diff options
Diffstat (limited to 'lib/btrfs/io3_btree.go')
-rw-r--r-- | lib/btrfs/io3_btree.go | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/lib/btrfs/io3_btree.go b/lib/btrfs/io3_btree.go index 030ea41..59e4c1d 100644 --- a/lib/btrfs/io3_btree.go +++ b/lib/btrfs/io3_btree.go @@ -12,6 +12,7 @@ import ( "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfstree" "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsvol" "git.lukeshu.com/btrfs-progs-ng/lib/containers" + "git.lukeshu.com/btrfs-progs-ng/lib/diskio" "git.lukeshu.com/btrfs-progs-ng/lib/textui" ) @@ -73,6 +74,21 @@ func (fs *FS) readNode(_ context.Context, addr btrfsvol.LogicalAddr, nodeEntry * var _ btrfstree.NodeSource = (*FS)(nil) +// btrfstree.Forrest /////////////////////////////////////////////////////////// + +// RawTree is a variant of ForrestLookup that returns a concrete type +// instead of an interface. +func (fs *FS) RawTree(ctx context.Context, treeID btrfsprim.ObjID) (*btrfstree.RawTree, error) { + return btrfstree.RawForrest{NodeSource: fs}.RawTree(ctx, treeID) +} + +// ForrestLookup implements btree.Forrest. +func (fs *FS) ForrestLookup(ctx context.Context, treeID btrfsprim.ObjID) (btrfstree.Tree, error) { + return btrfstree.RawForrest{NodeSource: fs}.ForrestLookup(ctx, treeID) +} + +var _ btrfstree.Forrest = (*FS)(nil) + // btrfstree.TreeOperator ////////////////////////////////////////////////////// // TreeWalk implements btrfstree.TreeOperator. @@ -96,3 +112,18 @@ func (fs *FS) TreeSearchAll(treeID btrfsprim.ObjID, searcher btrfstree.TreeSearc } var _ btrfstree.TreeOperator = (*FS)(nil) + +// ReadableFS ////////////////////////////////////////////////////////////////// + +type ReadableFS interface { + btrfstree.Forrest + + Superblock() (*btrfstree.Superblock, error) + + Name() string + + // For reading file contents. + diskio.ReaderAt[btrfsvol.LogicalAddr] +} + +var _ ReadableFS = (*FS)(nil) |