using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Runtime.InteropServices;namespace Cookie{    class Program    {        [DllImport("wininet.dll", CharSet = CharSet.Auto, SetLastError = true)]        static extern bool InternetGetCookieEx(string pchURL, string pchCookieName, StringBuilder pchCookieData, ref System.UInt32 pcchCookieData, int dwFlags, IntPtr lpReserved);        [DllImport("wininet.dll", CharSet = CharSet.Auto, SetLastError = true)]        static extern int InternetSetCookieEx(string lpszURL, string lpszCookieName, string lpszCookieData, int dwFlags, IntPtr dwReserved);        static void Main(string[] args)        {            String cookie = GetCookies("http://www.baidu.com/");            Console.WriteLine(cookie);        }        public static string GetCookies(string url)        {            uint datasize = 256;            StringBuilder cookieData = new StringBuilder((int)datasize);            if (!InternetGetCookieEx(url, null, cookieData, ref datasize, 0x2000, IntPtr.Zero))            {                if (datasize < 0)                    return null;                cookieData = new StringBuilder((int)datasize);                if (!InternetGetCookieEx(url, null, cookieData, ref datasize, 0x00002000, IntPtr.Zero))                    return null;            }            return cookieData.ToString();        }    }}