Function NewCache

http/cache.go:25–34

(capacity int)

}

func NewCache(capacity int) *Cache {
	if capacity < 0 {
		capacity = 0
	}
	return &Cache{
		capacity: capacity,
		entries:  make(map[uint64]*list.Element),
		values:   list.New(),
	}
}

func key(ip net.IP) uint64 {
	h := fnv.New64a()