package main

import (
	`strconv`
	`strings`
)

// Sizes returns a parsed/split slice of uint8s from a vlsmSize.
func (v *vlsmSize) Sizes() (sizes []uint8, err error) {

	var s []string
	var u uint64

	if v == nil {
		return
	}
	s = strings.Split(string(*v), ",")
	for idx, i := range s {
		s[idx] = strings.TrimSpace(i)
	}

	sizes = make([]uint8, len(s))

	// No validation is performed since we don't have access to the addr inet family; that's up to the parsers.
	for idx, i := range s {
		if u, err = strconv.ParseUint(i, 10, 8); err != nil {
			return
		}
		sizes[idx] = uint8(u)
	}

	return
}