Initial commit: Client Doc docs Server Tools

Co-authored-by: Cursor <cursoragent@cursor.com>

Client/Assets/Base/AES.cs

@@ -0,0 +1,126 @@
+using System;
+using System.Security.Cryptography;
+using System.Text;
+
+public class AESManager
+{
+    private static readonly byte[] Key = Encoding.UTF8.GetBytes("01fsd56#@9AB183F"); // 16字节的密钥
+    private static readonly byte[] IV = Encoding.UTF8.GetBytes("01fsd56789A*%#3F"); // 16字节的初始向量
+    private static byte[] XWKey = Encoding.UTF8.GetBytes("183F01fsd56#@9AB"); // 16字节的密钥
+    private static byte[] XWIV = Encoding.UTF8.GetBytes("h1O2Y7d689A*%#0X"); // 16字节的初始向量
+
+    //与 XGame.AESManager 对齐：静态构造里自动用口令初始化 XWKey/XWIV，
+    //避免某条路径(如 WebGL 加载)忘了显式 Set() 而退化到上面写死的默认 key，导致解密全错。
+    static AESManager()
+    {
+        Set(ChangeBytes(Encoding.UTF8.GetBytes("#@pOrhgf2026091211325890vciu%c-X")));
+    }
+
+    public static byte[] ChangeBytes(byte[] src, byte xor = 0xb4)
+    {
+        for (int i = 0; i < src.Length; i++)
+        {
+            src[i] = (byte)(src[i] ^ xor);
+        }
+        return src;
+    }
+
+    public static void Set(byte[] data)
+    {
+        if (data.Length != 32)
+            throw new Exception("AES Key or IV length must be 32 characters");
+        else
+        {
+            XWKey = new byte[16];
+            Array.Copy(data, 0, XWKey, 0, 16);
+            XWIV = new byte[16];
+            Array.Copy(data, 16, XWIV, 0, 16);
+        }
+    }
+    public static string Encrypt(string plainText)
+    {
+        string encryptedText = Convert.ToBase64String(Encrypt(Encoding.UTF8.GetBytes(plainText)));
+        return encryptedText;
+    }
+    public static byte[] Encrypt(byte[] plainBytes, bool bXW = true)
+    {
+        using (Aes aes = Aes.Create())
+        {
+            if (bXW)
+            {
+                aes.Key = XWKey;
+                aes.IV = XWIV;
+            }
+            else 
+            {
+                aes.Key = Key;
+                aes.IV = IV;
+            }
+
+            ICryptoTransform encryptor = aes.CreateEncryptor(aes.Key, aes.IV);
+
+            byte[] encryptedBytes = null;
+            using (var ms = new System.IO.MemoryStream())
+            {
+                using (var cs = new CryptoStream(ms, encryptor, CryptoStreamMode.Write))
+                {
+                    cs.Write(plainBytes, 0, plainBytes.Length);
+                    cs.FlushFinalBlock();
+                }
+                encryptedBytes = ms.ToArray();
+            }
+            return encryptedBytes;
+        }
+    }
+
+    public static byte[] Decrypt(byte[] encryptedBytes, bool bXW = true)
+    {
+        using (Aes aes = Aes.Create())
+        {
+            if (bXW)
+            {
+                aes.Key = XWKey;
+                aes.IV = XWIV;
+            }
+            else
+            {
+                aes.Key = Key;
+                aes.IV = IV;
+            }
+
+            ICryptoTransform decryptor = aes.CreateDecryptor(aes.Key, aes.IV);
+
+            byte[] decryptedBytes = null;
+            using (var ms = new System.IO.MemoryStream(encryptedBytes))
+            {
+                using (var cs = new CryptoStream(ms, decryptor, CryptoStreamMode.Read))
+                {
+                    byte[] decryptedData = new byte[encryptedBytes.Length];
+                    int bytesRead = cs.Read(decryptedData, 0, decryptedData.Length);
+
+                    if (bytesRead == decryptedData.Length)
+                        return decryptedData;
+                    // 如果你知道解密后的数据的确切大小，你可以根据需要进行截取
+                    byte[] trimmedData = new byte[bytesRead];
+                    Array.Copy(decryptedData, trimmedData, bytesRead);
+
+                    return trimmedData;
+                }
+            }
+        }
+    }
+    public static string Decrypt(string encryptedText)
+    {
+        string decryptedText = Encoding.UTF8.GetString(Decrypt(Convert.FromBase64String(encryptedText)));
+        return decryptedText;
+    }
+}
+
+// 使用示例：
+//string originalText = "Hello, World!";
+//string encryptedText = AESExample.Encrypt(originalText);
+//string decryptedText = AESExample.Decrypt(encryptedText);
+
+//Console.WriteLine("Original Text: " + originalText);
+//Console.WriteLine("Encrypted Text: " + encryptedText);
+//Console.WriteLine("Decrypted Text: " + decryptedText);

