package inbound import ( std_bufio "bufio" "context" "net" "os" "github.com/sagernet/sing-box/adapter" "github.com/sagernet/sing-box/common/uot" C "github.com/sagernet/sing-box/constant" "github.com/sagernet/sing-box/log" "github.com/sagernet/sing-box/option" "github.com/sagernet/sing/common/auth" "github.com/sagernet/sing/common/buf" "github.com/sagernet/sing/common/bufio" N "github.com/sagernet/sing/common/network" "github.com/sagernet/sing/common/rw" "github.com/sagernet/sing/protocol/http" "github.com/sagernet/sing/protocol/socks" "github.com/sagernet/sing/protocol/socks/socks4" "github.com/sagernet/sing/protocol/socks/socks5" ) var ( _ adapter.Inbound = (*Mixed)(nil) _ adapter.InjectableInbound = (*Mixed)(nil) ) type Mixed struct { myInboundAdapter authenticator auth.Authenticator } func NewMixed(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.HTTPMixedInboundOptions) *Mixed { inbound := &Mixed{ myInboundAdapter{ protocol: C.TypeMixed, network: []string{N.NetworkTCP}, ctx: ctx, router: uot.NewRouter(router, logger), logger: logger, tag: tag, listenOptions: options.ListenOptions, setSystemProxy: options.SetSystemProxy, }, auth.NewAuthenticator(options.Users), } inbound.connHandler = inbound return inbound } func (h *Mixed) NewConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext) error { headerType, err := rw.ReadByte(conn) if err != nil { return err } switch headerType { case socks4.Version, socks5.Version: return socks.HandleConnection0(ctx, conn, headerType, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata)) } reader := std_bufio.NewReader(bufio.NewCachedReader(conn, buf.As([]byte{headerType}))) return http.HandleConnection(ctx, conn, reader, h.authenticator, h.upstreamUserHandler(metadata), adapter.UpstreamMetadata(metadata)) } func (h *Mixed) NewPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext) error { return os.ErrInvalid }