nginx 上传模块重命名文件 C#服务器端

using Microsoft.VisualBasic.Devices;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace HttpListenerPost
{
    /// <summary>
    /// HttpListenner监听Post请求参数值实体
    /// </summary>
    public class HttpListenerPostValue
    {
        /// <summary>
        /// 0=> 参数
        /// 1=> 文件
        /// </summary>
        public int type = 0;
        public string name;
        public byte[] datas;
    }

    /// <summary>
    /// 获取Post请求中的参数和值帮助类
    /// </summary>
    public class HttpListenerPostParaHelper
    {
        private HttpListenerContext request;

        public HttpListenerPostParaHelper(HttpListenerContext request)
        {
            this.request = request;
        }

        private bool CompareBytes(byte[] source, byte[] comparison)
        {
            try