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Client/Assets/Base/Base.asmdef

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Client/Assets/Base/BaseFunction.cs

@@ -0,0 +1,15 @@
+
+
+using System;
+using UnityEngine;
+#if UNITY_WEBGL
+using WeChatWASM;
+#endif
+
+public class XWBase
+{ 
+    public static void StartScanQRCode(Action<string> callback)
+    {
+
+    }
+}

Client/Assets/Base/BaseFunction.cs.meta

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Client/Assets/Base/ConsoleToSceen.cs

@@ -0,0 +1,55 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class ConsoleToSceen : MonoBehaviour
+{
+    const int maxLines = 50;
+    const int maxLineLength = 120;
+    private string _logStr = "";
+
+    private readonly List<string> _lines = new List<string>();
+
+    public int fontSize = 15;
+
+    void OnEnable() { Application.logMessageReceived += Log; }
+    void OnDisable() { Application.logMessageReceived -= Log; }
+    void Update() { }
+
+    public void Log(string logString, string stackTrace, LogType type)
+    {
+        foreach (var line in logString.Split('\n'))
+        {
+            if (line.Length <= maxLineLength)
+            {
+                _lines.Add(line);
+                continue;
+            }
+            var lineCount = line.Length / maxLineLength + 1;
+            for (int i = 0; i < lineCount; i++)
+            {
+                if ((i + 1) * maxLineLength <= line.Length)
+                {
+                    _lines.Add(line.Substring(i * maxLineLength, maxLineLength));
+                }
+                else
+                {
+                    _lines.Add(line.Substring(i * maxLineLength, line.Length - i * maxLineLength));
+                }
+            }
+        }
+        if (_lines.Count > maxLines)
+        {
+            _lines.RemoveRange(0, _lines.Count - maxLines);
+        }
+        _logStr = string.Join("\n", _lines);
+    }
+
+    void OnGUI()
+    {
+        GUI.matrix = Matrix4x4.TRS(Vector3.zero, Quaternion.identity,
+           new Vector3(Screen.width / 1200.0f, Screen.height / 800.0f, 1.0f));
+        GUI.Label(new Rect(10, 10, 800, 370), _logStr, new GUIStyle() { fontSize = Math.Max(10, fontSize) });
+    }
+}

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Client/Assets/Base/DevServerConfig.cs

@@ -0,0 +1,42 @@
+using System;
+using System.IO;
+using System.Net;
+using System.Net.Sockets;
+using UnityEngine;
+
+// 内网联调配置：开发机探测 IP 的本地持久化(persistentDataPath/dev_server.txt，单行 IPv4)。
+// 跨网段时广播/组播都出不了网段(路由器不转发)，只能向已知开发机 IP 单播——该 IP 由本文件持久化，
+// 首次由 DevServerPrompt 弹框录入并验证成功后写入(见 LoadDll.CoLocalDiscoverThenDownload)。
+// 注意：Application.persistentDataPath 只能在主线程访问，故 Load/Save 只能在主线程调；
+// 发现线程(后台)需要的值由调用方在主线程读好传入。
+// 热更层 DevServerDiscovery 内联了同语义的读取(XWorld.Link 未引用 Base 程序集)，改格式时两边须同步。
+public static class DevServerConfig
+{
+    public static string FilePath => Path.Combine(Application.persistentDataPath, "dev_server.txt");
+
+    // 读配置：文件不存在/IO 异常/内容不是合法 IPv4 → null(静默，等同"无配置")。
+    public static string Load()
+    {
+        try
+        {
+            string path = FilePath;
+            if (!File.Exists(path)) return null;
+            string line = File.ReadAllText(path).Trim();
+            if (line.Length == 0) return null;
+            if (!IPAddress.TryParse(line, out IPAddress ip)) return null;
+            if (ip.AddressFamily != AddressFamily.InterNetwork) return null; // 只认 IPv4
+            return ip.ToString();
+        }
+        catch (Exception)
+        {
+            return null;
+        }
+    }
+
+    // 写配置：单行覆盖；IO 异常静默吞(写不进只是下次还弹框，不致命)。
+    public static void Save(string ip)
+    {
+        try { File.WriteAllText(FilePath, ip ?? ""); }
+        catch (Exception) { }
+    }
+}

