网络协议的实现与应用实训报告(19)

FTP 服务器的安装和配置方法FTP 客户端的开发方法

}

string[] urifield = uri.Split(' '); uri = urifield[0];

FtpWebRequest request = CreateFtpWebRequest(uri, WebRequestMethods.Ftp.ListDirectoryDetails);

// 获得服务器返回的响应信息

FtpWebResponse response = GetFtpResponse(request); if (response == null) {

return false; }

lstbxFtpState.Items.Add("连接成功，服务器返回的是：" + response.StatusCode + " " + response.StatusDescription);

// 读取网络流数据

Stream stream = response.GetResponseStream();

StreamReader streamReader = new StreamReader(stream, Encoding.UTF8); lstbxFtpState.Items.Add("获取响应流...."); string s = streamReader.ReadToEnd(); streamReader.Close(); stream.Close(); response.Close();

lstbxFtpState.Items.Add("传输完成");

// 处理并显示文件目录列表

string[] ftpdir = s.Split(Environment.NewLine.ToCharArray(), StringSplitOptions.RemoveEmptyEntries);

lstbxFtpResources.Items.Add("↑返回上层目录"); int length = 0;

for (int i = 0; i < ftpdir.Length; i++) {

if (ftpdir[i].EndsWith(".")) {

length = ftpdir[i].Length - 2; break; } }

for (int i = 0; i < ftpdir.Length; i++) {

s = ftpdir[i];

int index = http://www.77cn.com.cnstIndexOf('\t');