feat: Support VLESS XTLS Vision (#406)

MetaCubeX · Feb 25, 2023 · 8172261 · 8172261
1 parent 5bfad04
commit 8172261
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Showing 7 changed files with 477 additions and 43 deletions.
diff --git a/adapter/outbound/vless.go b/adapter/outbound/vless.go
@@ -171,7 +171,7 @@ func (v *Vless) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error) {
 	host, _, _ := net.SplitHostPort(v.addr)
 
-	if v.isXTLSEnabled() && !isH2 {
+	if v.isLegacyXTLSEnabled() && !isH2 {
 		xtlsOpts := vless.XTLSConfig{
 			Host:           host,
 			SkipCertVerify: v.option.SkipCertVerify,
@@ -206,8 +206,8 @@ func (v *Vless) streamTLSOrXTLSConn(conn net.Conn, isH2 bool) (net.Conn, error)
 	return conn, nil
 }
 
-func (v *Vless) isXTLSEnabled() bool {
-	return v.client.Addons != nil
+func (v *Vless) isLegacyXTLSEnabled() bool {
+	return v.client.Addons != nil && v.client.Addons.Flow != vless.XRV
 }
 
 // DialContext implements C.ProxyAdapter
@@ -479,7 +479,7 @@ func NewVless(option VlessOption) (*Vless, error) {
 	if option.Network != "ws" && len(option.Flow) >= 16 {
 		option.Flow = option.Flow[:16]
 		switch option.Flow {
-		case vless.XRO, vless.XRD, vless.XRS:
+		case vless.XRO, vless.XRD, vless.XRS, vless.XRV:
 			addons = &vless.Addons{
 				Flow: option.Flow,
 			}

diff --git a/common/buf/sing.go b/common/buf/sing.go
@@ -5,9 +5,15 @@ import (
 	"github.com/sagernet/sing/common/buf"
 )
 
+const BufferSize = buf.BufferSize
+
 type Buffer = buf.Buffer
 
+var New = buf.New
+var StackNew = buf.StackNew
 var StackNewSize = buf.StackNewSize
+var With = buf.With
+
 var KeepAlive = common.KeepAlive
 
 //go:norace