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Client/Assets/Base/DevServerPrompt.cs

@@ -0,0 +1,42 @@
+using UnityEngine;
+
+// 内网联调：发现失败时的开发机 IP 输入框(纯 IMGUI，风格同热更层 DevServerSwitchUI)。
+// 只负责输入与三态状态机，不做网络/文件 IO——探测与写配置由 LoadDll.CoLocalDiscoverThenDownload 编排：
+// [确定] → Confirmed，外部拿 InputIp 去探测；失败则外部调 ResetToWaiting(错误文案) 拨回弹框；
+// [跳过] → Skipped，外部走 127.0.0.1 回退。
+public sealed class DevServerPrompt : MonoBehaviour
+{
+    public enum PromptState { Waiting, Confirmed, Skipped }
+
+    public PromptState State { get; private set; } = PromptState.Waiting;
+    public string InputIp = "";
+    public string Error = "";   // 非空则红字显示
+
+    // 外部探测失败后调用：显示错误并回到可输入状态。
+    public void ResetToWaiting(string error)
+    {
+        Error = error ?? "";
+        State = PromptState.Waiting;
+    }
+
+    private void OnGUI()
+    {
+        if (State != PromptState.Waiting) return;
+        const int W = 560, H = 190;
+        GUILayout.BeginArea(new Rect((Screen.width - W) / 2, (Screen.height - H) / 3, W, H), GUI.skin.box);
+        GUILayout.Label("内网发现失败：请输入开发机 IP（网关须 --lan --devToken xw-dev）");
+        InputIp = GUILayout.TextField(InputIp ?? "", GUILayout.Height(44));
+        if (!string.IsNullOrEmpty(Error))
+        {
+            GUI.color = new Color(1f, 0.4f, 0.3f);
+            GUILayout.Label(Error);
+            GUI.color = Color.white;
+        }
+        GUILayout.FlexibleSpace();
+        GUILayout.BeginHorizontal();
+        if (GUILayout.Button("确定", GUILayout.Height(44))) { Error = ""; State = PromptState.Confirmed; }
+        if (GUILayout.Button("跳过", GUILayout.Height(44), GUILayout.Width(120))) State = PromptState.Skipped;
+        GUILayout.EndHorizontal();
+        GUILayout.EndArea();
+    }
+}

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Client/Assets/Base/FindLocalNode.cs

@@ -0,0 +1,13 @@
+
+//查找局域网内的节点地址
+using System;
+
+class FindLocalNode
+{
+    public static void FindNode(Action<string> Result)
+    {
+        string rs = "";
+
+        Result(rs);
+    }
+}

Client/Assets/Base/FindLocalNode.cs.meta

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Client/Assets/Base/GYDownloadHandler.cs

