C# transfer local file to remote server based on File.Copy
using System;using System.Collections.Generic;using System.ComponentModel;using System.Linq;using System.Runtime.InteropServices;using System.Text;using System.Threading.Tasks;namespace TFCP{ /// <summary> /// Provides access to a network share. /// </summary> public class NetworkShareAccesser : IDisposable { private string _remoteUncName; private string _remoteComputerName; public string RemoteComputerName { get { return this._remoteComputerName; } set { this._remoteComputerName = value; this._remoteUncName = @"\\" + this._remoteComputerName; } } public string UserName { get; set; } public string Password { get; set; } #region Consts private const int RESOURCE_CONNECTED = 0x00000001; private const int RESOURCE_GLOBALNET = 0x00000002; private const int RESOURCE_REMEMBERED = 0x00000003; private const int RESOURCETYPE_ANY = 0x00000000; private const int RESOURCETYPE_DISK = 0x00000001; private const int RESOURCETYPE_PRINT = 0x00000002; private const int RESOURCEDISPLAYTYPE_GENERIC = 0x00000000; private const int RESOURCEDISPLAYTYPE_DOMAIN = 0x00000001; private const int RESOURCEDISPLAYTYPE_SERVER = 0x00000002; private const int RESOURCEDISPLAYTYPE_SHARE = 0x00000003; private const int RESOURCEDISPLAYTYPE_FILE = 0x00000004; private const int RESOURCEDISPLAYTYPE_GROUP = 0x00000005; private const int RESOURCEUSAGE_CONNECTABLE = 0x00000001; private const int RESOURCEUSAGE_CONTAINER = 0x00000002; private const int CONNECT_INTERACTIVE = 0x00000008; private const int CONNECT_PROMPT = 0x00000010; private const int CONNECT_REDIRECT = 0x00000080; private const int CONNECT_UPDATE_PROFILE = 0x00000001; private const int CONNECT_COMMANDLINE = 0x00000800; private const int CONNECT_CMD_SAVECRED = 0x00001000; private const int CONNECT_LOCALDRIVE = 0x00000100; #endregion #region Errors private const int NO_ERROR = 0; private const int ERROR_ACCESS_DENIED = 5; private const int ERROR_ALREADY_ASSIGNED = 85; private const int ERROR_BAD_DEVICE = 1200; private const int ERROR_BAD_NET_NAME = 67; private const int ERROR_BAD_PROVIDER = 1204; private const int ERROR_CANCELLED = 1223; private const int ERROR_EXTENDED_ERROR = 1208; private const int ERROR_INVALID_ADDRESS = 487; private const int ERROR_INVALID_PARAMETER = 87; private const int ERROR_INVALID_PASSWORD = 1216; private const int ERROR_MORE_DATA = 234; private const int ERROR_NO_MORE_ITEMS = 259; private const int ERROR_NO_NET_OR_BAD_PATH = 1203; private const int ERROR_NO_NETWORK = 1222; private const int ERROR_BAD_PROFILE = 1206; private const int ERROR_CANNOT_OPEN_PROFILE = 1205; private const int ERROR_DEVICE_IN_USE = 2404; private const int ERROR_NOT_CONNECTED = 2250; private const int ERROR_OPEN_FILES = 2401; #endregion #region PInvoke Signatures [DllImport("Mpr.dll")] private static extern int WNetUseConnection( IntPtr hwndOwner, NETRESOURCE lpNetResource, string lpPassword, string lpUserID, int dwFlags, string lpAccessName, string lpBufferSize, string lpResult ); [DllImport("Mpr.dll")] private static extern int WNetCancelConnection2( string lpName, int dwFlags, bool fForce ); [StructLayout(LayoutKind.Sequential)] private class NETRESOURCE { public int dwScope = 0; public int dwType = 0; public int dwDisplayType = 0; public int dwUsage = 0; public string lpLocalName = ""; public string lpRemoteName = ""; public string lpComment = ""; public string lpProvider = ""; } #endregion /// <summary> /// Creates a NetworkShareAccesser for the given computer name. The user will be promted to enter credentials /// </summary> /// <param name="remoteComputerName"></param> /// <returns></returns> public static NetworkShareAccesser Access(string remoteComputerName) { return new NetworkShareAccesser(remoteComputerName); } /// <summary> /// Creates a NetworkShareAccesser for the given computer name using the given domain/computer name, username and password /// </summary> /// <param name="remoteComputerName"></param> /// <param name="domainOrComuterName"></param> /// <param name="userName"></param> /// <param name="password"></param> public static NetworkShareAccesser Access(string remoteComputerName, string domainOrComuterName, string userName, string password) { return new NetworkShareAccesser(remoteComputerName, domainOrComuterName + @"\" + userName, password); } /// <summary> /// Creates a NetworkShareAccesser for the given computer name using the given username (format: domainOrComputername\Username) and password /// </summary> /// <param name="remoteComputerName"></param> /// <param name="userName"></param> /// <param name="password"></param> public static NetworkShareAccesser Access(string remoteComputerName, string userName, string password) { return new NetworkShareAccesser(remoteComputerName, userName, password); } private NetworkShareAccesser(string remoteComputerName) { RemoteComputerName = remoteComputerName; this.ConnectToShare(this._remoteUncName, null, null, true); } private NetworkShareAccesser(string remoteComputerName, string userName, string password) { RemoteComputerName = remoteComputerName; UserName = userName; Password = password; this.ConnectToShare(this._remoteUncName, this.UserName, this.Password, false); } private void ConnectToShare(string remoteUnc, string username, string password, bool promptUser) { NETRESOURCE nr = new NETRESOURCE { dwType = RESOURCETYPE_DISK, lpRemoteName = remoteUnc }; int result; if (promptUser) { result = WNetUseConnection(IntPtr.Zero, nr, "", "", CONNECT_INTERACTIVE | CONNECT_PROMPT, null, null, null); } else { result = WNetUseConnection(IntPtr.Zero, nr, password, username, 0, null, null, null); } if (result != NO_ERROR) { throw new Win32Exception(result); } } private void DisconnectFromShare(string remoteUnc) { int result = WNetCancelConnection2(remoteUnc, CONNECT_UPDATE_PROFILE, false); if (result != NO_ERROR) { throw new Win32Exception(result); } } /// <summary> /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources. /// </summary> /// <filterpriority>2</filterpriority> public void Dispose() { this.DisconnectFromShare(this._remoteUncName); } }} static void PathCopyToRemoteDemo() { string destFile = @"\\RemotePCName\SharedFile"; string sourceFile = @"C:\myfolder\mytxt.txt"; string fileName = Path.GetFileName(sourceFile); string remotePCName = "remotePCName"; string remotePCDOMAINName = "remotePCDOMAINName"; string remotePCUserName = "RemotePCPassword"; string remotePCUserPwd = "remotePCUserPwd"; string destFullName = Path.Combine(destFile, fileName); using (NetworkShareAccesser.Access(remotePCName, remotePCDOMAINName, remotePCUserName, remotePCUserPwd)) { File.Copy(sourceFile, destFullName); } }
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