feat: add sniffing suite and dial_mode option (#16)

common/consts/control.go

@@ -0,0 +1,24 @@
+/*
+ * SPDX-License-Identifier: AGPL-3.0-only
+ * Copyright (c) since 2023, v2rayA Organization <team@v2raya.org>
+ */
+
+package consts
+
+import "fmt"
+
+type DialMode string
+
+const (
+	DialMode_Ip     DialMode = "ip"
+	DialMode_Domain DialMode = "domain"
+)
+
+func ParseDialMode(mode string) (DialMode, error) {
+	switch mode {
+	case "ip", "domain":
+		return DialMode(mode), nil
+	default:
+		return "", fmt.Errorf("unsupported dial mode: %v", mode)
+	}
+}