@@ -0,0 +1,142 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using UnityEngine;
+using UnityEngine.Networking;
+
+    /// <summary>
+    /// 用于处理文件下载
+    /// </summary>
+    internal class GYDownloadHandler: DownloadHandlerScript
+    {
+        string m_SavePath = "";
+        string m_TempFilePath = "";
+        FileStream fs;
+
+        public long totalFileLen { get; private set; }
+        public long downloadedFileLen { get; private set; }
+        public string fileName { get; private set; }
+        public string dirPath { get; private set; }
+
+        #region 事件
+
+        /// <summary>
+        /// 每次下载到数据后回调进度
+        /// </summary>
+        public Action<float,float> OnProgress = null;
+
+        /// <summary>
+        /// 当下载完成后回调下载的文件位置
+        /// </summary>
+        public Action<int> OnFinish = null;
+        #endregion
+
+
+        /// <summary>
+        /// 初始化下载句柄，定义每次下载的数据上限为1M
+        /// </summary>
+        /// <param name="filePath">保存到本地的文件路径</param>
+        public GYDownloadHandler(string filePath) : base(new byte[1024 * 1024])
+        {
+            m_SavePath = filePath.Replace('\\', '/');
+            fileName = m_SavePath.Substring(m_SavePath.LastIndexOf('/') + 1);
+            dirPath = m_SavePath.Substring(0, m_SavePath.LastIndexOf('/'));
+            m_TempFilePath = Path.Combine(dirPath, fileName + ".temp");
+            if (!Directory.Exists(dirPath))
+            {
+                Directory.CreateDirectory(dirPath);
+            }
+
+            fs = new FileStream(m_TempFilePath, FileMode.Append, FileAccess.Write);
+            downloadedFileLen = fs.Length;
+        }
+
+       
+
+        /// <summary>
+        /// 从网络获取数据时候的回调，每帧调用一次
+        /// </summary>
+        /// <param name="data">接收到的数据字节流，总长度为构造函数定义的200kb，并非所有的数据都是新的</param>
+        /// <param name="dataLength">接收到的数据长度，表示data字节流数组中有多少数据是新接收到的，即0-dataLength之间的数据是刚接收到的</param>
+        /// <returns>返回true为继续下载，返回false为中断下载</returns>
+        protected override bool ReceiveData(byte[] data, int dataLength)
+        {
+            if (data == null || data.Length == 0)
+            {
+                Debug.LogFormat("【下载中】 下载文件{0}中，没有获取到数据，下载终止", fileName);
+                return false;
+            }
+            fs?.Write(data, 0, dataLength);
+            downloadedFileLen += dataLength;
+
+            OnProgress?.Invoke(downloadedFileLen, totalFileLen);
+
+            return true;
+        }
+
+        /// <summary>
+        /// 当接受数据完成时的回调
+        /// </summary>
+        protected override void CompleteContent()
+        {
+            OnDispose();
+            //Debug.LogFormat("【下载完成】 完成对{0}文件的下载，保存路径为{1}", fileName, m_SavePath);
+
+            if (File.Exists(m_TempFilePath))
+            {
+                if (File.Exists(m_SavePath))
+                    File.Delete(m_SavePath);
+                File.Move(m_TempFilePath, m_SavePath);
+            }
+            else
+            {
+                Debug.LogFormat("【下载失败】 下载文件{0}时失败", fileName);
+            }
+            OnFinish?.Invoke((int)downloadedFileLen);
+        }
+
+        public void OnDispose()
+        {
+            fs?.Close();
+            fs?.Dispose();
+        }
+
+        /// <summary>
+        /// 请求下载时的第一个回调函数，会返回需要接收的文件总长度
+        /// </summary>
+        /// <param name="contentLength">如果是续传，则是剩下的文件大小；本地拷贝则是文件总长度</param>
+        protected override void ReceiveContentLengthHeader(ulong contentLength)
+        {
+            if (contentLength == 0)
+            {
+                Debug.Log("【下载已经完成】");
+                CompleteContent();
+            }
+            base.ReceiveContentLengthHeader(contentLength);
+            totalFileLen = (long)contentLength + downloadedFileLen;
+        }
+
+        public void ErrorDispose()
+        {
+            fs.Close();
+            fs.Dispose();
+            if (File.Exists(m_TempFilePath))
+            {
+                File.Delete(m_TempFilePath);
+            }
+            Dispose();
+        }
+
+        public override void Dispose()
+        {
+            OnFinish = null;
+            OnProgress = null;
+            base.Dispose();
+        }
+
+
+    }
+

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Client/Assets/Base/LoadDll.cs.meta

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Client/Assets/Base/LocalCdnDiscovery.cs

