@msdn=http://search.microsoft.com/search/results.aspx?qu=$$$ @pinvoke=http://pinvoke.net/$$$.htm Summary: Returns the time of day information from a specified server. !!!!C# Signature: [DllImport("Netapi32.dll", CharSet=CharSet.Unicode)] static extern int NetRemoteTOD(string UncServerName, ref IntPtr BufferPtr); !!!!VB Signature: <DllImport("netapi32", CharSet:=CharSet.Unicode)> Function NetRemoteTOD( _ ByVal UncServerName As String, ByRef BufferPtr As IntPtr) As Integer End Function!!!!User-Defined Types: None. !!!!Notes: [2004-05-20 Nicholas Paldino] Make sure to call NetApiBufferFree on the IntPtr returned in the Buffer parameter. !!!!Tips & Tricks: Please add some! !!!!Sample Code: MyFunctions.cs -------------- using System; using System.IO; using System.Windows.Forms; using System.Runtime.InteropServices; namespace MyFunctions { public class GetNetRemoteTOD { #region API [DllImport( "netapi32.dll" , EntryPoint="NetRemoteTOD", SetLastError=true, CharSet=CharSet.Unicode, ExactSpelling=true, CallingConvention=CallingConvention.StdCall)] private static extern int NetRemoteTOD(string UncServerName, ref IntPtr BufferPtr); [DllImport( "netapi32.dll")] private static extern void NetApiBufferFree(IntPtr bufptr); [StructLayout(LayoutKind.Sequential)] public struct structTIME_OF_DAY_INFO { public int itod_elapsedt; public int itod_msecs; public int itod_hours; public int itod_mins; public int itod_secs; public int itod_hunds; public int itod_timezone; public int itod_tinterval; public int itod_day; public int itod_month; public int itod_year; public int itod_weekday; } #endregion #region Core functions public int [] xNetRemoteTOD( string ServerName ) { structTIME_OF_DAY_INFO result = new structTIME_OF_DAY_INFO(); IntPtr pintBuffer = IntPtr.Zero; int[] TOD_INFO = new int[12]; // Get the time of day. int pintError = NetRemoteTOD(ServerName, ref pintBuffer); if ( pintError > 0 ) { throw new System.ComponentModel.Win32Exception ( pintError ); } // Get the structure. result = (structTIME_OF_DAY_INFO)Marshal.PtrToStructure(pintBuffer, typeof(structTIME_OF_DAY_INFO)); TOD_INFO[0] = result.itod_elapsedt; TOD_INFO[1] = result.itod_msecs; TOD_INFO[2] = result.itod_hours; TOD_INFO[3] = result.itod_mins; TOD_INFO[4] = result.itod_secs; TOD_INFO[5] = result.itod_hunds; TOD_INFO[6] = result.itod_timezone; TOD_INFO[7] = result.itod_tinterval; TOD_INFO[8] = result.itod_day; TOD_INFO[9] = result.itod_month; TOD_INFO[10] = result.itod_year; TOD_INFO[11] = result.itod_weekday; // Free the buffer. NetApiBufferFree(pintBuffer); return TOD_INFO; } #endregion } // End class GetNetRemoteTOD } // End Namespace MyFunktions mainfunction.cs --------------- using System; using System.Runtime.InteropServices; using MyFunctions; namespace ConsoleApplication1 { class Class1 { [STAThread] static void Main(string[] args) { string ServerName = @"\\test01"; GetNetRemoteTOD gnrTOD = new GetNetRemoteTOD(); int[] TOD_Info = new int [12]; try { TOD_Info = gnrTOD.xNetRemoteTOD( ServerName ); } catch(Exception err) { //report error Console.WriteLine ("NetRemoteTOD from " + ServerName + " failed!\nError: " + err.Message ); return; } Console.Write("\r\nDate/Time from {0} : {1}.{2}.{3} {4}:{5}:{6} TZ = {7}\r\n", ServerName, TOD_Info[8], TOD_Info[9], TOD_Info[10], TOD_Info[2], TOD_Info[3], TOD_Info[4], TOD_Info[6]); } } // End Class1 } // End Namespace ConsoleApplication1 !!!!Alternative Managed API: If you need to get the time from a domain controller: using System.DirectoryServices.ActiveDirectory; DomainControllerCollection controllers = Domain.GetCurrentDomain().DomainControllers; foreach (DomainController c in controllers) Console.WriteLine(c.CurrentTime); Documentation: NetRemoteTOD@msdn on MSDN
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