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-rw-r--r--pkg/btrfs/btrfsitem/item_blockgroup.go54
-rw-r--r--pkg/btrfs/btrfsitem/item_chunk.go24
-rw-r--r--pkg/btrfs/btrfsitem/item_dev.go5
-rw-r--r--pkg/btrfs/btrfsitem/item_devextent.go8
-rw-r--r--pkg/btrfs/btrfsitem/item_root.go9
5 files changed, 30 insertions, 70 deletions
diff --git a/pkg/btrfs/btrfsitem/item_blockgroup.go b/pkg/btrfs/btrfsitem/item_blockgroup.go
index 737cfa0..8f7847d 100644
--- a/pkg/btrfs/btrfsitem/item_blockgroup.go
+++ b/pkg/btrfs/btrfsitem/item_blockgroup.go
@@ -2,61 +2,15 @@ package btrfsitem
import (
"lukeshu.com/btrfs-tools/pkg/binstruct"
+ "lukeshu.com/btrfs-tools/pkg/btrfs/btrfsvol"
"lukeshu.com/btrfs-tools/pkg/btrfs/internal"
- "lukeshu.com/btrfs-tools/pkg/util"
)
// key.objectid = logical_addr
// key.offset = size of chunk
type BlockGroup struct { // BLOCK_GROUP_ITEM=192
- Used int64 `bin:"off=0, siz=8"`
- ChunkObjectID internal.ObjID `bin:"off=8, siz=8"`
- Flags BlockGroupFlags `bin:"off=16, siz=8"`
+ Used int64 `bin:"off=0, siz=8"`
+ ChunkObjectID internal.ObjID `bin:"off=8, siz=8"`
+ Flags btrfsvol.BlockGroupFlags `bin:"off=16, siz=8"`
binstruct.End `bin:"off=24"`
}
-
-type BlockGroupFlags uint64
-
-const (
- BLOCK_GROUP_DATA = BlockGroupFlags(1 << iota)
- BLOCK_GROUP_SYSTEM
- BLOCK_GROUP_METADATA
- BLOCK_GROUP_RAID0
- BLOCK_GROUP_RAID1
- BLOCK_GROUP_DUP
- BLOCK_GROUP_RAID10
- BLOCK_GROUP_RAID5
- BLOCK_GROUP_RAID6
- BLOCK_GROUP_RAID1C3
- BLOCK_GROUP_RAID1C4
-
- BLOCK_GROUP_RAID_MASK = (BLOCK_GROUP_RAID1 | BLOCK_GROUP_DUP | BLOCK_GROUP_RAID10 | BLOCK_GROUP_RAID5 | BLOCK_GROUP_RAID6 | BLOCK_GROUP_RAID1C3 | BLOCK_GROUP_RAID1C4)
-)
-
-var blockGroupFlagNames = []string{
- "DATA",
- "SYSTEM",
- "METADATA",
-
- "RAID0",
- "RAID1",
- "DUP",
- "RAID10",
- "RAID5",
- "RAID6",
- "RAID1C3",
- "RAID1C4",
-}
-
-func (f BlockGroupFlags) Has(req BlockGroupFlags) bool { return f&req == req }
-func (f BlockGroupFlags) String() string {
- ret := util.BitfieldString(f, blockGroupFlagNames, util.HexNone)
- if f&BLOCK_GROUP_RAID_MASK == 0 {
- if ret == "" {
- ret = "single"
- } else {
- ret += "|single"
- }
- }
- return ret
-}
diff --git a/pkg/btrfs/btrfsitem/item_chunk.go b/pkg/btrfs/btrfsitem/item_chunk.go
index 8f98ba1..a77ae33 100644
--- a/pkg/btrfs/btrfsitem/item_chunk.go
+++ b/pkg/btrfs/btrfsitem/item_chunk.go
@@ -4,7 +4,9 @@ import (
"fmt"
"lukeshu.com/btrfs-tools/pkg/binstruct"
+ "lukeshu.com/btrfs-tools/pkg/btrfs/btrfsvol"
"lukeshu.com/btrfs-tools/pkg/btrfs/internal"
+ "lukeshu.com/btrfs-tools/pkg/util"
)
// Maps logical address to physical.
