diff options
Diffstat (limited to 'lib/btrfs/btrfssum/shortsum.go')
| -rw-r--r-- | lib/btrfs/btrfssum/shortsum.go | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/lib/btrfs/btrfssum/shortsum.go b/lib/btrfs/btrfssum/shortsum.go index 6fd0c68..c3d6f8b 100644 --- a/lib/btrfs/btrfssum/shortsum.go +++ b/lib/btrfs/btrfssum/shortsum.go @@ -1,4 +1,4 @@ -// Copyright (C) 2022 Luke Shumaker <lukeshu@lukeshu.com> +// Copyright (C) 2022-2023 Luke Shumaker <lukeshu@lukeshu.com> // // SPDX-License-Identifier: GPL-2.0-or-later @@ -56,10 +56,11 @@ func (sum ShortSum) EncodeJSON(w io.Writer) error { } func deHex(r rune) (byte, bool) { - if r > 0xff { + if r > math.MaxUint8 { return 0, false } c := byte(r) + //nolint:gomnd // Hex conversion. switch { case '0' <= c && c <= '9': return c - '0', true @@ -130,7 +131,7 @@ func (run SumRun[Addr]) Get(sumIdx int64) (ShortSum, error) { return "", io.EOF } off := int(sumIdx) * run.ChecksumSize - return ShortSum(run.Sums[off : off+run.ChecksumSize]), nil + return run.Sums[off : off+run.ChecksumSize], nil } func (run SumRun[Addr]) SumForAddr(addr Addr) (ShortSum, bool) { @@ -138,7 +139,7 @@ func (run SumRun[Addr]) SumForAddr(addr Addr) (ShortSum, bool) { return "", false } off := int((addr-run.Addr)/BlockSize) * run.ChecksumSize - return ShortSum(run.Sums[off : off+run.ChecksumSize]), true + return run.Sums[off : off+run.ChecksumSize], true } func (run SumRun[Addr]) Walk(ctx context.Context, fn func(Addr, ShortSum) error) error { @@ -146,7 +147,7 @@ func (run SumRun[Addr]) Walk(ctx context.Context, fn func(Addr, ShortSum) error) if err := ctx.Err(); err != nil { return err } - if err := fn(addr, ShortSum(run.Sums[off:off+run.ChecksumSize])); err != nil { + if err := fn(addr, run.Sums[off:off+run.ChecksumSize]); err != nil { return err } } @@ -207,7 +208,7 @@ func (sg SumRunWithGaps[Addr]) SumForAddr(addr Addr) (ShortSum, error) { continue } off := int((addr-run.Addr)/BlockSize) * run.ChecksumSize - return ShortSum(run.Sums[off : off+run.ChecksumSize]), nil + return run.Sums[off : off+run.ChecksumSize], nil } return "", diskio.ErrWildcard } |