diff options
Diffstat (limited to 'lib/btrfs/btrfsitem/item_dev.go')
| -rw-r--r-- | lib/btrfs/btrfsitem/item_dev.go | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/lib/btrfs/btrfsitem/item_dev.go b/lib/btrfs/btrfsitem/item_dev.go new file mode 100644 index 0000000..d3fe582 --- /dev/null +++ b/lib/btrfs/btrfsitem/item_dev.go @@ -0,0 +1,33 @@ +package btrfsitem + +import ( + "git.lukeshu.com/btrfs-progs-ng/lib/binstruct" + "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsvol" + "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/internal" + "git.lukeshu.com/btrfs-progs-ng/lib/util" +) + +// key.objectid = BTRFS_DEV_ITEMS_OBJECTID +// key.offset = device_id (starting at 1) +type Dev struct { // DEV_ITEM=216 + DevID btrfsvol.DeviceID `bin:"off=0x0, siz=0x8"` + + NumBytes uint64 `bin:"off=0x8, siz=0x8"` + NumBytesUsed uint64 `bin:"off=0x10, siz=0x8"` + + IOOptimalAlign uint32 `bin:"off=0x18, siz=0x4"` + IOOptimalWidth uint32 `bin:"off=0x1c, siz=0x4"` + IOMinSize uint32 `bin:"off=0x20, siz=0x4"` // sector size + + Type uint64 `bin:"off=0x24, siz=0x8"` + Generation internal.Generation `bin:"off=0x2c, siz=0x8"` + StartOffset uint64 `bin:"off=0x34, siz=0x8"` + DevGroup uint32 `bin:"off=0x3c, siz=0x4"` + SeekSpeed uint8 `bin:"off=0x40, siz=0x1"` + Bandwidth uint8 `bin:"off=0x41, siz=0x1"` + + DevUUID util.UUID `bin:"off=0x42, siz=0x10"` + FSUUID util.UUID `bin:"off=0x52, siz=0x10"` + + binstruct.End `bin:"off=0x62"` +} |