using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Threading;
namespace mail1
class ReceiveMail1
private TcpClient receiveClient = null;
private StreamReader strRe = null;
private StreamWriter strWr = null;
private NetworkStream netStream = null;
private string POP3_Server = "pop.sina.com";
private string username = "herolilonghero@sina.com";
private string password = "lilong";
private string response;
private int totalmessage;
/// <summary>
/// </summary>
/// <returns></returns>
public bool con()
receiveClient = new TcpClient(POP3_Server,110);
try
netStream = receiveClient.GetStream();
return true;
catch (Exception e)
Console.WriteLine("连接服务器失败！");
return false;
}
/// <summary>
/// </summary>
/// <returns></returns>
public bool user_pass()
strRe = new StreamReader(netStream,Encoding.Default);
strWr = new StreamWriter(netStream,Encoding.Default);
try
response = strRe.ReadLine();
strWr.WriteLine("user "+username);
strWr.Flush();
response = strRe.ReadLine();
strWr.WriteLine("pass "+password);
strWr.Flush();
response = strRe.ReadLine();
if ('-' == response[0])
Console.WriteLine("服务器认证失败！");
return false;
}
return true;
catch(Exception e)
Console.WriteLine("服务器认证失败！");
return false;
}
/// <summary>
/// </summary>
/// <returns></returns>
public int getMailCount()
strWr.WriteLine("stat");
strWr.Flush();
response = strRe.ReadLine();
string[] count = response.Split(' ');
totalmessage = Convert.ToInt32(count[1]);
Console.WriteLine("total = "+totalmessage);
if (totalmessage > 0) return totalmessage;
else return 0;
}
public void getMailTop(int i)
string str = null;
strWr.WriteLine("top "+i+" 0");
strWr.Flush();
str = strRe.ReadLine();
while ("." != str)
Console.WriteLine(str);
str = null;
str = strRe.ReadLine();
//读取邮件内容
strWr.WriteLine("retr " + i);
strWr.Flush();
str = strRe.ReadLine();
while ("." != str)
Console.WriteLine(str);
str = null;
str = strRe.ReadLine();
}
static void Main(string[] args)
ReceiveMail1 rm = new ReceiveMail1();
rm.con();
rm.user_pass();
int t = rm.getMailCount();
for (int i = 1; i <= t; i++)
Console.WriteLine("\n\n########################\n\n");
rm.getMailTop(i);
}
}
