package adapters import ( "net" C "github.com/Dreamacro/clash/constant" ) type Direct struct { *Base } func (d *Direct) Dial(metadata *C.Metadata) (net.Conn, error) { address := net.JoinHostPort(metadata.Host, metadata.DstPort) if metadata.DstIP != nil { address = net.JoinHostPort(metadata.DstIP.String(), metadata.DstPort) } c, err := net.DialTimeout("tcp", address, tcpTimeout) if err != nil { return nil, err } tcpKeepAlive(c) return c, nil } func (d *Direct) DialUDP(metadata *C.Metadata) (net.PacketConn, net.Addr, error) { pc, err := net.ListenPacket("udp", "") if err != nil { return nil, nil, err } addr, err := net.ResolveUDPAddr("udp", net.JoinHostPort(metadata.String(), metadata.DstPort)) if err != nil { return nil, nil, err } return pc, addr, nil } func NewDirect() *Direct { return &Direct{ Base: &Base{ name: "DIRECT", tp: C.Direct, udp: true, }, } }