开发FTP服务器端

Question

想做个简单的FTP服务器，去不知道从何下手？到网上搜了一下，下载了几个实例，一试却没用。不知各位大大们有没有好的实现代码例子？如有，给小弟发一份如何？
邮箱：[email protected]只要简单的，或者大家给个思路，说一下主要用到些函数，或者说一下在RFC那个文档里有说明，
小弟自己去看也可以。分数不够，小弟会另开一贴给分的。

Answer 1

www.sf.net上去找现成的开源项目。

Answer 2

serverSock.listen()
clientSock.connet(server,21)   accept(cmdSock)
                               new dataSock
                               dataSock.listen()
port=clientSock.recv()         cmdSock.send(dataSock.port)
new dataSock
dataSock.connect(server,port)
``````````````````````````````````````````````
够简单吧~~`

Answer 3

``````排版错误~~~空格没有了~~这样应该可以了吧~
```````````````````````````````serverSock.listen()
clientSock.connet(server,21)```accept(cmdSock)
```````````````````````````````new dataSock
 ``````````````````````````````dataSock.listen()
port=clientSock.recv()`````````cmdSock.send(dataSock.port)
````````````````````````````````new dataSock
dataSock.connect(server,port)

Answer 4

熟悉基本的网络协议和一点socket编程基础，应该不难啊

Answer 5

http://www.codeproject.com/internet/CFtpServer.asp

Answer 6

网上这样的类多的是，搜索“FTP类”