func nodeToIPNet(node *bitradix.Radix32) *net.IPNet {
ip := uintToIP(node.Key())
ipnet := net.IPNet{IP: ip, Mask: net.CIDRMask(node.Bits(), 32)}
return &ipnet
}
func addRoute(r *bitradix.Radix32, ipnet *net.IPNet, route *Route) {
net, mask := ipNetToUint(ipnet)
r.Insert(net, mask, route)
}
func removeRoute(r *bitradix.Radix32, ipnet *net.IPNet) {
net, mask := ipNetToUint(ipnet)
r.Remove(net, mask)
}