// +build !linux package udp import ( "net" v2net "v2ray.com/core/common/net" ) func SetOriginalDestOptions(fd int) error { return nil } func RetrieveOriginalDest(oob []byte) v2net.Destination { return v2net.Destination{} } func ReadUDPMsg(conn *net.UDPConn, payload []byte, oob []byte) (int, int, int, *net.UDPAddr, error) { nBytes, addr, err := conn.ReadFromUDP(payload) return nBytes, 0, 0, addr, err }