func MaskLength2Mask(ml int) uint32 {
	var mask uint32
	for i := 0; i < 32-ml; i++ {
		mask = mask << 1
		mask++
	}
	return mask
}
MaskLength2Mask will tank in an int and return the bit mask for the number given
package utils
import (
	"fmt"
	"regexp"
	"strconv"
	"strings"
)