@@ -0,0 +1,228 @@
+using System;
+using System.Collections.Generic;
+using System.Net;
+using System.Net.NetworkInformation;
+using System.Net.Sockets;
+using System.Text;
+
+// 底包(AOT)专用：内网 CDN 广播发现。
+// 真机内网测试时 CDN 跑在开发机上，客户端写死的 127.0.0.1 在真机上指向手机自身、连不到开发机；
+// 故用 UDP 广播问开发机网关要它的 LAN CDN 根地址(形如 http://<开发机IP>:15081/)。
+//
+// 协议与热更层 XWorld.Framework.Protocol.DevDiscovery / DevServerDiscovery 完全一致
+// (magic "XWDL"、UDP 48923、LEB128 varuint + UTF8 长度前缀字符串、token=xw-dev)，
+// 但 Base 程序集不能引用热更程序集(XWorld.Framework.Shared，运行时才由 LoadDll 加载)，
+// 所以这里内联一份最小编解码，改协议时两边须同步。
+public static class LocalCdnDiscovery
+{
+    private const int Port = 48923;                         // = DevDiscovery.Port
+    private const uint ProtoVersion = 1;                    // = DevDiscovery.ProtoVersion
+    private static readonly byte[] Magic = { 0x58, 0x57, 0x44, 0x4C }; // "XWDL" = DevDiscovery.Magic
+    private const byte TypeQuery = 1;                       // = DevDiscovery.TypeQuery
+    private const byte TypeReply = 2;                       // = DevDiscovery.TypeReply
+
+    // 阻塞式发现，须在后台线程调用(会最多阻塞 durationMs)。
+    // 在窗口内周期重发查询(向广播 + 127.0.0.1 单播)，收到首个合法应答即返回其 ResourceBaseUrl(CDN 根)；超时返回 null。
+    // extraProbeIp：额外单播探测目标(跨网段联调用，来自 dev_server.txt 或弹框输入，见 DevServerConfig/DevServerPrompt)。
+    // 广播/定向广播不被路由器转发(RFC 2644)，组播亦已实测不通(路由器未开组播路由)，跨网段只能靠单播已知 IP。
+    // 注意：本方法跑在后台线程，不能碰 Unity 主线程 API(如 persistentDataPath)，配置由调用方在主线程读好传入。
+    public static string Discover(string token, int durationMs = 1500, string extraProbeIp = null)
+    {
+        UdpClient udp = null;
+        try
+        {
+            udp = new UdpClient(AddressFamily.InterNetwork);
+            udp.EnableBroadcast = true;
+            udp.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
+            udp.Client.Bind(new IPEndPoint(IPAddress.Any, 0));
+            udp.Client.ReceiveTimeout = 250;
+
+            uint nonce = unchecked((uint)Guid.NewGuid().GetHashCode());
+            byte[] query = EncodeQuery(nonce, token);
+            // 同机广播常收不到(取决于网卡是否回环广播)，故同时向 127.0.0.1 单播；并周期重发防网关刚起未监听。
+            // 255.255.255.255(限制广播)在部分 Android WiFi 驱动上会被丢弃，故再按各网卡 IP|~mask 补发子网定向广播(如 192.168.1.255)。
+            List<IPEndPoint> targetList = new List<IPEndPoint>
+            {
+                new IPEndPoint(IPAddress.Broadcast, Port),
+                new IPEndPoint(IPAddress.Loopback, Port),
+            };
+            foreach (IPAddress bc in GetDirectedBroadcasts())
+                targetList.Add(new IPEndPoint(bc, Port));
+            if (!string.IsNullOrEmpty(extraProbeIp) && IPAddress.TryParse(extraProbeIp, out IPAddress extra))
+                targetList.Add(new IPEndPoint(extra, Port));
+            IPEndPoint[] targets = targetList.ToArray();
+            UnityEngine.Debug.Log("[Discovery] targets(" + targets.Length + "): " + string.Join(", ", Array.ConvertAll(targets, t => t.ToString())));
+
+            DateTime deadline = DateTime.UtcNow.AddMilliseconds(durationMs);
+            DateTime nextSend = DateTime.MinValue;
+            while (DateTime.UtcNow < deadline)
+            {
+                if (DateTime.UtcNow >= nextSend)
+                {
+                    foreach (IPEndPoint t in targets)
+                    {
+                        try { udp.Send(query, query.Length, t); } catch { }
+                    }
+                    nextSend = DateTime.UtcNow.AddMilliseconds(300);
+                }
+
+                IPEndPoint from = new IPEndPoint(IPAddress.Any, 0);
+                byte[] data;