@@ -17,22 +19,22 @@ type Chunk struct { // CHUNK_ITEM=228
}
type ChunkHeader struct {
- Size internal.AddrDelta `bin:"off=0x0, siz=0x8"`
- Owner internal.ObjID `bin:"off=0x8, siz=0x8"` // root referencing this chunk (always EXTENT_TREE_OBJECTID=2)
- StripeLen uint64 `bin:"off=0x10, siz=0x8"` // ???
- Type BlockGroupFlags `bin:"off=0x18, siz=0x8"`
- IOOptimalAlign uint32 `bin:"off=0x20, siz=0x4"`
- IOOptimalWidth uint32 `bin:"off=0x24, siz=0x4"`
- IOMinSize uint32 `bin:"off=0x28, siz=0x4"` // sector size
- NumStripes uint16 `bin:"off=0x2c, siz=0x2"` // [ignored-when-writing]
- SubStripes uint16 `bin:"off=0x2e, siz=0x2"` // ???
+ Size btrfsvol.AddrDelta `bin:"off=0x0, siz=0x8"`
+ Owner internal.ObjID `bin:"off=0x8, siz=0x8"` // root referencing this chunk (always EXTENT_TREE_OBJECTID=2)
+ StripeLen uint64 `bin:"off=0x10, siz=0x8"` // ???
+ Type btrfsvol.BlockGroupFlags `bin:"off=0x18, siz=0x8"`
+ IOOptimalAlign uint32 `bin:"off=0x20, siz=0x4"`
+ IOOptimalWidth uint32 `bin:"off=0x24, siz=0x4"`
+ IOMinSize uint32 `bin:"off=0x28, siz=0x4"` // sector size
+ NumStripes uint16 `bin:"off=0x2c, siz=0x2"` // [ignored-when-writing]
+ SubStripes uint16 `bin:"off=0x2e, siz=0x2"` // ???
binstruct.End `bin:"off=0x30"`
}
type ChunkStripe struct {
DeviceID internal.ObjID `bin:"off=0x0, siz=0x8"`
- Offset internal.PhysicalAddr `bin:"off=0x8, siz=0x8"`
- DeviceUUID internal.UUID `bin:"off=0x10, siz=0x10"`
+ Offset btrfsvol.PhysicalAddr `bin:"off=0x8, siz=0x8"`
+ DeviceUUID util.UUID `bin:"off=0x10, siz=0x10"`
binstruct.End `bin:"off=0x20"`
}
diff --git a/pkg/btrfs/btrfsitem/item_dev.go b/pkg/btrfs/btrfsitem/item_dev.go
index 9851002..848f338 100644
--- a/pkg/btrfs/btrfsitem/item_dev.go
+++ b/pkg/btrfs/btrfsitem/item_dev.go
@@ -3,6 +3,7 @@ package btrfsitem
import (
"lukeshu.com/btrfs-tools/pkg/binstruct"
"lukeshu.com/btrfs-tools/pkg/btrfs/internal"
+ "lukeshu.com/btrfs-tools/pkg/util"
)
type Dev struct { // DEV_ITEM=216
@@ -22,8 +23,8 @@ type Dev struct { // DEV_ITEM=216
SeekSpeed uint8 `bin:"off=0x40, siz=0x1"`
Bandwidth uint8 `bin:"off=0x41, siz=0x1"`
- DevUUID internal.UUID `bin:"off=0x42, siz=0x10"`
- FSUUID internal.UUID `bin:"off=0x52, siz=0x10"`
+ DevUUID util.UUID `bin:"off=0x42, siz=0x10"`
+ FSUUID util.UUID `bin:"off=0x52, siz=0x10"`
binstruct.End `bin:"off=0x62"`
}
diff --git a/pkg/btrfs/btrfsitem/item_devextent.go b/pkg/btrfs/btrfsitem/item_devextent.go
