complex DIR_ITEM=84 DIR_INDEX=96 XATTR_ITEM=24 Location btrfsprim.Key `bin:"off=0x0, siz=0x11"` TransID int64 `bin:"off=0x11, siz=8"` |