chore: rebuild slowdown code

component/proxydialer/slowdown.go

@@ -0,0 +1,34 @@
+package proxydialer
+
+import (
+	"context"
+	"net"
+	"net/netip"
+
+	"github.com/metacubex/mihomo/component/slowdown"
+	C "github.com/metacubex/mihomo/constant"
+)
+
+type SlowDownDialer struct {
+	C.Dialer
+	Slowdown *slowdown.SlowDown
+}
+
+func (d SlowDownDialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
+	return slowdown.Do(d.Slowdown, ctx, func() (net.Conn, error) {
+		return d.Dialer.DialContext(ctx, network, address)
+	})
+}
+
+func (d SlowDownDialer) ListenPacket(ctx context.Context, network, address string, rAddrPort netip.AddrPort) (net.PacketConn, error) {
+	return slowdown.Do(d.Slowdown, ctx, func() (net.PacketConn, error) {
+		return d.Dialer.ListenPacket(ctx, network, address, rAddrPort)
+	})
+}
+
+func NewSlowDownDialer(d C.Dialer, sd *slowdown.SlowDown) SlowDownDialer {
+	return SlowDownDialer{
+		Dialer:   d,
+		Slowdown: sd,
+	}
+}

component/proxydialer/slowdown_sing.go

@@ -0,0 +1,33 @@
+package proxydialer
+
+import (
+	"context"
+	"net"
+
+	"github.com/metacubex/mihomo/component/slowdown"
+	M "github.com/sagernet/sing/common/metadata"
+)
+
+type SlowDownSingDialer struct {
+	SingDialer
+	Slowdown *slowdown.SlowDown
+}
+
+func (d SlowDownSingDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	return slowdown.Do(d.Slowdown, ctx, func() (net.Conn, error) {
+		return d.SingDialer.DialContext(ctx, network, destination)
+	})
+}
+
+func (d SlowDownSingDialer) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	return slowdown.Do(d.Slowdown, ctx, func() (net.PacketConn, error) {
+		return d.SingDialer.ListenPacket(ctx, destination)
+	})
+}
+
+func NewSlowDownSingDialer(d SingDialer, sd *slowdown.SlowDown) SlowDownSingDialer {
+	return SlowDownSingDialer{
+		SingDialer: d,
+		Slowdown:   sd,
+	}
+}