弹幕域名校验放宽

BarrageGrab/Proxy/ISystemProxy.cs

@@ -1,6 +1,7 @@
 using System;
 using Fiddler;
 using System.Reflection;
+using System.Collections.Generic;
 
 namespace BarrageGrab.Proxy
 {
@@ -8,6 +9,11 @@ namespace BarrageGrab.Proxy
     {
         event EventHandler<WsMessageEventArgs> OnWebSocketData;
 
+        /// <summary>
+        /// 域名过滤器
+        /// </summary>
+        Func<string, bool> HostNameFilter { get; set; }
+
         /// <summary>
         /// 开始监听
         /// </summary>