if config == nil || reflect.ValueOf(config).IsNil() {
		return nil, nil, nil
	}

	configBytes, err := io.ReadAll(config)
	if err != nil {
		return nil, nil, err
	}

	return bytes.NewBuffer(configBytes), bytes.NewBuffer(configBytes), nil
}

// NewFromPlugins returns an admission.Interface that will enforce admission control decisions of all
// the given plugins.

	// Otherwise, we have a config file. Let's load it.
	configBytes, err := os.ReadFile(cfgPath)
	if err != nil {
		return nil, errors.Wrapf(err, "unable to load config from file %q", cfgPath)
	}

	// Split the YAML documents in the file into a DocumentMap
	docmap, err := kubeadmutil.SplitYAMLDocuments(configBytes)
	if err != nil {
		return nil, err
	}

	Count     int32
	Pad_cgo_0 [4]byte
}

type Fbootstraptransfer_t struct {
	Offset int64
	Length uint64
	Buffer *byte
}

type Log2phys_t struct {
	Flags       uint32
	Contigbytes int64
	Devoffset   int64
}

type Fsid struct {
	Val [2]int32
}

type Dirent struct {
	Ino       uint64
	Seekoff   uint64
	Reclen    uint16
	Namlen    uint16
	Type      uint8

	Count     int32
	Pad_cgo_0 [4]byte
}

type Fbootstraptransfer_t struct {
	Offset int64
	Length uint64
	Buffer *byte
}

type Log2phys_t struct {
	Flags       uint32
	Contigbytes int64
	Devoffset   int64
}

type Fsid struct {
	Val [2]int32
}

type Dirent struct {
	Ino       uint64
	Seekoff   uint64
	Reclen    uint16
	Namlen    uint16
	Type      uint8