Merge from remote branch

constant/adapters.go

@@ -5,6 +5,8 @@ import (
 	"fmt"
 	"net"
 	"time"
+
+	"github.com/Dreamacro/clash/component/dialer"
 )
 
 // Adapter Type
@@ -31,6 +33,7 @@ const (
 const (
 	DefaultTCPTimeout = 5 * time.Second
 	DefaultUDPTimeout = DefaultTCPTimeout
+	DefaultTLSTimeout = DefaultTCPTimeout
 )
 
 type Connection interface {
@@ -91,9 +94,8 @@ type ProxyAdapter interface {
 
 	// DialContext return a C.Conn with protocol which
 	// contains multiplexing-related reuse logic (if any)
-	DialContext(ctx context.Context, metadata *Metadata) (Conn, error)
-
-	ListenPacketContext(ctx context.Context, metadata *Metadata) (PacketConn, error)
+	DialContext(ctx context.Context, metadata *Metadata, opts ...dialer.Option) (Conn, error)
+	ListenPacketContext(ctx context.Context, metadata *Metadata, opts ...dialer.Option) (PacketConn, error)
 
 	// Unwrap extracts the proxy from a proxy-group. It returns nil when nothing to extract.
 	Unwrap(metadata *Metadata) Proxy