.Net/C# 应用程序直接读取本地 Cookies 文件 (由于 WinXP SP2 调用 API: InternetGetCookie 无果)

.Net/C# 应用程序直接读取本地 Cookies 文件(WinXP SP2 调用 API: InternetGetCookie 无果)
using System;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
using Microsoft.Win32;
public class Class1
{
 static void Main(string[] args)
 {
  System.Console.WriteLine(GetCookiesFromFiles("et8")); //支持 WinXP SP2
  System.Console.WriteLine(GetCookie("http://bbs.et8.net"));
  System.Console.ReadLine();
 }

 [System.Runtime.InteropServices.DllImport("wininet.dll", CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
 public static extern bool InternetGetCookie(string lpszUrlName, string lpszCookieName, StringBuilder lpszCookieData, ref int lpdwSize);

 [System.Runtime.InteropServices.DllImport("kernel32.dll")]
 internal static extern Int32 GetLastError();

 public static string GetCookie(string url) //Win32 API
 {
  int size = 1000;
  StringBuilder sb = new StringBuilder(size);
  if (!InternetGetCookie(url,"", sb,ref size))
  {
   Console.WriteLine("Error code:{0}", GetLastError());
  }
  return sb.ToString();
 }

 public static string GetCookiesFromFiles(string MasterDomain) //Cookies File
 {
  string S = null;
  RegistryKey key = Registry.CurrentUser.OpenSubKey(@"Software/Microsoft/Windows/CurrentVersion/Explorer/Shell Folders", false);
  if (key != null)
  {
   string val = null;
//   foreach(string s in key.GetValueNames())
//   {
//    if (s.ToUpper() == "COOKIES")
//    {
//     val = (string) key.GetValue(s);
//     break;
//    }
//   }
   val = (string) key.GetValue("cooKies");
   val = System.Environment.GetFolderPath(System.Environment.SpecialFolder.Cookies);
   if (val!= null)
   {
    System.Console.WriteLine("用户 Cookies 文件目录: " + val);
    string[] F = Directory.GetFiles(val);
    string s = null;
    int i;
    Regex r = new Regex(@".*@" + MasterDomain + @"(/[/d+/])?/.txt");

    for (i = 0; i < F.Length; i++)
    {
     if (r.IsMatch(F[i]))
     {
      s = F[i];
      System.Console.WriteLine("用户 Cookies 文件: " + s);
     }
    }
    if (s != null) //s 就是最新文件
    {
     StreamReader sr = new StreamReader(s);
     s = null;
     i = 1;
     while ((s = sr.ReadLine())!= null)
     {
      if (s == "*" || s == "/n")
      {
       i = 0;
      }
      //每节只读两行
      if (i == 1)
      {
       S += s;
      }
      else if (i == 2)
      {
       S += "=" + s + "; ";
      }
      i++;
     }
    }
   }
  }
  return S;
 }
}