最近做个功能在局域网中所有指定文件，于是花了点精力完成了部分功能，先贴上
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data; using System.Drawing;
using System.IO; using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Collections;
using System.Runtime.InteropServices;
using System.Diagnostics;
namespace QuickSearchToolsInNet {
public partial class Form1 : Form {
public Form1() {
InitializeComponent();
}
private void btnSearch_Click(object sender, EventArgs e) {
#region 此部分主要为了测试一台计算机，数量太多搜索速度会很慢
IList<string> lstIps = GetIpsByGroup();
string ip = @"\\ckf4989v";
string selectPath = @"c:\";
foreach (var item in lstIps) {
if (item.ToLower().Contains(ip)) { selectPath = ip + @"\"; } }
#endregion
string[] ShareList = NetShareList(selectPath);
FileInfo[] textFiles = null;
Array.ForEach(ShareList, Share => {
string sharePath = selectPath + Share;
var dicInfo = new DirectoryInfo(sharePath);//选择的目录信息
textFiles = dicInfo.GetFiles("*.*", SearchOption.AllDirectories);
});
StringBuilder sb = new StringBuilder();
if (textFiles!=null) {
foreach (var item in textFiles) {
sb.Append(item.FullName+"\r\n");
} }
this.richTextBox1.Text = sb.ToString();
//DirectoryInfo dir = new DirectoryInfo(ip);
//StringBuilder sb = Getfiless(dir);
//MessageBox.Show(sb.ToString());
}
#region 获取局域网中某个计算机的所有共享文件夹
[StructLayout(LayoutKind.Sequential)]
protected struct SHARE_INFO_1 {
[MarshalAs(UnmanagedType.LPWStr)]
public string shi1_netname;
[MarshalAs(UnmanagedType.U4)]
public uint shi1_type;
[MarshalAs(UnmanagedType.LPWStr)]
public string shi1_remark;
}
[DllImport("Netapi32.dll", EntryPoint = "NetShareEnum")]
protected static extern int NetShareEnum(
[MarshalAs(UnmanagedType.LPWStr)] string servername,
[MarshalAs(UnmanagedType.U4)] uint level, out IntPtr bufptr,
[MarshalAs(UnmanagedType.U4)] int prefmaxlen,
[MarshalAs(UnmanagedType.U4)] out uint entriesread,
[MarshalAs(UnmanagedType.U4)] out uint totalentries,
[MarshalAs(UnmanagedType.U4)] out uint resume_handle
);
private string[] NetShareList(string server) {
IntPtr buffer; uint entriesread; uint totalentries; uint resume_handle;
//-1应该是获取所有的share,msdn里面的例子是这么写的,返回0表示成功
if (NetShareEnum(server, 1, out buffer, -1, out entriesread, out totalentries, out resume_handle) == 0) {
Int32 ptr = buffer.ToInt32();
ArrayList alShare = new ArrayList();
for (int i = 0; i < entriesread; i++) {
SHARE_INFO_1 shareInfo = (SHARE_INFO_1)Marshal.PtrToStructure(new IntPtr(ptr), typeof(SHARE_INFO_1)); if (shareInfo.shi1_type == 0)//Disk drive类型 {
alShare.Add(shareInfo.shi1_netname);
}
ptr += Marshal.SizeOf(shareInfo);//有点类似C代码
}
string[] share = new string[alShare.Count];
for (int i = 0; i < alShare.Count; i++) { share[i] = alShare[i].ToString(); } return share; }
else return null;
}
#endregion
#region 获取工作组中所有计算机名
private IList<string> GetIpsByGroup() {
ProcessStartInfo info = new ProcessStartInfo("cmd.exe");
info.Arguments = "/k net view"; //不使用壳来执行进程，才能捕获输入输出流
info.UseShellExecute = false; //重定向输入流
//info.RedirectStandardInput = true;
info.RedirectStandardOutput = true; //重定向输出流
Process p = Process.Start(info);
StreamReader output = p.StandardOutput; //获取输出流的操作Writer
IList<string> lstIps = new List<string>();
while (!output.EndOfStream) { string line = output.ReadLine(); if (line.StartsWith("\\\\")) lstIps.Add(line); } return lstIps; }
#endregion
#region 递归获取某个目录下的所有文件（包含子目录中的文件）------------------已废弃
/// <summary> /// 递归获取某个目录下的所有文件（包含子目录中的文件）------------------已废弃 /// </summary>
/// <param name="dir">最外层文件夹路径</param>
/// <returns></returns>
private StringBuilder Getfiless(DirectoryInfo dir) {
FileInfo[] files = dir.GetFiles();
StringBuilder sb = new StringBuilder();
foreach (var item in files) {
sb.Append(item.FullName + "\r\n");
}
if (dir.GetDirectories().Length > 0) {
DirectoryInfo[] dirs = dir.GetDirectories();
foreach (var item in dirs) {
sb.Append(Getfiless(item) + "\r\n");
} }
return sb; }
#endregion
} }