Function encodeEndpoint

resolver/map.go:201–212

encodeEndpoint returns a string that uniquely identifies the unordered set of addresses within an endpoint.

(e Endpoint)

// encodeEndpoint returns a string that uniquely identifies the unordered set of
// addresses within an endpoint.
func encodeEndpoint(e Endpoint) endpointMapKey {
	addrs := make([]string, 0, len(e.Addresses))
	// base64 encoding the address strings restricts the characters present
	// within the strings. This allows us to use a delimiter without the need of
	// escape characters.
	for _, addr := range e.Addresses {
		addrs = append(addrs, base64.StdEncoding.EncodeToString([]byte(addr.Addr)))
	}
	sort.Strings(addrs)
	// " " should not appear in base64 encoded strings.
	return endpointMapKey(strings.Join(addrs, " "))
}

// Get returns the value for the address in the map, if present.
func (em *EndpointMap[T]) Get(e Endpoint) (value T, ok bool) {