util.go

package virtualbox

import (
	"context"
	"net"
)

// ParseIPv4Mask parses IPv4 netmask written in IP form (e.g. 255.255.255.0).
// This function should really belong to the net package.
func ParseIPv4Mask(s string) net.IPMask {
	mask := net.ParseIP(s)
	if mask == nil {
		return nil
	}
	return net.IPv4Mask(mask[12], mask[13], mask[14], mask[15])
}

// Run is a helper method used to execute the commands using the configured
// VBoxManage path. The command should be omitted and only the arguments
// should be passed. It will return the stdout, stderr and error if one
// occured during command execution.
func Run(_ context.Context, args ...string) (string, string, error) {
	// TODO: Convert the function so you can pass in the context.
	return Manage().run(args...)
}