+                try { data = udp.Receive(ref from); }
+                catch (SocketException) { continue; } // 250ms 接收超时，继续重发/等待
+                if (TryDecodeReply(data, nonce, token, out string resourceBaseUrl)
+                    && !string.IsNullOrEmpty(resourceBaseUrl))
+                {
+                    return resourceBaseUrl;
+                }
+            }
+        }
+        catch (Exception)
+        {
+            // 忽略：发现失败由调用方处理(弹框输入或回退 127.0.0.1)
+        }
+        finally
+        {
+            try { udp?.Close(); } catch { }
+        }
+        return null;
+    }
+
+    // 枚举本机所有 Up 状态 IPv4 网卡，按 broadcast = ip | ~mask 算出各自的子网定向广播地址。
+    // 关键：Android/Mono 下 IPv4Mask 常拿不到(返回 null/0.0.0.0 甚至抛异常)，故对私有网段按 /24 兜底，
+    // 且逐地址 try/catch，任何一块网卡取掩码失败都不中断整体枚举(否则会连累外层 return null)。
+    private static List<IPAddress> GetDirectedBroadcasts()
+    {
+        List<IPAddress> list = new List<IPAddress>();
+        NetworkInterface[] nics;
+        try { nics = NetworkInterface.GetAllNetworkInterfaces(); }
+        catch (Exception e) { UnityEngine.Debug.LogWarning("[Discovery] GetAllNetworkInterfaces failed: " + e.Message); return list; }
+
+        foreach (NetworkInterface ni in nics)
+        {
+            if (ni.OperationalStatus != OperationalStatus.Up) continue;
+            if (ni.NetworkInterfaceType == NetworkInterfaceType.Loopback) continue;
+
+            IPInterfaceProperties props;
+            try { props = ni.GetIPProperties(); }
+            catch { continue; }
+
+            foreach (UnicastIPAddressInformation ua in props.UnicastAddresses)
+            {
+                if (ua.Address.AddressFamily != AddressFamily.InterNetwork) continue; // 只处理 IPv4
+                byte[] ip = ua.Address.GetAddressBytes();
+                if (ip.Length != 4) continue;
+
+                byte[] mk = null;
+                try { IPAddress m = ua.IPv4Mask; if (m != null) mk = m.GetAddressBytes(); }
+                catch { mk = null; } // Android 上访问 IPv4Mask 可能抛，兜住
+
+                // 掩码不可用(null/长度不对/全 0)时，私有网段按 /24 兜底(最常见的家用/办公 WiFi)，公网地址不猜。
+                bool maskBad = mk == null || mk.Length != 4 || (mk[0] == 0 && mk[1] == 0 && mk[2] == 0 && mk[3] == 0);
+                if (maskBad)
+                {
+                    if (!IsPrivateV4(ip)) continue;
+                    mk = new byte[] { 255, 255, 255, 0 };
+                }
+
+                byte[] bc = new byte[4];
+                for (int i = 0; i < 4; i++) bc[i] = (byte)(ip[i] | (~mk[i] & 0xFF));
+                IPAddress bcAddr = new IPAddress(bc);
+                list.Add(bcAddr);
+                UnityEngine.Debug.Log("[Discovery] nic=" + ni.Name + " ip=" + ua.Address + " mask=" + string.Join(".", mk) + " bc=" + bcAddr);
+            }
+        }
+        return list;
+    }
+
+    private static bool IsPrivateV4(byte[] ip)
+    {
+        if (ip[0] == 10) return true;                          // 10.0.0.0/8
+        if (ip[0] == 192 && ip[1] == 168) return true;         // 192.168.0.0/16
+        if (ip[0] == 172 && ip[1] >= 16 && ip[1] <= 31) return true; // 172.16.0.0/12
+        return false;
+    }
+
+    private static byte[] EncodeQuery(uint nonce, string token)
+    {
+        var buf = new List<byte>(32);
+        for (int i = 0; i < Magic.Length; i++) buf.Add(Magic[i]);
+        buf.Add(TypeQuery);
+        WriteVarUInt(buf, ProtoVersion);
+        WriteVarUInt(buf, nonce);
+        WriteString(buf, token);
+        return buf.ToArray();
+    }
+
