更新HttpServer类以支持服务ID管理，添加MD5类的hex_encode函数和改进base64_encode函数，修改A.nut文件以增加注释和功能

_DPS_/_Core/BaseClass/HttpClass/HttpClass.nut

@@ -262,12 +262,17 @@ class HttpServer {
 
     //处理函数
     Handler = null;
+    //服务ID
+    ServerId = null;
 
 
     constructor(host, service = "80") {
         Host = host;
         Service = service;
 
+        if (getroottable().rawin("HttpServer_" + Host + "_" + Service)){
+            throw "端口被占用";
+        } 
         getroottable()["HttpServer_" + Host + "_" + Service] <- this;
     }
 
@@ -275,15 +280,20 @@ class HttpServer {
         //记录处理函数
         Handler = Func;
 
-        local success = Sq_CreateHttpServer(Host, Service, this);
-        if (success) {
+        ServerId = Sq_CreateHttpServer(Host, Service, this);
+        if (ServerId) {
             ::print("Server started successfully.");
         } else {
             ::print("Failed to start server.");
         }
     }
 
-    function Event(SocketObject, Msg) {
-        Timer.SetTimeOut(Handler, 1, HttpResponse(SocketObject), Msg);
+    function Stop() 
+    {
+        Sq_StopHttpServer(ServerId);
+    }
+
+    function Event(SocketObject, Header, Msg) {
+        Timer.SetTimeOut(Handler, 1, HttpResponse(SocketObject), Header, Msg);
     }
 }

_DPS_/_Core/BaseClass/MD5Class/MD5Class.nut

@@ -21,31 +21,78 @@ class MD5 {
         Sq_CallFunc(MD5_Final_ptr, "void", ["pointer", "pointer"], Ctx, Result);
     }
 
+    // 16进制编码函数
+    // 参数: input - 可以是字符串或字节数组或Memory对象
+    // 返回: 32位16进制小写字符串（默认格式）
+    function hex_encode(input) {
+        local byteArray = [];
+
+        // 如果输入是字符串，转换为字节数组
+         if (typeof input == "string") {
+            for (local i = 0; i < input.len(); i++) {
+                byteArray.append(input[i].tointeger() & 0xFF);
+            }
+        }
+        // 如果输入是数组，直接使用
+        else {
+            byteArray = input;
+        }
+
+        local encoded = "";
+
+        for (local i = 0; i < byteArray.len(); i++) {
+            local byte = byteArray[i] & 0xFF;
+            encoded += format("%02x", byte);
+        }
+
+        return encoded;
+    }
+
+    // Base64 编码函数
+    // 参数: input - 可以是字符串或字节数组
+    // 返回: base64 编码后的字符串
     function base64_encode(input) {
         local base64_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-        local inputLength = input.len();
+
+        // 如果输入是字符串，转换为字节数组
+        local byteArray = [];
+        if (typeof input == "string") {
+            for (local i = 0; i< input.len(); i++) {
+                byteArray.append(input[i].tointeger() & 0xFF);
+            }
+        } else {
+            // 假设是数组，直接使用
+            byteArray = input;
+        }
+
+        local inputLength = byteArray.len();
         local i = 0;
         local j = 0;
         local charArray3 = array(3);
         local charArray4 = array(4);
         local encoded = "";
 
-        while (inputLength--) {
-            charArray3[i++] = input[inputLength];
+        // 处理每3个字节为一组
+        local pos = 0;
+        while (pos< inputLength) {
+            charArray3[i++] = byteArray[pos++];
+
             if (i == 3) {
+                // 将3个字节转换为4个base64字符
                 charArray4[0] = (charArray3[0] & 0xfc) >> 2;
                 charArray4[1] = ((charArray3[0] & 0x03) << 4) + ((charArray3[1] & 0xf0) >> 4);
                 charArray4[2] = ((charArray3[1] & 0x0f) << 2) + ((charArray3[2] & 0xc0) >> 6);
                 charArray4[3] = charArray3[2] & 0x3f;
 
                 for (i = 0; i< 4; i++) {
-                    encoded += base64_chars[charArray4[i]];
+                    encoded += base64_chars.slice(charArray4[i], charArray4[i] + 1);
                 }
                 i = 0;
             }
         }
 
-        if (i) {
+        // 处理剩余的字节（不足3个字节的情况）
+        if (i > 0) {
             for (j = i; j< 3; j++) {
                 charArray3[j] = 0;
             }
@@ -56,9 +103,10 @@ class MD5 {
             charArray4[3] = charArray3[2] & 0x3f;
 
             for (j = 0; j< i + 1; j++) {
-                encoded += base64_chars[charArray4[j]];
+                encoded += base64_chars.slice(charArray4[j], charArray4[j] + 1);
             }
 
+            // 添加填充字符 '='
             while (i++<3) {
                 encoded += "=";
             }
@@ -67,6 +115,7 @@ class MD5 {
         return encoded;
     }
 
+
     function GetFile(FileName) {
         local Io = IO(FileName, "r+");