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authorLuke Shumaker <lukeshu@lukeshu.com>2022-07-10 17:24:51 -0600
committerLuke Shumaker <lukeshu@lukeshu.com>2022-07-11 00:44:30 -0600
commitbde202f286461ab575dc7e3d83f996d9a5f4a6ec (patch)
tree64782c354c15f64a164996125a06c1bca30c9aa7 /lib/btrfsmisc/fsck.go
parentd2da99882ea49cc67780c0255bf624698898e7fe (diff)
Have a go at rearranging things in to a lib/btrfsprogs
Diffstat (limited to 'lib/btrfsmisc/fsck.go')
-rw-r--r--lib/btrfsmisc/fsck.go55
1 files changed, 0 insertions, 55 deletions
diff --git a/lib/btrfsmisc/fsck.go b/lib/btrfsmisc/fsck.go
deleted file mode 100644
index b0c2ad7..0000000
--- a/lib/btrfsmisc/fsck.go
+++ /dev/null
@@ -1,55 +0,0 @@
-// Copyright (C) 2022 Luke Shumaker <lukeshu@lukeshu.com>
-//
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package btrfsmisc
-
-import (
- "errors"
- "fmt"
-
- "git.lukeshu.com/btrfs-progs-ng/lib/btrfs"
- "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsvol"
- "git.lukeshu.com/btrfs-progs-ng/lib/util"
-)
-
-// ScanForNodes mimics btrfs-progs
-// cmds/rescue-chunk-recover.c:scan_one_device(), except rather than
-// doing something itself when it finds a node, it simply calls a
-// callback function.
-func ScanForNodes(dev *btrfs.Device, sb btrfs.Superblock, fn func(*util.Ref[btrfsvol.PhysicalAddr, btrfs.Node], error), prog func(btrfsvol.PhysicalAddr)) error {
- devSize, err := dev.Size()
- if err != nil {
- return err
- }
-
- if sb.NodeSize < sb.SectorSize {
- return fmt.Errorf("node_size(%v) < sector_size(%v)",
- sb.NodeSize, sb.SectorSize)
- }
-
- for pos := btrfsvol.PhysicalAddr(0); pos+btrfsvol.PhysicalAddr(sb.NodeSize) < devSize; pos += btrfsvol.PhysicalAddr(sb.SectorSize) {
- if util.InSlice(pos, btrfs.SuperblockAddrs) {
- //fmt.Printf("sector@%v is a superblock\n", pos)
- continue
- }
-
- if prog != nil {
- prog(pos)
- }
-
- nodeRef, err := btrfs.ReadNode[btrfsvol.PhysicalAddr](dev, sb, pos, nil)
- if err != nil && errors.Is(err, btrfs.ErrNotANode) {
- continue
- }
- fn(nodeRef, err)
-
- pos += btrfsvol.PhysicalAddr(sb.NodeSize) - btrfsvol.PhysicalAddr(sb.SectorSize)
- }
-
- if prog != nil {
- prog(devSize)
- }
-
- return nil
-}