+    private static bool TryDecodeReply(byte[] data, uint expectNonce, string expectToken, out string resourceBaseUrl)
+    {
+        resourceBaseUrl = null;
+        try
+        {
+            int pos = 0;
+            for (int i = 0; i < Magic.Length; i++)
+                if (ReadByte(data, ref pos) != Magic[i]) return false;
+            if (ReadByte(data, ref pos) != TypeReply) return false;
+            if (ReadVarUInt(data, ref pos) != ProtoVersion) return false;
+            if (ReadVarUInt(data, ref pos) != expectNonce) return false;
+            ReadString(data, ref pos);                       // ServerName(忽略)
+            ReadString(data, ref pos);                       // GatewayUrl(忽略，LoadDll 只要 CDN)
+            string resBase = ReadString(data, ref pos);      // ResourceBaseUrl(CDN 根)
+            string token = ReadString(data, ref pos);
+            if (token != expectToken) return false;
+            resourceBaseUrl = resBase;
+            return true;
+        }
+        catch (FormatException)
+        {
+            return false;
+        }
+    }
+
+    // ---- LEB128 varuint + UTF8 长度前缀字符串：与 PacketWriter/PacketReader 对齐 ----
+
+    private static void WriteVarUInt(List<byte> buf, uint v)
+    {
+        while (v >= 0x80) { buf.Add((byte)(v | 0x80)); v >>= 7; }
+        buf.Add((byte)v);
+    }
+
+    private static void WriteString(List<byte> buf, string s)
+    {
+        if (string.IsNullOrEmpty(s)) { WriteVarUInt(buf, 0); return; }
+        byte[] b = Encoding.UTF8.GetBytes(s);
+        WriteVarUInt(buf, (uint)b.Length);
+        buf.AddRange(b);
+    }
+
+    private static byte ReadByte(byte[] d, ref int pos)
+    {
+        if (pos >= d.Length) throw new FormatException("read past end");
+        return d[pos++];
+    }
+
+    private static uint ReadVarUInt(byte[] d, ref int pos)
+    {
+        uint result = 0;
+        int shift = 0;
+        while (true)
+        {
+            if (shift > 28) throw new FormatException("varuint too long");
+            byte b = ReadByte(d, ref pos);
+            result |= (uint)(b & 0x7F) << shift;
+            if ((b & 0x80) == 0) break;
+            shift += 7;
+        }
+        return result;
+    }
+
+    private static string ReadString(byte[] d, ref int pos)
+    {
+        uint len = ReadVarUInt(d, ref pos);
+        if (len == 0) return string.Empty;
+        if (pos + len > d.Length) throw new FormatException("string length exceeds buffer");
+        string s = Encoding.UTF8.GetString(d, pos, (int)len);
+        pos += (int)len;
+        return s;
+    }
+}

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Client/Assets/Base/MsvcStdextWorkaround.cs

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+#if UNITY_EDITOR
+using System;
+using UnityEditor.Build;
+using UnityEditor.Build.Reporting;
+
+public class MsvcStdextWorkaround : IPreprocessBuildWithReport
+{
+    const string kWorkaroundFlag = "/D_SILENCE_STDEXT_HASH_DEPRECATION_WARNINGS";
+
+    public int callbackOrder => 0;
+
+    public void OnPreprocessBuild(BuildReport report)
+    {
+        var clEnv = Environment.GetEnvironmentVariable("_CL_");
+
+        if (string.IsNullOrEmpty(clEnv))
+        {
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+        }
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+            clEnv += " " + kWorkaroundFlag;
+            Environment.SetEnvironmentVariable("_CL_", clEnv);
+        }
+    }
+}
+
+#endif // UNITY_EDITOR

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