From 5afa6e03b8d6162b15e7edaa013e644f1931aaf9 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Tue, 2 Aug 2022 03:30:54 -0600
Subject: lib: feat: ScanOneDevice: Subsume ScanForNotes, checksum as we go,
 look for csum items

"ignore space change" is possibly useful for viewing this diff?
---
 lib/btrfsprogs/btrfsinspect/scan.go | 57 -------------------------------------
 1 file changed, 57 deletions(-)
 delete mode 100644 lib/btrfsprogs/btrfsinspect/scan.go

(limited to 'lib/btrfsprogs/btrfsinspect/scan.go')

diff --git a/lib/btrfsprogs/btrfsinspect/scan.go b/lib/btrfsprogs/btrfsinspect/scan.go
deleted file mode 100644
index ef1079f..0000000
--- a/lib/btrfsprogs/btrfsinspect/scan.go
+++ /dev/null
@@ -1,57 +0,0 @@
-// Copyright (C) 2022  Luke Shumaker <lukeshu@lukeshu.com>
-//
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package btrfsinspect
-
-import (
-	"context"
-	"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/diskio"
-	"git.lukeshu.com/btrfs-progs-ng/lib/slices"
-)
-
-// 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(ctx context.Context, dev *btrfs.Device, sb btrfs.Superblock, fn func(*diskio.Ref[btrfsvol.PhysicalAddr, btrfs.Node], error), prog func(btrfsvol.PhysicalAddr)) error {
-	devSize := dev.Size()
-
-	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 ctx.Err() != nil {
-			return ctx.Err()
-		}
-		if slices.Contains(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
-}
-- 
cgit v1.2.3-2-g168b