Remove usage of ShadowConn for ssHandler and ssConnector (#68)

The new ss library has integrated the function of ShadowConn.

connector/ss/connector.go

@@ -14,7 +14,6 @@ import (
 	"github.com/go-gost/go-shadowsocks2/utils"
 	"github.com/go-gost/gosocks5"
 	ctxvalue "github.com/go-gost/x/ctx"
-	"github.com/go-gost/x/internal/util/ss"
 	"github.com/go-gost/x/registry"
 )
 
@@ -102,11 +101,7 @@ func (c *ssConnector) Connect(ctx context.Context, conn net.Conn, network, addre
 	}
 
 	target := socks.Addr(rawaddr[:n])
-	_, padding, err := utils.GeneratePadding()
-	if err != nil {
-		return nil, err
-	}
-	conn, err = c.client.WrapConn(conn, target, padding, nil)
+	conn, err = c.client.WrapConn(conn, target)
 	if err != nil {
 		return nil, err
 	}
@@ -118,7 +113,7 @@ func (c *ssConnector) Connect(ctx context.Context, conn net.Conn, network, addre
 			return nil, err
 		}
 	}
-	sc = ss.ShadowConn(conn, nil)
+	sc = conn
 
 	return sc, nil
 }

connector/ss/udp/connector.go

@@ -93,13 +93,8 @@ func (c *ssuConnector) Connect(ctx context.Context, conn net.Conn, network, addr
 		return ss.UDPClientConn(pc, conn.RemoteAddr(), taddr, c.md.udpBufferSize, &c.client, &c.sessionMap), nil
 	}
 
-	_, padding, err := utils.GeneratePadding()
-	if err != nil {
-		return nil, err
-	}
-
 	target := socks.ParseAddr(taddr.String())
-	conn, err = c.tcpClient.WrapConn(conn, target, padding, nil)
+	conn, err := c.tcpClient.WrapConn(conn, target)
 	if err != nil {
 		return nil, err
 	}