socks5

type Accepter interface {
	Accept() (net.Conn, error)
}

type EventLogger interface {
	TCPRequest(addr net.Addr, reqAddr string)
	TCPError(addr net.Addr, reqAddr string, err error)
	UDPRequest(addr net.Addr)
	UDPError(addr net.Addr, err error)
}

type FakeHyClient interface {
	TCP(addr string) (net.Conn, error)
	UDP() (FakeHyUDPConn, error)
	Close() error
}

type FakeHyUDPConn interface {
	Receive() (b []byte, addr string, err error)
	Send(b []byte, addr string) error
	Close() error
}

type Server struct {
	HyClient    FakeHyClient
	AuthFunc    func(username, password string) bool // nil = no authentication
	DisableUDP  bool
	EventLogger EventLogger
}