index 7f08b5e..03d696a 100644
--- a/pkg/btrfs/btrfsitem/item_devextent.go
+++ b/pkg/btrfs/btrfsitem/item_devextent.go
@@ -2,7 +2,9 @@ package btrfsitem
import (
"lukeshu.com/btrfs-tools/pkg/binstruct"
+ "lukeshu.com/btrfs-tools/pkg/btrfs/btrfsvol"
"lukeshu.com/btrfs-tools/pkg/btrfs/internal"
+ "lukeshu.com/btrfs-tools/pkg/util"
)
// key.objectid = device_id
@@ -10,8 +12,8 @@ import (
type DevExtent struct { // DEV_EXTENT=204
ChunkTree int64 `bin:"off=0, siz=8"`
ChunkObjectID internal.ObjID `bin:"off=8, siz=8"`
- ChunkOffset internal.LogicalAddr `bin:"off=16, siz=8"`
- Length internal.AddrDelta `bin:"off=24, siz=8"`
- ChunkTreeUUID internal.UUID `bin:"off=32, siz=16"`
+ ChunkOffset btrfsvol.LogicalAddr `bin:"off=16, siz=8"`
+ Length btrfsvol.AddrDelta `bin:"off=24, siz=8"`
+ ChunkTreeUUID util.UUID `bin:"off=32, siz=16"`
binstruct.End `bin:"off=48"`
}
diff --git a/pkg/btrfs/btrfsitem/item_root.go b/pkg/btrfs/btrfsitem/item_root.go
index f0a961b..bdf1b7b 100644
--- a/pkg/btrfs/btrfsitem/item_root.go
+++ b/pkg/btrfs/btrfsitem/item_root.go
@@ -2,6 +2,7 @@ package btrfsitem
import (
"lukeshu.com/btrfs-tools/pkg/binstruct"
+ "lukeshu.com/btrfs-tools/pkg/btrfs/btrfsvol"
"lukeshu.com/btrfs-tools/pkg/btrfs/internal"
"lukeshu.com/btrfs-tools/pkg/util"
)
@@ -10,7 +11,7 @@ type Root struct { // ROOT_ITEM=132
Inode Inode `bin:"off=0x0, siz=0xa0"`
Generation internal.Generation `bin:"off=0xa0, siz=0x8"`
RootDirID int64 `bin:"off=0xa8, siz=0x8"`
- ByteNr internal.LogicalAddr `bin:"off=0xb0, siz=0x8"`
+ ByteNr btrfsvol.LogicalAddr `bin:"off=0xb0, siz=0x8"`
ByteLimit int64 `bin:"off=0xb8, siz=0x8"`
BytesUsed int64 `bin:"off=0xc0, siz=0x8"`
LastSnapshot int64 `bin:"off=0xc8, siz=0x8"`
@@ -20,9 +21,9 @@ type Root struct { // ROOT_ITEM=132
DropLevel uint8 `bin:"off=0xed, siz=0x1"`
Level uint8 `bin:"off=0xee, siz=0x1"`
GenerationV2 internal.Generation `bin:"off=0xef, siz=0x8"`
- UUID internal.UUID `bin:"off=0xF7, siz=0x10"`
- ParentUUID internal.UUID `bin:"off=0x107, siz=0x10"`
- ReceivedUUID internal.UUID `bin:"off=0x117, siz=0x10"`
+ UUID util.UUID `bin:"off=0xF7, siz=0x10"`
+ ParentUUID util.UUID `bin:"off=0x107, siz=0x10"`
+ ReceivedUUID util.UUID `bin:"off=0x117, siz=0x10"`
CTransID int64 `bin:"off=0x127, siz=0x8"`
OTransID int64 `bin:"off=0x12f, siz=0x8"`
STransID int64 `bin:"off=0x137, siz=0x8"`
generated by cgit v1.2.3-2-g168b (git 2.25.1) at 2024-10-27 09:36:06 +0000