c#模拟http post 带cookie

下面的代码是自动向cnblogs中的小组发帖.........注意小组ID,主题ID,小组类型

首先采用firebug分析到发帖时的post地址以及参数,其中在headers中包含了cookies,把cookies复制下来放到d:\cookie.txt中,以分号隔开(a=b;c=d;),这些cookie中包含有身份验证信息

之后读取文件d:\data.txt,每1024个字节为一帖自动发送

代码

using System;
using System.Collections.Generic;
using System.Web;

using System.Xml;
using System.IO;
using System.Text;
using System.Collections;

using System.Net;
using System.Threading;
namespace Haier1
{
    class Program
    {
            public static Hashtable getCookieMap()
        {
            string sPath = "d:\cookie.txt";
            Hashtable maps = new Hashtable();
            FileStream fs = new FileStream(sPath, FileMode.Open);
            StreamReader rf = new StreamReader(fs, System.Text.Encoding.GetEncoding("gb2312"));
            string hm = "";
            try
            {
                do
                {

                    hm = rf.ReadLine();

                } while (!rf.EndOfStream);
                Console.WriteLine(hm);
                String[] s1 = hm.Split(;);
                // Console.Write(s1.Length);
                for (int i = 0; i < s1.Length; i++)
                {
                    int pos = s1[i].IndexOf(=);