MFC简单邮件收发系统

mail相关的是应用层协议，有pop、smtp、http等，只是其网络层协议都是基于TCP的而已。你解决了网络层的连接并不算完，实现各种应用层协议才是主要工作，要按照IEEE协议标准文档来组包、解包，或者找开源的代码。

// stdafx.cpp : 只包括标准包含文件的源文件
// Test.pch 将作为预编译头
// stdafx.obj 将包含预编译类型信息

#include “stdafx.h“

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2011-09-03 13:25  C++辅导书\
     目录           0  2011-09-03 13:27  C++辅导书\Computer\
     目录           0  2011-09-03 13:27  C++辅导书\Computer\Test\
     文件        2709  2011-08-28 23:17  C++辅导书\Computer\Test\ReadMe.txt
     目录           0  2011-09-03 13:25  C++辅导书\Computer\Test\res\
     文件       21630  2005-12-08 14:56  C++辅导书\Computer\Test\res\Test.ico
     文件         360  2011-08-28 23:17  C++辅导书\Computer\Test\res\Test.rc2
     文件        1504  2011-09-01 20:07  C++辅导书\Computer\Test\resource.h
     文件         135  2011-08-28 23:17  C++辅导书\Computer\Test\stdafx.cpp
     文件        2489  2011-08-28 23:17  C++辅导书\Computer\Test\stdafx.h
     文件       58408  2011-09-01 20:07  C++辅导书\Computer\Test\Test.aps
     文件        1623  2011-08-28 23:17  C++辅导书\Computer\Test\Test.cpp
     文件         429  2011-08-28 23:17  C++辅导书\Computer\Test\Test.h
     文件        5124  2011-09-01 20:07  C++辅导书\Computer\Test\Test.rc
     文件        5443  2011-09-01 20:56  C++辅导书\Computer\Test\Test.vcproj
     文件        1427  2011-09-03 13:08  C++辅导书\Computer\Test\Test.vcproj.MICROSOF-DDB1E1.Administrator.user
     文件        5694  2011-09-02 16:56  C++辅导书\Computer\Test\TestDlg.cpp
     文件        1450  2011-09-02 13:15  C++辅导书\Computer\Test\TestDlg.h
     文件         877  2011-08-28 23:17  C++辅导书\Computer\Test.sln
     文件       13312  2011-09-03 13:08  C++辅导书\Computer\Test.suo
     目录           0  2011-09-03 13:27  C++辅导书\SendMailClient\
     目录           0  2011-09-03 13:27  C++辅导书\SendMailClient\SendMailClient\
     文件        2889  2011-08-19 16:12  C++辅导书\SendMailClient\SendMailClient\ReadMe.txt
     目录           0  2011-09-03 13:25  C++辅导书\SendMailClient\SendMailClient\res\
     文件       21630  2005-12-08 14:56  C++辅导书\SendMailClient\SendMailClient\res\SendMailClient.ico
     文件         370  2011-08-19 16:12  C++辅导书\SendMailClient\SendMailClient\res\SendMailClient.rc2
     文件        1004  2011-09-02 20:08  C++辅导书\SendMailClient\SendMailClient\resource.h
     文件       58808  2011-09-02 20:08  C++辅导书\SendMailClient\SendMailClient\SendMailClient.aps
     文件        1753  2011-08-19 16:12  C++辅导书\SendMailClient\SendMailClient\SendMailClient.cpp
     文件         489  2011-08-19 16:12  C++辅导书\SendMailClient\SendMailClient\SendMailClient.h
     文件        5844  2011-09-02 20:08  C++辅导书\SendMailClient\SendMailClient\SendMailClient.rc
............此处省略23个文件信息