تحديد المعرف unc الخاص بجهاز على الشبكة

كود :
using System.Text;

using System.Runtime.InteropServices



[DllImport("shlwapi.dll", SetLastError = true, CharSet = CharSet.Auto)] 

public static extern bool PathIsNetworkPath([MarshalAs(UnmanagedType.LPTStr)]string pszPath);

[DllImport("mpr.dll", SetLastError = true, CharSet = CharSet.Auto, EntryPoint = "WNetGetConnectionW")] 

public static extern int WNetGetConnection([MarshalAs(UnmanagedType.LPWStr)]string lpLocalName, StringBuilder lpRemoteName, ref int lpnLength);

public string GetUNCPath(string NetworkPath) 

{

string szRoot = NetworkPath.Substring(0, 2);

string szPath = NetworkPath;

if (PathIsNetworkPath(szPath)) 

{

StringBuilder szbUNC = new StringBuilder(260);

int iLength = 260;

if (WNetGetConnection(szRoot, szbUNC, ref iLength) == ERROR_SUCCESS)

{

szPath = Path.Combine(szbUNC.ToString(), Path.GetFileName(szPath)); 

}

}

return szPath;

}