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package btrfs
import (
"lukeshu.com/btrfs-tools/pkg/binstruct"
)
type Ref[T any] struct {
dev *Device
addr int64
Data T
}
func (r *Ref[T]) Read() error {
size, err := binstruct.Size(r.Data)
if err != nil {
return err
}
buf := make([]byte, size)
if _, err := r.dev.ReadAt(buf, r.addr); err != nil {
return err
}
return binstruct.Unmarshal(buf, &r.Data)
}
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