util

func Assert(ok bool, pat string, args ...interface{})

func CRC(data []byte) uint32

func EqualUDPAddr(a, b *net.UDPAddr) bool

func Min(a, b uint64) uint64

func MustMarshalProto(msg proto.Message) []byte

func MustUnmarshalProto(data []byte, msg proto.Message)

func PackData(msg proto.Message) []byte

func UnpackData(data []byte, msg proto.Message) error

func WithLock(x sync.Locker, fn func() error) error