Function headerString

vpn/speaker.go:330–332

(role SpeakerRole, versions RPCVersionList)

const headerPreamble = "codervpn"

func headerString(role SpeakerRole, versions RPCVersionList) string {
	return fmt.Sprintf("%s %s %s\n", headerPreamble, role, versions.String())
}

func validateHeader(header string, expectedRole SpeakerRole, supportedVersions RPCVersionList) (RPCVersion, error) {
	parts := strings.Split(header, " ")