util

func FindAvailableUDPPort ¶

func FindAvailableUDPPort(minPort, maxPort uint16) (uint16, error)

find an available UDP port in the range [minPort, maxPort] and also the next port for the wgtester

func FixKey ¶

func FixKey(key string) string

func GetDestPort ¶

func GetDestPort(packet []byte) (uint16, bool)

GetDestPort returns destination port from TCP/UDP packet (fast path)

func GetProtocol ¶

func GetProtocol(packet []byte) (uint8, bool)

GetProtocol returns protocol number from IPv4 packet (fast path)

func MapToWireGuardLogLevel ¶

func MapToWireGuardLogLevel(level logger.LogLevel) int

func ParseLogLevel ¶

func ParseLogLevel(level string) logger.LogLevel

func ResolveDomain ¶

func ResolveDomain(domain string) (string, error)

func UnfixKey ¶

func UnfixKey(hexKey string) string

this is the opposite of FixKey