Asp.net 访问共享目录

为了安全性的问题，可能用用到用代码访问共享目录，代码如下

public enum ERROR_ID
{
    ERROR_SUCCESS = 0,  // Success 
    ERROR_BUSY = 170,
    ERROR_MORE_DATA = 234,
    ERROR_NO_BROWSER_SERVERS_FOUND = 6118,
    ERROR_INVALID_LEVEL = 124,
    ERROR_ACCESS_DENIED = 5,
    ERROR_INVALID_PASSWORD = 86,
    ERROR_INVALID_PARAMETER = 87,
    ERROR_BAD_DEV_TYPE = 66,
    ERROR_NOT_ENOUGH_MEMORY = 8,
    ERROR_NETWORK_BUSY = 54,
    ERROR_BAD_NETPATH = 53,
    ERROR_NO_NETWORK = 1222,
    ERROR_INVALID_HANDLE_STATE = 1609,
    ERROR_EXTENDED_ERROR = 1208,
    ERROR_DEVICE_ALREADY_REMEMBERED = 1202,
    ERROR_NO_NET_OR_BAD_PATH = 1203
}

public enum RESOURCE_SCOPE
{
    RESOURCE_CONNECTED = 1,
    RESOURCE_GLOBALNET = 2,
    RESOURCE_REMEMBERED = 3,
    RESOURCE_RECENT = 4,
    RESOURCE_CONTEXT = 5
}

public enum RESOURCE_TYPE
{
    RESOURCETYPE_ANY = 0,
    RESOURCETYPE_DISK = 1,
    RESOURCETYPE_PRINT = 2,
    RESOURCETYPE_RESERVED = 8,
}

public enum RESOURCE_USAGE
{
    RESOURCEUSAGE_CONNECTABLE = 1,
    RESOURCEUSAGE_CONTAINER = 2,
    RESOURCEUSAGE_NOLOCALDEVICE = 4,
    RESOURCEUSAGE_SIBLING = 8,
    RESOURCEUSAGE_ATTACHED = 16,
    RESOURCEUSAGE_ALL = (RESOURCEUSAGE_CONNECTABLE | RESOURCEUSAGE_CONTAINER | RESOURCEUSAGE_ATTACHED),
}

public enum RESOURCE_DISPLAYTYPE
{
    RESOURCEDISPLAYTYPE_GENERIC = 0,
    RESOURCEDISPLAYTYPE_DOMAIN = 1,
    RESOURCEDISPLAYTYPE_SERVER = 2,
    RESOURCEDISPLAYTYPE_SHARE = 3,
    RESOURCEDISPLAYTYPE_FILE = 4,
    RESOURCEDISPLAYTYPE_GROUP = 5,
    RESOURCEDISPLAYTYPE_NETWORK = 6,
    RESOURCEDISPLAYTYPE_ROOT = 7,
    RESOURCEDISPLAYTYPE_SHAREADMIN = 8,
    RESOURCEDISPLAYTYPE_DIRECTORY = 9,
    RESOURCEDISPLAYTYPE_TREE = 10,
    RESOURCEDISPLAYTYPE_NDSCONTAINER = 11
}

[StructLayout(LayoutKind.Sequential)]
public struct NETRESOURCE
{
    public RESOURCE_SCOPE dwScope;
    public RESOURCE_TYPE dwType;
    public RESOURCE_DISPLAYTYPE dwDisplayType;
    public RESOURCE_USAGE dwUsage;

    [MarshalAs(UnmanagedType.LPStr)]
    public string lpLocalName;

    [MarshalAs(UnmanagedType.LPStr)]
    public string lpRemoteName;

    [MarshalAs(UnmanagedType.LPStr)]
    public string lpComment;

    [MarshalAs(UnmanagedType.LPStr)]
    public string lpProvider;
}

public class NetworkConnection
{

    [DllImport("mpr.dll")]
    public static extern int WNetAddConnection2A(NETRESOURCE[] lpNetResource, string lpPassword, string lpUserName, int dwFlags);

    [DllImport("mpr.dll")]
    public static extern int WNetCancelConnection2A(string sharename, int dwFlags, int fForce);


    public static int Connect(string remotePath, string localPath, string username, string password)
    {
        NETRESOURCE[] share_driver = new NETRESOURCE[1];
        share_driver[0].dwScope = RESOURCE_SCOPE.RESOURCE_GLOBALNET;
        share_driver[0].dwType = RESOURCE_TYPE.RESOURCETYPE_DISK;
        share_driver[0].dwDisplayType = RESOURCE_DISPLAYTYPE.RESOURCEDISPLAYTYPE_SHARE;
        share_driver[0].dwUsage = RESOURCE_USAGE.RESOURCEUSAGE_CONNECTABLE;
        share_driver[0].lpLocalName = localPath;
        share_driver[0].lpRemoteName = remotePath;

        Disconnect(localPath);
        int ret = WNetAddConnection2A(share_driver, password, username, 1);

        return ret;
    }

    public static int Disconnect(string localpath)
    {
        return WNetCancelConnection2A(localpath, 1, 1);
    }

    public static void TestNetWorkConnection()
    {
        string localpath = "X:";

        int status = NetworkConnection.Connect("\\\\192.168.0.8\\test", localpath, @"Administrator", "123456");
        if (status == (int)ERROR_ID.ERROR_SUCCESS)
        {
            FileStream fs = new FileStream("\\\\192.168.0.8\\test" + @"\\test.txt", FileMode.Create);
            using (StreamWriter stream = new StreamWriter(fs))
            {
                stream.WriteLine("你好呀，成功了");
                stream.Flush();
                stream.Close();

            }
            fs.Close();
        }
        else
        {
            Console.WriteLine(status);
        }
        NetworkConnection.Disconnect(localpath);
    }
}